Merge branch 'develop' into bigpicturemode

.gitignore

@@ -29,4 +29,6 @@ src-tauri/flamegraph.svg
 src-tauri/perf*
 
 /*.AppImage
-/squashfs-root
+/squashfs-root
+
+/target/

package.json

@@ -14,7 +14,8 @@
     "@tauri-apps/plugin-os": "^2.3.0",
     "@tauri-apps/plugin-shell": "^2.3.0",
     "pino": "^9.7.0",
-    "pino-pretty": "^13.1.1"
+    "pino-pretty": "^13.1.1",
+    "tauri": "^0.15.0"
   },
   "devDependencies": {
     "@tauri-apps/cli": "^2.7.1"

src-tauri/Cargo.toml

@@ -78,6 +78,16 @@ futures-core = "0.3.31"
 bytes = "1.10.1"
 # tailscale = { path = "./tailscale" }
 
+
+# Workspaces
+client = { version = "0.1.0", path = "./client" }
+database = { path = "./database" }
+process = { path = "./process" }
+remote = { version = "0.1.0", path = "./remote" }
+utils = { path = "./utils" }
+games = { version = "0.1.0", path = "./games" }
+download_manager = { version = "0.1.0", path = "./download_manager" }
+
 [dependencies.dynfmt]
 version = "0.1.5"
 features = ["curly"]
@@ -127,3 +137,18 @@ features = ["derive", "rc"]
 lto = true
 codegen-units = 1
 panic = 'abort'
+
+
+[workspace]
+members = [
+    "client",
+    "database",
+    "process",
+    "remote",
+    "utils",
+    "cloud_saves",
+    "download_manager",
+    "games",
+]
+
+resolver = "3"

src-tauri/client/Cargo.toml

@@ -0,0 +1,12 @@
+[package]
+name = "client"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+bitcode = "0.6.7"
+database = { version = "0.1.0", path = "../database" }
+log = "0.4.28"
+serde = { version = "1.0.228", features = ["derive"] }
+tauri = "2.8.5"
+tauri-plugin-autostart = "2.5.0"

src-tauri/client/src/app_status.rs

@@ -0,0 +1,12 @@
+use serde::Serialize;
+
+#[derive(Clone, Copy, Serialize, Eq, PartialEq)]
+pub enum AppStatus {
+    NotConfigured,
+    Offline,
+    ServerError,
+    SignedOut,
+    SignedIn,
+    SignedInNeedsReauth,
+    ServerUnavailable,
+}

src-tauri/client/src/autostart.rs

@@ -0,0 +1,26 @@
+use database::borrow_db_checked;
+use log::debug;
+use tauri::AppHandle;
+use tauri_plugin_autostart::ManagerExt;
+
+// New function to sync state on startup
+pub fn sync_autostart_on_startup(app: &AppHandle) -> Result<(), String> {
+    let db_handle = borrow_db_checked();
+    let should_be_enabled = db_handle.settings.autostart;
+    drop(db_handle);
+
+    let manager = app.autolaunch();
+    let current_state = manager.is_enabled().map_err(|e| e.to_string())?;
+
+    if current_state != should_be_enabled {
+        if should_be_enabled {
+            manager.enable().map_err(|e| e.to_string())?;
+            debug!("synced autostart: enabled");
+        } else {
+            manager.disable().map_err(|e| e.to_string())?;
+            debug!("synced autostart: disabled");
+        }
+    }
+
+    Ok(())
+}

src-tauri/client/src/compat.rs

@@ -0,0 +1,52 @@
+use std::{
+    ffi::OsStr,
+    path::PathBuf,
+    process::{Command, Stdio},
+    sync::LazyLock,
+};
+
+use log::info;
+
+pub static COMPAT_INFO: LazyLock<Option<CompatInfo>> = LazyLock::new(create_new_compat_info);
+
+pub static UMU_LAUNCHER_EXECUTABLE: LazyLock<Option<PathBuf>> = LazyLock::new(|| {
+    let x = get_umu_executable();
+    info!("{:?}", &x);
+    x
+});
+
+#[derive(Clone)]
+pub struct CompatInfo {
+    pub umu_installed: bool,
+}
+
+fn create_new_compat_info() -> Option<CompatInfo> {
+    #[cfg(target_os = "windows")]
+    return None;
+
+    let has_umu_installed = UMU_LAUNCHER_EXECUTABLE.is_some();
+    Some(CompatInfo {
+        umu_installed: has_umu_installed,
+    })
+}
+
+const UMU_BASE_LAUNCHER_EXECUTABLE: &str = "umu-run";
+const UMU_INSTALL_DIRS: [&str; 4] = ["/app/share", "/use/local/share", "/usr/share", "/opt"];
+
+fn get_umu_executable() -> Option<PathBuf> {
+    if check_executable_exists(UMU_BASE_LAUNCHER_EXECUTABLE) {
+        return Some(PathBuf::from(UMU_BASE_LAUNCHER_EXECUTABLE));
+    }
+
+    for dir in UMU_INSTALL_DIRS {
+        let p = PathBuf::from(dir).join(UMU_BASE_LAUNCHER_EXECUTABLE);
+        if check_executable_exists(&p) {
+            return Some(p);
+        }
+    }
+    None
+}
+fn check_executable_exists<P: AsRef<OsStr>>(exec: P) -> bool {
+    let has_umu_installed = Command::new(exec).stdout(Stdio::null()).output();
+    has_umu_installed.is_ok()
+}

src-tauri/client/src/lib.rs

@@ -0,0 +1,4 @@
+pub mod app_status;
+pub mod autostart;
+pub mod compat;
+pub mod user;

src-tauri/client/src/user.rs

@@ -0,0 +1,12 @@
+use bitcode::{Decode, Encode};
+use serde::{Deserialize, Serialize};
+
+#[derive(Clone, Serialize, Deserialize, Encode, Decode)]
+#[serde(rename_all = "camelCase")]
+pub struct User {
+    id: String,
+    username: String,
+    admin: bool,
+    display_name: String,
+    profile_picture_object_id: String,
+}

src-tauri/cloud_saves/Cargo.toml

@@ -0,0 +1,19 @@
+[package]
+name = "cloud_saves"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+database = { version = "0.1.0", path = "../database" }
+dirs = "6.0.0"
+log = "0.4.28"
+regex = "1.11.3"
+rustix = "1.1.2"
+serde = "1.0.228"
+serde_json = "1.0.145"
+serde_with = "3.15.0"
+tar = "0.4.44"
+tempfile = "3.23.0"
+uuid = "1.18.1"
+whoami = "1.6.1"
+zstd = "0.13.3"

src-tauri/cloud_saves/src/backup_manager.rs

@@ -0,0 +1,234 @@
+use std::{collections::HashMap, path::PathBuf, str::FromStr};
+
+#[cfg(target_os = "linux")]
+use database::platform::Platform;
+use database::{GameVersion, db::DATA_ROOT_DIR};
+use log::warn;
+
+use crate::error::BackupError;
+
+use super::path::CommonPath;
+
+pub struct BackupManager<'a> {
+    pub current_platform: Platform,
+    pub sources: HashMap<(Platform, Platform), &'a (dyn BackupHandler + Sync + Send)>,
+}
+
+impl Default for BackupManager<'_> {
+    fn default() -> Self {
+        Self::new()
+    }
+}
+
+impl BackupManager<'_> {
+    pub fn new() -> Self {
+        BackupManager {
+            #[cfg(target_os = "windows")]
+            current_platform: Platform::Windows,
+
+            #[cfg(target_os = "macos")]
+            current_platform: Platform::MacOs,
+
+            #[cfg(target_os = "linux")]
+            current_platform: Platform::Linux,
+
+            sources: HashMap::from([
+                // Current platform to target platform
+                (
+                    (Platform::Windows, Platform::Windows),
+                    &WindowsBackupManager {} as &(dyn BackupHandler + Sync + Send),
+                ),
+                (
+                    (Platform::Linux, Platform::Linux),
+                    &LinuxBackupManager {} as &(dyn BackupHandler + Sync + Send),
+                ),
+                (
+                    (Platform::MacOs, Platform::MacOs),
+                    &MacBackupManager {} as &(dyn BackupHandler + Sync + Send),
+                ),
+            ]),
+        }
+    }
+}
+
+pub trait BackupHandler: Send + Sync {
+    fn root_translate(&self, _path: &PathBuf, _game: &GameVersion) -> Result<PathBuf, BackupError> {
+        Ok(DATA_ROOT_DIR.join("games"))
+    }
+    fn game_translate(&self, _path: &PathBuf, game: &GameVersion) -> Result<PathBuf, BackupError> {
+        Ok(PathBuf::from_str(&game.game_id).unwrap())
+    }
+    fn base_translate(&self, path: &PathBuf, game: &GameVersion) -> Result<PathBuf, BackupError> {
+        Ok(self
+            .root_translate(path, game)?
+            .join(self.game_translate(path, game)?))
+    }
+    fn home_translate(&self, _path: &PathBuf, _game: &GameVersion) -> Result<PathBuf, BackupError> {
+        let c = CommonPath::Home.get().ok_or(BackupError::NotFound);
+        println!("{:?}", c);
+        c
+    }
+    fn store_user_id_translate(
+        &self,
+        _path: &PathBuf,
+        game: &GameVersion,
+    ) -> Result<PathBuf, BackupError> {
+        PathBuf::from_str(&game.game_id).map_err(|_| BackupError::ParseError)
+    }
+    fn os_user_name_translate(
+        &self,
+        _path: &PathBuf,
+        _game: &GameVersion,
+    ) -> Result<PathBuf, BackupError> {
+        Ok(PathBuf::from_str(&whoami::username()).unwrap())
+    }
+    fn win_app_data_translate(
+        &self,
+        _path: &PathBuf,
+        _game: &GameVersion,
+    ) -> Result<PathBuf, BackupError> {
+        warn!("Unexpected Windows Reference in Backup <winAppData>");
+        Err(BackupError::InvalidSystem)
+    }
+    fn win_local_app_data_translate(
+        &self,
+        _path: &PathBuf,
+        _game: &GameVersion,
+    ) -> Result<PathBuf, BackupError> {
+        warn!("Unexpected Windows Reference in Backup <winLocalAppData>");
+        Err(BackupError::InvalidSystem)
+    }
+    fn win_local_app_data_low_translate(
+        &self,
+        _path: &PathBuf,
+        _game: &GameVersion,
+    ) -> Result<PathBuf, BackupError> {
+        warn!("Unexpected Windows Reference in Backup <winLocalAppDataLow>");
+        Err(BackupError::InvalidSystem)
+    }
+    fn win_documents_translate(
+        &self,
+        _path: &PathBuf,
+        _game: &GameVersion,
+    ) -> Result<PathBuf, BackupError> {
+        warn!("Unexpected Windows Reference in Backup <winDocuments>");
+        Err(BackupError::InvalidSystem)
+    }
+    fn win_public_translate(
+        &self,
+        _path: &PathBuf,
+        _game: &GameVersion,
+    ) -> Result<PathBuf, BackupError> {
+        warn!("Unexpected Windows Reference in Backup <winPublic>");
+        Err(BackupError::InvalidSystem)
+    }
+    fn win_program_data_translate(
+        &self,
+        _path: &PathBuf,
+        _game: &GameVersion,
+    ) -> Result<PathBuf, BackupError> {
+        warn!("Unexpected Windows Reference in Backup <winProgramData>");
+        Err(BackupError::InvalidSystem)
+    }
+    fn win_dir_translate(
+        &self,
+        _path: &PathBuf,
+        _game: &GameVersion,
+    ) -> Result<PathBuf, BackupError> {
+        warn!("Unexpected Windows Reference in Backup <winDir>");
+        Err(BackupError::InvalidSystem)
+    }
+    fn xdg_data_translate(
+        &self,
+        _path: &PathBuf,
+        _game: &GameVersion,
+    ) -> Result<PathBuf, BackupError> {
+        warn!("Unexpected XDG Reference in Backup <xdgData>");
+        Err(BackupError::InvalidSystem)
+    }
+    fn xdg_config_translate(
+        &self,
+        _path: &PathBuf,
+        _game: &GameVersion,
+    ) -> Result<PathBuf, BackupError> {
+        warn!("Unexpected XDG Reference in Backup <xdgConfig>");
+        Err(BackupError::InvalidSystem)
+    }
+    fn skip_translate(&self, _path: &PathBuf, _game: &GameVersion) -> Result<PathBuf, BackupError> {
+        Ok(PathBuf::new())
+    }
+}
+
+pub struct LinuxBackupManager {}
+impl BackupHandler for LinuxBackupManager {
+    fn xdg_config_translate(
+        &self,
+        _path: &PathBuf,
+        _game: &GameVersion,
+    ) -> Result<PathBuf, BackupError> {
+        CommonPath::Data.get().ok_or(BackupError::NotFound)
+    }
+    fn xdg_data_translate(
+        &self,
+        _path: &PathBuf,
+        _game: &GameVersion,
+    ) -> Result<PathBuf, BackupError> {
+        CommonPath::Config.get().ok_or(BackupError::NotFound)
+    }
+}
+pub struct WindowsBackupManager {}
+impl BackupHandler for WindowsBackupManager {
+    fn win_app_data_translate(
+        &self,
+        _path: &PathBuf,
+        _game: &GameVersion,
+    ) -> Result<PathBuf, BackupError> {
+        CommonPath::Config.get().ok_or(BackupError::NotFound)
+    }
+    fn win_local_app_data_translate(
+        &self,
+        _path: &PathBuf,
+        _game: &GameVersion,
+    ) -> Result<PathBuf, BackupError> {
+        CommonPath::DataLocal.get().ok_or(BackupError::NotFound)
+    }
+    fn win_local_app_data_low_translate(
+        &self,
+        _path: &PathBuf,
+        _game: &GameVersion,
+    ) -> Result<PathBuf, BackupError> {
+        CommonPath::DataLocalLow
+            .get()
+            .ok_or(BackupError::NotFound)
+    }
+    fn win_dir_translate(
+        &self,
+        _path: &PathBuf,
+        _game: &GameVersion,
+    ) -> Result<PathBuf, BackupError> {
+        Ok(PathBuf::from_str("C:/Windows").unwrap())
+    }
+    fn win_documents_translate(
+        &self,
+        _path: &PathBuf,
+        _game: &GameVersion,
+    ) -> Result<PathBuf, BackupError> {
+        CommonPath::Document.get().ok_or(BackupError::NotFound)
+    }
+    fn win_program_data_translate(
+        &self,
+        _path: &PathBuf,
+        _game: &GameVersion,
+    ) -> Result<PathBuf, BackupError> {
+        Ok(PathBuf::from_str("C:/ProgramData").unwrap())
+    }
+    fn win_public_translate(
+        &self,
+        _path: &PathBuf,
+        _game: &GameVersion,
+    ) -> Result<PathBuf, BackupError> {
+        CommonPath::Public.get().ok_or(BackupError::NotFound)
+    }
+}
+pub struct MacBackupManager {}
+impl BackupHandler for MacBackupManager {}

src-tauri/cloud_saves/src/conditions.rs

@@ -1,6 +1,7 @@
-use crate::process::process_manager::Platform;
+use database::platform::Platform;
 
 #[derive(Clone, Debug, PartialEq, Eq, serde::Serialize, serde::Deserialize)]
 pub enum Condition {
-    Os(Platform)
+    Os(Platform),
+    Other
 }

src-tauri/cloud_saves/src/error.rs

@@ -0,0 +1,27 @@
+use std::fmt::Display;
+
+use serde_with::SerializeDisplay;
+
+#[derive(Debug, SerializeDisplay, Clone, Copy)]
+
+pub enum BackupError {
+    InvalidSystem,
+
+    NotFound,
+
+    ParseError,
+}
+
+impl Display for BackupError {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        let s = match self {
+            BackupError::InvalidSystem => "Attempted to generate path for invalid system",
+
+            BackupError::NotFound => "Could not generate or find path",
+
+            BackupError::ParseError => "Failed to parse path",
+        };
+
+        write!(f, "{}", s)
+    }
+}

src-tauri/cloud_saves/src/lib.rs

@@ -0,0 +1,8 @@
+pub mod backup_manager;
+pub mod conditions;
+pub mod error;
+pub mod metadata;
+pub mod normalise;
+pub mod path;
+pub mod placeholder;
+pub mod resolver;

src-tauri/cloud_saves/src/metadata.rs

@@ -1,7 +1,6 @@
-use crate::database::db::GameVersion;
+use database::GameVersion;
-
-use super::conditions::{Condition};
 
+use super::conditions::Condition;
 
 #[derive(Clone, Debug, PartialEq, Eq, serde::Serialize, serde::Deserialize)]
 pub struct CloudSaveMetadata {
@@ -16,15 +15,17 @@ pub struct GameFile {
     pub id: Option<String>,
     pub data_type: DataType,
     pub tags: Vec<Tag>,
-    pub conditions: Vec<Condition>
+    pub conditions: Vec<Condition>,
 }
 #[derive(Clone, Debug, PartialEq, Eq, PartialOrd, Ord, serde::Serialize, serde::Deserialize)]
 pub enum DataType {
     Registry,
     File,
-    Other
+    Other,
 }
-#[derive(Clone, Debug, Default, PartialEq, Eq, PartialOrd, Ord, serde::Serialize, serde::Deserialize)]
+#[derive(
+    Clone, Debug, Default, PartialEq, Eq, PartialOrd, Ord, serde::Serialize, serde::Deserialize,
+)]
 #[serde(rename_all = "camelCase")]
 pub enum Tag {
     Config,
@@ -32,4 +33,4 @@ pub enum Tag {
     #[default]
     #[serde(other)]
     Other,
-}
+}

src-tauri/cloud_saves/src/normalise.rs

@@ -1,11 +1,10 @@
 use std::sync::LazyLock;
 
+use database::platform::Platform;
 use regex::Regex;
-use crate::process::process_manager::Platform;
 
 use super::placeholder::*;
 
-
 pub fn normalize(path: &str, os: Platform) -> String {
     let mut path = path.trim().trim_end_matches(['/', '\\']).replace('\\', "/");
 
@@ -14,18 +13,25 @@ pub fn normalize(path: &str, os: Platform) -> String {
     }
 
     static CONSECUTIVE_SLASHES: LazyLock<Regex> = LazyLock::new(|| Regex::new(r"/{2,}").unwrap());
-    static UNNECESSARY_DOUBLE_STAR_1: LazyLock<Regex> = LazyLock::new(|| Regex::new(r"([^/*])\*{2,}").unwrap());
+    static UNNECESSARY_DOUBLE_STAR_1: LazyLock<Regex> =
-    static UNNECESSARY_DOUBLE_STAR_2: LazyLock<Regex> = LazyLock::new(|| Regex::new(r"\*{2,}([^/*])").unwrap());
+        LazyLock::new(|| Regex::new(r"([^/*])\*{2,}").unwrap());
+    static UNNECESSARY_DOUBLE_STAR_2: LazyLock<Regex> =
+        LazyLock::new(|| Regex::new(r"\*{2,}([^/*])").unwrap());
     static ENDING_WILDCARD: LazyLock<Regex> = LazyLock::new(|| Regex::new(r"(/\*)+$").unwrap());
     static ENDING_DOT: LazyLock<Regex> = LazyLock::new(|| Regex::new(r"(/\.)$").unwrap());
     static INTERMEDIATE_DOT: LazyLock<Regex> = LazyLock::new(|| Regex::new(r"(/\./)").unwrap());
     static BLANK_SEGMENT: LazyLock<Regex> = LazyLock::new(|| Regex::new(r"(/\s+/)").unwrap());
     static APP_DATA: LazyLock<Regex> = LazyLock::new(|| Regex::new(r"(?i)%appdata%").unwrap());
-    static APP_DATA_ROAMING: LazyLock<Regex> = LazyLock::new(|| Regex::new(r"(?i)%userprofile%/AppData/Roaming").unwrap());
+    static APP_DATA_ROAMING: LazyLock<Regex> =
-    static APP_DATA_LOCAL: LazyLock<Regex> = LazyLock::new(|| Regex::new(r"(?i)%localappdata%").unwrap());
+        LazyLock::new(|| Regex::new(r"(?i)%userprofile%/AppData/Roaming").unwrap());
-    static APP_DATA_LOCAL_2: LazyLock<Regex> = LazyLock::new(|| Regex::new(r"(?i)%userprofile%/AppData/Local/").unwrap());
+    static APP_DATA_LOCAL: LazyLock<Regex> =
-    static USER_PROFILE: LazyLock<Regex> = LazyLock::new(|| Regex::new(r"(?i)%userprofile%").unwrap());
+        LazyLock::new(|| Regex::new(r"(?i)%localappdata%").unwrap());
-    static DOCUMENTS: LazyLock<Regex> = LazyLock::new(|| Regex::new(r"(?i)%userprofile%/Documents").unwrap());
+    static APP_DATA_LOCAL_2: LazyLock<Regex> =
+        LazyLock::new(|| Regex::new(r"(?i)%userprofile%/AppData/Local/").unwrap());
+    static USER_PROFILE: LazyLock<Regex> =
+        LazyLock::new(|| Regex::new(r"(?i)%userprofile%").unwrap());
+    static DOCUMENTS: LazyLock<Regex> =
+        LazyLock::new(|| Regex::new(r"(?i)%userprofile%/Documents").unwrap());
 
     for (pattern, replacement) in [
         (&CONSECUTIVE_SLASHES, "/"),
@@ -66,7 +72,9 @@ pub fn normalize(path: &str, os: Platform) -> String {
 
 fn too_broad(path: &str) -> bool {
     println!("Path: {}", path);
-    use {BASE, HOME, ROOT, STORE_USER_ID, WIN_APP_DATA, WIN_DIR, WIN_DOCUMENTS, XDG_CONFIG, XDG_DATA};
+    use {
+        BASE, HOME, ROOT, STORE_USER_ID, WIN_APP_DATA, WIN_DIR, WIN_DOCUMENTS, XDG_CONFIG, XDG_DATA,
+    };
 
     let path_lower = path.to_lowercase();
 
@@ -77,7 +85,9 @@ fn too_broad(path: &str) -> bool {
     }
 
     for item in AVOID_WILDCARDS {
-        if path.starts_with(&format!("{}/*", item)) || path.starts_with(&format!("{}/{}", item, STORE_USER_ID)) {
+        if path.starts_with(&format!("{}/*", item))
+            || path.starts_with(&format!("{}/{}", item, STORE_USER_ID))
+        {
             return true;
         }
     }
@@ -124,7 +134,6 @@ fn too_broad(path: &str) -> bool {
             return true;
         }
     }
-    
 
     // Drive letters:
     let drives: Regex = Regex::new(r"^[a-zA-Z]:$").unwrap();
@@ -159,4 +168,4 @@ pub fn usable(path: &str) -> bool {
         && !path.starts_with("../")
         && !too_broad(path)
         && !unprintable.is_match(path)
-}
+}

src-tauri/cloud_saves/src/path.rs

@@ -13,12 +13,12 @@ pub enum CommonPath {
 
 impl CommonPath {
     pub fn get(&self) -> Option<PathBuf> {
-        static CONFIG: LazyLock<Option<PathBuf>> = LazyLock::new(|| dirs::config_dir());
+        static CONFIG: LazyLock<Option<PathBuf>> = LazyLock::new(dirs::config_dir);
-        static DATA: LazyLock<Option<PathBuf>> = LazyLock::new(|| dirs::data_dir());
+        static DATA: LazyLock<Option<PathBuf>> = LazyLock::new(dirs::data_dir);
-        static DATA_LOCAL: LazyLock<Option<PathBuf>> = LazyLock::new(|| dirs::data_local_dir());
+        static DATA_LOCAL: LazyLock<Option<PathBuf>> = LazyLock::new(dirs::data_local_dir);
-        static DOCUMENT: LazyLock<Option<PathBuf>> = LazyLock::new(|| dirs::document_dir());
+        static DOCUMENT: LazyLock<Option<PathBuf>> = LazyLock::new(dirs::document_dir);
-        static HOME: LazyLock<Option<PathBuf>> = LazyLock::new(|| dirs::home_dir());
+        static HOME: LazyLock<Option<PathBuf>> = LazyLock::new(dirs::home_dir);
-        static PUBLIC: LazyLock<Option<PathBuf>> = LazyLock::new(|| dirs::public_dir());
+        static PUBLIC: LazyLock<Option<PathBuf>> = LazyLock::new(dirs::public_dir);
 
         #[cfg(windows)]
         static DATA_LOCAL_LOW: LazyLock<Option<PathBuf>> = LazyLock::new(|| {

src-tauri/cloud_saves/src/placeholder.rs

@@ -48,4 +48,4 @@ pub const XDG_DATA: &str = "<xdgData>"; // %WINDIR% on Windows
 pub const XDG_CONFIG: &str = "<xdgConfig>"; // $XDG_DATA_HOME on Linux
 pub const SKIP: &str = "<skip>"; // $XDG_CONFIG_HOME on Linux
 
-pub static OS_USERNAME: LazyLock<String> = LazyLock::new(|| whoami::username());
+pub static OS_USERNAME: LazyLock<String> = LazyLock::new(whoami::username);

src-tauri/cloud_saves/src/resolver.rs

@@ -1,22 +1,17 @@
 use std::{
-    fs::{self, create_dir_all, File},
+    fs::{self, File, create_dir_all},
-    io::{self, ErrorKind, Read, Write},
+    io::{self, Read, Write},
     path::{Path, PathBuf},
-    thread::sleep,
-    time::Duration,
 };
 
-use super::{
+use crate::error::BackupError;
-    backup_manager::BackupHandler, conditions::Condition, metadata::GameFile, placeholder::*,
+
-};
+use super::{backup_manager::BackupHandler, placeholder::*};
+use database::GameVersion;
 use log::{debug, warn};
 use rustix::path::Arg;
 use tempfile::tempfile;
 
-use crate::{
-    database::db::GameVersion, error::backup_error::BackupError, process::process_manager::Platform,
-};
-
 use super::{backup_manager::BackupManager, metadata::CloudSaveMetadata, normalise::normalize};
 
 pub fn resolve(meta: &mut CloudSaveMetadata) -> File {
@@ -31,7 +26,7 @@ pub fn resolve(meta: &mut CloudSaveMetadata) -> File {
             .iter()
             .find_map(|p| match p {
                 super::conditions::Condition::Os(os) => Some(os),
-                _ => None,
+                _ => None
             })
             .cloned()
         {
@@ -64,7 +59,7 @@ pub fn resolve(meta: &mut CloudSaveMetadata) -> File {
     let binding = serde_json::to_string(meta).unwrap();
     let serialized = binding.as_bytes();
     let mut file = tempfile().unwrap();
-    file.write(serialized).unwrap();
+    file.write_all(serialized).unwrap();
     tarball.append_file("metadata", &mut file).unwrap();
     tarball.into_inner().unwrap().finish().unwrap()
 }
@@ -97,7 +92,7 @@ pub fn extract(file: PathBuf) -> Result<(), BackupError> {
             .iter()
             .find_map(|p| match p {
                 super::conditions::Condition::Os(os) => Some(os),
-                _ => None,
+                _ => None
             })
             .cloned()
         {
@@ -116,7 +111,7 @@ pub fn extract(file: PathBuf) -> Result<(), BackupError> {
         };
 
         let new_path = parse_path(file.path.into(), handler, &manifest.game_version)?;
-        create_dir_all(&new_path.parent().unwrap()).unwrap();
+        create_dir_all(new_path.parent().unwrap()).unwrap();
 
         println!(
             "Current path {:?} copying to {:?}",
@@ -133,23 +128,22 @@ pub fn copy_item<P: AsRef<Path>>(src: P, dest: P) -> io::Result<()> {
     let src_path = src.as_ref();
     let dest_path = dest.as_ref();
 
-    let metadata = fs::metadata(&src_path)?;
+    let metadata = fs::metadata(src_path)?;
 
     if metadata.is_file() {
         // Ensure the parent directory of the destination exists for a file copy
         if let Some(parent) = dest_path.parent() {
             fs::create_dir_all(parent)?;
         }
-        fs::copy(&src_path, &dest_path)?;
+        fs::copy(src_path, dest_path)?;
     } else if metadata.is_dir() {
         // For directories, we call the recursive helper function.
         // The destination for the recursive copy is the `dest_path` itself.
-        copy_dir_recursive(&src_path, &dest_path)?;
+        copy_dir_recursive(src_path, dest_path)?;
     } else {
         // Handle other file types like symlinks if necessary,
         // for now, return an error or skip.
-        return Err(io::Error::new(
+        return Err(io::Error::other(
-            io::ErrorKind::Other,
             format!("Source {:?} is neither a file nor a directory", src_path),
         ));
     }
@@ -158,7 +152,7 @@ pub fn copy_item<P: AsRef<Path>>(src: P, dest: P) -> io::Result<()> {
 }
 
 fn copy_dir_recursive(src: &Path, dest: &Path) -> io::Result<()> {
-    fs::create_dir_all(&dest)?;
+    fs::create_dir_all(dest)?;
 
     for entry in fs::read_dir(src)? {
         let entry = entry?;
@@ -220,43 +214,3 @@ pub fn parse_path(
     println!("Final line: {:?}", &s);
     Ok(s)
 }
-
-pub fn test() {
-    let mut meta = CloudSaveMetadata {
-        files: vec![
-            GameFile {
-                path: String::from("<home>/favicon.png"),
-                id: None,
-                data_type: super::metadata::DataType::File,
-                tags: Vec::new(),
-                conditions: vec![Condition::Os(Platform::Linux)],
-            },
-            GameFile {
-                path: String::from("<home>/Documents/Pixel Art"),
-                id: None,
-                data_type: super::metadata::DataType::File,
-                tags: Vec::new(),
-                conditions: vec![Condition::Os(Platform::Linux)],
-            },
-        ],
-        game_version: GameVersion {
-            game_id: String::new(),
-            version_name: String::new(),
-            platform: Platform::Linux,
-            launch_command: String::new(),
-            launch_args: Vec::new(),
-            launch_command_template: String::new(),
-            setup_command: String::new(),
-            setup_args: Vec::new(),
-            setup_command_template: String::new(),
-            only_setup: true,
-            version_index: 0,
-            delta: false,
-            umu_id_override: None,
-        },
-        save_id: String::from("aaaaaaa"),
-    };
-    //resolve(&mut meta);
-
-    extract("save".into()).unwrap();
-}

src-tauri/database/Cargo.toml

@@ -0,0 +1,15 @@
+[package]
+name = "database"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+chrono = "0.4.42"
+dirs = "6.0.0"
+log = "0.4.28"
+native_model = { version = "0.6.4", features = ["rmp_serde_1_3"], git = "https://github.com/Drop-OSS/native_model.git"}
+rustbreak = "2.0.0"
+serde = "1.0.228"
+serde_with = "3.15.0"
+url = "2.5.7"
+whoami = "1.6.1"

src-tauri/database/src/db.rs

@@ -0,0 +1,45 @@
+use std::{
+    path::PathBuf,
+    sync::{Arc, LazyLock},
+};
+
+use rustbreak::{DeSerError, DeSerializer};
+use serde::{Serialize, de::DeserializeOwned};
+
+use crate::interface::{DatabaseImpls, DatabaseInterface};
+
+pub static DB: LazyLock<DatabaseInterface> = LazyLock::new(DatabaseInterface::set_up_database);
+
+#[cfg(not(debug_assertions))]
+static DATA_ROOT_PREFIX: &str = "drop";
+#[cfg(debug_assertions)]
+static DATA_ROOT_PREFIX: &str = "drop-debug";
+
+pub static DATA_ROOT_DIR: LazyLock<Arc<PathBuf>> = LazyLock::new(|| {
+    Arc::new(
+        dirs::data_dir()
+            .expect("Failed to get data dir")
+            .join(DATA_ROOT_PREFIX),
+    )
+});
+
+// Custom JSON serializer to support everything we need
+#[derive(Debug, Default, Clone)]
+pub struct DropDatabaseSerializer;
+
+impl<T: native_model::Model + Serialize + DeserializeOwned> DeSerializer<T>
+    for DropDatabaseSerializer
+{
+    fn serialize(&self, val: &T) -> rustbreak::error::DeSerResult<Vec<u8>> {
+        native_model::encode(val).map_err(|e| DeSerError::Internal(e.to_string()))
+    }
+
+    fn deserialize<R: std::io::Read>(&self, mut s: R) -> rustbreak::error::DeSerResult<T> {
+        let mut buf = Vec::new();
+        s.read_to_end(&mut buf)
+            .map_err(|e| rustbreak::error::DeSerError::Other(e.into()))?;
+        let (val, _version) =
+            native_model::decode(buf).map_err(|e| DeSerError::Internal(e.to_string()))?;
+        Ok(val)
+    }
+}

src-tauri/database/src/interface.rs

@@ -3,48 +3,18 @@ use std::{
     mem::ManuallyDrop,
     ops::{Deref, DerefMut},
     path::PathBuf,
-    sync::{Arc, LazyLock, RwLockReadGuard, RwLockWriteGuard},
+    sync::{RwLockReadGuard, RwLockWriteGuard},
 };
 
 use chrono::Utc;
 use log::{debug, error, info, warn};
-use rustbreak::{DeSerError, DeSerializer, PathDatabase, RustbreakError};
+use rustbreak::{PathDatabase, RustbreakError};
-use serde::{Serialize, de::DeserializeOwned};
 use url::Url;
 
-use crate::DB;
+use crate::{
-
+    db::{DATA_ROOT_DIR, DB, DropDatabaseSerializer},
-use super::models::data::Database;
+    models::data::Database,
-
+};
-#[cfg(not(debug_assertions))]
-static DATA_ROOT_PREFIX: &'static str = "drop";
-#[cfg(debug_assertions)]
-static DATA_ROOT_PREFIX: &str = "drop-debug";
-
-pub static DATA_ROOT_DIR: LazyLock<Arc<PathBuf>> =
-    LazyLock::new(|| Arc::new(dirs::data_dir().unwrap().join(DATA_ROOT_PREFIX)));
-
-// Custom JSON serializer to support everything we need
-#[derive(Debug, Default, Clone)]
-pub struct DropDatabaseSerializer;
-
-impl<T: native_model::Model + Serialize + DeserializeOwned> DeSerializer<T>
-    for DropDatabaseSerializer
-{
-    fn serialize(&self, val: &T) -> rustbreak::error::DeSerResult<Vec<u8>> {
-        native_model::encode(val)
-            .map_err(|e| DeSerError::Internal(e.to_string()))
-    }
-
-    fn deserialize<R: std::io::Read>(&self, mut s: R) -> rustbreak::error::DeSerResult<T> {
-        let mut buf = Vec::new();
-        s.read_to_end(&mut buf)
-            .map_err(|e| rustbreak::error::DeSerError::Other(e.into()))?;
-        let (val, _version) = native_model::decode(buf)
-            .map_err(|e| DeSerError::Internal(e.to_string()))?;
-        Ok(val)
-    }
-}
 
 pub type DatabaseInterface =
     rustbreak::Database<Database, rustbreak::backend::PathBackend, DropDatabaseSerializer>;
@@ -63,13 +33,49 @@ impl DatabaseImpls for DatabaseInterface {
         let pfx_dir = DATA_ROOT_DIR.join("pfx");
 
         debug!("creating data directory at {DATA_ROOT_DIR:?}");
-        create_dir_all(DATA_ROOT_DIR.as_path()).unwrap();
+        create_dir_all(DATA_ROOT_DIR.as_path()).unwrap_or_else(|e| {
-        create_dir_all(&games_base_dir).unwrap();
+            panic!(
-        create_dir_all(&logs_root_dir).unwrap();
+                "Failed to create directory {} with error {}",
-        create_dir_all(&cache_dir).unwrap();
+                DATA_ROOT_DIR.display(),
-        create_dir_all(&pfx_dir).unwrap();
+                e
+            )
+        });
+        create_dir_all(&games_base_dir).unwrap_or_else(|e| {
+            panic!(
+                "Failed to create directory {} with error {}",
+                games_base_dir.display(),
+                e
+            )
+        });
+        create_dir_all(&logs_root_dir).unwrap_or_else(|e| {
+            panic!(
+                "Failed to create directory {} with error {}",
+                logs_root_dir.display(),
+                e
+            )
+        });
+        create_dir_all(&cache_dir).unwrap_or_else(|e| {
+            panic!(
+                "Failed to create directory {} with error {}",
+                cache_dir.display(),
+                e
+            )
+        });
+        create_dir_all(&pfx_dir).unwrap_or_else(|e| {
+            panic!(
+                "Failed to create directory {} with error {}",
+                pfx_dir.display(),
+                e
+            )
+        });
 
-        let exists = fs::exists(db_path.clone()).unwrap();
+        let exists = fs::exists(db_path.clone()).unwrap_or_else(|e| {
+            panic!(
+                "Failed to find if {} exists with error {}",
+                db_path.display(),
+                e
+            )
+        });
 
         if exists {
             match PathDatabase::load_from_path(db_path.clone()) {
@@ -78,21 +84,19 @@ impl DatabaseImpls for DatabaseInterface {
             }
         } else {
             let default = Database::new(games_base_dir, None, cache_dir);
-            debug!(
+            debug!("Creating database at path {}", db_path.display());
-                "Creating database at path {}",
-                db_path.as_os_str().to_str().unwrap()
-            );
             PathDatabase::create_at_path(db_path, default).expect("Database could not be created")
         }
     }
 
     fn database_is_set_up(&self) -> bool {
-        !self.borrow_data().unwrap().base_url.is_empty()
+        !borrow_db_checked().base_url.is_empty()
     }
 
     fn fetch_base_url(&self) -> Url {
-        let handle = self.borrow_data().unwrap();
+        let handle = borrow_db_checked();
-        Url::parse(&handle.base_url).unwrap()
+        Url::parse(&handle.base_url)
+            .unwrap_or_else(|_| panic!("Failed to parse base url {}", handle.base_url))
     }
 }
 
@@ -111,13 +115,16 @@ fn handle_invalid_database(
         base
     };
     info!("old database stored at: {}", new_path.to_string_lossy());
-    fs::rename(&db_path, &new_path).unwrap();
+    fs::rename(&db_path, &new_path).unwrap_or_else(|e| {
+        panic!(
+            "Could not rename database {} to {} with error {}",
+            db_path.display(),
+            new_path.display(),
+            e
+        )
+    });
 
-    let db = Database::new(
+    let db = Database::new(games_base_dir, Some(new_path), cache_dir);
-        games_base_dir.into_os_string().into_string().unwrap(),
-        Some(new_path),
-        cache_dir,
-    );
 
     PathDatabase::create_at_path(db_path, db).expect("Database could not be created")
 }

src-tauri/database/src/lib.rs

@@ -0,0 +1,14 @@
+#![feature(nonpoison_rwlock)]
+
+pub mod db;
+pub mod debug;
+pub mod interface;
+pub mod models;
+pub mod platform;
+
+pub use db::DB;
+pub use interface::{borrow_db_checked, borrow_db_mut_checked};
+pub use models::data::{
+    ApplicationTransientStatus, Database, DatabaseApplications, DatabaseAuth, DownloadType,
+    DownloadableMetadata, GameDownloadStatus, GameVersion, Settings,
+};

src-tauri/database/src/models.rs

@@ -4,7 +4,7 @@ pub mod data {
     use native_model::native_model;
     use serde::{Deserialize, Serialize};
 
-    // NOTE: Within each version, you should NEVER use these types. 
+    // NOTE: Within each version, you should NEVER use these types.
     // Declare it using the actual version that it is from, i.e. v1::Settings rather than just Settings from here
 
     pub type GameVersion = v1::GameVersion;
@@ -37,17 +37,18 @@ pub mod data {
     }
 
     mod v1 {
-        use crate::process::process_manager::Platform;
         use serde_with::serde_as;
         use std::{collections::HashMap, path::PathBuf};
 
+        use crate::platform::Platform;
+
         use super::{Deserialize, Serialize, native_model};
 
         fn default_template() -> String {
             "{}".to_owned()
         }
 
-        #[derive(Serialize, Deserialize, Clone, Debug)]
+        #[derive(Serialize, Deserialize, Clone, Debug, PartialEq, Eq)]
         #[serde(rename_all = "camelCase")]
         #[native_model(id = 2, version = 1, with = native_model::rmp_serde_1_3::RmpSerde)]
         pub struct GameVersion {
@@ -190,9 +191,7 @@ pub mod data {
 
         use serde_with::serde_as;
 
-        use super::{
+        use super::{Deserialize, Serialize, native_model, v1};
-            Deserialize, Serialize, native_model, v1,
-        };
 
         #[native_model(id = 1, version = 2, with = native_model::rmp_serde_1_3::RmpSerde, from = v1::Database)]
         #[derive(Serialize, Deserialize, Clone, Default)]
@@ -276,12 +275,13 @@ pub mod data {
             pub install_dirs: Vec<PathBuf>,
             // Guaranteed to exist if the game also exists in the app state map
             pub game_statuses: HashMap<String, GameDownloadStatus>,
-            
+
             pub game_versions: HashMap<String, HashMap<String, v1::GameVersion>>,
             pub installed_game_version: HashMap<String, v1::DownloadableMetadata>,
 
             #[serde(skip)]
-            pub transient_statuses: HashMap<v1::DownloadableMetadata, v1::ApplicationTransientStatus>,
+            pub transient_statuses:
+                HashMap<v1::DownloadableMetadata, v1::ApplicationTransientStatus>,
         }
         impl From<v1::DatabaseApplications> for DatabaseApplications {
             fn from(value: v1::DatabaseApplications) -> Self {
@@ -302,10 +302,7 @@ pub mod data {
     mod v3 {
         use std::path::PathBuf;
 
-        use super::{
+        use super::{Deserialize, Serialize, native_model, v1, v2};
-            Deserialize, Serialize,
-            native_model, v2, v1,
-        };
         #[native_model(id = 1, version = 3, with = native_model::rmp_serde_1_3::RmpSerde, from = v2::Database)]
         #[derive(Serialize, Deserialize, Clone, Default)]
         pub struct Database {
@@ -357,6 +354,20 @@ pub mod data {
                 compat_info: None,
             }
         }
-
+    }
+    impl DatabaseAuth {
+        pub fn new(
+            private: String,
+            cert: String,
+            client_id: String,
+            web_token: Option<String>,
+        ) -> Self {
+            Self {
+                private,
+                cert,
+                client_id,
+                web_token,
+            }
+        }
     }
 }

src-tauri/database/src/platform.rs

@@ -0,0 +1,46 @@
+use serde::{Deserialize, Serialize};
+
+#[derive(Eq, Hash, PartialEq, Serialize, Deserialize, Clone, Copy, Debug)]
+pub enum Platform {
+    Windows,
+    Linux,
+    MacOs,
+}
+
+impl Platform {
+    #[cfg(target_os = "windows")]
+    pub const HOST: Platform = Self::Windows;
+    #[cfg(target_os = "macos")]
+    pub const HOST: Platform = Self::MacOs;
+    #[cfg(target_os = "linux")]
+    pub const HOST: Platform = Self::Linux;
+
+    pub fn is_case_sensitive(&self) -> bool {
+        match self {
+            Self::Windows | Self::MacOs => false,
+            Self::Linux => true,
+        }
+    }
+}
+
+impl From<&str> for Platform {
+    fn from(value: &str) -> Self {
+        match value.to_lowercase().trim() {
+            "windows" => Self::Windows,
+            "linux" => Self::Linux,
+            "mac" | "macos" => Self::MacOs,
+            _ => unimplemented!(),
+        }
+    }
+}
+
+impl From<whoami::Platform> for Platform {
+    fn from(value: whoami::Platform) -> Self {
+        match value {
+            whoami::Platform::Windows => Platform::Windows,
+            whoami::Platform::Linux => Platform::Linux,
+            whoami::Platform::MacOS => Platform::MacOs,
+            platform => unimplemented!("Playform {} is not supported", platform),
+        }
+    }
+}

src-tauri/download_manager/Cargo.toml

@@ -0,0 +1,17 @@
+[package]
+name = "download_manager"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+atomic-instant-full = "0.1.0"
+database = { version = "0.1.0", path = "../database" }
+humansize = "2.1.3"
+log = "0.4.28"
+parking_lot = "0.12.5"
+remote = { version = "0.1.0", path = "../remote" }
+serde = "1.0.228"
+serde_with = "3.15.0"
+tauri = "2.8.5"
+throttle_my_fn = "0.2.6"
+utils = { version = "0.1.0", path = "../utils" }

src-tauri/download_manager/src/download_manager_builder.rs

@@ -7,14 +7,15 @@ use std::{
     thread::{JoinHandle, spawn},
 };
 
+use database::DownloadableMetadata;
 use log::{debug, error, info, warn};
-use tauri::{AppHandle, Emitter};
+use tauri::AppHandle;
+use utils::{app_emit, lock, send};
 
 use crate::{
-    database::models::data::DownloadableMetadata,
+    download_manager_frontend::DownloadStatus,
-    download_manager::download_manager_frontend::DownloadStatus,
+    error::ApplicationDownloadError,
-    error::application_download_error::ApplicationDownloadError,
+    frontend_updates::{QueueUpdateEvent, QueueUpdateEventQueueData, StatsUpdateEvent},
-    games::library::{QueueUpdateEvent, QueueUpdateEventQueueData, StatsUpdateEvent},
 };
 
 use super::{
@@ -105,7 +106,7 @@ impl DownloadManagerBuilder {
     }
 
     fn set_status(&self, status: DownloadManagerStatus) {
-        *self.status.lock().unwrap() = status;
+        *lock!(self.status) = status;
     }
 
     fn remove_and_cleanup_front_download(&mut self, meta: &DownloadableMetadata) -> DownloadAgent {
@@ -119,9 +120,9 @@ impl DownloadManagerBuilder {
     // Make sure the download thread is terminated
     fn cleanup_current_download(&mut self) {
         self.active_control_flag = None;
-        *self.progress.lock().unwrap() = None;
+        *lock!(self.progress) = None;
 
-        let mut download_thread_lock = self.current_download_thread.lock().unwrap();
+        let mut download_thread_lock = lock!(self.current_download_thread);
 
         if let Some(unfinished_thread) = download_thread_lock.take()
             && !unfinished_thread.is_finished()
@@ -137,7 +138,7 @@ impl DownloadManagerBuilder {
             current_flag.set(DownloadThreadControlFlag::Stop);
         }
 
-        let mut download_thread_lock = self.current_download_thread.lock().unwrap();
+        let mut download_thread_lock = lock!(self.current_download_thread);
         if let Some(current_download_thread) = download_thread_lock.take() {
             return current_download_thread.join().is_ok();
         };
@@ -199,9 +200,7 @@ impl DownloadManagerBuilder {
         self.download_queue.append(meta.clone());
         self.download_agent_registry.insert(meta, download_agent);
 
-        self.sender
+        send!(self.sender, DownloadManagerSignal::UpdateUIQueue);
-            .send(DownloadManagerSignal::UpdateUIQueue)
-            .unwrap();
     }
 
     fn manage_go_signal(&mut self) {
@@ -247,7 +246,7 @@ impl DownloadManagerBuilder {
 
         let sender = self.sender.clone();
 
-        let mut download_thread_lock = self.current_download_thread.lock().unwrap();
+        let mut download_thread_lock = lock!(self.current_download_thread);
         let app_handle = self.app_handle.clone();
 
         *download_thread_lock = Some(spawn(move || {
@@ -258,7 +257,7 @@ impl DownloadManagerBuilder {
                     Err(e) => {
                         error!("download {:?} has error {}", download_agent.metadata(), &e);
                         download_agent.on_error(&app_handle, &e);
-                        sender.send(DownloadManagerSignal::Error(e)).unwrap();
+                        send!(sender, DownloadManagerSignal::Error(e));
                         return;
                     }
                 };
@@ -282,7 +281,7 @@ impl DownloadManagerBuilder {
                             &e
                         );
                         download_agent.on_error(&app_handle, &e);
-                        sender.send(DownloadManagerSignal::Error(e)).unwrap();
+                        send!(sender, DownloadManagerSignal::Error(e));
                         return;
                     }
                 };
@@ -293,10 +292,11 @@ impl DownloadManagerBuilder {
 
                 if validate_result {
                     download_agent.on_complete(&app_handle);
-                    sender
+                    send!(
-                        .send(DownloadManagerSignal::Completed(download_agent.metadata()))
+                        sender,
-                        .unwrap();
+                        DownloadManagerSignal::Completed(download_agent.metadata())
-                    sender.send(DownloadManagerSignal::UpdateUIQueue).unwrap();
+                    );
+                    send!(sender, DownloadManagerSignal::UpdateUIQueue);
                     return;
                 }
             }
@@ -323,7 +323,7 @@ impl DownloadManagerBuilder {
         }
 
         self.push_ui_queue_update();
-        self.sender.send(DownloadManagerSignal::Go).unwrap();
+        send!(self.sender, DownloadManagerSignal::Go);
     }
     fn manage_error_signal(&mut self, error: ApplicationDownloadError) {
         debug!("got signal Error");
@@ -361,7 +361,7 @@ impl DownloadManagerBuilder {
             let index = self.download_queue.get_by_meta(meta);
             if let Some(index) = index {
                 download_agent.on_cancelled(&self.app_handle);
-                let _ = self.download_queue.edit().remove(index).unwrap();
+                let _ = self.download_queue.edit().remove(index);
                 let removed = self.download_agent_registry.remove(meta);
                 debug!(
                     "removed {:?} from queue {:?}",
@@ -376,7 +376,7 @@ impl DownloadManagerBuilder {
     fn push_ui_stats_update(&self, kbs: usize, time: usize) {
         let event_data = StatsUpdateEvent { speed: kbs, time };
 
-        self.app_handle.emit("update_stats", event_data).unwrap();
+        app_emit!(&self.app_handle, "update_stats", event_data);
     }
     fn push_ui_queue_update(&self) {
         let queue = &self.download_queue.read();
@@ -395,6 +395,6 @@ impl DownloadManagerBuilder {
             .collect();
 
         let event_data = QueueUpdateEvent { queue: queue_objs };
-        self.app_handle.emit("update_queue", event_data).unwrap();
+        app_emit!(&self.app_handle, "update_queue", event_data);
     }
 }

src-tauri/download_manager/src/download_manager_frontend.rs

@@ -3,19 +3,18 @@ use std::{
     collections::VecDeque,
     fmt::Debug,
     sync::{
-        mpsc::{SendError, Sender},
         Mutex, MutexGuard,
+        mpsc::{SendError, Sender},
     },
     thread::JoinHandle,
 };
 
+use database::DownloadableMetadata;
 use log::{debug, info};
 use serde::Serialize;
+use utils::{lock, send};
 
-use crate::{
+use crate::error::ApplicationDownloadError;
-    database::models::data::DownloadableMetadata,
-    error::application_download_error::ApplicationDownloadError,
-};
 
 use super::{
     download_manager_builder::{CurrentProgressObject, DownloadAgent},
@@ -80,6 +79,7 @@ pub enum DownloadStatus {
 /// The actual download queue may be accessed through the .`edit()` function,
 /// which provides raw access to the underlying queue.
 /// THIS EDITING IS BLOCKING!!!
+#[derive(Debug)]
 pub struct DownloadManager {
     terminator: Mutex<Option<JoinHandle<Result<(), ()>>>>,
     download_queue: Queue,
@@ -119,22 +119,21 @@ impl DownloadManager {
         self.download_queue.read()
     }
     pub fn get_current_download_progress(&self) -> Option<f64> {
-        let progress_object = (*self.progress.lock().unwrap()).clone()?;
+        let progress_object = (*lock!(self.progress)).clone()?;
         Some(progress_object.get_progress())
     }
     pub fn rearrange_string(&self, meta: &DownloadableMetadata, new_index: usize) {
         let mut queue = self.edit();
-        let current_index = get_index_from_id(&mut queue, meta).unwrap();
+        let current_index =
-        let to_move = queue.remove(current_index).unwrap();
+            get_index_from_id(&mut queue, meta).expect("Failed to get meta index from id");
+        let to_move = queue
+            .remove(current_index)
+            .expect("Failed to remove meta at index from queue");
         queue.insert(new_index, to_move);
-        self.command_sender
+        send!(self.command_sender, DownloadManagerSignal::UpdateUIQueue);
-            .send(DownloadManagerSignal::UpdateUIQueue)
-            .unwrap();
     }
     pub fn cancel(&self, meta: DownloadableMetadata) {
-        self.command_sender
+        send!(self.command_sender, DownloadManagerSignal::Cancel(meta));
-            .send(DownloadManagerSignal::Cancel(meta))
-            .unwrap();
     }
     pub fn rearrange(&self, current_index: usize, new_index: usize) {
         if current_index == new_index {
@@ -143,39 +142,31 @@ impl DownloadManager {
 
         let needs_pause = current_index == 0 || new_index == 0;
         if needs_pause {
-            self.command_sender
+            send!(self.command_sender, DownloadManagerSignal::Stop);
-                .send(DownloadManagerSignal::Stop)
-                .unwrap();
         }
 
         debug!("moving download at index {current_index} to index {new_index}");
 
         let mut queue = self.edit();
-        let to_move = queue.remove(current_index).unwrap();
+        let to_move = queue.remove(current_index).expect("Failed to get");
         queue.insert(new_index, to_move);
         drop(queue);
 
         if needs_pause {
-            self.command_sender.send(DownloadManagerSignal::Go).unwrap();
+            send!(self.command_sender, DownloadManagerSignal::Go);
         }
-        self.command_sender
+        send!(self.command_sender, DownloadManagerSignal::UpdateUIQueue);
-            .send(DownloadManagerSignal::UpdateUIQueue)
+        send!(self.command_sender, DownloadManagerSignal::Go);
-            .unwrap();
-        self.command_sender.send(DownloadManagerSignal::Go).unwrap();
     }
     pub fn pause_downloads(&self) {
-        self.command_sender
+        send!(self.command_sender, DownloadManagerSignal::Stop);
-            .send(DownloadManagerSignal::Stop)
-            .unwrap();
     }
     pub fn resume_downloads(&self) {
-        self.command_sender.send(DownloadManagerSignal::Go).unwrap();
+        send!(self.command_sender, DownloadManagerSignal::Go);
     }
     pub fn ensure_terminated(&self) -> Result<Result<(), ()>, Box<dyn Any + Send>> {
-        self.command_sender
+        send!(self.command_sender, DownloadManagerSignal::Finish);
-            .send(DownloadManagerSignal::Finish)
+        let terminator = lock!(self.terminator).take();
-            .unwrap();
-        let terminator = self.terminator.lock().unwrap().take();
         terminator.unwrap().join()
     }
     pub fn get_sender(&self) -> Sender<DownloadManagerSignal> {

src-tauri/download_manager/src/downloadable.rs

@@ -1,11 +1,9 @@
 use std::sync::Arc;
 
+use database::DownloadableMetadata;
 use tauri::AppHandle;
 
-use crate::{
+use crate::error::ApplicationDownloadError;
-    database::models::data::DownloadableMetadata,
-    error::application_download_error::ApplicationDownloadError,
-};
 
 use super::{
     download_manager_frontend::DownloadStatus,

src-tauri/download_manager/src/error.rs

@@ -0,0 +1,80 @@
+use humansize::{BINARY, format_size};
+use std::{
+    fmt::{Display, Formatter},
+    io,
+    sync::{Arc, mpsc::SendError},
+};
+
+use remote::error::RemoteAccessError;
+use serde_with::SerializeDisplay;
+
+#[derive(SerializeDisplay)]
+pub enum DownloadManagerError<T> {
+    IOError(io::Error),
+    SignalError(SendError<T>),
+}
+impl<T> Display for DownloadManagerError<T> {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        match self {
+            DownloadManagerError::IOError(error) => write!(f, "{error}"),
+            DownloadManagerError::SignalError(send_error) => write!(f, "{send_error}"),
+        }
+    }
+}
+impl<T> From<SendError<T>> for DownloadManagerError<T> {
+    fn from(value: SendError<T>) -> Self {
+        DownloadManagerError::SignalError(value)
+    }
+}
+impl<T> From<io::Error> for DownloadManagerError<T> {
+    fn from(value: io::Error) -> Self {
+        DownloadManagerError::IOError(value)
+    }
+}
+
+// TODO: Rename / separate from downloads
+#[derive(Debug, SerializeDisplay)]
+pub enum ApplicationDownloadError {
+    NotInitialized,
+    Communication(RemoteAccessError),
+    DiskFull(u64, u64),
+    #[allow(dead_code)]
+    Checksum,
+    Lock,
+    IoError(Arc<io::Error>),
+    DownloadError(RemoteAccessError),
+}
+
+impl Display for ApplicationDownloadError {
+    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
+        match self {
+            ApplicationDownloadError::NotInitialized => {
+                write!(f, "Download not initalized, did something go wrong?")
+            }
+            ApplicationDownloadError::DiskFull(required, available) => write!(
+                f,
+                "Game requires {}, {} remaining left on disk.",
+                format_size(*required, BINARY),
+                format_size(*available, BINARY),
+            ),
+            ApplicationDownloadError::Communication(error) => write!(f, "{error}"),
+            ApplicationDownloadError::Lock => write!(
+                f,
+                "failed to acquire lock. Something has gone very wrong internally. Please restart the application"
+            ),
+            ApplicationDownloadError::Checksum => {
+                write!(f, "checksum failed to validate for download")
+            }
+            ApplicationDownloadError::IoError(error) => write!(f, "io error: {error}"),
+            ApplicationDownloadError::DownloadError(error) => {
+                write!(f, "Download failed with error {error:?}")
+            }
+        }
+    }
+}
+
+impl From<io::Error> for ApplicationDownloadError {
+    fn from(value: io::Error) -> Self {
+        ApplicationDownloadError::IoError(Arc::new(value))
+    }
+}

src-tauri/download_manager/src/frontend_updates.rs

@@ -0,0 +1,24 @@
+use database::DownloadableMetadata;
+use serde::Serialize;
+
+use crate::download_manager_frontend::DownloadStatus;
+
+#[derive(Serialize, Clone)]
+pub struct QueueUpdateEventQueueData {
+    pub meta: DownloadableMetadata,
+    pub status: DownloadStatus,
+    pub progress: f64,
+    pub current: usize,
+    pub max: usize,
+}
+
+#[derive(Serialize, Clone)]
+pub struct QueueUpdateEvent {
+    pub queue: Vec<QueueUpdateEventQueueData>,
+}
+
+#[derive(Serialize, Clone)]
+pub struct StatsUpdateEvent {
+    pub speed: usize,
+    pub time: usize,
+}

src-tauri/download_manager/src/lib.rs

@@ -0,0 +1,44 @@
+#![feature(duration_millis_float)]
+#![feature(nonpoison_mutex)]
+#![feature(sync_nonpoison)]
+
+use std::{ops::Deref, sync::OnceLock};
+
+use tauri::AppHandle;
+
+use crate::{
+    download_manager_builder::DownloadManagerBuilder, download_manager_frontend::DownloadManager,
+};
+
+pub mod download_manager_builder;
+pub mod download_manager_frontend;
+pub mod downloadable;
+pub mod error;
+pub mod frontend_updates;
+pub mod util;
+
+pub static DOWNLOAD_MANAGER: DownloadManagerWrapper = DownloadManagerWrapper::new();
+
+pub struct DownloadManagerWrapper(OnceLock<DownloadManager>);
+impl DownloadManagerWrapper {
+    const fn new() -> Self {
+        DownloadManagerWrapper(OnceLock::new())
+    }
+    pub fn init(app_handle: AppHandle) {
+        DOWNLOAD_MANAGER
+            .0
+            .set(DownloadManagerBuilder::build(app_handle))
+            .expect("Failed to initialise download manager");
+    }
+}
+
+impl Deref for DownloadManagerWrapper {
+    type Target = DownloadManager;
+
+    fn deref(&self) -> &Self::Target {
+        match self.0.get() {
+            Some(download_manager) => download_manager,
+            None => unreachable!("Download manager should always be initialised"),
+        }
+    }
+}

src-tauri/download_manager/src/util/download_thread_control_flag.rs

@@ -1,6 +1,6 @@
 use std::sync::{
-    atomic::{AtomicBool, Ordering},
     Arc,
+    atomic::{AtomicBool, Ordering},
 };
 
 #[derive(PartialEq, Eq, PartialOrd, Ord)]
@@ -22,7 +22,11 @@ impl From<DownloadThreadControlFlag> for bool {
 /// false => Stop
 impl From<bool> for DownloadThreadControlFlag {
     fn from(value: bool) -> Self {
-        if value { DownloadThreadControlFlag::Go } else { DownloadThreadControlFlag::Stop }
+        if value {
+            DownloadThreadControlFlag::Go
+        } else {
+            DownloadThreadControlFlag::Stop
+        }
     }
 }
 

src-tauri/download_manager/src/util/progress_object.rs

@@ -9,12 +9,13 @@ use std::{
 
 use atomic_instant_full::AtomicInstant;
 use throttle_my_fn::throttle;
+use utils::{lock, send};
 
-use crate::download_manager::download_manager_frontend::DownloadManagerSignal;
+use crate::download_manager_frontend::DownloadManagerSignal;
 
 use super::rolling_progress_updates::RollingProgressWindow;
 
-#[derive(Clone)]
+#[derive(Clone, Debug)]
 pub struct ProgressObject {
     max: Arc<Mutex<usize>>,
     progress_instances: Arc<Mutex<Vec<Arc<AtomicUsize>>>>,
@@ -74,12 +75,10 @@ impl ProgressObject {
     }
 
     pub fn set_time_now(&self) {
-        *self.start.lock().unwrap() = Instant::now();
+        *lock!(self.start) = Instant::now();
     }
     pub fn sum(&self) -> usize {
-        self.progress_instances
+        lock!(self.progress_instances)
-            .lock()
-            .unwrap()
             .iter()
             .map(|instance| instance.load(Ordering::Acquire))
             .sum()
@@ -88,27 +87,25 @@ impl ProgressObject {
         self.set_time_now();
         self.bytes_last_update.store(0, Ordering::Release);
         self.rolling.reset();
-        self.progress_instances
+        lock!(self.progress_instances)
-            .lock()
-            .unwrap()
             .iter()
             .for_each(|x| x.store(0, Ordering::SeqCst));
     }
     pub fn get_max(&self) -> usize {
-        *self.max.lock().unwrap()
+        *lock!(self.max)
     }
     pub fn set_max(&self, new_max: usize) {
-        *self.max.lock().unwrap() = new_max;
+        *lock!(self.max) = new_max;
     }
     pub fn set_size(&self, length: usize) {
-        *self.progress_instances.lock().unwrap() =
+        *lock!(self.progress_instances) =
             (0..length).map(|_| Arc::new(AtomicUsize::new(0))).collect();
     }
     pub fn get_progress(&self) -> f64 {
         self.sum() as f64 / self.get_max() as f64
     }
     pub fn get(&self, index: usize) -> Arc<AtomicUsize> {
-        self.progress_instances.lock().unwrap()[index].clone()
+        lock!(self.progress_instances)[index].clone()
     }
     fn update_window(&self, kilobytes_per_second: usize) {
         self.rolling.update(kilobytes_per_second);
@@ -120,7 +117,9 @@ pub fn calculate_update(progress: &ProgressObject) {
     let last_update_time = progress
         .last_update_time
         .swap(Instant::now(), Ordering::SeqCst);
-    let time_since_last_update = Instant::now().duration_since(last_update_time).as_millis_f64();
+    let time_since_last_update = Instant::now()
+        .duration_since(last_update_time)
+        .as_millis_f64();
 
     let current_bytes_downloaded = progress.sum();
     let max = progress.get_max();
@@ -128,7 +127,8 @@ pub fn calculate_update(progress: &ProgressObject) {
         .bytes_last_update
         .swap(current_bytes_downloaded, Ordering::Acquire);
 
-    let bytes_since_last_update = current_bytes_downloaded.saturating_sub(bytes_at_last_update) as f64;
+    let bytes_since_last_update =
+        current_bytes_downloaded.saturating_sub(bytes_at_last_update) as f64;
 
     let kilobytes_per_second = bytes_since_last_update / time_since_last_update;
 
@@ -148,18 +148,12 @@ pub fn push_update(progress: &ProgressObject, bytes_remaining: usize) {
 }
 
 fn update_ui(progress_object: &ProgressObject, kilobytes_per_second: usize, time_remaining: usize) {
-    progress_object
+    send!(
-        .sender
+        progress_object.sender,
-        .send(DownloadManagerSignal::UpdateUIStats(
+        DownloadManagerSignal::UpdateUIStats(kilobytes_per_second, time_remaining)
-            kilobytes_per_second,
+    );
-            time_remaining,
-        ))
-        .unwrap();
 }
 
 fn update_queue(progress: &ProgressObject) {
-    progress
+    send!(progress.sender, DownloadManagerSignal::UpdateUIQueue)
-        .sender
-        .send(DownloadManagerSignal::UpdateUIQueue)
-        .unwrap();
 }

src-tauri/download_manager/src/util/queue.rs

@@ -3,9 +3,10 @@ use std::{
     sync::{Arc, Mutex, MutexGuard},
 };
 
-use crate::database::models::data::DownloadableMetadata;
+use database::DownloadableMetadata;
+use utils::lock;
 
-#[derive(Clone)]
+#[derive(Clone, Debug)]
 pub struct Queue {
     inner: Arc<Mutex<VecDeque<DownloadableMetadata>>>,
 }
@@ -24,10 +25,10 @@ impl Queue {
         }
     }
     pub fn read(&self) -> VecDeque<DownloadableMetadata> {
-        self.inner.lock().unwrap().clone()
+        lock!(self.inner).clone()
     }
     pub fn edit(&self) -> MutexGuard<'_, VecDeque<DownloadableMetadata>> {
-        self.inner.lock().unwrap()
+        lock!(self.inner)
     }
     pub fn pop_front(&self) -> Option<DownloadableMetadata> {
         self.edit().pop_front()

src-tauri/download_manager/src/util/rolling_progress_updates.rs

@@ -3,11 +3,17 @@ use std::sync::{
     atomic::{AtomicUsize, Ordering},
 };
 
-#[derive(Clone)]
+#[derive(Clone, Debug)]
 pub struct RollingProgressWindow<const S: usize> {
     window: Arc<[AtomicUsize; S]>,
     current: Arc<AtomicUsize>,
 }
+impl<const S: usize> Default for RollingProgressWindow<S> {
+    fn default() -> Self {
+        Self::new()
+    }
+}
+
 impl<const S: usize> RollingProgressWindow<S> {
     pub fn new() -> Self {
         Self {
@@ -31,7 +37,7 @@ impl<const S: usize> RollingProgressWindow<S> {
             .collect::<Vec<usize>>();
         let amount = valid.len();
         let sum = valid.into_iter().sum::<usize>();
-        
+
         sum / amount
     }
     pub fn reset(&self) {

src-tauri/games/Cargo.toml

@@ -0,0 +1,26 @@
+[package]
+name = "games"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+atomic-instant-full = "0.1.0"
+bitcode = "0.6.7"
+boxcar = "0.2.14"
+database = { version = "0.1.0", path = "../database" }
+download_manager = { version = "0.1.0", path = "../download_manager" }
+hex = "0.4.3"
+log = "0.4.28"
+md5 = "0.8.0"
+rayon = "1.11.0"
+remote = { version = "0.1.0", path = "../remote" }
+reqwest = "0.12.23"
+rustix = "1.1.2"
+serde = { version = "1.0.228", features = ["derive"] }
+serde_with = "3.15.0"
+sysinfo = "0.37.2"
+tauri = "2.8.5"
+throttle_my_fn = "0.2.6"
+utils = { version = "0.1.0", path = "../utils" }
+native_model = { version = "0.6.4", features = ["rmp_serde_1_3"], git = "https://github.com/Drop-OSS/native_model.git"}
+serde_json = "1.0.145"

src-tauri/games/src/collections/collection.rs

@@ -1,7 +1,7 @@
 use bitcode::{Decode, Encode};
 use serde::{Deserialize, Serialize};
 
-use crate::games::library::Game;
+use crate::library::Game;
 
 pub type Collections = Vec<Collection>;
 

src-tauri/games/src/collections/mod.rs

@@ -1,2 +1 @@
 pub mod collection;
-pub mod commands;

src-tauri/games/src/downloads/download_agent.rs

@@ -1,38 +1,41 @@
-use crate::auth::generate_authorization_header;
+use database::{
-use crate::database::db::{borrow_db_checked, borrow_db_mut_checked};
+    ApplicationTransientStatus, DownloadType, DownloadableMetadata, borrow_db_checked,
-use crate::database::models::data::{
+    borrow_db_mut_checked,
-    ApplicationTransientStatus, DownloadType, DownloadableMetadata,
 };
-use crate::download_manager::download_manager_frontend::{DownloadManagerSignal, DownloadStatus};
+use download_manager::download_manager_frontend::{DownloadManagerSignal, DownloadStatus};
-use crate::download_manager::downloadable::Downloadable;
+use download_manager::downloadable::Downloadable;
-use crate::download_manager::util::download_thread_control_flag::{
+use download_manager::error::ApplicationDownloadError;
+use download_manager::util::download_thread_control_flag::{
     DownloadThreadControl, DownloadThreadControlFlag,
 };
-use crate::download_manager::util::progress_object::{ProgressHandle, ProgressObject};
+use download_manager::util::progress_object::{ProgressHandle, ProgressObject};
-use crate::error::application_download_error::ApplicationDownloadError;
-use crate::error::remote_access_error::RemoteAccessError;
-use crate::games::downloads::manifest::{
-    DownloadBucket, DownloadContext, DownloadDrop, DropManifest, DropValidateContext, ManifestBody,
-};
-use crate::games::downloads::validate::validate_game_chunk;
-use crate::games::library::{on_game_complete, push_game_update, set_partially_installed};
-use crate::games::state::GameStatusManager;
-use crate::process::utils::get_disk_available;
-use crate::remote::requests::generate_url;
-use crate::remote::utils::{DROP_CLIENT_ASYNC, DROP_CLIENT_SYNC};
 use log::{debug, error, info, warn};
 use rayon::ThreadPoolBuilder;
+use remote::auth::generate_authorization_header;
+use remote::error::RemoteAccessError;
+use remote::requests::generate_url;
+use remote::utils::{DROP_CLIENT_ASYNC, DROP_CLIENT_SYNC};
 use std::collections::{HashMap, HashSet};
 use std::fs::{OpenOptions, create_dir_all};
+use std::io;
 use std::path::{Path, PathBuf};
 use std::sync::mpsc::Sender;
 use std::sync::{Arc, Mutex};
 use std::time::Instant;
-use tauri::{AppHandle, Emitter};
+use tauri::AppHandle;
+use utils::{app_emit, lock, send};
 
 #[cfg(target_os = "linux")]
 use rustix::fs::{FallocateFlags, fallocate};
 
+use crate::downloads::manifest::{
+    DownloadBucket, DownloadContext, DownloadDrop, DropManifest, DropValidateContext, ManifestBody,
+};
+use crate::downloads::utils::get_disk_available;
+use crate::downloads::validate::validate_game_chunk;
+use crate::library::{on_game_complete, push_game_update, set_partially_installed};
+use crate::state::GameStatusManager;
+
 use super::download_logic::download_game_bucket;
 use super::drop_data::DropData;
 
@@ -101,10 +104,7 @@ impl GameDownloadAgent {
 
         result.ensure_manifest_exists().await?;
 
-        let required_space = result
+        let required_space = lock!(result.manifest)
-            .manifest
-            .lock()
-            .unwrap()
             .as_ref()
             .unwrap()
             .values()
@@ -172,11 +172,11 @@ impl GameDownloadAgent {
     }
 
     pub fn check_manifest_exists(&self) -> bool {
-        self.manifest.lock().unwrap().is_some()
+        lock!(self.manifest).is_some()
     }
 
     pub async fn ensure_manifest_exists(&self) -> Result<(), ApplicationDownloadError> {
-        if self.manifest.lock().unwrap().is_some() {
+        if lock!(self.manifest).is_some() {
             return Ok(());
         }
 
@@ -207,7 +207,10 @@ impl GameDownloadAgent {
             ));
         }
 
-        let manifest_download: DropManifest = response.json().await.unwrap();
+        let manifest_download: DropManifest = response
+            .json()
+            .await
+            .map_err(|e| ApplicationDownloadError::Communication(e.into()))?;
 
         if let Ok(mut manifest) = self.manifest.lock() {
             *manifest = Some(manifest_download);
@@ -219,7 +222,7 @@ impl GameDownloadAgent {
 
     // Sets it up for both download and validate
     fn setup_progress(&self) {
-        let buckets = self.buckets.lock().unwrap();
+        let buckets = lock!(self.buckets);
 
         let chunk_count = buckets.iter().map(|e| e.drops.len()).sum();
 
@@ -234,21 +237,23 @@ impl GameDownloadAgent {
     }
 
     pub fn ensure_buckets(&self) -> Result<(), ApplicationDownloadError> {
-        if self.buckets.lock().unwrap().is_empty() {
+        if lock!(self.buckets).is_empty() {
             self.generate_buckets()?;
         }
 
-        *self.context_map.lock().unwrap() = self.dropdata.get_contexts();
+        *lock!(self.context_map) = self.dropdata.get_contexts();
 
         Ok(())
     }
 
     pub fn generate_buckets(&self) -> Result<(), ApplicationDownloadError> {
-        let manifest = self.manifest.lock().unwrap().clone().unwrap();
+        let manifest = lock!(self.manifest)
+            .clone()
+            .ok_or(ApplicationDownloadError::NotInitialized)?;
         let game_id = self.id.clone();
 
         let base_path = Path::new(&self.dropdata.base_path);
-        create_dir_all(base_path).unwrap();
+        create_dir_all(base_path)?;
 
         let mut buckets = Vec::new();
 
@@ -258,8 +263,13 @@ impl GameDownloadAgent {
         for (raw_path, chunk) in manifest {
             let path = base_path.join(Path::new(&raw_path));
 
-            let container = path.parent().unwrap();
+            let container = path
-            create_dir_all(container).unwrap();
+                .parent()
+                .ok_or(ApplicationDownloadError::IoError(Arc::new(io::Error::new(
+                    io::ErrorKind::NotFound,
+                    "no parent directory",
+                ))))?;
+            create_dir_all(container)?;
 
             let already_exists = path.exists();
             let file = OpenOptions::new()
@@ -267,8 +277,7 @@ impl GameDownloadAgent {
                 .write(true)
                 .create(true)
                 .truncate(false)
-                .open(path.clone())
+                .open(&path)?;
-                .unwrap();
             let mut file_running_offset = 0;
 
             for (index, length) in chunk.lengths.iter().enumerate() {
@@ -352,7 +361,7 @@ impl GameDownloadAgent {
                 .collect::<Vec<(String, bool)>>(),
         );
 
-        *self.buckets.lock().unwrap() = buckets;
+        *lock!(self.buckets) = buckets;
 
         Ok(())
     }
@@ -368,9 +377,11 @@ impl GameDownloadAgent {
         let pool = ThreadPoolBuilder::new()
             .num_threads(max_download_threads)
             .build()
-            .unwrap();
+            .unwrap_or_else(|_| {
+                panic!("failed to build thread pool with {max_download_threads} threads")
+            });
 
-        let buckets = self.buckets.lock().unwrap();
+        let buckets = lock!(self.buckets);
 
         let mut download_contexts = HashMap::<String, DownloadContext>::new();
 
@@ -389,7 +400,7 @@ impl GameDownloadAgent {
 
         for version in versions {
             let download_context = DROP_CLIENT_SYNC
-                .post(generate_url(&["/api/v2/client/context"], &[]).unwrap())
+                .post(generate_url(&["/api/v2/client/context"], &[])?)
                 .json(&ManifestBody {
                     game: self.id.clone(),
                     version: version.clone(),
@@ -412,7 +423,7 @@ impl GameDownloadAgent {
         let download_contexts = &download_contexts;
 
         pool.scope(|scope| {
-            let context_map = self.context_map.lock().unwrap();
+            let context_map = lock!(self.context_map);
             for (index, bucket) in buckets.iter().enumerate() {
                 let mut bucket = (*bucket).clone();
                 let completed_contexts = completed_indexes_loop_arc.clone();
@@ -442,10 +453,13 @@ impl GameDownloadAgent {
 
                 let sender = self.sender.clone();
 
-                let download_context = download_contexts
+                let download_context =
-                    .get(&bucket.version)
+                    download_contexts.get(&bucket.version).unwrap_or_else(|| {
-                    .ok_or(RemoteAccessError::CorruptedState)
+                        panic!(
-                    .unwrap();
+                            "Could not get bucket version {}. Corrupted state.",
+                            bucket.version
+                        )
+                    });
 
                 scope.spawn(move |_| {
                     // 3 attempts
@@ -477,7 +491,7 @@ impl GameDownloadAgent {
 
                                 if i == RETRY_COUNT - 1 || !retry {
                                     warn!("retry logic failed, not re-attempting.");
-                                    sender.send(DownloadManagerSignal::Error(e)).unwrap();
+                                    send!(sender, DownloadManagerSignal::Error(e));
                                     return;
                                 }
                             }
@@ -490,7 +504,7 @@ impl GameDownloadAgent {
         let newly_completed = completed_contexts.clone();
 
         let completed_lock_len = {
-            let mut context_map_lock = self.context_map.lock().unwrap();
+            let mut context_map_lock = lock!(self.context_map);
             for (_, item) in newly_completed.iter() {
                 context_map_lock.insert(item.clone(), true);
             }
@@ -498,7 +512,7 @@ impl GameDownloadAgent {
             context_map_lock.values().filter(|x| **x).count()
         };
 
-        let context_map_lock = self.context_map.lock().unwrap();
+        let context_map_lock = lock!(self.context_map);
         let contexts = buckets
             .iter()
             .flat_map(|x| x.drops.iter().map(|e| e.checksum.clone()))
@@ -547,7 +561,7 @@ impl GameDownloadAgent {
     pub fn validate(&self, app_handle: &AppHandle) -> Result<bool, ApplicationDownloadError> {
         self.setup_validate(app_handle);
 
-        let buckets = self.buckets.lock().unwrap();
+        let buckets = lock!(self.buckets);
         let contexts: Vec<DropValidateContext> = buckets
             .clone()
             .into_iter()
@@ -559,7 +573,9 @@ impl GameDownloadAgent {
         let pool = ThreadPoolBuilder::new()
             .num_threads(max_download_threads)
             .build()
-            .unwrap();
+            .unwrap_or_else(|_| {
+                panic!("failed to build thread pool with {max_download_threads} threads")
+            });
 
         let invalid_chunks = Arc::new(boxcar::Vec::new());
         pool.scope(|scope| {
@@ -577,7 +593,7 @@ impl GameDownloadAgent {
                         }
                         Err(e) => {
                             error!("{e}");
-                            sender.send(DownloadManagerSignal::Error(e)).unwrap();
+                            send!(sender, DownloadManagerSignal::Error(e));
                         }
                     }
                 });
@@ -604,7 +620,7 @@ impl GameDownloadAgent {
         // See docs on usage
         set_partially_installed(
             &self.metadata(),
-            self.dropdata.base_path.to_str().unwrap().to_string(),
+            self.dropdata.base_path.display().to_string(),
             Some(app_handle),
         );
 
@@ -614,12 +630,12 @@ impl GameDownloadAgent {
 
 impl Downloadable for GameDownloadAgent {
     fn download(&self, app_handle: &AppHandle) -> Result<bool, ApplicationDownloadError> {
-        *self.status.lock().unwrap() = DownloadStatus::Downloading;
+        *lock!(self.status) = DownloadStatus::Downloading;
         self.download(app_handle)
     }
 
     fn validate(&self, app_handle: &AppHandle) -> Result<bool, ApplicationDownloadError> {
-        *self.status.lock().unwrap() = DownloadStatus::Validating;
+        *lock!(self.status) = DownloadStatus::Validating;
         self.validate(app_handle)
     }
 
@@ -653,10 +669,8 @@ impl Downloadable for GameDownloadAgent {
     }
 
     fn on_error(&self, app_handle: &tauri::AppHandle, error: &ApplicationDownloadError) {
-        *self.status.lock().unwrap() = DownloadStatus::Error;
+        *lock!(self.status) = DownloadStatus::Error;
-        app_handle
+        app_emit!(app_handle, "download_error", error.to_string());
-            .emit("download_error", error.to_string())
-            .unwrap();
 
         error!("error while managing download: {error:?}");
 
@@ -675,12 +689,20 @@ impl Downloadable for GameDownloadAgent {
     }
 
     fn on_complete(&self, app_handle: &tauri::AppHandle) {
-        on_game_complete(
+        match on_game_complete(
             &self.metadata(),
             self.dropdata.base_path.to_string_lossy().to_string(),
             app_handle,
-        )
+        ) {
-        .unwrap();
+            Ok(_) => {}
+            Err(e) => {
+                error!("could not mark game as complete: {e}");
+                send!(
+                    self.sender,
+                    DownloadManagerSignal::Error(ApplicationDownloadError::DownloadError(e))
+                );
+            }
+        }
     }
 
     fn on_cancelled(&self, app_handle: &tauri::AppHandle) {
@@ -689,6 +711,6 @@ impl Downloadable for GameDownloadAgent {
     }
 
     fn status(&self) -> DownloadStatus {
-        self.status.lock().unwrap().clone()
+        lock!(self.status).clone()
     }
 }

src-tauri/games/src/downloads/download_logic.rs

@@ -1,18 +1,3 @@
-use crate::download_manager::util::download_thread_control_flag::{
-    DownloadThreadControl, DownloadThreadControlFlag,
-};
-use crate::download_manager::util::progress_object::ProgressHandle;
-use crate::error::application_download_error::ApplicationDownloadError;
-use crate::error::drop_server_error::DropServerError;
-use crate::error::remote_access_error::RemoteAccessError;
-use crate::games::downloads::manifest::{ChunkBody, DownloadBucket, DownloadContext, DownloadDrop};
-use crate::remote::auth::generate_authorization_header;
-use crate::remote::requests::generate_url;
-use crate::remote::utils::DROP_CLIENT_SYNC;
-use log::{debug, info, warn};
-use md5::{Context, Digest};
-use reqwest::blocking::Response;
-
 use std::fs::{Permissions, set_permissions};
 use std::io::Read;
 #[cfg(unix)]
@@ -25,6 +10,21 @@ use std::{
     path::PathBuf,
 };
 
+use download_manager::error::ApplicationDownloadError;
+use download_manager::util::download_thread_control_flag::{
+    DownloadThreadControl, DownloadThreadControlFlag,
+};
+use download_manager::util::progress_object::ProgressHandle;
+use log::{debug, info, warn};
+use md5::{Context, Digest};
+use remote::auth::generate_authorization_header;
+use remote::error::{DropServerError, RemoteAccessError};
+use remote::requests::generate_url;
+use remote::utils::DROP_CLIENT_SYNC;
+use reqwest::blocking::Response;
+
+use crate::downloads::manifest::{ChunkBody, DownloadBucket, DownloadContext, DownloadDrop};
+
 static MAX_PACKET_LENGTH: usize = 4096 * 4;
 static BUMP_SIZE: usize = 4096 * 16;
 
@@ -49,7 +49,7 @@ impl DropWriter<File> {
 
     fn finish(mut self) -> io::Result<Digest> {
         self.flush()?;
-        Ok(self.hasher.compute())
+        Ok(self.hasher.finalize())
     }
 }
 // Write automatically pushes to file and hasher
@@ -110,18 +110,20 @@ impl<'a> DropDownloadPipeline<'a, Response, File> {
             let destination = self
                 .destination
                 .get_mut(index)
-                .ok_or(io::Error::other("no destination"))
+                .ok_or(io::Error::other("no destination"))?;
-                .unwrap();
             let mut remaining = drop.length;
             if drop.start != 0 {
-                destination.seek(SeekFrom::Start(drop.start.try_into().unwrap()))?;
+                destination.seek(SeekFrom::Start(drop.start as u64))?;
             }
             let mut last_bump = 0;
             loop {
                 let size = MAX_PACKET_LENGTH.min(remaining);
-                let size = self.source.read(&mut copy_buffer[0..size]).inspect_err(|_| {
+                let size = self
-                    info!("got error from {}", drop.filename);
+                    .source
-                })?;
+                    .read(&mut copy_buffer[0..size])
+                    .inspect_err(|_| {
+                        info!("got error from {}", drop.filename);
+                    })?;
                 remaining -= size;
                 last_bump += size;
 
@@ -215,20 +217,39 @@ pub fn download_game_bucket(
             RemoteAccessError::UnparseableResponse("missing Content-Lengths header".to_owned()),
         ))?
         .to_str()
-        .unwrap();
+        .map_err(|e| {
+            ApplicationDownloadError::Communication(RemoteAccessError::UnparseableResponse(
+                e.to_string(),
+            ))
+        })?;
 
     for (i, raw_length) in lengths.split(",").enumerate() {
         let length = raw_length.parse::<usize>().unwrap_or(0);
         let Some(drop) = bucket.drops.get(i) else {
             warn!("invalid number of Content-Lengths recieved: {i}, {lengths}");
-            return Err(ApplicationDownloadError::DownloadError);
+            return Err(ApplicationDownloadError::DownloadError(
+                RemoteAccessError::InvalidResponse(DropServerError {
+                    status_code: 400,
+                    status_message: format!(
+                        "invalid number of Content-Lengths recieved: {i}, {lengths}"
+                    ),
+                }),
+            ));
         };
         if drop.length != length {
             warn!(
                 "for {}, expected {}, got {} ({})",
                 drop.filename, drop.length, raw_length, length
             );
-            return Err(ApplicationDownloadError::DownloadError);
+            return Err(ApplicationDownloadError::DownloadError(
+                RemoteAccessError::InvalidResponse(DropServerError {
+                    status_code: 400,
+                    status_message: format!(
+                        "for {}, expected {}, got {} ({})",
+                        drop.filename, drop.length, raw_length, length
+                    ),
+                }),
+            ));
         }
     }
 

src-tauri/games/src/downloads/drop_data.rs

@@ -1,9 +1,13 @@
 use std::{
-    collections::HashMap, fs::File, io::{self, Read, Write}, path::{Path, PathBuf}
+    collections::HashMap,
+    fs::File,
+    io::{self, Read, Write},
+    path::{Path, PathBuf},
 };
 
 use log::error;
 use native_model::{Decode, Encode};
+use utils::lock;
 
 pub type DropData = v1::DropData;
 
@@ -49,7 +53,12 @@ impl DropData {
         let mut s = Vec::new();
         file.read_to_end(&mut s)?;
 
-        Ok(native_model::rmp_serde_1_3::RmpSerde::decode(s).unwrap())
+        native_model::rmp_serde_1_3::RmpSerde::decode(s).map_err(|e| {
+            io::Error::new(
+                io::ErrorKind::InvalidData,
+                format!("Failed to decode drop data: {e}"),
+            )
+        })
     }
     pub fn write(&self) {
         let manifest_raw = match native_model::rmp_serde_1_3::RmpSerde::encode(&self) {
@@ -71,12 +80,15 @@ impl DropData {
         }
     }
     pub fn set_contexts(&self, completed_contexts: &[(String, bool)]) {
-        *self.contexts.lock().unwrap() = completed_contexts.iter().map(|s| (s.0.clone(), s.1)).collect();
+        *lock!(self.contexts) = completed_contexts
+            .iter()
+            .map(|s| (s.0.clone(), s.1))
+            .collect();
     }
     pub fn set_context(&self, context: String, state: bool) {
-        self.contexts.lock().unwrap().entry(context).insert_entry(state);
+        lock!(self.contexts).entry(context).insert_entry(state);
     }
     pub fn get_contexts(&self) -> HashMap<String, bool> {
-        self.contexts.lock().unwrap().clone()
+        lock!(self.contexts).clone()
     }
 }

src-tauri/games/src/downloads/error.rs

@@ -0,0 +1,29 @@
+use std::fmt::Display;
+
+use serde_with::SerializeDisplay;
+
+#[derive(SerializeDisplay)]
+pub enum LibraryError {
+    MetaNotFound(String),
+    VersionNotFound(String),
+}
+impl Display for LibraryError {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        write!(
+            f,
+            "{}",
+            match self {
+                LibraryError::MetaNotFound(id) => {
+                    format!(
+                        "Could not locate any installed version of game ID {id} in the database"
+                    )
+                }
+                LibraryError::VersionNotFound(game_id) => {
+                    format!(
+                        "Could not locate any installed version  for game id {game_id} in the database"
+                    )
+                }
+            }
+        )
+    }
+}

src-tauri/games/src/downloads/mod.rs

@@ -1,6 +1,7 @@
-pub mod commands;
 pub mod download_agent;
 mod download_logic;
 pub mod drop_data;
+pub mod error;
 mod manifest;
+pub mod utils;
 pub mod validate;

src-tauri/games/src/downloads/utils.rs

@@ -1,10 +1,8 @@
-use std::{path::PathBuf, sync::Arc};
+use std::{io, path::PathBuf, sync::Arc};
 
-use futures_lite::io;
+use download_manager::error::ApplicationDownloadError;
 use sysinfo::{Disk, DiskRefreshKind, Disks};
 
-use crate::error::application_download_error::ApplicationDownloadError;
-
 pub fn get_disk_available(mount_point: PathBuf) -> Result<u64, ApplicationDownloadError> {
     let disks = Disks::new_with_refreshed_list_specifics(DiskRefreshKind::nothing().with_storage());
 
@@ -21,7 +19,7 @@ pub fn get_disk_available(mount_point: PathBuf) -> Result<u64, ApplicationDownlo
             return Ok(disk.available_space());
         }
     }
-    Err(ApplicationDownloadError::IoError(Arc::new(io::Error::other(
+    Err(ApplicationDownloadError::IoError(Arc::new(
-        "could not find disk of path",
+        io::Error::other("could not find disk of path"),
-    ))))
+    )))
 }

src-tauri/games/src/downloads/validate.rs

@@ -3,17 +3,17 @@ use std::{
     io::{self, BufWriter, Read, Seek, SeekFrom, Write},
 };
 
-use log::debug;
+use download_manager::{
-use md5::Context;
+    error::ApplicationDownloadError,
-
+    util::{
-use crate::{
-    download_manager::util::{
         download_thread_control_flag::{DownloadThreadControl, DownloadThreadControlFlag},
         progress_object::ProgressHandle,
     },
-    error::application_download_error::ApplicationDownloadError,
-    games::downloads::manifest::DropValidateContext,
 };
+use log::debug;
+use md5::Context;
+
+use crate::downloads::manifest::DropValidateContext;
 
 pub fn validate_game_chunk(
     ctx: &DropValidateContext,
@@ -22,7 +22,10 @@ pub fn validate_game_chunk(
 ) -> Result<bool, ApplicationDownloadError> {
     debug!(
         "Starting chunk validation {}, {}, {} #{}",
-        ctx.path.display(), ctx.index, ctx.offset, ctx.checksum
+        ctx.path.display(),
+        ctx.index,
+        ctx.offset,
+        ctx.checksum
     );
     // If we're paused
     if control_flag.get() == DownloadThreadControlFlag::Stop {
@@ -36,19 +39,18 @@ pub fn validate_game_chunk(
 
     if ctx.offset != 0 {
         source
-            .seek(SeekFrom::Start(ctx.offset.try_into().unwrap()))
+            .seek(SeekFrom::Start(ctx.offset as u64))
             .expect("Failed to seek to file offset");
     }
 
     let mut hasher = md5::Context::new();
 
-    let completed =
+    let completed = validate_copy(&mut source, &mut hasher, ctx.length, control_flag, progress)?;
-        validate_copy(&mut source, &mut hasher, ctx.length, control_flag, progress).unwrap();
     if !completed {
         return Ok(false);
     }
 
-    let res = hex::encode(hasher.compute().0);
+    let res = hex::encode(hasher.finalize().0);
     if res != ctx.checksum {
         return Ok(false);
     }

src-tauri/games/src/lib.rs

@@ -1,5 +1,7 @@
+#![feature(iterator_try_collect)]
+
 pub mod collections;
-pub mod commands;
 pub mod downloads;
 pub mod library;
+pub mod scan;
 pub mod state;

src-tauri/games/src/library.rs

@@ -0,0 +1,300 @@
+use bitcode::{Decode, Encode};
+use database::{
+    ApplicationTransientStatus, Database, DownloadableMetadata, GameDownloadStatus, GameVersion,
+    borrow_db_checked, borrow_db_mut_checked,
+};
+use log::{debug, error, warn};
+use remote::{
+    auth::generate_authorization_header, error::RemoteAccessError, requests::generate_url,
+    utils::DROP_CLIENT_SYNC,
+};
+use serde::{Deserialize, Serialize};
+use std::fs::remove_dir_all;
+use std::thread::spawn;
+use tauri::AppHandle;
+use utils::app_emit;
+
+use crate::state::{GameStatusManager, GameStatusWithTransient};
+
+#[derive(Serialize, Deserialize, Debug)]
+pub struct FetchGameStruct {
+    game: Game,
+    status: GameStatusWithTransient,
+    version: Option<GameVersion>,
+}
+
+impl FetchGameStruct {
+    pub fn new(game: Game, status: GameStatusWithTransient, version: Option<GameVersion>) -> Self {
+        Self {
+            game,
+            status,
+            version,
+        }
+    }
+}
+
+#[derive(Serialize, Deserialize, Clone, Debug, Default, Encode, Decode)]
+#[serde(rename_all = "camelCase")]
+pub struct Game {
+    id: String,
+    m_name: String,
+    m_short_description: String,
+    m_description: String,
+    // mDevelopers
+    // mPublishers
+    m_icon_object_id: String,
+    m_banner_object_id: String,
+    m_cover_object_id: String,
+    m_image_library_object_ids: Vec<String>,
+    m_image_carousel_object_ids: Vec<String>,
+}
+impl Game {
+    pub fn id(&self) -> &String {
+        &self.id
+    }
+}
+#[derive(serde::Serialize, Clone)]
+pub struct GameUpdateEvent {
+    pub game_id: String,
+    pub status: (
+        Option<GameDownloadStatus>,
+        Option<ApplicationTransientStatus>,
+    ),
+    pub version: Option<GameVersion>,
+}
+
+/**
+ * Called by:
+ *  - on_cancel, when cancelled, for obvious reasons
+ *  - when downloading, so if drop unexpectedly quits, we can resume the download. hidden by the "Downloading..." transient state, though
+ *  - when scanning, to import the game
+ */
+pub fn set_partially_installed(
+    meta: &DownloadableMetadata,
+    install_dir: String,
+    app_handle: Option<&AppHandle>,
+) {
+    set_partially_installed_db(&mut borrow_db_mut_checked(), meta, install_dir, app_handle);
+}
+
+pub fn set_partially_installed_db(
+    db_lock: &mut Database,
+    meta: &DownloadableMetadata,
+    install_dir: String,
+    app_handle: Option<&AppHandle>,
+) {
+    db_lock.applications.transient_statuses.remove(meta);
+    db_lock.applications.game_statuses.insert(
+        meta.id.clone(),
+        GameDownloadStatus::PartiallyInstalled {
+            version_name: meta.version.as_ref().unwrap().clone(),
+            install_dir,
+        },
+    );
+    db_lock
+        .applications
+        .installed_game_version
+        .insert(meta.id.clone(), meta.clone());
+
+    if let Some(app_handle) = app_handle {
+        push_game_update(
+            app_handle,
+            &meta.id,
+            None,
+            GameStatusManager::fetch_state(&meta.id, db_lock),
+        );
+    }
+}
+
+pub fn uninstall_game_logic(meta: DownloadableMetadata, app_handle: &AppHandle) {
+    debug!("triggered uninstall for agent");
+    let mut db_handle = borrow_db_mut_checked();
+    db_handle
+        .applications
+        .transient_statuses
+        .insert(meta.clone(), ApplicationTransientStatus::Uninstalling {});
+
+    push_game_update(
+        app_handle,
+        &meta.id,
+        None,
+        GameStatusManager::fetch_state(&meta.id, &db_handle),
+    );
+
+    let previous_state = db_handle.applications.game_statuses.get(&meta.id).cloned();
+
+    let previous_state = if let Some(state) = previous_state {
+        state
+    } else {
+        warn!("uninstall job doesn't have previous state, failing silently");
+        return;
+    };
+
+    if let Some((_, install_dir)) = match previous_state {
+        GameDownloadStatus::Installed {
+            version_name,
+            install_dir,
+        } => Some((version_name, install_dir)),
+        GameDownloadStatus::SetupRequired {
+            version_name,
+            install_dir,
+        } => Some((version_name, install_dir)),
+        GameDownloadStatus::PartiallyInstalled {
+            version_name,
+            install_dir,
+        } => Some((version_name, install_dir)),
+        _ => None,
+    } {
+        db_handle
+            .applications
+            .transient_statuses
+            .insert(meta.clone(), ApplicationTransientStatus::Uninstalling {});
+
+        drop(db_handle);
+
+        let app_handle = app_handle.clone();
+        spawn(move || {
+            if let Err(e) = remove_dir_all(install_dir) {
+                error!("{e}");
+            } else {
+                let mut db_handle = borrow_db_mut_checked();
+                db_handle.applications.transient_statuses.remove(&meta);
+                db_handle
+                    .applications
+                    .installed_game_version
+                    .remove(&meta.id);
+                db_handle
+                    .applications
+                    .game_statuses
+                    .insert(meta.id.clone(), GameDownloadStatus::Remote {});
+                let _ = db_handle.applications.transient_statuses.remove(&meta);
+
+                push_game_update(
+                    &app_handle,
+                    &meta.id,
+                    None,
+                    GameStatusManager::fetch_state(&meta.id, &db_handle),
+                );
+
+                debug!("uninstalled game id {}", &meta.id);
+                app_emit!(&app_handle, "update_library", ());
+            }
+        });
+    } else {
+        warn!("invalid previous state for uninstall, failing silently.");
+    }
+}
+
+pub fn get_current_meta(game_id: &String) -> Option<DownloadableMetadata> {
+    borrow_db_checked()
+        .applications
+        .installed_game_version
+        .get(game_id)
+        .cloned()
+}
+
+pub fn on_game_complete(
+    meta: &DownloadableMetadata,
+    install_dir: String,
+    app_handle: &AppHandle,
+) -> Result<(), RemoteAccessError> {
+    // Fetch game version information from remote
+    if meta.version.is_none() {
+        return Err(RemoteAccessError::GameNotFound(meta.id.clone()));
+    }
+
+    let client = DROP_CLIENT_SYNC.clone();
+    let response = generate_url(
+        &["/api/v1/client/game/version"],
+        &[
+            ("id", &meta.id),
+            ("version", meta.version.as_ref().unwrap()),
+        ],
+    )?;
+    let response = client
+        .get(response)
+        .header("Authorization", generate_authorization_header())
+        .send()?;
+
+    let game_version: GameVersion = response.json()?;
+
+    let mut handle = borrow_db_mut_checked();
+    handle
+        .applications
+        .game_versions
+        .entry(meta.id.clone())
+        .or_default()
+        .insert(meta.version.clone().unwrap(), game_version.clone());
+    handle
+        .applications
+        .installed_game_version
+        .insert(meta.id.clone(), meta.clone());
+
+    drop(handle);
+
+    let status = if game_version.setup_command.is_empty() {
+        GameDownloadStatus::Installed {
+            version_name: meta.version.clone().unwrap(),
+            install_dir,
+        }
+    } else {
+        GameDownloadStatus::SetupRequired {
+            version_name: meta.version.clone().unwrap(),
+            install_dir,
+        }
+    };
+
+    let mut db_handle = borrow_db_mut_checked();
+    db_handle
+        .applications
+        .game_statuses
+        .insert(meta.id.clone(), status.clone());
+    drop(db_handle);
+    app_emit!(
+        app_handle,
+        &format!("update_game/{}", meta.id),
+        GameUpdateEvent {
+            game_id: meta.id.clone(),
+            status: (Some(status), None),
+            version: Some(game_version),
+        }
+    );
+
+    Ok(())
+}
+
+pub fn push_game_update(
+    app_handle: &AppHandle,
+    game_id: &String,
+    version: Option<GameVersion>,
+    status: GameStatusWithTransient,
+) {
+    if let Some(GameDownloadStatus::Installed { .. } | GameDownloadStatus::SetupRequired { .. }) =
+        &status.0
+        && version.is_none()
+    {
+        panic!("pushed game for installed game that doesn't have version information");
+    }
+
+    app_emit!(
+        app_handle,
+        &format!("update_game/{game_id}"),
+        GameUpdateEvent {
+            game_id: game_id.clone(),
+            status,
+            version,
+        }
+    );
+}
+
+#[derive(Deserialize)]
+#[serde(rename_all = "camelCase")]
+pub struct FrontendGameOptions {
+    launch_string: String,
+}
+
+impl FrontendGameOptions {
+    pub fn launch_string(&self) -> &String {
+        &self.launch_string
+    }
+}

src-tauri/games/src/scan.rs

@@ -1,16 +1,11 @@
 use std::fs;
 
+use database::{DownloadType, DownloadableMetadata, borrow_db_mut_checked};
 use log::warn;
 
 use crate::{
-    database::{
+    downloads::drop_data::{DROP_DATA_PATH, DropData},
-        db::borrow_db_mut_checked,
+    library::set_partially_installed_db,
-        models::data::{DownloadType, DownloadableMetadata},
-    },
-    games::{
-        downloads::drop_data::{DropData, DROP_DATA_PATH},
-        library::set_partially_installed_db,
-    },
 };
 
 pub fn scan_install_dirs() {
@@ -24,11 +19,11 @@ pub fn scan_install_dirs() {
             if !drop_data_file.exists() {
                 continue;
             }
-            let game_id = game.file_name().into_string().unwrap();
+            let game_id = game.file_name().display().to_string();
             let Ok(drop_data) = DropData::read(&game.path()) else {
                 warn!(
                     ".dropdata exists for {}, but couldn't read it. is it corrupted?",
-                    game.file_name().into_string().unwrap()
+                    game.file_name().display()
                 );
                 continue;
             };

src-tauri/games/src/state.rs

@@ -1,4 +1,4 @@
-use crate::database::models::data::{
+use database::models::data::{
     ApplicationTransientStatus, Database, DownloadType, DownloadableMetadata, GameDownloadStatus,
 };
 
@@ -19,7 +19,7 @@ impl GameStatusManager {
                 version: None,
             })
             .cloned();
-        
+
         let offline_state = database.applications.game_statuses.get(game_id).cloned();
 
         if online_state.is_some() {

src-tauri/process/Cargo.toml

@@ -0,0 +1,19 @@
+[package]
+name = "process"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+chrono = "0.4.42"
+client = { version = "0.1.0", path = "../client" }
+database = { version = "0.1.0", path = "../database" }
+dynfmt = "0.1.5"
+games = { version = "0.1.0", path = "../games" }
+log = "0.4.28"
+page_size = "0.6.0"
+serde = "1.0.228"
+serde_with = "3.15.0"
+shared_child = "1.1.1"
+tauri = "2.8.5"
+tauri-plugin-opener = "2.5.0"
+utils = { version = "0.1.0", path = "../utils" }

src-tauri/process/src/error.rs

@@ -11,7 +11,9 @@ pub enum ProcessError {
     IOError(Error),
     FormatError(String), // String errors supremacy
     InvalidPlatform,
-    OpenerError(tauri_plugin_opener::Error)
+    OpenerError(tauri_plugin_opener::Error),
+    InvalidArguments(String),
+    FailedLaunch(String),
 }
 
 impl Display for ProcessError {
@@ -23,9 +25,15 @@ impl Display for ProcessError {
             ProcessError::InvalidVersion => "Invalid game version",
             ProcessError::IOError(error) => &error.to_string(),
             ProcessError::InvalidPlatform => "This game cannot be played on the current platform",
-            ProcessError::FormatError(e) => &format!("Failed to format template: {e}"),
+            ProcessError::FormatError(error) => &format!("Could not format template: {error:?}"),
-            ProcessError::OpenerError(error) => &format!("Failed to open directory: {error}"),
+            ProcessError::OpenerError(error) => &format!("Could not open directory: {error:?}"),
-                    };
+            ProcessError::InvalidArguments(arguments) => {
+                &format!("Invalid arguments in command {arguments}")
+            }
+            ProcessError::FailedLaunch(game_id) => {
+                &format!("Drop detected that the game {game_id} may have failed to launch properly")
+            }
+        };
         write!(f, "{s}")
     }
 }

src-tauri/process/src/format.rs

@@ -8,7 +8,12 @@ pub struct DropFormatArgs {
 }
 
 impl DropFormatArgs {
-    pub fn new(launch_string: String, working_dir: &String, executable_name: &String, absolute_executable_name: String) -> Self {
+    pub fn new(
+        launch_string: String,
+        working_dir: &String,
+        executable_name: &String,
+        absolute_executable_name: String,
+    ) -> Self {
         let mut positional = Vec::new();
         let mut map: HashMap<&'static str, String> = HashMap::new();
 

src-tauri/process/src/lib.rs

@@ -0,0 +1,41 @@
+#![feature(nonpoison_mutex)]
+#![feature(sync_nonpoison)]
+
+use std::{
+    ops::Deref,
+    sync::{OnceLock, nonpoison::Mutex},
+};
+
+use tauri::AppHandle;
+
+use crate::process_manager::ProcessManager;
+
+pub static PROCESS_MANAGER: ProcessManagerWrapper = ProcessManagerWrapper::new();
+
+pub mod error;
+pub mod format;
+pub mod process_handlers;
+pub mod process_manager;
+
+pub struct ProcessManagerWrapper(OnceLock<Mutex<ProcessManager<'static>>>);
+impl ProcessManagerWrapper {
+    const fn new() -> Self {
+        ProcessManagerWrapper(OnceLock::new())
+    }
+    pub fn init(app_handle: AppHandle) {
+        PROCESS_MANAGER
+            .0
+            .set(Mutex::new(ProcessManager::new(app_handle)))
+            .unwrap_or_else(|_| panic!("Failed to initialise Process Manager")); // Using panic! here because we can't implement Debug
+    }
+}
+impl Deref for ProcessManagerWrapper {
+    type Target = Mutex<ProcessManager<'static>>;
+
+    fn deref(&self) -> &Self::Target {
+        match self.0.get() {
+            Some(process_manager) => process_manager,
+            None => unreachable!("Download manager should always be initialised"),
+        }
+    }
+}

src-tauri/process/src/process_handlers.rs

@@ -1,17 +1,8 @@
-use std::{
+use client::compat::{COMPAT_INFO, UMU_LAUNCHER_EXECUTABLE};
-    ffi::OsStr,
+use database::{Database, DownloadableMetadata, GameVersion, platform::Platform};
-    path::PathBuf,
+use log::debug;
-    process::{Command, Stdio},
-    sync::LazyLock,
-};
 
-use log::{debug, info};
+use crate::{error::ProcessError, process_manager::ProcessHandler};
-
-use crate::{
-    AppState,
-    database::models::data::{Database, DownloadableMetadata, GameVersion},
-    process::process_manager::{Platform, ProcessHandler},
-};
 
 pub struct NativeGameLauncher;
 impl ProcessHandler for NativeGameLauncher {
@@ -22,40 +13,15 @@ impl ProcessHandler for NativeGameLauncher {
         args: Vec<String>,
         _game_version: &GameVersion,
         _current_dir: &str,
-    ) -> String {
+    ) -> Result<String, ProcessError> {
-        format!("\"{}\" {}", launch_command, args.join(" "))
+        Ok(format!("\"{}\" {}", launch_command, args.join(" ")))
     }
 
-    fn valid_for_platform(&self, _db: &Database, _state: &AppState, _target: &Platform) -> bool {
+    fn valid_for_platform(&self, _db: &Database, _target: &Platform) -> bool {
         true
     }
 }
 
-pub static UMU_LAUNCHER_EXECUTABLE: LazyLock<Option<PathBuf>> = LazyLock::new(|| {
-    let x = get_umu_executable();
-    info!("{:?}", &x);
-    x
-});
-const UMU_BASE_LAUNCHER_EXECUTABLE: &str = "umu-run";
-const UMU_INSTALL_DIRS: [&str; 4] = ["/app/share", "/use/local/share", "/usr/share", "/opt"];
-
-fn get_umu_executable() -> Option<PathBuf> {
-    if check_executable_exists(UMU_BASE_LAUNCHER_EXECUTABLE) {
-        return Some(PathBuf::from(UMU_BASE_LAUNCHER_EXECUTABLE));
-    }
-
-    for dir in UMU_INSTALL_DIRS {
-        let p = PathBuf::from(dir).join(UMU_BASE_LAUNCHER_EXECUTABLE);
-        if check_executable_exists(&p) {
-            return Some(p);
-        }
-    }
-    None
-}
-fn check_executable_exists<P: AsRef<OsStr>>(exec: P) -> bool {
-    let has_umu_installed = Command::new(exec).stdout(Stdio::null()).output();
-    has_umu_installed.is_ok()
-}
 pub struct UMULauncher;
 impl ProcessHandler for UMULauncher {
     fn create_launch_process(
@@ -65,7 +31,7 @@ impl ProcessHandler for UMULauncher {
         args: Vec<String>,
         game_version: &GameVersion,
         _current_dir: &str,
-    ) -> String {
+    ) -> Result<String, ProcessError> {
         debug!("Game override: \"{:?}\"", &game_version.umu_id_override);
         let game_id = match &game_version.umu_id_override {
             Some(game_override) => {
@@ -77,16 +43,18 @@ impl ProcessHandler for UMULauncher {
             }
             None => game_version.game_id.clone(),
         };
-        format!(
+        Ok(format!(
             "GAMEID={game_id} {umu:?} \"{launch}\" {args}",
-            umu = UMU_LAUNCHER_EXECUTABLE.as_ref().unwrap(),
+            umu = UMU_LAUNCHER_EXECUTABLE
+                .as_ref()
+                .expect("Failed to get UMU_LAUNCHER_EXECUTABLE as ref"),
             launch = launch_command,
             args = args.join(" ")
-        )
+        ))
     }
 
-    fn valid_for_platform(&self, _db: &Database, state: &AppState, _target: &Platform) -> bool {
+    fn valid_for_platform(&self, _db: &Database, _target: &Platform) -> bool {
-        let Some(ref compat_info) = state.compat_info else {
+        let Some(compat_info) = &*COMPAT_INFO else {
             return false;
         };
         compat_info.umu_installed
@@ -102,7 +70,7 @@ impl ProcessHandler for AsahiMuvmLauncher {
         args: Vec<String>,
         game_version: &GameVersion,
         current_dir: &str,
-    ) -> String {
+    ) -> Result<String, ProcessError> {
         let umu_launcher = UMULauncher {};
         let umu_string = umu_launcher.create_launch_process(
             meta,
@@ -110,20 +78,28 @@ impl ProcessHandler for AsahiMuvmLauncher {
             args,
             game_version,
             current_dir,
-        );
+        )?;
         let mut args_cmd = umu_string
             .split("umu-run")
             .collect::<Vec<&str>>()
             .into_iter();
-        let args = args_cmd.next().unwrap().trim();
+        let args = args_cmd
-        let cmd = format!("umu-run{}", args_cmd.next().unwrap());
+            .next()
+            .ok_or(ProcessError::InvalidArguments(umu_string.clone()))?
+            .trim();
+        let cmd = format!(
+            "umu-run{}",
+            args_cmd
+                .next()
+                .ok_or(ProcessError::InvalidArguments(umu_string.clone()))?
+        );
 
-        format!("{args} muvm -- {cmd}")
+        Ok(format!("{args} muvm -- {cmd}"))
     }
 
     #[allow(unreachable_code)]
     #[allow(unused_variables)]
-    fn valid_for_platform(&self, _db: &Database, state: &AppState, _target: &Platform) -> bool {
+    fn valid_for_platform(&self, _db: &Database, _target: &Platform) -> bool {
         #[cfg(not(target_os = "linux"))]
         return false;
 
@@ -135,7 +111,7 @@ impl ProcessHandler for AsahiMuvmLauncher {
             return false;
         }
 
-        let Some(ref compat_info) = state.compat_info else {
+        let Some(compat_info) = &*COMPAT_INFO else {
             return false;
         };
 

src-tauri/process/src/process_manager.rs

@@ -1,38 +1,31 @@
 use std::{
     collections::HashMap,
     fs::{OpenOptions, create_dir_all},
-    io::{self},
+    io,
     path::PathBuf,
     process::{Command, ExitStatus},
     str::FromStr,
-    sync::{Arc, Mutex},
+    sync::Arc,
     thread::spawn,
     time::{Duration, SystemTime},
 };
 
+use database::{
+    ApplicationTransientStatus, Database, DownloadType, DownloadableMetadata, GameDownloadStatus,
+    GameVersion, borrow_db_checked, borrow_db_mut_checked, db::DATA_ROOT_DIR, platform::Platform,
+};
 use dynfmt::Format;
 use dynfmt::SimpleCurlyFormat;
+use games::{library::push_game_update, state::GameStatusManager};
 use log::{debug, info, warn};
-use serde::{Deserialize, Serialize};
 use shared_child::SharedChild;
-use tauri::{AppHandle, Emitter, Manager};
+use tauri::AppHandle;
-use tauri_plugin_opener::OpenerExt;
 
 use crate::{
-    AppState, DB,
+    PROCESS_MANAGER,
-    database::{
+    error::ProcessError,
-        db::{DATA_ROOT_DIR, borrow_db_checked, borrow_db_mut_checked},
+    format::DropFormatArgs,
-        models::data::{
+    process_handlers::{AsahiMuvmLauncher, NativeGameLauncher, UMULauncher},
-            ApplicationTransientStatus, Database, DownloadType, DownloadableMetadata,
-            GameDownloadStatus, GameVersion,
-        },
-    },
-    error::process_error::ProcessError,
-    games::{library::push_game_update, state::GameStatusManager},
-    process::{
-        format::DropFormatArgs,
-        process_handlers::{AsahiMuvmLauncher, NativeGameLauncher, UMULauncher},
-    },
 };
 
 pub struct RunningProcess {
@@ -45,11 +38,11 @@ pub struct ProcessManager<'a> {
     current_platform: Platform,
     log_output_dir: PathBuf,
     processes: HashMap<String, RunningProcess>,
-    app_handle: AppHandle,
     game_launchers: Vec<(
         (Platform, Platform),
         &'a (dyn ProcessHandler + Sync + Send + 'static),
     )>,
+    app_handle: AppHandle,
 }
 
 impl ProcessManager<'_> {
@@ -66,7 +59,6 @@ impl ProcessManager<'_> {
             #[cfg(target_os = "linux")]
             current_platform: Platform::Linux,
 
-            app_handle,
             processes: HashMap::new(),
             log_output_dir,
             game_launchers: vec![
@@ -92,6 +84,7 @@ impl ProcessManager<'_> {
                     &UMULauncher {} as &(dyn ProcessHandler + Sync + Send + 'static),
                 ),
             ],
+            app_handle,
         }
     }
 
@@ -110,30 +103,31 @@ impl ProcessManager<'_> {
         }
     }
 
-    fn get_log_dir(&self, game_id: String) -> PathBuf {
+    pub fn get_log_dir(&self, game_id: String) -> PathBuf {
         self.log_output_dir.join(game_id)
     }
 
-    pub fn open_process_logs(&mut self, game_id: String) -> Result<(), ProcessError> {
+    fn on_process_finish(
-        let dir = self.get_log_dir(game_id);
+        &mut self,
-        self.app_handle
+        game_id: String,
-            .opener()
+        result: Result<ExitStatus, std::io::Error>,
-            .open_path(dir.to_str().unwrap(), None::<&str>)
+    ) -> Result<(), ProcessError> {
-            .map_err(ProcessError::OpenerError)?;
-        Ok(())
-    }
-
-    fn on_process_finish(&mut self, game_id: String, result: Result<ExitStatus, std::io::Error>) {
         if !self.processes.contains_key(&game_id) {
             warn!(
                 "process on_finish was called, but game_id is no longer valid. finished with result: {result:?}"
             );
-            return;
+            return Ok(());
         }
 
         debug!("process for {:?} exited with {:?}", &game_id, result);
 
-        let process = self.processes.remove(&game_id).unwrap();
+        let process = match self.processes.remove(&game_id) {
+            Some(process) => process,
+            None => {
+                info!("Attempted to stop process {game_id} which didn't exist");
+                return Ok(());
+            }
+        };
 
         let mut db_handle = borrow_db_mut_checked();
         let meta = db_handle
@@ -141,7 +135,7 @@ impl ProcessManager<'_> {
             .installed_game_version
             .get(&game_id)
             .cloned()
-            .unwrap();
+            .unwrap_or_else(|| panic!("Could not get installed version of {}", &game_id));
         db_handle.applications.transient_statuses.remove(&meta);
 
         let current_state = db_handle.applications.game_statuses.get(&game_id).cloned();
@@ -166,20 +160,18 @@ impl ProcessManager<'_> {
         // Or if the status isn't 0
         // Or if it's an error
         if !process.manually_killed
-            && (elapsed.as_secs() <= 2 || result.is_err() || !result.unwrap().success())
+            && (elapsed.as_secs() <= 2 || result.map_or(true, |r| !r.success()))
         {
             warn!("drop detected that the game {game_id} may have failed to launch properly");
-            let _ = self.app_handle.emit("launch_external_error", &game_id);
+            return Err(ProcessError::FailedLaunch(game_id));
+            // let _ = self.app_handle.emit("launch_external_error", &game_id);
         }
 
-        // This is too many unwraps for me to be comfortable
+        let version_data = match db_handle.applications.game_versions.get(&game_id) {
-        let version_data = db_handle
+            // This unwrap here should be resolved by just making the hashmap accept an option rather than just a String
-            .applications
+            Some(res) => res.get(&meta.version.unwrap()).expect("Failed to get game version from installed game versions. Is the database corrupted?"),
-            .game_versions
+            None => todo!(),
-            .get(&game_id)
+        };
-            .unwrap()
-            .get(&meta.version.unwrap())
-            .unwrap();
 
         let status = GameStatusManager::fetch_state(&game_id, &db_handle);
 
@@ -189,12 +181,12 @@ impl ProcessManager<'_> {
             Some(version_data.clone()),
             status,
         );
+        Ok(())
     }
 
     fn fetch_process_handler(
         &self,
         db_lock: &Database,
-        state: &AppState,
         target_platform: &Platform,
     ) -> Result<&(dyn ProcessHandler + Send + Sync), ProcessError> {
         Ok(self
@@ -204,30 +196,25 @@ impl ProcessManager<'_> {
                 let (e_current, e_target) = e.0;
                 e_current == self.current_platform
                     && e_target == *target_platform
-                    && e.1.valid_for_platform(db_lock, state, target_platform)
+                    && e.1.valid_for_platform(db_lock, target_platform)
             })
             .ok_or(ProcessError::InvalidPlatform)?
             .1)
     }
 
-    pub fn valid_platform(&self, platform: &Platform, state: &AppState) -> Result<bool, String> {
+    pub fn valid_platform(&self, platform: &Platform) -> bool {
         let db_lock = borrow_db_checked();
-        let process_handler = self.fetch_process_handler(&db_lock, state, platform);
+        let process_handler = self.fetch_process_handler(&db_lock, platform);
-        Ok(process_handler.is_ok())
+        process_handler.is_ok()
     }
 
-    pub fn launch_process(
+    /// Must be called through spawn as it is currently blocking
-        &mut self,
+    pub fn launch_process(&mut self, game_id: String) -> Result<(), ProcessError> {
-        game_id: String,
-        state: &AppState,
-    ) -> Result<(), ProcessError> {
         if self.processes.contains_key(&game_id) {
             return Err(ProcessError::AlreadyRunning);
         }
 
-        let version = match DB
+        let version = match borrow_db_checked()
-            .borrow_data()
-            .unwrap()
             .applications
             .game_statuses
             .get(&game_id)
@@ -266,7 +253,7 @@ impl ProcessManager<'_> {
         debug!(
             "Launching process {:?} with version {:?}",
             &game_id,
-            db_lock.applications.game_versions.get(&game_id).unwrap()
+            db_lock.applications.game_versions.get(&game_id)
         );
 
         let game_version = db_lock
@@ -304,7 +291,7 @@ impl ProcessManager<'_> {
 
         let target_platform = game_version.platform;
 
-        let process_handler = self.fetch_process_handler(&db_lock, state, &target_platform)?;
+        let process_handler = self.fetch_process_handler(&db_lock, &target_platform)?;
 
         let (launch, args) = match game_status {
             GameDownloadStatus::Installed {
@@ -322,8 +309,9 @@ impl ProcessManager<'_> {
             GameDownloadStatus::Remote {} => unreachable!("Game registered as 'Remote'"),
         };
 
+        #[allow(clippy::unwrap_used)]
         let launch = PathBuf::from_str(install_dir).unwrap().join(launch);
-        let launch = launch.to_str().unwrap();
+        let launch = launch.display().to_string();
 
         let launch_string = process_handler.create_launch_process(
             &meta,
@@ -331,7 +319,7 @@ impl ProcessManager<'_> {
             args.clone(),
             game_version,
             install_dir,
-        );
+        )?;
 
         let format_args = DropFormatArgs::new(
             launch_string,
@@ -385,24 +373,8 @@ impl ProcessManager<'_> {
         );
 
         let wait_thread_handle = launch_process_handle.clone();
-        let wait_thread_apphandle = self.app_handle.clone();
         let wait_thread_game_id = meta.clone();
 
-        spawn(move || {
-            let result: Result<ExitStatus, std::io::Error> = launch_process_handle.wait();
-
-            let app_state = wait_thread_apphandle.state::<Mutex<AppState>>();
-            let app_state_handle = app_state.lock().unwrap();
-
-            let mut process_manager_handle = app_state_handle.process_manager.lock().unwrap();
-            process_manager_handle.on_process_finish(wait_thread_game_id.id, result);
-
-            // As everything goes out of scope, they should get dropped
-            // But just to explicit about it
-            drop(process_manager_handle);
-            drop(app_state_handle);
-        });
-
         self.processes.insert(
             meta.id,
             RunningProcess {
@@ -411,55 +383,17 @@ impl ProcessManager<'_> {
                 manually_killed: false,
             },
         );
+        spawn(move || {
+            let result: Result<ExitStatus, std::io::Error> = launch_process_handle.wait();
+
+            PROCESS_MANAGER
+                .lock()
+                .on_process_finish(wait_thread_game_id.id, result)
+        });
         Ok(())
     }
 }
 
-#[derive(Eq, Hash, PartialEq, Serialize, Deserialize, Clone, Copy, Debug)]
-pub enum Platform {
-    Windows,
-    Linux,
-    MacOs,
-}
-
-impl Platform {
-    #[cfg(target_os = "windows")]
-    pub const HOST: Platform = Self::Windows;
-    #[cfg(target_os = "macos")]
-    pub const HOST: Platform = Self::MacOs;
-    #[cfg(target_os = "linux")]
-    pub const HOST: Platform = Self::Linux;
-
-    pub fn is_case_sensitive(&self) -> bool {
-        match self {
-            Self::Windows | Self::MacOs => false,
-            Self::Linux => true,
-        }
-    }
-}
-
-impl From<&str> for Platform {
-    fn from(value: &str) -> Self {
-        match value.to_lowercase().trim() {
-            "windows" => Self::Windows,
-            "linux" => Self::Linux,
-            "mac" | "macos" => Self::MacOs,
-            _ => unimplemented!(),
-        }
-    }
-}
-
-impl From<whoami::Platform> for Platform {
-    fn from(value: whoami::Platform) -> Self {
-        match value {
-            whoami::Platform::Windows => Platform::Windows,
-            whoami::Platform::Linux => Platform::Linux,
-            whoami::Platform::MacOS => Platform::MacOs,
-            _ => unimplemented!(),
-        }
-    }
-}
-
 pub trait ProcessHandler: Send + 'static {
     fn create_launch_process(
         &self,
@@ -468,7 +402,7 @@ pub trait ProcessHandler: Send + 'static {
         args: Vec<String>,
         game_version: &GameVersion,
         current_dir: &str,
-    ) -> String;
+    ) -> Result<String, ProcessError>;
 
-    fn valid_for_platform(&self, db: &Database, state: &AppState, target: &Platform) -> bool;
+    fn valid_for_platform(&self, db: &Database, target: &Platform) -> bool;
 }

src-tauri/remote/Cargo.toml

@@ -0,0 +1,23 @@
+[package]
+name = "remote"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+bitcode = "0.6.7"
+chrono = "0.4.42"
+client = { version = "0.1.0", path = "../client" }
+database = { version = "0.1.0", path = "../database" }
+droplet-rs = "0.7.3"
+gethostname = "1.0.2"
+hex = "0.4.3"
+http = "1.3.1"
+log = "0.4.28"
+md5 = "0.8.0"
+reqwest = "0.12.23"
+reqwest-websocket = "0.5.1"
+serde = "1.0.228"
+serde_with = "3.15.0"
+tauri = "2.8.5"
+url = "2.5.7"
+utils = { version = "0.1.0", path = "../utils" }

src-tauri/remote/src/auth.rs

@@ -0,0 +1,152 @@
+use std::{collections::HashMap, env};
+
+use chrono::Utc;
+use client::{app_status::AppStatus, user::User};
+use database::{DatabaseAuth, interface::borrow_db_checked};
+use droplet_rs::ssl::sign_nonce;
+use gethostname::gethostname;
+use log::{error, warn};
+use serde::{Deserialize, Serialize};
+use url::Url;
+
+use crate::{
+    error::{DropServerError, RemoteAccessError},
+    requests::make_authenticated_get,
+    utils::DROP_CLIENT_SYNC,
+};
+
+use super::{
+    cache::{cache_object, get_cached_object},
+    requests::generate_url,
+};
+
+#[derive(Serialize)]
+#[serde(rename_all = "camelCase")]
+struct CapabilityConfiguration {}
+
+#[derive(Serialize)]
+#[serde(rename_all = "camelCase")]
+struct InitiateRequestBody {
+    name: String,
+    platform: String,
+    capabilities: HashMap<String, CapabilityConfiguration>,
+    mode: String,
+}
+
+#[derive(Serialize)]
+#[serde(rename_all = "camelCase")]
+pub struct HandshakeRequestBody {
+    client_id: String,
+    token: String,
+}
+
+impl HandshakeRequestBody {
+    pub fn new(client_id: String, token: String) -> Self {
+        Self { client_id, token }
+    }
+}
+
+#[derive(Deserialize)]
+#[serde(rename_all = "camelCase")]
+pub struct HandshakeResponse {
+    private: String,
+    certificate: String,
+    id: String,
+}
+
+impl From<HandshakeResponse> for DatabaseAuth {
+    fn from(value: HandshakeResponse) -> Self {
+        DatabaseAuth::new(value.private, value.certificate, value.id, None)
+    }
+}
+
+pub fn generate_authorization_header() -> String {
+    let certs = {
+        let db = borrow_db_checked();
+        db.auth.clone().expect("Authorisation not initialised")
+    };
+
+    let nonce = Utc::now().timestamp_millis().to_string();
+
+    let signature =
+        sign_nonce(certs.private, nonce.clone()).expect("Failed to generate authorisation header");
+
+    format!("Nonce {} {} {}", certs.client_id, nonce, signature)
+}
+
+pub async fn fetch_user() -> Result<User, RemoteAccessError> {
+    let response = make_authenticated_get(generate_url(&["/api/v1/client/user"], &[])?).await?;
+    if response.status() != 200 {
+        let err: DropServerError = response.json().await?;
+        warn!("{err:?}");
+
+        if err.status_message == "Nonce expired" {
+            return Err(RemoteAccessError::OutOfSync);
+        }
+
+        return Err(RemoteAccessError::InvalidResponse(err));
+    }
+
+    response
+        .json::<User>()
+        .await
+        .map_err(std::convert::Into::into)
+}
+
+pub fn auth_initiate_logic(mode: String) -> Result<String, RemoteAccessError> {
+    let base_url = {
+        let db_lock = borrow_db_checked();
+        Url::parse(&db_lock.base_url.clone())?
+    };
+
+    let hostname = gethostname();
+
+    let endpoint = base_url.join("/api/v1/client/auth/initiate")?;
+    let body = InitiateRequestBody {
+        name: format!("{} (Desktop)", hostname.display()),
+        platform: env::consts::OS.to_string(),
+        capabilities: HashMap::from([
+            ("peerAPI".to_owned(), CapabilityConfiguration {}),
+            ("cloudSaves".to_owned(), CapabilityConfiguration {}),
+        ]),
+        mode,
+    };
+
+    let client = DROP_CLIENT_SYNC.clone();
+    let response = client.post(endpoint.to_string()).json(&body).send()?;
+
+    if response.status() != 200 {
+        let data: DropServerError = response.json()?;
+        error!("could not start handshake: {}", data.status_message);
+
+        return Err(RemoteAccessError::HandshakeFailed(data.status_message));
+    }
+
+    let response = response.text()?;
+
+    Ok(response)
+}
+
+pub async fn setup() -> (AppStatus, Option<User>) {
+    let auth = {
+        let data = borrow_db_checked();
+        data.auth.clone()
+    };
+
+    if auth.is_some() {
+        let user_result = match fetch_user().await {
+            Ok(data) => data,
+            Err(RemoteAccessError::FetchError(_)) => {
+                let user = get_cached_object::<User>("user").ok();
+                return (AppStatus::Offline, user);
+            }
+            Err(_) => return (AppStatus::SignedInNeedsReauth, None),
+        };
+        if let Err(e) = cache_object("user", &user_result) {
+            warn!("Could not cache user object with error {e}");
+        }
+        return (AppStatus::SignedIn, Some(user_result));
+    }
+
+    (AppStatus::SignedOut, None)
+}

src-tauri/remote/src/cache.rs

@@ -5,18 +5,19 @@ use std::{
     time::SystemTime,
 };
 
-use crate::{
-    database::{db::borrow_db_checked, models::data::Database},
-    error::remote_access_error::RemoteAccessError,
-};
 use bitcode::{Decode, DecodeOwned, Encode};
+use database::{Database, borrow_db_checked};
 use http::{Response, header::CONTENT_TYPE, response::Builder as ResponseBuilder};
 
+use crate::error::{CacheError, RemoteAccessError};
+
 #[macro_export]
 macro_rules! offline {
     ($var:expr, $func1:expr, $func2:expr, $( $arg:expr ),* ) => {
 
-        async move { if $crate::borrow_db_checked().settings.force_offline || $var.lock().unwrap().status == $crate::AppStatus::Offline {
+        async move {
+            if ::database::borrow_db_checked().settings.force_offline
+            || $var.lock().status == ::client::app_status::AppStatus::Offline {
             $func2( $( $arg ), *).await
         } else {
             $func1( $( $arg ), *).await
@@ -82,10 +83,7 @@ pub fn get_cached_object_db<D: DecodeOwned>(
 pub fn clear_cached_object(key: &str) -> Result<(), RemoteAccessError> {
     clear_cached_object_db(key, &borrow_db_checked())
 }
-pub fn clear_cached_object_db(
+pub fn clear_cached_object_db(key: &str, db: &Database) -> Result<(), RemoteAccessError> {
-    key: &str,
-    db: &Database,
-) -> Result<(), RemoteAccessError> {
     delete_sync(&db.cache_dir, key).map_err(RemoteAccessError::Cache)?;
     Ok(())
 }
@@ -104,30 +102,39 @@ impl ObjectCache {
     }
 }
 
-impl From<Response<Vec<u8>>> for ObjectCache {
+impl TryFrom<Response<Vec<u8>>> for ObjectCache {
-    fn from(value: Response<Vec<u8>>) -> Self {
+    type Error = CacheError;
-        ObjectCache {
+
+    fn try_from(value: Response<Vec<u8>>) -> Result<Self, Self::Error> {
+        Ok(ObjectCache {
             content_type: value
                 .headers()
                 .get(CONTENT_TYPE)
-                .unwrap()
+                .ok_or(CacheError::HeaderNotFound(CONTENT_TYPE))?
                 .to_str()
-                .unwrap()
+                .map_err(CacheError::ParseError)?
                 .to_owned(),
             body: value.body().clone(),
             expiry: get_sys_time_in_secs() + 60 * 60 * 24,
-        }
+        })
     }
 }
-impl From<ObjectCache> for Response<Vec<u8>> {
+impl TryFrom<ObjectCache> for Response<Vec<u8>> {
-    fn from(value: ObjectCache) -> Self {
+    type Error = CacheError;
+    fn try_from(value: ObjectCache) -> Result<Self, Self::Error> {
         let resp_builder = ResponseBuilder::new().header(CONTENT_TYPE, value.content_type);
-        resp_builder.body(value.body).unwrap()
+        resp_builder
+            .body(value.body)
+            .map_err(CacheError::ConstructionError)
     }
 }
-impl From<&ObjectCache> for Response<Vec<u8>> {
+impl TryFrom<&ObjectCache> for Response<Vec<u8>> {
-    fn from(value: &ObjectCache) -> Self {
+    type Error = CacheError;
+
+    fn try_from(value: &ObjectCache) -> Result<Self, Self::Error> {
         let resp_builder = ResponseBuilder::new().header(CONTENT_TYPE, value.content_type.clone());
-        resp_builder.body(value.body.clone()).unwrap()
+        resp_builder
+            .body(value.body.clone())
+            .map_err(CacheError::ConstructionError)
     }
 }

src-tauri/remote/src/error.rs

@@ -4,11 +4,20 @@ use std::{
     sync::Arc,
 };
 
-use http::StatusCode;
+use http::{HeaderName, StatusCode, header::ToStrError};
 use serde_with::SerializeDisplay;
 use url::ParseError;
 
-use super::drop_server_error::DropServerError;
+use serde::Deserialize;
+
+#[derive(Deserialize, Debug, Clone)]
+#[serde(rename_all = "camelCase")]
+pub struct DropServerError {
+    pub status_code: usize,
+    pub status_message: String,
+    // pub message: String,
+    // pub url: String,
+}
 
 #[derive(Debug, SerializeDisplay)]
 pub enum RemoteAccessError {
@@ -44,8 +53,7 @@ impl Display for RemoteAccessError {
                     error
                         .source()
                         .map(std::string::ToString::to_string)
-                        .or_else(|| Some("Unknown error".to_string()))
+                        .unwrap_or("Unknown error".to_string())
-                        .unwrap()
                 )
             }
             RemoteAccessError::FetchErrorWS(error) => write!(
@@ -54,9 +62,8 @@ impl Display for RemoteAccessError {
                 error,
                 error
                     .source()
-                    .map(|e| e.to_string())
+                    .map(std::string::ToString::to_string)
-                    .or_else(|| Some("Unknown error".to_string()))
+                    .unwrap_or("Unknown error".to_string())
-                    .unwrap()
             ),
             RemoteAccessError::ParsingError(parse_error) => {
                 write!(f, "{parse_error}")
@@ -106,3 +113,31 @@ impl From<ParseError> for RemoteAccessError {
     }
 }
 impl std::error::Error for RemoteAccessError {}
+
+#[derive(Debug, SerializeDisplay)]
+pub enum CacheError {
+    HeaderNotFound(HeaderName),
+    ParseError(ToStrError),
+    Remote(RemoteAccessError),
+    ConstructionError(http::Error),
+}
+
+impl Display for CacheError {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        let s = match self {
+            CacheError::HeaderNotFound(header_name) => {
+                format!("Could not find header {header_name} in cache")
+            }
+            CacheError::ParseError(to_str_error) => {
+                format!("Could not parse cache with error {to_str_error}")
+            }
+            CacheError::Remote(remote_access_error) => {
+                format!("Cache got remote access error: {remote_access_error}")
+            }
+            CacheError::ConstructionError(error) => {
+                format!("Could not construct cache body with error {error}")
+            }
+        };
+        write!(f, "{s}")
+    }
+}

src-tauri/remote/src/fetch_object.rs

@@ -0,0 +1,82 @@
+use database::{DB, interface::DatabaseImpls};
+use http::{Response, header::CONTENT_TYPE, response::Builder as ResponseBuilder};
+use log::{debug, warn};
+use tauri::UriSchemeResponder;
+
+use crate::{error::CacheError, utils::DROP_CLIENT_ASYNC};
+
+use super::{
+    auth::generate_authorization_header,
+    cache::{ObjectCache, cache_object, get_cached_object},
+};
+
+pub async fn fetch_object_wrapper(request: http::Request<Vec<u8>>, responder: UriSchemeResponder) {
+    match fetch_object(request).await {
+        Ok(r) => responder.respond(r),
+        Err(e) => {
+            warn!("Cache error: {e}");
+            responder.respond(
+                Response::builder()
+                    .status(500)
+                    .body(Vec::new())
+                    .expect("Failed to build error response"),
+            );
+        }
+    };
+}
+
+pub async fn fetch_object(
+    request: http::Request<Vec<u8>>,
+) -> Result<Response<Vec<u8>>, CacheError> {
+    // Drop leading /
+    let object_id = &request.uri().path()[1..];
+
+    let cache_result = get_cached_object::<ObjectCache>(object_id);
+    if let Ok(cache_result) = &cache_result
+        && !cache_result.has_expired()
+    {
+        return cache_result.try_into();
+    }
+
+    let header = generate_authorization_header();
+    let client = DROP_CLIENT_ASYNC.clone();
+    let url = format!("{}api/v1/client/object/{object_id}", DB.fetch_base_url());
+    let response = client.get(url).header("Authorization", header).send().await;
+
+    match response {
+        Ok(r) => {
+            let resp_builder = ResponseBuilder::new().header(
+                CONTENT_TYPE,
+                r.headers()
+                    .get("Content-Type")
+                    .expect("Failed get Content-Type header"),
+            );
+            let data = match r.bytes().await {
+                Ok(data) => Vec::from(data),
+                Err(e) => {
+                    warn!("Could not get data from cache object {object_id} with error {e}",);
+                    Vec::new()
+                }
+            };
+            let resp = resp_builder
+                .body(data)
+                .expect("Failed to build object cache response body");
+            if cache_result.map_or(true, |x| x.has_expired()) {
+                cache_object::<ObjectCache>(object_id, &resp.clone().try_into()?)
+                    .expect("Failed to create cached object");
+            }
+
+            Ok(resp)
+        }
+        Err(e) => {
+            debug!("Object fetch failed with error {e}. Attempting to download from cache");
+            match cache_result {
+                Ok(cache_result) => cache_result.try_into(),
+                Err(e) => {
+                    warn!("{e}");
+                    Err(CacheError::Remote(e))
+                }
+            }
+        }
+    }
+}

src-tauri/remote/src/lib.rs

@@ -1,8 +1,10 @@
 pub mod auth;
 #[macro_use]
 pub mod cache;
-pub mod commands;
+pub mod error;
 pub mod fetch_object;
 pub mod requests;
 pub mod server_proto;
 pub mod utils;
+
+pub use auth::setup;

src-tauri/remote/src/requests.rs

@@ -1,10 +1,8 @@
+use database::{DB, interface::DatabaseImpls};
 use url::Url;
 
 use crate::{
-    DB,
+    auth::generate_authorization_header, error::RemoteAccessError, utils::DROP_CLIENT_ASYNC,
-    database::db::DatabaseImpls,
-    error::remote_access_error::RemoteAccessError,
-    remote::{auth::generate_authorization_header, utils::DROP_CLIENT_ASYNC},
 };
 
 pub fn generate_url<T: AsRef<str>>(

src-tauri/remote/src/server_proto.rs

@@ -0,0 +1,108 @@
+use std::str::FromStr;
+
+use database::borrow_db_checked;
+use http::{Request, Response, StatusCode, Uri, uri::PathAndQuery};
+use log::{error, warn};
+use tauri::UriSchemeResponder;
+use utils::webbrowser_open::webbrowser_open;
+
+use crate::utils::DROP_CLIENT_SYNC;
+
+pub async fn handle_server_proto_offline_wrapper(
+    request: Request<Vec<u8>>,
+    responder: UriSchemeResponder,
+) {
+    responder.respond(match handle_server_proto_offline(request).await {
+        Ok(res) => res,
+        Err(_) => unreachable!(),
+    });
+}
+
+pub async fn handle_server_proto_offline(
+    _request: Request<Vec<u8>>,
+) -> Result<Response<Vec<u8>>, StatusCode> {
+    Ok(Response::builder()
+        .status(StatusCode::NOT_FOUND)
+        .body(Vec::new())
+        .expect("Failed to build error response for proto offline"))
+}
+
+pub async fn handle_server_proto_wrapper(request: Request<Vec<u8>>, responder: UriSchemeResponder) {
+    match handle_server_proto(request).await {
+        Ok(r) => responder.respond(r),
+        Err(e) => {
+            warn!("Cache error: {e}");
+            responder.respond(
+                Response::builder()
+                    .status(e)
+                    .body(Vec::new())
+                    .expect("Failed to build error response"),
+            );
+        }
+    }
+}
+
+async fn handle_server_proto(request: Request<Vec<u8>>) -> Result<Response<Vec<u8>>, StatusCode> {
+    let db_handle = borrow_db_checked();
+    let auth = match db_handle.auth.as_ref() {
+        Some(auth) => auth,
+        None => {
+            error!("Could not find auth in database");
+            return Err(StatusCode::UNAUTHORIZED);
+        }
+    };
+    let web_token = match &auth.web_token {
+        Some(token) => token,
+        None => return Err(StatusCode::UNAUTHORIZED),
+    };
+    let remote_uri = db_handle
+        .base_url
+        .parse::<Uri>()
+        .expect("Failed to parse base url");
+
+    let path = request.uri().path();
+
+    let mut new_uri = request.uri().clone().into_parts();
+    new_uri.path_and_query = Some(
+        PathAndQuery::from_str(&format!("{path}?noWrapper=true"))
+            .expect("Failed to parse request path in proto"),
+    );
+    new_uri.authority = remote_uri.authority().cloned();
+    new_uri.scheme = remote_uri.scheme().cloned();
+    let err_msg = &format!("Failed to build new uri from parts {new_uri:?}");
+    let new_uri = Uri::from_parts(new_uri).expect(err_msg);
+
+    let whitelist_prefix = ["/store", "/api", "/_", "/fonts"];
+
+    if whitelist_prefix.iter().all(|f| !path.starts_with(f)) {
+        webbrowser_open(new_uri.to_string());
+        return Ok(Response::new(Vec::new()));
+    }
+
+    let client = DROP_CLIENT_SYNC.clone();
+    let response = match client
+        .request(request.method().clone(), new_uri.to_string())
+        .header("Authorization", format!("Bearer {web_token}"))
+        .headers(request.headers().clone())
+        .send()
+    {
+        Ok(response) => response,
+        Err(e) => {
+            warn!("Could not send response. Got {e} when sending");
+            return Err(e.status().unwrap_or(StatusCode::BAD_REQUEST));
+        }
+    };
+
+    let response_status = response.status();
+    let response_body = match response.bytes() {
+        Ok(bytes) => bytes,
+        Err(e) => return Err(e.status().unwrap_or(StatusCode::INTERNAL_SERVER_ERROR)),
+    };
+
+    let http_response = Response::builder()
+        .status(response_status)
+        .body(response_body.to_vec())
+        .expect("Failed to build server proto response");
+
+    Ok(http_response)
+}

src-tauri/remote/src/utils.rs

@@ -0,0 +1,119 @@
+use std::{
+    fs::{self, File},
+    io::Read,
+    sync::LazyLock,
+};
+
+use database::db::DATA_ROOT_DIR;
+use log::{debug, info, warn};
+use reqwest::Certificate;
+use serde::Deserialize;
+
+#[derive(Deserialize)]
+#[serde(rename_all = "camelCase")]
+pub struct DropHealthcheck {
+    app_name: String,
+}
+impl DropHealthcheck {
+    pub fn app_name(&self) -> &String {
+        &self.app_name
+    }
+}
+static DROP_CERT_BUNDLE: LazyLock<Vec<Certificate>> = LazyLock::new(fetch_certificates);
+pub static DROP_CLIENT_SYNC: LazyLock<reqwest::blocking::Client> = LazyLock::new(get_client_sync);
+pub static DROP_CLIENT_ASYNC: LazyLock<reqwest::Client> = LazyLock::new(get_client_async);
+pub static DROP_CLIENT_WS_CLIENT: LazyLock<reqwest::Client> = LazyLock::new(get_client_ws);
+
+fn fetch_certificates() -> Vec<Certificate> {
+    let certificate_dir = DATA_ROOT_DIR.join("certificates");
+
+    let mut certs = Vec::new();
+    match fs::read_dir(certificate_dir) {
+        Ok(c) => {
+            for entry in c {
+                match entry {
+                    Ok(c) => {
+                        let mut buf = Vec::new();
+                        match File::open(c.path()) {
+                            Ok(f) => f,
+                            Err(e) => {
+                                warn!(
+                                    "Failed to open file at {} with error {}",
+                                    c.path().display(),
+                                    e
+                                );
+                                continue;
+                            }
+                        }
+                        .read_to_end(&mut buf)
+                        .unwrap_or_else(|e| {
+                            panic!(
+                                "Failed to read to end of certificate file {} with error {}",
+                                c.path().display(),
+                                e
+                            )
+                        });
+
+                        match Certificate::from_pem_bundle(&buf) {
+                            Ok(certificates) => {
+                                for cert in certificates {
+                                    certs.push(cert);
+                                }
+                                info!(
+                                    "added {} certificate(s) from {}",
+                                    certs.len(),
+                                    c.file_name().display()
+                                );
+                            }
+                            Err(e) => warn!(
+                                "Invalid certificate file {} with error {}",
+                                c.path().display(),
+                                e
+                            ),
+                        }
+                    }
+                    Err(_) => todo!(),
+                }
+            }
+        }
+        Err(e) => {
+            debug!("not loading certificates due to error: {e}");
+        }
+    };
+    certs
+}
+
+pub fn get_client_sync() -> reqwest::blocking::Client {
+    let mut client = reqwest::blocking::ClientBuilder::new();
+
+    for cert in DROP_CERT_BUNDLE.iter() {
+        client = client.add_root_certificate(cert.clone());
+    }
+    client
+        .use_rustls_tls()
+        .build()
+        .expect("Failed to build synchronous client")
+}
+pub fn get_client_async() -> reqwest::Client {
+    let mut client = reqwest::ClientBuilder::new();
+
+    for cert in DROP_CERT_BUNDLE.iter() {
+        client = client.add_root_certificate(cert.clone());
+    }
+    client
+        .use_rustls_tls()
+        .build()
+        .expect("Failed to build asynchronous client")
+}
+pub fn get_client_ws() -> reqwest::Client {
+    let mut client = reqwest::ClientBuilder::new();
+
+    for cert in DROP_CERT_BUNDLE.iter() {
+        client = client.add_root_certificate(cert.clone());
+    }
+    client
+        .use_rustls_tls()
+        .http1_only()
+        .build()
+        .expect("Failed to build websocket client")
+}

src-tauri/src/client.rs

@@ -1,9 +1,41 @@
-use crate::database::db::{borrow_db_checked, borrow_db_mut_checked};
+use std::sync::nonpoison::Mutex;
-use log::debug;
+
+use database::{borrow_db_checked, borrow_db_mut_checked};
+use download_manager::DOWNLOAD_MANAGER;
+use log::{debug, error};
 use tauri::AppHandle;
 use tauri_plugin_autostart::ManagerExt;
 
-pub fn toggle_autostart_logic(app: AppHandle, enabled: bool) -> Result<(), String> {
+use crate::AppState;
+
+#[tauri::command]
+pub fn fetch_state(state: tauri::State<'_, Mutex<AppState>>) -> Result<String, String> {
+    let guard = state.lock();
+    let cloned_state = serde_json::to_string(&guard.clone()).map_err(|e| e.to_string())?;
+    drop(guard);
+    Ok(cloned_state)
+}
+
+#[tauri::command]
+pub fn quit(app: tauri::AppHandle) {
+    cleanup_and_exit(&app);
+}
+
+pub fn cleanup_and_exit(app: &AppHandle) {
+    debug!("cleaning up and exiting application");
+    match DOWNLOAD_MANAGER.ensure_terminated() {
+        Ok(res) => match res {
+            Ok(()) => debug!("download manager terminated correctly"),
+            Err(()) => error!("download manager failed to terminate correctly"),
+        },
+        Err(e) => panic!("{e:?}"),
+    }
+
+    app.exit(0);
+}
+
+#[tauri::command]
+pub fn toggle_autostart(app: AppHandle, enabled: bool) -> Result<(), String> {
     let manager = app.autolaunch();
     if enabled {
         manager.enable().map_err(|e| e.to_string())?;
@@ -16,13 +48,11 @@ pub fn toggle_autostart_logic(app: AppHandle, enabled: bool) -> Result<(), Strin
     // Store the state in DB
     let mut db_handle = borrow_db_mut_checked();
     db_handle.settings.autostart = enabled;
-    drop(db_handle);
-
     Ok(())
 }
 
-pub fn get_autostart_enabled_logic(app: AppHandle) -> Result<bool, tauri_plugin_autostart::Error> {
+#[tauri::command]
-    // First check DB state
+pub fn get_autostart_enabled(app: AppHandle) -> Result<bool, tauri_plugin_autostart::Error> {
     let db_handle = borrow_db_checked();
     let db_state = db_handle.settings.autostart;
     drop(db_handle);
@@ -42,34 +72,3 @@ pub fn get_autostart_enabled_logic(app: AppHandle) -> Result<bool, tauri_plugin_
 
     Ok(db_state)
 }
-
-// New function to sync state on startup
-pub fn sync_autostart_on_startup(app: &AppHandle) -> Result<(), String> {
-    let db_handle = borrow_db_checked();
-    let should_be_enabled = db_handle.settings.autostart;
-    drop(db_handle);
-
-    let manager = app.autolaunch();
-    let current_state = manager.is_enabled().map_err(|e| e.to_string())?;
-
-    if current_state != should_be_enabled {
-        if should_be_enabled {
-            manager.enable().map_err(|e| e.to_string())?;
-            debug!("synced autostart: enabled");
-        } else {
-            manager.disable().map_err(|e| e.to_string())?;
-            debug!("synced autostart: disabled");
-        }
-    }
-
-    Ok(())
-}
-#[tauri::command]
-pub fn toggle_autostart(app: AppHandle, enabled: bool) -> Result<(), String> {
-    toggle_autostart_logic(app, enabled)
-}
-
-#[tauri::command]
-pub fn get_autostart_enabled(app: AppHandle) -> Result<bool, tauri_plugin_autostart::Error> {
-    get_autostart_enabled_logic(app)
-}

src-tauri/src/client/cleanup.rs

@@ -1,23 +0,0 @@
-use log::{debug, error};
-use tauri::AppHandle;
-
-use crate::AppState;
-
-#[tauri::command]
-pub fn quit(app: tauri::AppHandle, state: tauri::State<'_, std::sync::Mutex<AppState<'_>>>) {
-    cleanup_and_exit(&app, &state);
-}
-
-pub fn cleanup_and_exit(app: &AppHandle, state: &tauri::State<'_, std::sync::Mutex<AppState<'_>>>) {
-    debug!("cleaning up and exiting application");
-    let download_manager = state.lock().unwrap().download_manager.clone();
-    match download_manager.ensure_terminated() {
-        Ok(res) => match res {
-            Ok(()) => debug!("download manager terminated correctly"),
-            Err(()) => error!("download manager failed to terminate correctly"),
-        },
-        Err(e) => panic!("{e:?}"),
-    }
-
-    app.exit(0);
-}

src-tauri/src/client/commands.rs

@@ -1,11 +0,0 @@
-use crate::AppState;
-
-#[tauri::command]
-pub fn fetch_state(
-    state: tauri::State<'_, std::sync::Mutex<AppState<'_>>>,
-) -> Result<String, String> {
-    let guard = state.lock().unwrap();
-    let cloned_state = serde_json::to_string(&guard.clone()).map_err(|e| e.to_string())?;
-    drop(guard);
-    Ok(cloned_state)
-}

src-tauri/src/client/mod.rs

@@ -1,3 +0,0 @@
-pub mod autostart;
-pub mod cleanup;
-pub mod commands;

src-tauri/src/cloud_saves/backup_manager.rs

@@ -1,102 +0,0 @@
-use std::{collections::HashMap, path::PathBuf, str::FromStr};
-
-use log::warn;
-
-use crate::{database::db::{GameVersion, DATA_ROOT_DIR}, error::backup_error::BackupError, process::process_manager::Platform};
-
-use super::path::CommonPath;
-
-pub struct BackupManager<'a> {
-    pub current_platform: Platform,
-    pub sources: HashMap<(Platform, Platform), &'a (dyn BackupHandler + Sync + Send)>,
-}
-
-impl BackupManager<'_> {
-    pub fn new() -> Self {
-        BackupManager {
-            #[cfg(target_os = "windows")]
-            current_platform: Platform::Windows,
-
-            #[cfg(target_os = "macos")]
-            current_platform: Platform::MacOs,
-
-            #[cfg(target_os = "linux")]
-            current_platform: Platform::Linux,
-
-            sources: HashMap::from([
-                // Current platform to target platform
-                (
-                    (Platform::Windows, Platform::Windows),
-                    &WindowsBackupManager {} as &(dyn BackupHandler + Sync + Send),
-                ),
-                (
-                    (Platform::Linux, Platform::Linux),
-                    &LinuxBackupManager {} as &(dyn BackupHandler + Sync + Send),
-                ),
-                (
-                    (Platform::MacOs, Platform::MacOs),
-                    &MacBackupManager {} as &(dyn BackupHandler + Sync + Send),
-                ),
-                
-            ]),
-        }
-    }
-    
-}
-
-pub trait BackupHandler: Send + Sync {
-    fn root_translate(&self, _path: &PathBuf, _game: &GameVersion) -> Result<PathBuf, BackupError> { Ok(DATA_ROOT_DIR.lock().unwrap().join("games")) }
-    fn game_translate(&self, _path: &PathBuf, game: &GameVersion) -> Result<PathBuf, BackupError> { Ok(PathBuf::from_str(&game.game_id).unwrap()) }
-    fn base_translate(&self, path: &PathBuf, game: &GameVersion) -> Result<PathBuf, BackupError> { Ok(self.root_translate(path, game)?.join(self.game_translate(path, game)?)) }
-    fn home_translate(&self, _path: &PathBuf, _game: &GameVersion) -> Result<PathBuf, BackupError> { let c = CommonPath::Home.get().ok_or(BackupError::NotFound); println!("{:?}", c); c }
-    fn store_user_id_translate(&self, _path: &PathBuf, game: &GameVersion) -> Result<PathBuf, BackupError> { PathBuf::from_str(&game.game_id).map_err(|_| BackupError::ParseError) }
-    fn os_user_name_translate(&self, _path: &PathBuf, _game: &GameVersion) -> Result<PathBuf, BackupError> { Ok(PathBuf::from_str(&whoami::username()).unwrap()) }
-    fn win_app_data_translate(&self, _path: &PathBuf, _game: &GameVersion) -> Result<PathBuf, BackupError> { warn!("Unexpected Windows Reference in Backup <winAppData>"); Err(BackupError::InvalidSystem) }
-    fn win_local_app_data_translate(&self, _path: &PathBuf, _game: &GameVersion) -> Result<PathBuf, BackupError> { warn!("Unexpected Windows Reference in Backup <winLocalAppData>"); Err(BackupError::InvalidSystem) }
-    fn win_local_app_data_low_translate(&self, _path: &PathBuf, _game: &GameVersion) -> Result<PathBuf, BackupError> { warn!("Unexpected Windows Reference in Backup <winLocalAppDataLow>"); Err(BackupError::InvalidSystem) }
-    fn win_documents_translate(&self, _path: &PathBuf, _game: &GameVersion) -> Result<PathBuf, BackupError> { warn!("Unexpected Windows Reference in Backup <winDocuments>"); Err(BackupError::InvalidSystem) }
-    fn win_public_translate(&self, _path: &PathBuf, _game: &GameVersion) -> Result<PathBuf, BackupError> { warn!("Unexpected Windows Reference in Backup <winPublic>"); Err(BackupError::InvalidSystem) }
-    fn win_program_data_translate(&self, _path: &PathBuf, _game: &GameVersion) -> Result<PathBuf, BackupError> { warn!("Unexpected Windows Reference in Backup <winProgramData>"); Err(BackupError::InvalidSystem) }
-    fn win_dir_translate(&self, _path: &PathBuf,_game: &GameVersion) -> Result<PathBuf, BackupError> { warn!("Unexpected Windows Reference in Backup <winDir>"); Err(BackupError::InvalidSystem) }
-    fn xdg_data_translate(&self, _path: &PathBuf,_game: &GameVersion) -> Result<PathBuf, BackupError> { warn!("Unexpected XDG Reference in Backup <xdgData>"); Err(BackupError::InvalidSystem) }
-    fn xdg_config_translate(&self, _path: &PathBuf,_game: &GameVersion) -> Result<PathBuf, BackupError> { warn!("Unexpected XDG Reference in Backup <xdgConfig>"); Err(BackupError::InvalidSystem) }
-    fn skip_translate(&self, _path: &PathBuf, _game: &GameVersion) -> Result<PathBuf, BackupError> { Ok(PathBuf::new()) }
-}
-
-pub struct LinuxBackupManager {}
-impl BackupHandler for LinuxBackupManager {
-    fn xdg_config_translate(&self, _path: &PathBuf,_game: &GameVersion) -> Result<PathBuf, BackupError> {
-        Ok(CommonPath::Data.get().ok_or(BackupError::NotFound)?)
-    }
-    fn xdg_data_translate(&self, _path: &PathBuf,_game: &GameVersion) -> Result<PathBuf, BackupError> {
-        Ok(CommonPath::Config.get().ok_or(BackupError::NotFound)?)
-    }
-}
-pub struct WindowsBackupManager {}
-impl BackupHandler for WindowsBackupManager {
-    fn win_app_data_translate(&self, _path: &PathBuf, _game: &GameVersion) -> Result<PathBuf, BackupError> {
-        Ok(CommonPath::Config.get().ok_or(BackupError::NotFound)?)
-    }
-    fn win_local_app_data_translate(&self, _path: &PathBuf, _game: &GameVersion) -> Result<PathBuf, BackupError> {
-        Ok(CommonPath::DataLocal.get().ok_or(BackupError::NotFound)?)
-    }
-    fn win_local_app_data_low_translate(&self, _path: &PathBuf, _game: &GameVersion) -> Result<PathBuf, BackupError> {
-        Ok(CommonPath::DataLocalLow.get().ok_or(BackupError::NotFound)?)
-    }
-    fn win_dir_translate(&self, _path: &PathBuf,_game: &GameVersion) -> Result<PathBuf, BackupError> {
-        Ok(PathBuf::from_str("C:/Windows").unwrap())
-    }
-    fn win_documents_translate(&self, _path: &PathBuf, _game: &GameVersion) -> Result<PathBuf, BackupError> {
-        Ok(CommonPath::Document.get().ok_or(BackupError::NotFound)?)
-
-    }
-    fn win_program_data_translate(&self, _path: &PathBuf, _game: &GameVersion) -> Result<PathBuf, BackupError> {
-        Ok(PathBuf::from_str("C:/ProgramData").unwrap())
-    }
-    fn win_public_translate(&self, _path: &PathBuf, _game: &GameVersion) -> Result<PathBuf, BackupError> {
-        Ok(CommonPath::Public.get().ok_or(BackupError::NotFound)?)
-
-    }
-}
-pub struct MacBackupManager {}
-impl BackupHandler for MacBackupManager {}

src-tauri/src/collections.rs

@@ -1,16 +1,12 @@
-use serde_json::json;
+use games::collections::collection::{Collection, Collections};
-
+use remote::{
-use crate::{
+    auth::generate_authorization_header,
-    error::remote_access_error::RemoteAccessError,
+    cache::{cache_object, get_cached_object},
-    remote::{
+    error::RemoteAccessError,
-        auth::generate_authorization_header,
+    requests::{generate_url, make_authenticated_get},
-        cache::{cache_object, get_cached_object},
+    utils::DROP_CLIENT_ASYNC,
-        requests::{generate_url, make_authenticated_get},
-        utils::DROP_CLIENT_ASYNC,
-    },
 };
-
+use serde_json::json;
-use super::collection::{Collection, Collections};
 
 #[tauri::command]
 pub async fn fetch_collections(

src-tauri/src/database/mod.rs

@@ -1,5 +0,0 @@
-pub mod commands;
-pub mod db;
-pub mod debug;
-pub mod models;
-pub mod scan;

src-tauri/src/download_manager.rs

@@ -0,0 +1,22 @@
+use database::DownloadableMetadata;
+use download_manager::DOWNLOAD_MANAGER;
+
+#[tauri::command]
+pub fn pause_downloads() {
+    DOWNLOAD_MANAGER.pause_downloads();
+}
+
+#[tauri::command]
+pub fn resume_downloads() {
+    DOWNLOAD_MANAGER.resume_downloads();
+}
+
+#[tauri::command]
+pub fn move_download_in_queue(old_index: usize, new_index: usize) {
+    DOWNLOAD_MANAGER.rearrange(old_index, new_index);
+}
+
+#[tauri::command]
+pub fn cancel_game(meta: DownloadableMetadata) {
+    DOWNLOAD_MANAGER.cancel(meta);
+}

src-tauri/src/download_manager/commands.rs

@@ -1,31 +0,0 @@
-use std::sync::Mutex;
-
-use crate::{database::models::data::DownloadableMetadata, AppState};
-
-#[tauri::command]
-pub fn pause_downloads(state: tauri::State<'_, Mutex<AppState>>) {
-    state.lock().unwrap().download_manager.pause_downloads();
-}
-
-#[tauri::command]
-pub fn resume_downloads(state: tauri::State<'_, Mutex<AppState>>) {
-    state.lock().unwrap().download_manager.resume_downloads();
-}
-
-#[tauri::command]
-pub fn move_download_in_queue(
-    state: tauri::State<'_, Mutex<AppState>>,
-    old_index: usize,
-    new_index: usize,
-) {
-    state
-        .lock()
-        .unwrap()
-        .download_manager
-        .rearrange(old_index, new_index);
-}
-
-#[tauri::command]
-pub fn cancel_game(state: tauri::State<'_, Mutex<AppState>>, meta: DownloadableMetadata) {
-    state.lock().unwrap().download_manager.cancel(meta);
-}

src-tauri/src/download_manager/mod.rs

@@ -1,5 +0,0 @@
-pub mod commands;
-pub mod download_manager_builder;
-pub mod download_manager_frontend;
-pub mod downloadable;
-pub mod util;

src-tauri/src/downloads.rs

@@ -1,39 +1,31 @@
-use std::{
+use std::{path::PathBuf, sync::Arc};
-    path::PathBuf,
+
-    sync::{Arc, Mutex},
+use database::{GameDownloadStatus, borrow_db_checked};
+use download_manager::{
+    DOWNLOAD_MANAGER, downloadable::Downloadable, error::ApplicationDownloadError,
 };
-
+use games::downloads::download_agent::GameDownloadAgent;
-
-use crate::{
-    AppState,
-    database::{
-        db::borrow_db_checked,
-        models::data::GameDownloadStatus,
-    },
-    download_manager::downloadable::Downloadable,
-    error::application_download_error::ApplicationDownloadError,
-};
-
-use super::download_agent::GameDownloadAgent;
 
 #[tauri::command]
 pub async fn download_game(
     game_id: String,
     game_version: String,
     install_dir: usize,
-    state: tauri::State<'_, Mutex<AppState<'_>>>,
 ) -> Result<(), ApplicationDownloadError> {
-    let sender = { state.lock().unwrap().download_manager.get_sender().clone() };
+    let sender = { DOWNLOAD_MANAGER.get_sender().clone() };
 
-    let game_download_agent =
+    let game_download_agent = GameDownloadAgent::new_from_index(
-        GameDownloadAgent::new_from_index(game_id.clone(), game_version.clone(), install_dir, sender).await?;
+        game_id.clone(),
+        game_version.clone(),
+        install_dir,
+        sender,
+    )
+    .await?;
 
     let game_download_agent =
         Arc::new(Box::new(game_download_agent) as Box<dyn Downloadable + Send + Sync>);
-    state
+
-        .lock()
+    DOWNLOAD_MANAGER
-        .unwrap()
-        .download_manager
         .queue_download(game_download_agent.clone())
         .unwrap();
 
@@ -41,10 +33,7 @@ pub async fn download_game(
 }
 
 #[tauri::command]
-pub async fn resume_download(
+pub async fn resume_download(game_id: String) -> Result<(), ApplicationDownloadError> {
-    game_id: String,
-    state: tauri::State<'_, Mutex<AppState<'_>>>,
-) -> Result<(), ApplicationDownloadError> {
     let s = borrow_db_checked()
         .applications
         .game_statuses
@@ -62,23 +51,25 @@ pub async fn resume_download(
         } => (version_name, install_dir),
     };
 
-    let sender = state.lock().unwrap().download_manager.get_sender();
+    let sender = DOWNLOAD_MANAGER.get_sender();
     let parent_dir: PathBuf = install_dir.into();
 
     let game_download_agent = Arc::new(Box::new(
         GameDownloadAgent::new(
             game_id,
             version_name.clone(),
-            parent_dir.parent().unwrap().to_path_buf(),
+            parent_dir
+                .parent()
+                .unwrap_or_else(|| {
+                    panic!("Failed to get parent directry of {}", parent_dir.display())
+                })
+                .to_path_buf(),
             sender,
         )
         .await?,
     ) as Box<dyn Downloadable + Send + Sync>);
 
-    state
+    DOWNLOAD_MANAGER
-        .lock()
-        .unwrap()
-        .download_manager
         .queue_download(game_download_agent)
         .unwrap();
     Ok(())

src-tauri/src/error/application_download_error.rs

@@ -1,49 +0,0 @@
-use std::{
-    fmt::{Display, Formatter},
-    io, sync::Arc,
-};
-
-use serde_with::SerializeDisplay;
-use humansize::{format_size, BINARY};
-
-use super::remote_access_error::RemoteAccessError;
-
-// TODO: Rename / separate from downloads
-#[derive(Debug, SerializeDisplay)]
-pub enum ApplicationDownloadError {
-    NotInitialized,
-    Communication(RemoteAccessError),
-    DiskFull(u64, u64),
-    #[allow(dead_code)]
-    Checksum,
-    Lock,
-    IoError(Arc<io::Error>),
-    DownloadError,
-}
-
-impl Display for ApplicationDownloadError {
-    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
-        match self {
-            ApplicationDownloadError::NotInitialized => write!(f, "Download not initalized, did something go wrong?"),
-            ApplicationDownloadError::DiskFull(required, available) => write!(
-                f,
-                "Game requires {}, {} remaining left on disk.",
-                format_size(*required, BINARY),
-                format_size(*available, BINARY),
-            ),
-            ApplicationDownloadError::Communication(error) => write!(f, "{error}"),
-            ApplicationDownloadError::Lock => write!(
-                f,
-                "failed to acquire lock. Something has gone very wrong internally. Please restart the application"
-            ),
-            ApplicationDownloadError::Checksum => {
-                write!(f, "checksum failed to validate for download")
-            }
-            ApplicationDownloadError::IoError(error) => write!(f, "io error: {error}"),
-            ApplicationDownloadError::DownloadError => write!(
-                f,
-                "Download failed. See Download Manager status for specific error"
-            ),
-        }
-    }
-}

src-tauri/src/error/download_manager_error.rs

@@ -1,27 +0,0 @@
-use std::{fmt::Display, io, sync::mpsc::SendError};
-
-use serde_with::SerializeDisplay;
-
-#[derive(SerializeDisplay)]
-pub enum DownloadManagerError<T> {
-    IOError(io::Error),
-    SignalError(SendError<T>),
-}
-impl<T> Display for DownloadManagerError<T> {
-    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
-        match self {
-            DownloadManagerError::IOError(error) => write!(f, "{error}"),
-            DownloadManagerError::SignalError(send_error) => write!(f, "{send_error}"),
-        }
-    }
-}
-impl<T> From<SendError<T>> for DownloadManagerError<T> {
-    fn from(value: SendError<T>) -> Self {
-        DownloadManagerError::SignalError(value)
-    }
-}
-impl<T> From<io::Error> for DownloadManagerError<T> {
-    fn from(value: io::Error) -> Self {
-        DownloadManagerError::IOError(value)
-    }
-}

src-tauri/src/error/drop_server_error.rs

@@ -1,10 +0,0 @@
-use serde::Deserialize;
-
-#[derive(Deserialize, Debug, Clone)]
-#[serde(rename_all = "camelCase")]
-pub struct DropServerError {
-    pub status_code: usize,
-    pub status_message: String,
-    // pub message: String,
-    // pub url: String,
-}

src-tauri/src/error/library_error.rs

@@ -1,18 +0,0 @@
-use std::fmt::Display;
-
-use serde_with::SerializeDisplay;
-
-#[derive(SerializeDisplay)]
-pub enum LibraryError {
-    MetaNotFound(String),
-}
-impl Display for LibraryError {
-    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
-        match self {
-            LibraryError::MetaNotFound(id) => write!(
-                f,
-                "Could not locate any installed version of game ID {id} in the database"
-            ),
-        }
-    }
-}

src-tauri/src/error/mod.rs

@@ -1,6 +0,0 @@
-pub mod application_download_error;
-pub mod download_manager_error;
-pub mod drop_server_error;
-pub mod library_error;
-pub mod process_error;
-pub mod remote_access_error;

src-tauri/src/games.rs

@@ -0,0 +1,344 @@
+use std::sync::nonpoison::Mutex;
+
+use database::{GameDownloadStatus, GameVersion, borrow_db_checked, borrow_db_mut_checked};
+use games::{
+    downloads::error::LibraryError,
+    library::{FetchGameStruct, FrontendGameOptions, Game, get_current_meta, uninstall_game_logic},
+    state::{GameStatusManager, GameStatusWithTransient},
+};
+use log::warn;
+use process::PROCESS_MANAGER;
+use remote::{
+    auth::generate_authorization_header,
+    cache::{cache_object, cache_object_db, get_cached_object, get_cached_object_db},
+    error::{DropServerError, RemoteAccessError},
+    offline,
+    requests::generate_url,
+    utils::DROP_CLIENT_ASYNC,
+};
+use tauri::AppHandle;
+
+use crate::AppState;
+
+#[tauri::command]
+pub async fn fetch_library(
+    state: tauri::State<'_, Mutex<AppState>>,
+    hard_refresh: Option<bool>,
+) -> Result<Vec<Game>, RemoteAccessError> {
+    offline!(
+        state,
+        fetch_library_logic,
+        fetch_library_logic_offline,
+        state,
+        hard_refresh
+    )
+    .await
+}
+
+pub async fn fetch_library_logic(
+    state: tauri::State<'_, Mutex<AppState>>,
+    hard_fresh: Option<bool>,
+) -> Result<Vec<Game>, RemoteAccessError> {
+    let do_hard_refresh = hard_fresh.unwrap_or(false);
+    if !do_hard_refresh && let Ok(library) = get_cached_object("library") {
+        return Ok(library);
+    }
+
+    let client = DROP_CLIENT_ASYNC.clone();
+    let response = generate_url(&["/api/v1/client/user/library"], &[])?;
+    let response = client
+        .get(response)
+        .header("Authorization", generate_authorization_header())
+        .send()
+        .await?;
+
+    if response.status() != 200 {
+        let err = response.json().await.unwrap_or(DropServerError {
+            status_code: 500,
+            status_message: "Invalid response from server.".to_owned(),
+        });
+        warn!("{err:?}");
+        return Err(RemoteAccessError::InvalidResponse(err));
+    }
+
+    let mut games: Vec<Game> = response.json().await?;
+
+    let mut handle = state.lock();
+
+    let mut db_handle = borrow_db_mut_checked();
+
+    for game in &games {
+        handle.games.insert(game.id().clone(), game.clone());
+        if !db_handle.applications.game_statuses.contains_key(game.id()) {
+            db_handle
+                .applications
+                .game_statuses
+                .insert(game.id().clone(), GameDownloadStatus::Remote {});
+        }
+    }
+
+    // Add games that are installed but no longer in library
+    for meta in db_handle.applications.installed_game_version.values() {
+        if games.iter().any(|e| *e.id() == meta.id) {
+            continue;
+        }
+        // We should always have a cache of the object
+        // Pass db_handle because otherwise we get a gridlock
+        let game = match get_cached_object_db::<Game>(&meta.id.clone(), &db_handle) {
+            Ok(game) => game,
+            Err(err) => {
+                warn!(
+                    "{} is installed, but encountered error fetching its error: {}.",
+                    meta.id, err
+                );
+                continue;
+            }
+        };
+        games.push(game);
+    }
+
+    drop(handle);
+    drop(db_handle);
+    cache_object("library", &games)?;
+
+    Ok(games)
+}
+pub async fn fetch_library_logic_offline(
+    _state: tauri::State<'_, Mutex<AppState>>,
+    _hard_refresh: Option<bool>,
+) -> Result<Vec<Game>, RemoteAccessError> {
+    let mut games: Vec<Game> = get_cached_object("library")?;
+
+    let db_handle = borrow_db_checked();
+
+    games.retain(|game| {
+        matches!(
+            &db_handle
+                .applications
+                .game_statuses
+                .get(game.id())
+                .unwrap_or(&GameDownloadStatus::Remote {}),
+            GameDownloadStatus::Installed { .. } | GameDownloadStatus::SetupRequired { .. }
+        )
+    });
+
+    Ok(games)
+}
+pub async fn fetch_game_logic(
+    id: String,
+    state: tauri::State<'_, Mutex<AppState>>,
+) -> Result<FetchGameStruct, RemoteAccessError> {
+    let version = {
+        let state_handle = state.lock();
+
+        let db_lock = borrow_db_checked();
+
+        let metadata_option = db_lock.applications.installed_game_version.get(&id);
+        let version = match metadata_option {
+            None => None,
+            Some(metadata) => db_lock
+                .applications
+                .game_versions
+                .get(&metadata.id)
+                .map(|v| v.get(metadata.version.as_ref().unwrap()).unwrap())
+                .cloned(),
+        };
+
+        let game = state_handle.games.get(&id);
+        if let Some(game) = game {
+            let status = GameStatusManager::fetch_state(&id, &db_lock);
+
+            let data = FetchGameStruct::new(game.clone(), status, version);
+
+            cache_object_db(&id, game, &db_lock)?;
+
+            return Ok(data);
+        }
+
+        version
+    };
+
+    let client = DROP_CLIENT_ASYNC.clone();
+    let response = generate_url(&["/api/v1/client/game/", &id], &[])?;
+    let response = client
+        .get(response)
+        .header("Authorization", generate_authorization_header())
+        .send()
+        .await?;
+
+    if response.status() == 404 {
+        let offline_fetch = fetch_game_logic_offline(id.clone(), state).await;
+        if let Ok(fetch_data) = offline_fetch {
+            return Ok(fetch_data);
+        }
+
+        return Err(RemoteAccessError::GameNotFound(id));
+    }
+    if response.status() != 200 {
+        let err = response.json().await?;
+        warn!("{err:?}");
+        return Err(RemoteAccessError::InvalidResponse(err));
+    }
+
+    let game: Game = response.json().await?;
+
+    let mut state_handle = state.lock();
+    state_handle.games.insert(id.clone(), game.clone());
+
+    let mut db_handle = borrow_db_mut_checked();
+
+    db_handle
+        .applications
+        .game_statuses
+        .entry(id.clone())
+        .or_insert(GameDownloadStatus::Remote {});
+
+    let status = GameStatusManager::fetch_state(&id, &db_handle);
+
+    drop(db_handle);
+
+    let data = FetchGameStruct::new(game.clone(), status, version);
+
+    cache_object(&id, &game)?;
+
+    Ok(data)
+}
+
+pub async fn fetch_game_version_options_logic(
+    game_id: String,
+    state: tauri::State<'_, Mutex<AppState>>,
+) -> Result<Vec<GameVersion>, RemoteAccessError> {
+    let client = DROP_CLIENT_ASYNC.clone();
+
+    let response = generate_url(&["/api/v1/client/game/versions"], &[("id", &game_id)])?;
+    let response = client
+        .get(response)
+        .header("Authorization", generate_authorization_header())
+        .send()
+        .await?;
+
+    if response.status() != 200 {
+        let err = response.json().await?;
+        warn!("{err:?}");
+        return Err(RemoteAccessError::InvalidResponse(err));
+    }
+
+    let data: Vec<GameVersion> = response.json().await?;
+
+    let state_lock = state.lock();
+    let process_manager_lock = PROCESS_MANAGER.lock();
+    let data: Vec<GameVersion> = data
+        .into_iter()
+        .filter(|v| process_manager_lock.valid_platform(&v.platform))
+        .collect();
+    drop(process_manager_lock);
+    drop(state_lock);
+
+    Ok(data)
+}
+
+pub async fn fetch_game_logic_offline(
+    id: String,
+    _state: tauri::State<'_, Mutex<AppState>>,
+) -> Result<FetchGameStruct, RemoteAccessError> {
+    let db_handle = borrow_db_checked();
+    let metadata_option = db_handle.applications.installed_game_version.get(&id);
+    let version = match metadata_option {
+        None => None,
+        Some(metadata) => db_handle
+            .applications
+            .game_versions
+            .get(&metadata.id)
+            .map(|v| v.get(metadata.version.as_ref().unwrap()).unwrap())
+            .cloned(),
+    };
+
+    let status = GameStatusManager::fetch_state(&id, &db_handle);
+    let game = get_cached_object::<Game>(&id)?;
+
+    drop(db_handle);
+
+    Ok(FetchGameStruct::new(game, status, version))
+}
+
+#[tauri::command]
+pub async fn fetch_game(
+    game_id: String,
+    state: tauri::State<'_, Mutex<AppState>>,
+) -> Result<FetchGameStruct, RemoteAccessError> {
+    offline!(
+        state,
+        fetch_game_logic,
+        fetch_game_logic_offline,
+        game_id,
+        state
+    )
+    .await
+}
+
+#[tauri::command]
+pub fn fetch_game_status(id: String) -> GameStatusWithTransient {
+    let db_handle = borrow_db_checked();
+    GameStatusManager::fetch_state(&id, &db_handle)
+}
+
+#[tauri::command]
+pub fn uninstall_game(game_id: String, app_handle: AppHandle) -> Result<(), LibraryError> {
+    let meta = match get_current_meta(&game_id) {
+        Some(data) => data,
+        None => return Err(LibraryError::MetaNotFound(game_id)),
+    };
+    uninstall_game_logic(meta, &app_handle);
+
+    Ok(())
+}
+
+#[tauri::command]
+pub async fn fetch_game_version_options(
+    game_id: String,
+    state: tauri::State<'_, Mutex<AppState>>,
+) -> Result<Vec<GameVersion>, RemoteAccessError> {
+    fetch_game_version_options_logic(game_id, state).await
+}
+
+#[tauri::command]
+pub fn update_game_configuration(
+    game_id: String,
+    options: FrontendGameOptions,
+) -> Result<(), LibraryError> {
+    let mut handle = borrow_db_mut_checked();
+    let installed_version = handle
+        .applications
+        .installed_game_version
+        .get(&game_id)
+        .ok_or(LibraryError::MetaNotFound(game_id))?;
+
+    let id = installed_version.id.clone();
+    let version = installed_version
+        .version
+        .clone()
+        .ok_or(LibraryError::VersionNotFound(id.clone()))?;
+
+    let mut existing_configuration = handle
+        .applications
+        .game_versions
+        .get(&id)
+        .unwrap()
+        .get(&version)
+        .unwrap()
+        .clone();
+
+    // Add more options in here
+    existing_configuration.launch_command_template = options.launch_string().clone();
+
+    // Add no more options past here
+
+    handle
+        .applications
+        .game_versions
+        .get_mut(&id)
+        .unwrap()
+        .insert(version.to_string(), existing_configuration);
+
+    Ok(())
+}

src-tauri/src/games/commands.rs

@@ -1,78 +0,0 @@
-use std::sync::Mutex;
-
-use tauri::AppHandle;
-
-use crate::{
-    AppState,
-    database::{
-        db::borrow_db_checked,
-        models::data::GameVersion,
-    },
-    error::{library_error::LibraryError, remote_access_error::RemoteAccessError},
-    games::library::{
-        fetch_game_logic_offline, fetch_library_logic_offline, get_current_meta,
-        uninstall_game_logic,
-    },
-    offline,
-};
-
-use super::{
-    library::{
-        FetchGameStruct, Game, fetch_game_logic, fetch_game_version_options_logic,
-        fetch_library_logic,
-    },
-    state::{GameStatusManager, GameStatusWithTransient},
-};
-
-#[tauri::command]
-pub async fn fetch_library(
-    state: tauri::State<'_, Mutex<AppState<'_>>>,
-    hard_refresh: Option<bool>,
-) -> Result<Vec<Game>, RemoteAccessError> {
-    offline!(
-        state,
-        fetch_library_logic,
-        fetch_library_logic_offline,
-        state,
-        hard_refresh
-    ).await
-}
-
-#[tauri::command]
-pub async fn fetch_game(
-    game_id: String,
-    state: tauri::State<'_, Mutex<AppState<'_>>>,
-) -> Result<FetchGameStruct, RemoteAccessError> {
-    offline!(
-        state,
-        fetch_game_logic,
-        fetch_game_logic_offline,
-        game_id,
-        state
-    ).await
-}
-
-#[tauri::command]
-pub fn fetch_game_status(id: String) -> GameStatusWithTransient {
-    let db_handle = borrow_db_checked();
-    GameStatusManager::fetch_state(&id, &db_handle)
-}
-
-#[tauri::command]
-pub fn uninstall_game(game_id: String, app_handle: AppHandle) -> Result<(), LibraryError> {
-    let meta = match get_current_meta(&game_id) {
-        Some(data) => data,
-        None => return Err(LibraryError::MetaNotFound(game_id)),
-    };
-    uninstall_game_logic(meta, &app_handle);
-
-    Ok(())
-}
-
-#[tauri::command]
-pub async fn fetch_game_version_options(
-    game_id: String,
-    state: tauri::State<'_, Mutex<AppState<'_>>>,
-) -> Result<Vec<GameVersion>, RemoteAccessError> {
-    fetch_game_version_options_logic(game_id, state).await
-}

src-tauri/src/games/library.rs

@@ -1,591 +0,0 @@
-use std::fs::remove_dir_all;
-use std::sync::Mutex;
-use std::thread::spawn;
-
-use log::{debug, error, warn};
-use serde::{Deserialize, Serialize};
-use tauri::AppHandle;
-use tauri::Emitter;
-
-use crate::AppState;
-use crate::database::db::{borrow_db_checked, borrow_db_mut_checked};
-use crate::database::models::data::Database;
-use crate::database::models::data::{
-    ApplicationTransientStatus, DownloadableMetadata, GameDownloadStatus, GameVersion,
-};
-use crate::download_manager::download_manager_frontend::DownloadStatus;
-use crate::error::drop_server_error::DropServerError;
-use crate::error::library_error::LibraryError;
-use crate::error::remote_access_error::RemoteAccessError;
-use crate::games::state::{GameStatusManager, GameStatusWithTransient};
-use crate::remote::auth::generate_authorization_header;
-use crate::remote::cache::cache_object_db;
-use crate::remote::cache::{cache_object, get_cached_object, get_cached_object_db};
-use crate::remote::requests::generate_url;
-use crate::remote::utils::DROP_CLIENT_ASYNC;
-use crate::remote::utils::DROP_CLIENT_SYNC;
-use bitcode::{Decode, Encode};
-
-#[derive(Serialize, Deserialize, Debug)]
-pub struct FetchGameStruct {
-    game: Game,
-    status: GameStatusWithTransient,
-    version: Option<GameVersion>,
-}
-
-#[derive(Serialize, Deserialize, Clone, Debug, Default, Encode, Decode)]
-#[serde(rename_all = "camelCase")]
-pub struct Game {
-    id: String,
-    m_name: String,
-    m_short_description: String,
-    m_description: String,
-    // mDevelopers
-    // mPublishers
-    m_icon_object_id: String,
-    m_banner_object_id: String,
-    m_cover_object_id: String,
-    m_image_library_object_ids: Vec<String>,
-    m_image_carousel_object_ids: Vec<String>,
-}
-#[derive(serde::Serialize, Clone)]
-pub struct GameUpdateEvent {
-    pub game_id: String,
-    pub status: (
-        Option<GameDownloadStatus>,
-        Option<ApplicationTransientStatus>,
-    ),
-    pub version: Option<GameVersion>,
-}
-
-#[derive(Serialize, Clone)]
-pub struct QueueUpdateEventQueueData {
-    pub meta: DownloadableMetadata,
-    pub status: DownloadStatus,
-    pub progress: f64,
-    pub current: usize,
-    pub max: usize,
-}
-
-#[derive(serde::Serialize, Clone)]
-pub struct QueueUpdateEvent {
-    pub queue: Vec<QueueUpdateEventQueueData>,
-}
-
-#[derive(serde::Serialize, Clone)]
-pub struct StatsUpdateEvent {
-    pub speed: usize,
-    pub time: usize,
-}
-
-pub async fn fetch_library_logic(
-    state: tauri::State<'_, Mutex<AppState<'_>>>,
-    hard_fresh: Option<bool>,
-) -> Result<Vec<Game>, RemoteAccessError> {
-    let do_hard_refresh = hard_fresh.unwrap_or(false);
-    if !do_hard_refresh && let Ok(library) = get_cached_object("library") {
-        return Ok(library);
-    }
-
-    let client = DROP_CLIENT_ASYNC.clone();
-    let response = generate_url(&["/api/v1/client/user/library"], &[])?;
-    let response = client
-        .get(response)
-        .header("Authorization", generate_authorization_header())
-        .send()
-        .await?;
-
-    if response.status() != 200 {
-        let err = response.json().await.unwrap_or(DropServerError {
-            status_code: 500,
-            status_message: "Invalid response from server.".to_owned(),
-        });
-        warn!("{err:?}");
-        return Err(RemoteAccessError::InvalidResponse(err));
-    }
-
-    let mut games: Vec<Game> = response.json().await?;
-
-    let mut handle = state.lock().unwrap();
-
-    let mut db_handle = borrow_db_mut_checked();
-
-    for game in &games {
-        handle.games.insert(game.id.clone(), game.clone());
-        if !db_handle.applications.game_statuses.contains_key(&game.id) {
-            db_handle
-                .applications
-                .game_statuses
-                .insert(game.id.clone(), GameDownloadStatus::Remote {});
-        }
-    }
-
-    // Add games that are installed but no longer in library
-    for meta in db_handle.applications.installed_game_version.values() {
-        if games.iter().any(|e| e.id == meta.id) {
-            continue;
-        }
-        // We should always have a cache of the object
-        // Pass db_handle because otherwise we get a gridlock
-        let game = match get_cached_object_db::<Game>(&meta.id.clone(), &db_handle) {
-            Ok(game) => game,
-            Err(err) => {
-                warn!(
-                    "{} is installed, but encountered error fetching its error: {}.",
-                    meta.id, err
-                );
-                continue;
-            }
-        };
-        games.push(game);
-    }
-
-    drop(handle);
-    drop(db_handle);
-    cache_object("library", &games)?;
-
-    Ok(games)
-}
-pub async fn fetch_library_logic_offline(
-    _state: tauri::State<'_, Mutex<AppState<'_>>>,
-    _hard_refresh: Option<bool>,
-) -> Result<Vec<Game>, RemoteAccessError> {
-    let mut games: Vec<Game> = get_cached_object("library")?;
-
-    let db_handle = borrow_db_checked();
-
-    games.retain(|game| {
-        matches!(
-            &db_handle
-                .applications
-                .game_statuses
-                .get(&game.id)
-                .unwrap_or(&GameDownloadStatus::Remote {}),
-            GameDownloadStatus::Installed { .. } | GameDownloadStatus::SetupRequired { .. }
-        )
-    });
-
-    Ok(games)
-}
-pub async fn fetch_game_logic(
-    id: String,
-    state: tauri::State<'_, Mutex<AppState<'_>>>,
-) -> Result<FetchGameStruct, RemoteAccessError> {
-    let version = {
-        let state_handle = state.lock().unwrap();
-
-        let db_lock = borrow_db_checked();
-
-        let metadata_option = db_lock.applications.installed_game_version.get(&id);
-        let version = match metadata_option {
-            None => None,
-            Some(metadata) => db_lock
-                .applications
-                .game_versions
-                .get(&metadata.id)
-                .map(|v| v.get(metadata.version.as_ref().unwrap()).unwrap())
-                .cloned(),
-        };
-
-        let game = state_handle.games.get(&id);
-        if let Some(game) = game {
-            let status = GameStatusManager::fetch_state(&id, &db_lock);
-
-            let data = FetchGameStruct {
-                game: game.clone(),
-                status,
-                version,
-            };
-
-            cache_object_db(&id, game, &db_lock)?;
-
-            return Ok(data);
-        }
-
-        version
-    };
-
-    let client = DROP_CLIENT_ASYNC.clone();
-    let response = generate_url(&["/api/v1/client/game/", &id], &[])?;
-    let response = client
-        .get(response)
-        .header("Authorization", generate_authorization_header())
-        .send()
-        .await?;
-
-    if response.status() == 404 {
-        let offline_fetch = fetch_game_logic_offline(id.clone(), state).await;
-        if let Ok(fetch_data) = offline_fetch {
-            return Ok(fetch_data);
-        }
-
-        return Err(RemoteAccessError::GameNotFound(id));
-    }
-    if response.status() != 200 {
-        let err = response.json().await.unwrap();
-        warn!("{err:?}");
-        return Err(RemoteAccessError::InvalidResponse(err));
-    }
-
-    let game: Game = response.json().await?;
-
-    let mut state_handle = state.lock().unwrap();
-    state_handle.games.insert(id.clone(), game.clone());
-
-    let mut db_handle = borrow_db_mut_checked();
-
-    db_handle
-        .applications
-        .game_statuses
-        .entry(id.clone())
-        .or_insert(GameDownloadStatus::Remote {});
-
-    let status = GameStatusManager::fetch_state(&id, &db_handle);
-
-    drop(db_handle);
-
-    let data = FetchGameStruct {
-        game: game.clone(),
-        status,
-        version,
-    };
-
-    cache_object(&id, &game)?;
-
-    Ok(data)
-}
-
-pub async fn fetch_game_logic_offline(
-    id: String,
-    _state: tauri::State<'_, Mutex<AppState<'_>>>,
-) -> Result<FetchGameStruct, RemoteAccessError> {
-    let db_handle = borrow_db_checked();
-    let metadata_option = db_handle.applications.installed_game_version.get(&id);
-    let version = match metadata_option {
-        None => None,
-        Some(metadata) => db_handle
-            .applications
-            .game_versions
-            .get(&metadata.id)
-            .map(|v| v.get(metadata.version.as_ref().unwrap()).unwrap())
-            .cloned(),
-    };
-
-    let status = GameStatusManager::fetch_state(&id, &db_handle);
-    let game = get_cached_object::<Game>(&id)?;
-
-    drop(db_handle);
-
-    Ok(FetchGameStruct {
-        game,
-        status,
-        version,
-    })
-}
-
-pub async fn fetch_game_version_options_logic(
-    game_id: String,
-    state: tauri::State<'_, Mutex<AppState<'_>>>,
-) -> Result<Vec<GameVersion>, RemoteAccessError> {
-    let client = DROP_CLIENT_ASYNC.clone();
-
-    let response = generate_url(&["/api/v1/client/game/versions"], &[("id", &game_id)])?;
-    let response = client
-        .get(response)
-        .header("Authorization", generate_authorization_header())
-        .send()
-        .await?;
-
-    if response.status() != 200 {
-        let err = response.json().await.unwrap();
-        warn!("{err:?}");
-        return Err(RemoteAccessError::InvalidResponse(err));
-    }
-
-    let data: Vec<GameVersion> = response.json().await?;
-
-    let state_lock = state.lock().unwrap();
-    let process_manager_lock = state_lock.process_manager.lock().unwrap();
-    let data: Vec<GameVersion> = data
-        .into_iter()
-        .filter(|v| {
-            process_manager_lock
-                .valid_platform(&v.platform, &state_lock)
-                .unwrap()
-        })
-        .collect();
-    drop(process_manager_lock);
-    drop(state_lock);
-
-    Ok(data)
-}
-
-/**
- * Called by:
- *  - on_cancel, when cancelled, for obvious reasons
- *  - when downloading, so if drop unexpectedly quits, we can resume the download. hidden by the "Downloading..." transient state, though
- *  - when scanning, to import the game
- */
-pub fn set_partially_installed(
-    meta: &DownloadableMetadata,
-    install_dir: String,
-    app_handle: Option<&AppHandle>,
-) {
-    set_partially_installed_db(&mut borrow_db_mut_checked(), meta, install_dir, app_handle);
-}
-
-pub fn set_partially_installed_db(
-    db_lock: &mut Database,
-    meta: &DownloadableMetadata,
-    install_dir: String,
-    app_handle: Option<&AppHandle>,
-) {
-    db_lock.applications.transient_statuses.remove(meta);
-    db_lock.applications.game_statuses.insert(
-        meta.id.clone(),
-        GameDownloadStatus::PartiallyInstalled {
-            version_name: meta.version.as_ref().unwrap().clone(),
-            install_dir,
-        },
-    );
-    db_lock
-        .applications
-        .installed_game_version
-        .insert(meta.id.clone(), meta.clone());
-
-    if let Some(app_handle) = app_handle {
-        push_game_update(
-            app_handle,
-            &meta.id,
-            None,
-            GameStatusManager::fetch_state(&meta.id, db_lock),
-        );
-    }
-}
-
-pub fn uninstall_game_logic(meta: DownloadableMetadata, app_handle: &AppHandle) {
-    debug!("triggered uninstall for agent");
-    let mut db_handle = borrow_db_mut_checked();
-    db_handle
-        .applications
-        .transient_statuses
-        .insert(meta.clone(), ApplicationTransientStatus::Uninstalling {});
-
-    push_game_update(
-        app_handle,
-        &meta.id,
-        None,
-        GameStatusManager::fetch_state(&meta.id, &db_handle),
-    );
-
-    let previous_state = db_handle.applications.game_statuses.get(&meta.id).cloned();
-    if previous_state.is_none() {
-        warn!("uninstall job doesn't have previous state, failing silently");
-        return;
-    }
-    let previous_state = previous_state.unwrap();
-
-    if let Some((_, install_dir)) = match previous_state {
-        GameDownloadStatus::Installed {
-            version_name,
-            install_dir,
-        } => Some((version_name, install_dir)),
-        GameDownloadStatus::SetupRequired {
-            version_name,
-            install_dir,
-        } => Some((version_name, install_dir)),
-        GameDownloadStatus::PartiallyInstalled {
-            version_name,
-            install_dir,
-        } => Some((version_name, install_dir)),
-        _ => None,
-    } {
-        db_handle
-            .applications
-            .transient_statuses
-            .insert(meta.clone(), ApplicationTransientStatus::Uninstalling {});
-
-        drop(db_handle);
-
-        let app_handle = app_handle.clone();
-        spawn(move || {
-            if let Err(e) = remove_dir_all(install_dir) {
-                error!("{e}");
-            } else {
-                let mut db_handle = borrow_db_mut_checked();
-                db_handle.applications.transient_statuses.remove(&meta);
-                db_handle
-                    .applications
-                    .installed_game_version
-                    .remove(&meta.id);
-                db_handle
-                    .applications
-                    .game_statuses
-                    .insert(meta.id.clone(), GameDownloadStatus::Remote {});
-                let _ = db_handle.applications.transient_statuses.remove(&meta);
-
-                push_game_update(
-                    &app_handle,
-                    &meta.id,
-                    None,
-                    GameStatusManager::fetch_state(&meta.id, &db_handle),
-                );
-
-                debug!("uninstalled game id {}", &meta.id);
-                app_handle.emit("update_library", ()).unwrap();
-            }
-        });
-    } else {
-        warn!("invalid previous state for uninstall, failing silently.");
-    }
-}
-
-pub fn get_current_meta(game_id: &String) -> Option<DownloadableMetadata> {
-    borrow_db_checked()
-        .applications
-        .installed_game_version
-        .get(game_id)
-        .cloned()
-}
-
-pub fn on_game_complete(
-    meta: &DownloadableMetadata,
-    install_dir: String,
-    app_handle: &AppHandle,
-) -> Result<(), RemoteAccessError> {
-    // Fetch game version information from remote
-    if meta.version.is_none() {
-        return Err(RemoteAccessError::GameNotFound(meta.id.clone()));
-    }
-
-    let client = DROP_CLIENT_SYNC.clone();
-    let response = generate_url(
-        &["/api/v1/client/game/version"],
-        &[
-            ("id", &meta.id),
-            ("version", meta.version.as_ref().unwrap()),
-        ],
-    )?;
-    let response = client
-        .get(response)
-        .header("Authorization", generate_authorization_header())
-        .send()?;
-
-    let game_version: GameVersion = response.json()?;
-
-    let mut handle = borrow_db_mut_checked();
-    handle
-        .applications
-        .game_versions
-        .entry(meta.id.clone())
-        .or_default()
-        .insert(meta.version.clone().unwrap(), game_version.clone());
-    handle
-        .applications
-        .installed_game_version
-        .insert(meta.id.clone(), meta.clone());
-
-    drop(handle);
-
-    let status = if game_version.setup_command.is_empty() {
-        GameDownloadStatus::Installed {
-            version_name: meta.version.clone().unwrap(),
-            install_dir,
-        }
-    } else {
-        GameDownloadStatus::SetupRequired {
-            version_name: meta.version.clone().unwrap(),
-            install_dir,
-        }
-    };
-
-    let mut db_handle = borrow_db_mut_checked();
-    db_handle
-        .applications
-        .game_statuses
-        .insert(meta.id.clone(), status.clone());
-    drop(db_handle);
-
-    app_handle
-        .emit(
-            &format!("update_game/{}", meta.id),
-            GameUpdateEvent {
-                game_id: meta.id.clone(),
-                status: (Some(status), None),
-                version: Some(game_version),
-            },
-        )
-        .unwrap();
-
-    Ok(())
-}
-
-pub fn push_game_update(
-    app_handle: &AppHandle,
-    game_id: &String,
-    version: Option<GameVersion>,
-    status: GameStatusWithTransient,
-) {
-    if let Some(GameDownloadStatus::Installed { .. } | GameDownloadStatus::SetupRequired { .. }) =
-        &status.0
-        && version.is_none()
-    {
-        panic!("pushed game for installed game that doesn't have version information");
-    }
-
-    app_handle
-        .emit(
-            &format!("update_game/{game_id}"),
-            GameUpdateEvent {
-                game_id: game_id.clone(),
-                status,
-                version,
-            },
-        )
-        .unwrap();
-}
-
-#[derive(Deserialize)]
-#[serde(rename_all = "camelCase")]
-pub struct FrontendGameOptions {
-    launch_string: String,
-}
-
-#[tauri::command]
-pub fn update_game_configuration(
-    game_id: String,
-    options: FrontendGameOptions,
-) -> Result<(), LibraryError> {
-    let mut handle = borrow_db_mut_checked();
-    let installed_version = handle
-        .applications
-        .installed_game_version
-        .get(&game_id)
-        .ok_or(LibraryError::MetaNotFound(game_id))?;
-
-    let id = installed_version.id.clone();
-    let version = installed_version.version.clone().unwrap();
-
-    let mut existing_configuration = handle
-        .applications
-        .game_versions
-        .get(&id)
-        .unwrap()
-        .get(&version)
-        .unwrap()
-        .clone();
-
-    // Add more options in here
-    existing_configuration.launch_command_template = options.launch_string;
-
-    // Add no more options past here
-
-    handle
-        .applications
-        .game_versions
-        .get_mut(&id)
-        .unwrap()
-        .insert(version.to_string(), existing_configuration);
-
-    Ok(())
-}

src-tauri/src/lib.rs

@@ -3,141 +3,86 @@
 #![feature(duration_constructors)]
 #![feature(duration_millis_float)]
 #![feature(iterator_try_collect)]
+#![feature(nonpoison_mutex)]
+#![feature(sync_nonpoison)]
 #![deny(clippy::all)]
 
-mod database;
-mod games;
-
-mod client;
-mod download_manager;
-mod error;
-mod process;
-mod remote;
-
-use crate::database::scan::scan_install_dirs;
-use crate::process::commands::open_process_logs;
-use crate::process::process_handlers::UMU_LAUNCHER_EXECUTABLE;
-use crate::remote::commands::auth_initiate_code;
-use crate::{database::db::DatabaseImpls, games::downloads::commands::resume_download};
-use bitcode::{Decode, Encode};
-use client::commands::fetch_state;
-use client::{
-    autostart::{get_autostart_enabled, sync_autostart_on_startup, toggle_autostart},
-    cleanup::{cleanup_and_exit, quit},
-};
-use database::commands::{
-    add_download_dir, delete_download_dir, fetch_download_dir_stats, fetch_settings,
-    fetch_system_data, update_settings,
-};
-use database::db::{DATA_ROOT_DIR, DatabaseInterface, borrow_db_checked, borrow_db_mut_checked};
-use database::models::data::GameDownloadStatus;
-use download_manager::commands::{
-    cancel_game, move_download_in_queue, pause_downloads, resume_downloads,
-};
-use download_manager::download_manager_builder::DownloadManagerBuilder;
-use download_manager::download_manager_frontend::DownloadManager;
-use games::collections::commands::{
-    add_game_to_collection, create_collection, delete_collection, delete_game_in_collection,
-    fetch_collection, fetch_collections,
-};
-use games::commands::{
-    fetch_game, fetch_game_status, fetch_game_version_options, fetch_library, uninstall_game,
-};
-use games::downloads::commands::download_game;
-use games::library::{Game, update_game_configuration};
-use log::{LevelFilter, debug, info, warn};
-use log4rs::Config;
-use log4rs::append::console::ConsoleAppender;
-use log4rs::append::file::FileAppender;
-use log4rs::config::{Appender, Root};
-use log4rs::encode::pattern::PatternEncoder;
-use process::commands::{kill_game, launch_game};
-use process::process_manager::ProcessManager;
-use remote::auth::{self, recieve_handshake};
-use remote::commands::{
-    auth_initiate, fetch_drop_object, gen_drop_url, manual_recieve_handshake, retry_connect,
-    sign_out, use_remote,
-};
-use remote::fetch_object::fetch_object;
-use remote::server_proto::{handle_server_proto, handle_server_proto_offline};
-use serde::{Deserialize, Serialize};
-use std::fs::File;
-use std::io::Write;
-use std::panic::PanicHookInfo;
-use std::path::Path;
-use std::str::FromStr;
-use std::sync::Arc;
-use std::time::SystemTime;
 use std::{
-    collections::HashMap,
+    collections::HashMap, env, fs::File, io::Write, panic::PanicHookInfo, path::Path, str::FromStr,
-    sync::{LazyLock, Mutex},
+    sync::nonpoison::Mutex, time::SystemTime,
+};
+
+use ::client::{app_status::AppStatus, autostart::sync_autostart_on_startup, user::User};
+use ::download_manager::DownloadManagerWrapper;
+use ::games::{library::Game, scan::scan_install_dirs};
+use ::process::ProcessManagerWrapper;
+use ::remote::{
+    auth::{self, HandshakeRequestBody, HandshakeResponse, generate_authorization_header},
+    cache::clear_cached_object,
+    error::RemoteAccessError,
+    fetch_object::fetch_object_wrapper,
+    offline,
+    server_proto::{handle_server_proto_offline_wrapper, handle_server_proto_wrapper},
+    utils::DROP_CLIENT_ASYNC,
+};
+use database::{
+    DB, GameDownloadStatus, borrow_db_checked, borrow_db_mut_checked, db::DATA_ROOT_DIR,
+    interface::DatabaseImpls,
+};
+use log::{LevelFilter, debug, info, warn};
+use log4rs::{
+    Config,
+    append::{console::ConsoleAppender, file::FileAppender},
+    config::{Appender, Root},
+    encode::pattern::PatternEncoder,
+};
+use serde::Serialize;
+use tauri::{
+    AppHandle, Manager, RunEvent, WindowEvent,
+    menu::{Menu, MenuItem, PredefinedMenuItem},
+    tray::TrayIconBuilder,
 };
-use std::{env, panic};
-use tauri::menu::{Menu, MenuItem, PredefinedMenuItem};
-use tauri::tray::TrayIconBuilder;
-use tauri::{AppHandle, Manager, RunEvent, WindowEvent};
 use tauri_plugin_deep_link::DeepLinkExt;
 use tauri_plugin_dialog::DialogExt;
+use url::Url;
+use utils::app_emit;
 
-#[derive(Clone, Copy, Serialize, Eq, PartialEq)]
+use crate::client::cleanup_and_exit;
-pub enum AppStatus {
-    NotConfigured,
-    Offline,
-    ServerError,
-    SignedOut,
-    SignedIn,
-    SignedInNeedsReauth,
-    ServerUnavailable,
-}
 
-#[derive(Clone, Serialize, Deserialize, Encode, Decode)]
+mod client;
-#[serde(rename_all = "camelCase")]
+mod collections;
-pub struct User {
+mod download_manager;
-    id: String,
+mod downloads;
-    username: String,
+mod games;
-    admin: bool,
+mod process;
-    display_name: String,
+mod remote;
-    profile_picture_object_id: String,
+mod settings;
-}
 
-#[derive(Clone)]
+use client::*;
-pub struct CompatInfo {
+use collections::*;
-    umu_installed: bool,
+use download_manager::*;
-}
+use downloads::*;
-
+use games::*;
-fn create_new_compat_info() -> Option<CompatInfo> {
+use process::*;
-    #[cfg(target_os = "windows")]
+use remote::*;
-    return None;
+use settings::*;
-
-    let has_umu_installed = UMU_LAUNCHER_EXECUTABLE.is_some();
-    Some(CompatInfo {
-        umu_installed: has_umu_installed,
-    })
-}
 
 #[derive(Clone, Serialize)]
 #[serde(rename_all = "camelCase")]
-pub struct AppState<'a> {
+pub struct AppState {
     status: AppStatus,
     user: Option<User>,
     games: HashMap<String, Game>,
-
-    #[serde(skip_serializing)]
-    download_manager: Arc<DownloadManager>,
-    #[serde(skip_serializing)]
-    process_manager: Arc<Mutex<ProcessManager<'a>>>,
-    #[serde(skip_serializing)]
-    compat_info: Option<CompatInfo>,
 }
 
-async fn setup(handle: AppHandle) -> AppState<'static> {
+async fn setup(handle: AppHandle) -> AppState {
     let logfile = FileAppender::builder()
         .encoder(Box::new(PatternEncoder::new(
             "{d} | {l} | {f}:{L} - {m}{n}",
         )))
         .append(false)
         .build(DATA_ROOT_DIR.join("./drop.log"))
-        .unwrap();
+        .expect("Failed to setup logfile");
 
     let console = ConsoleAppender::builder()
         .encoder(Box::new(PatternEncoder::new(
@@ -157,14 +102,14 @@ async fn setup(handle: AppHandle) -> AppState<'static> {
                 .appenders(vec!["logfile", "console"])
                 .build(LevelFilter::from_str(&log_level).expect("Invalid log level")),
         )
-        .unwrap();
+        .expect("Failed to build config");
 
-    log4rs::init_config(config).unwrap();
+    log4rs::init_config(config).expect("Failed to initialise log4rs");
 
     let games = HashMap::new();
-    let download_manager = Arc::new(DownloadManagerBuilder::build(handle.clone()));
+
-    let process_manager = Arc::new(Mutex::new(ProcessManager::new(handle.clone())));
+    ProcessManagerWrapper::init(handle.clone());
-    let compat_info = create_new_compat_info();
+    DownloadManagerWrapper::init(handle.clone());
 
     debug!("checking if database is set up");
     let is_set_up = DB.database_is_set_up();
@@ -176,9 +121,6 @@ async fn setup(handle: AppHandle) -> AppState<'static> {
             status: AppStatus::NotConfigured,
             user: None,
             games,
-            download_manager,
-            process_manager,
-            compat_info,
         };
     }
 
@@ -241,14 +183,9 @@ async fn setup(handle: AppHandle) -> AppState<'static> {
         status: app_status,
         user,
         games,
-        download_manager,
-        process_manager,
-        compat_info,
     }
 }
 
-pub static DB: LazyLock<DatabaseInterface> = LazyLock::new(DatabaseInterface::set_up_database);
-
 pub fn custom_panic_handler(e: &PanicHookInfo) -> Option<()> {
     let crash_file = DATA_ROOT_DIR.join(format!(
         "crash-{}.log",
@@ -267,7 +204,7 @@ pub fn custom_panic_handler(e: &PanicHookInfo) -> Option<()> {
 
 #[cfg_attr(mobile, tauri::mobile_entry_point)]
 pub fn run() {
-    panic::set_hook(Box::new(|e| {
+    std::panic::set_hook(Box::new(|e| {
         let _ = custom_panic_handler(e);
         println!("{e}");
     }));
@@ -370,45 +307,67 @@ pub fn run() {
                 .shadow(false)
                 .data_directory(DATA_ROOT_DIR.join(".webview"))
                 .build()
-                .unwrap();
+                .expect("Failed to build main window");
 
                 app.deep_link().on_open_url(move |event| {
                     debug!("handling drop:// url");
                     let binding = event.urls();
-                    let url = binding.first().unwrap();
+                    let url = match binding.first() {
-                    if url.host_str().unwrap() == "handshake" {
+                        Some(url) => url,
+                        None => {
+                            warn!("No value recieved from deep link. Is this a drop server?");
+                            return;
+                        }
+                    };
+                    if let Some("handshake") = url.host_str() {
                         tauri::async_runtime::spawn(recieve_handshake(
                             handle.clone(),
                             url.path().to_string(),
                         ));
                     }
                 });
+                let open_menu_item = MenuItem::with_id(app, "open", "Open", true, None::<&str>)
+                    .expect("Failed to generate open menu item");
+
+                let sep = PredefinedMenuItem::separator(app)
+                    .expect("Failed to generate menu separator item");
+
+                let quit_menu_item = MenuItem::with_id(app, "quit", "Quit", true, None::<&str>)
+                    .expect("Failed to generate quit menu item");
 
                 let menu = Menu::with_items(
                     app,
                     &[
-                        &MenuItem::with_id(app, "open", "Open", true, None::<&str>).unwrap(),
+                        &open_menu_item,
-                        &PredefinedMenuItem::separator(app).unwrap(),
+                        &sep,
                         /*
                         &MenuItem::with_id(app, "show_library", "Library", true, None::<&str>)?,
                         &MenuItem::with_id(app, "show_settings", "Settings", true, None::<&str>)?,
                         &PredefinedMenuItem::separator(app)?,
                          */
-                        &MenuItem::with_id(app, "quit", "Quit", true, None::<&str>).unwrap(),
+                        &quit_menu_item,
                     ],
                 )
-                .unwrap();
+                .expect("Failed to generate menu");
 
                 run_on_tray(|| {
                     TrayIconBuilder::new()
-                        .icon(app.default_window_icon().unwrap().clone())
+                        .icon(
+                            app.default_window_icon()
+                                .expect("Failed to get default window icon")
+                                .clone(),
+                        )
                         .menu(&menu)
                         .on_menu_event(|app, event| match event.id.as_ref() {
                             "open" => {
-                                app.webview_windows().get("main").unwrap().show().unwrap();
+                                app.webview_windows()
+                                    .get("main")
+                                    .expect("Failed to get webview")
+                                    .show()
+                                    .expect("Failed to show window");
                             }
                             "quit" => {
-                                cleanup_and_exit(app, &app.state());
+                                cleanup_and_exit(app);
                             }
 
                             _ => {
@@ -422,15 +381,19 @@ pub fn run() {
                 {
                     let mut db_handle = borrow_db_mut_checked();
                     if let Some(original) = db_handle.prev_database.take() {
+                        let canonicalised = match original.canonicalize() {
+                            Ok(o) => o,
+                            Err(_) => original,
+                        };
                         warn!(
                             "Database corrupted. Original file at {}",
-                            original.canonicalize().unwrap().to_string_lossy()
+                            canonicalised.display()
                         );
                         app.dialog()
-                            .message(
+                            .message(format!(
-                                "Database corrupted. A copy has been saved at: ".to_string()
+                                "Database corrupted. A copy has been saved at: {}",
-                                    + original.to_str().unwrap(),
+                                canonicalised.display()
-                            )
+                            ))
                             .title("Database corrupted")
                             .show(|_| {});
                     }
@@ -441,7 +404,7 @@ pub fn run() {
         })
         .register_asynchronous_uri_scheme_protocol("object", move |_ctx, request, responder| {
             tauri::async_runtime::spawn(async move {
-                fetch_object(request, responder).await;
+                fetch_object_wrapper(request, responder).await;
             });
         })
         .register_asynchronous_uri_scheme_protocol("server", |ctx, request, responder| {
@@ -452,8 +415,8 @@ pub fn run() {
 
                 offline!(
                     state,
-                    handle_server_proto,
+                    handle_server_proto_wrapper,
-                    handle_server_proto_offline,
+                    handle_server_proto_offline_wrapper,
                     request,
                     responder
                 )
@@ -463,7 +426,7 @@ pub fn run() {
         .on_window_event(|window, event| {
             if let WindowEvent::CloseRequested { api, .. } = event {
                 run_on_tray(|| {
-                    window.hide().unwrap();
+                    window.hide().expect("Failed to close window in tray");
                     api.prevent_close();
                 });
             }
@@ -490,3 +453,85 @@ fn run_on_tray<T: FnOnce()>(f: T) {
         (f)();
     }
 }
+
+// TODO: Refactor
+pub async fn recieve_handshake(app: AppHandle, path: String) {
+    // Tell the app we're processing
+    app_emit!(&app, "auth/processing", ());
+
+    let handshake_result = recieve_handshake_logic(&app, path).await;
+    if let Err(e) = handshake_result {
+        warn!("error with authentication: {e}");
+        app_emit!(&app, "auth/failed", e.to_string());
+        return;
+    }
+
+    let app_state = app.state::<Mutex<AppState>>();
+
+    let (app_status, user) = auth::setup().await;
+
+    let mut state_lock = app_state.lock();
+
+    state_lock.status = app_status;
+    state_lock.user = user;
+
+    let _ = clear_cached_object("collections");
+    let _ = clear_cached_object("library");
+
+    drop(state_lock);
+
+    app_emit!(&app, "auth/finished", ());
+}
+
+// TODO: Refactor
+async fn recieve_handshake_logic(app: &AppHandle, path: String) -> Result<(), RemoteAccessError> {
+    let path_chunks: Vec<&str> = path.split('/').collect();
+    if path_chunks.len() != 3 {
+        app_emit!(app, "auth/failed", ());
+        return Err(RemoteAccessError::HandshakeFailed(
+            "failed to parse token".to_string(),
+        ));
+    }
+
+    let base_url = {
+        let handle = borrow_db_checked();
+        Url::parse(handle.base_url.as_str())?
+    };
+
+    let client_id = path_chunks
+        .get(1)
+        .expect("Failed to get client id from path chunks");
+    let token = path_chunks
+        .get(2)
+        .expect("Failed to get token from path chunks");
+    let body = HandshakeRequestBody::new((client_id).to_string(), (token).to_string());
+
+    let endpoint = base_url.join("/api/v1/client/auth/handshake")?;
+    let client = DROP_CLIENT_ASYNC.clone();
+    let response = client.post(endpoint).json(&body).send().await?;
+    debug!("handshake responsded with {}", response.status().as_u16());
+    if !response.status().is_success() {
+        return Err(RemoteAccessError::InvalidResponse(response.json().await?));
+    }
+    let response_struct: HandshakeResponse = response.json().await?;
+
+    {
+        let mut handle = borrow_db_mut_checked();
+        handle.auth = Some(response_struct.into());
+    }
+
+    let web_token = {
+        let header = generate_authorization_header();
+        let token = client
+            .post(base_url.join("/api/v1/client/user/webtoken")?)
+            .header("Authorization", header)
+            .send()
+            .await?;
+
+        token.text().await?
+    };
+    let mut handle = borrow_db_mut_checked();
+    handle.auth.as_mut().unwrap().web_token = Some(web_token);
+
+    Ok(())
+}

src-tauri/src/process.rs

@@ -0,0 +1,50 @@
+use std::sync::nonpoison::Mutex;
+
+use process::{PROCESS_MANAGER, error::ProcessError};
+use tauri::AppHandle;
+use tauri_plugin_opener::OpenerExt;
+
+use crate::AppState;
+
+#[tauri::command]
+pub fn launch_game(
+    id: String,
+    state: tauri::State<'_, Mutex<AppState>>,
+) -> Result<(), ProcessError> {
+    let state_lock = state.lock();
+    let mut process_manager_lock = PROCESS_MANAGER.lock();
+    //let meta = DownloadableMetadata {
+    //    id,
+    //    version: Some(version),
+    //    download_type: DownloadType::Game,
+    //};
+
+    match process_manager_lock.launch_process(id) {
+        Ok(()) => {}
+        Err(e) => return Err(e),
+    }
+
+    drop(process_manager_lock);
+    drop(state_lock);
+
+    Ok(())
+}
+
+#[tauri::command]
+pub fn kill_game(game_id: String) -> Result<(), ProcessError> {
+    PROCESS_MANAGER
+        .lock()
+        .kill_game(game_id)
+        .map_err(ProcessError::IOError)
+}
+
+#[tauri::command]
+pub fn open_process_logs(game_id: String, app_handle: AppHandle) -> Result<(), ProcessError> {
+    let process_manager_lock = PROCESS_MANAGER.lock();
+
+    let dir = process_manager_lock.get_log_dir(game_id);
+    app_handle
+        .opener()
+        .open_path(dir.display().to_string(), None::<&str>)
+        .map_err(ProcessError::OpenerError)
+}

src-tauri/src/process/commands.rs

@@ -1,50 +0,0 @@
-use std::sync::Mutex;
-
-use crate::{error::process_error::ProcessError, AppState};
-
-#[tauri::command]
-pub fn launch_game(
-    id: String,
-    state: tauri::State<'_, Mutex<AppState>>,
-) -> Result<(), ProcessError> {
-    let state_lock = state.lock().unwrap();
-    let mut process_manager_lock = state_lock.process_manager.lock().unwrap();
-
-    //let meta = DownloadableMetadata {
-    //    id,
-    //    version: Some(version),
-    //    download_type: DownloadType::Game,
-    //};
-
-    match process_manager_lock.launch_process(id, &state_lock) {
-        Ok(()) => {}
-        Err(e) => return Err(e),
-    }
-
-    drop(process_manager_lock);
-    drop(state_lock);
-
-    Ok(())
-}
-
-#[tauri::command]
-pub fn kill_game(
-    game_id: String,
-    state: tauri::State<'_, Mutex<AppState>>,
-) -> Result<(), ProcessError> {
-    let state_lock = state.lock().unwrap();
-    let mut process_manager_lock = state_lock.process_manager.lock().unwrap();
-    process_manager_lock
-        .kill_game(game_id)
-        .map_err(ProcessError::IOError)
-}
-
-#[tauri::command]
-pub fn open_process_logs(
-    game_id: String,
-    state: tauri::State<'_, Mutex<AppState>>,
-) -> Result<(), ProcessError> {
-    let state_lock = state.lock().unwrap();
-    let mut process_manager_lock = state_lock.process_manager.lock().unwrap();
-    process_manager_lock.open_process_logs(game_id)
-}

src-tauri/src/process/mod.rs

@@ -1,5 +0,0 @@
-pub mod commands;
-pub mod process_manager;
-pub mod process_handlers;
-pub mod format;
-pub mod utils;

src-tauri/src/remote.rs

@@ -1,35 +1,57 @@
-use std::sync::Mutex;
+use std::{sync::nonpoison::Mutex, time::Duration};
 
+use client::app_status::AppStatus;
+use database::{borrow_db_checked, borrow_db_mut_checked};
 use futures_lite::StreamExt;
 use log::{debug, warn};
+use remote::{
+    auth::{auth_initiate_logic, generate_authorization_header},
+    cache::{cache_object, get_cached_object},
+    error::RemoteAccessError,
+    requests::generate_url,
+    setup,
+    utils::{DROP_CLIENT_ASYNC, DROP_CLIENT_WS_CLIENT, DropHealthcheck},
+};
 use reqwest_websocket::{Message, RequestBuilderExt};
 use serde::Deserialize;
-use tauri::{AppHandle, Emitter, Manager};
+use tauri::{AppHandle, Manager};
 use url::Url;
+use utils::{app_emit, webbrowser_open::webbrowser_open};
 
-use crate::{
+use crate::{AppState, recieve_handshake};
-    AppState, AppStatus,
-    database::db::{borrow_db_checked, borrow_db_mut_checked},
-    error::remote_access_error::RemoteAccessError,
-    remote::{
-        auth::generate_authorization_header,
-        requests::generate_url,
-        utils::{DROP_CLIENT_SYNC, DROP_CLIENT_WS_CLIENT},
-    },
-};
-
-use super::{
-    auth::{auth_initiate_logic, recieve_handshake, setup},
-    cache::{cache_object, get_cached_object},
-    utils::use_remote_logic,
-};
 
 #[tauri::command]
 pub async fn use_remote(
     url: String,
-    state: tauri::State<'_, Mutex<AppState<'_>>>,
+    state: tauri::State<'_, Mutex<AppState>>,
 ) -> Result<(), RemoteAccessError> {
-    use_remote_logic(url, state).await
+    debug!("connecting to url {url}");
+    let base_url = Url::parse(&url)?;
+
+    // Test Drop url
+    let test_endpoint = base_url.join("/api/v1")?;
+    let client = DROP_CLIENT_ASYNC.clone();
+    let response = client
+        .get(test_endpoint.to_string())
+        .timeout(Duration::from_secs(3))
+        .send()
+        .await?;
+
+    let result: DropHealthcheck = response.json().await?;
+
+    if result.app_name() != "Drop" {
+        warn!("user entered drop endpoint that connected, but wasn't identified as Drop");
+        return Err(RemoteAccessError::InvalidEndpoint);
+    }
+
+    let mut app_state = state.lock();
+    app_state.status = AppStatus::SignedOut;
+    drop(app_state);
+
+    let mut db_state = borrow_db_mut_checked();
+    db_state.base_url = base_url.to_string();
+
+    Ok(())
 }
 
 #[tauri::command]
@@ -40,7 +62,7 @@ pub fn gen_drop_url(path: String) -> Result<String, RemoteAccessError> {
         Url::parse(&handle.base_url).map_err(RemoteAccessError::ParsingError)?
     };
 
-    let url = base_url.join(&path).unwrap();
+    let url = base_url.join(&path)?;
 
     Ok(url.to_string())
 }
@@ -49,7 +71,7 @@ pub fn gen_drop_url(path: String) -> Result<String, RemoteAccessError> {
 pub fn fetch_drop_object(path: String) -> Result<Vec<u8>, RemoteAccessError> {
     let _drop_url = gen_drop_url(path.clone())?;
     let req = generate_url(&[&path], &[])?;
-    let req = DROP_CLIENT_SYNC
+    let req = remote::utils::DROP_CLIENT_SYNC
         .get(req)
         .header("Authorization", generate_authorization_header())
         .send();
@@ -76,21 +98,21 @@ pub fn sign_out(app: AppHandle) {
 
     // Update app state
     {
-        let app_state = app.state::<Mutex<AppState>>();
+        let state = app.state::<Mutex<AppState>>();
-        let mut app_state_handle = app_state.lock().unwrap();
+        let mut app_state_handle = state.lock();
         app_state_handle.status = AppStatus::SignedOut;
         app_state_handle.user = None;
     }
 
     // Emit event for frontend
-    app.emit("auth/signedout", ()).unwrap();
+    app_emit!(&app, "auth/signedout", ());
 }
 
 #[tauri::command]
-pub async fn retry_connect(state: tauri::State<'_, Mutex<AppState<'_>>>) -> Result<(), ()> {
+pub async fn retry_connect(state: tauri::State<'_, Mutex<AppState>>) -> Result<(), ()> {
     let (app_status, user) = setup().await;
 
-    let mut guard = state.lock().unwrap();
+    let mut guard = state.lock();
     guard.status = app_status;
     guard.user = user;
     drop(guard);
@@ -109,7 +131,7 @@ pub fn auth_initiate() -> Result<(), RemoteAccessError> {
     let complete_redir_url = base_url.join(&redir_url)?;
 
     debug!("opening web browser to continue authentication");
-    webbrowser::open(complete_redir_url.as_ref()).unwrap();
+    webbrowser_open(complete_redir_url.as_ref());
     Ok(())
 }
 
@@ -124,7 +146,7 @@ struct CodeWebsocketResponse {
 pub fn auth_initiate_code(app: AppHandle) -> Result<String, RemoteAccessError> {
     let base_url = {
         let db_lock = borrow_db_checked();
-        Url::parse(&db_lock.base_url.clone())?
+        Url::parse(&db_lock.base_url.clone())?.clone()
     };
 
     let code = auth_initiate_logic("code".to_string())?;
@@ -151,14 +173,13 @@ pub fn auth_initiate_code(app: AppHandle) -> Result<String, RemoteAccessError> {
                     match response.response_type.as_str() {
                         "token" => {
                             let recieve_app = app.clone();
-                            manual_recieve_handshake(recieve_app, response.value).await.unwrap();
+                            manual_recieve_handshake(recieve_app, response.value).await;
                             return Ok(());
                         }
                         _ => return Err(RemoteAccessError::HandshakeFailed(response.value)),
                     }
                 }
             }
-
             Err(RemoteAccessError::HandshakeFailed(
                 "Failed to connect to websocket".to_string(),
             ))
@@ -167,7 +188,7 @@ pub fn auth_initiate_code(app: AppHandle) -> Result<String, RemoteAccessError> {
         let result = load().await;
         if let Err(err) = result {
             warn!("{err}");
-            app.emit("auth/failed", err.to_string()).unwrap();
+            app_emit!(&app, "auth/failed", err.to_string());
         }
     });
 
@@ -175,8 +196,6 @@ pub fn auth_initiate_code(app: AppHandle) -> Result<String, RemoteAccessError> {
 }
 
 #[tauri::command]
-pub async fn manual_recieve_handshake(app: AppHandle, token: String) -> Result<(), ()> {
+pub async fn manual_recieve_handshake(app: AppHandle, token: String) {
     recieve_handshake(app, format!("handshake/{token}")).await;
-
-    Ok(())
 }

src-tauri/src/remote/auth.rs

@@ -1,224 +0,0 @@
-use std::{collections::HashMap, env, sync::Mutex};
-
-use chrono::Utc;
-use droplet_rs::ssl::sign_nonce;
-use gethostname::gethostname;
-use log::{debug, error, warn};
-use serde::{Deserialize, Serialize};
-use tauri::{AppHandle, Emitter, Manager};
-use url::Url;
-
-use crate::{
-    database::{
-        db::{borrow_db_checked, borrow_db_mut_checked},
-        models::data::DatabaseAuth,
-    }, error::{drop_server_error::DropServerError, remote_access_error::RemoteAccessError}, remote::{cache::clear_cached_object, requests::make_authenticated_get, utils::{DROP_CLIENT_ASYNC, DROP_CLIENT_SYNC}}, AppState, AppStatus, User
-};
-
-use super::{
-    cache::{cache_object, get_cached_object},
-    requests::generate_url,
-};
-
-#[derive(Serialize)]
-#[serde(rename_all = "camelCase")]
-struct CapabilityConfiguration {}
-
-#[derive(Serialize)]
-#[serde(rename_all = "camelCase")]
-struct InitiateRequestBody {
-    name: String,
-    platform: String,
-    capabilities: HashMap<String, CapabilityConfiguration>,
-    mode: String,
-}
-
-#[derive(Serialize)]
-#[serde(rename_all = "camelCase")]
-struct HandshakeRequestBody {
-    client_id: String,
-    token: String,
-}
-
-#[derive(Deserialize)]
-#[serde(rename_all = "camelCase")]
-struct HandshakeResponse {
-    private: String,
-    certificate: String,
-    id: String,
-}
-
-pub fn generate_authorization_header() -> String {
-    let certs = {
-        let db = borrow_db_checked();
-        db.auth.clone().unwrap()
-    };
-
-    let nonce = Utc::now().timestamp_millis().to_string();
-
-    let signature = sign_nonce(certs.private, nonce.clone()).unwrap();
-
-    format!("Nonce {} {} {}", certs.client_id, nonce, signature)
-}
-
-pub async fn fetch_user() -> Result<User, RemoteAccessError> {
-    let response = make_authenticated_get(generate_url(&["/api/v1/client/user"], &[])?).await?;
-    if response.status() != 200 {
-        let err: DropServerError = response.json().await?;
-        warn!("{err:?}");
-
-        if err.status_message == "Nonce expired" {
-            return Err(RemoteAccessError::OutOfSync);
-        }
-
-        return Err(RemoteAccessError::InvalidResponse(err));
-    }
-
-    response
-        .json::<User>()
-        .await
-        .map_err(std::convert::Into::into)
-}
-
-async fn recieve_handshake_logic(app: &AppHandle, path: String) -> Result<(), RemoteAccessError> {
-    let path_chunks: Vec<&str> = path.split('/').collect();
-    if path_chunks.len() != 3 {
-        app.emit("auth/failed", ()).unwrap();
-        return Err(RemoteAccessError::HandshakeFailed(
-            "failed to parse token".to_string(),
-        ));
-    }
-
-    let base_url = {
-        let handle = borrow_db_checked();
-        Url::parse(handle.base_url.as_str())?
-    };
-
-    let client_id = path_chunks.get(1).unwrap();
-    let token = path_chunks.get(2).unwrap();
-    let body = HandshakeRequestBody {
-        client_id: (*client_id).to_string(),
-        token: (*token).to_string(),
-    };
-
-    let endpoint = base_url.join("/api/v1/client/auth/handshake")?;
-    let client = DROP_CLIENT_ASYNC.clone();
-    let response = client.post(endpoint).json(&body).send().await?;
-    debug!("handshake responsded with {}", response.status().as_u16());
-    if !response.status().is_success() {
-        return Err(RemoteAccessError::InvalidResponse(response.json().await?));
-    }
-    let response_struct: HandshakeResponse = response.json().await?;
-
-    {
-        let mut handle = borrow_db_mut_checked();
-        handle.auth = Some(DatabaseAuth {
-            private: response_struct.private,
-            cert: response_struct.certificate,
-            client_id: response_struct.id,
-            web_token: None, // gets created later
-        });
-    }
-
-    let web_token = {
-        let header = generate_authorization_header();
-        let token = client
-            .post(base_url.join("/api/v1/client/user/webtoken").unwrap())
-            .header("Authorization", header)
-            .send()
-            .await
-            .unwrap();
-
-        token.text().await.unwrap()
-    };
-
-    let mut handle = borrow_db_mut_checked();
-    let mut_auth = handle.auth.as_mut().unwrap();
-    mut_auth.web_token = Some(web_token);
-
-    Ok(())
-}
-
-pub async fn recieve_handshake(app: AppHandle, path: String) {
-    // Tell the app we're processing
-    app.emit("auth/processing", ()).unwrap();
-
-    let handshake_result = recieve_handshake_logic(&app, path).await;
-    if let Err(e) = handshake_result {
-        warn!("error with authentication: {e}");
-        app.emit("auth/failed", e.to_string()).unwrap();
-        return;
-    }
-
-    let app_state = app.state::<Mutex<AppState>>();
-
-    let (app_status, user) = setup().await;
-
-    let mut state_lock = app_state.lock().unwrap();
-
-    state_lock.status = app_status;
-    state_lock.user = user;
-
-    let _ = clear_cached_object("collections");
-    let _ = clear_cached_object("library");
-
-    drop(state_lock);
-
-    app.emit("auth/finished", ()).unwrap();
-}
-
-pub fn auth_initiate_logic(mode: String) -> Result<String, RemoteAccessError> {
-    let base_url = {
-        let db_lock = borrow_db_checked();
-        Url::parse(&db_lock.base_url.clone())?
-    };
-
-    let hostname = gethostname();
-
-    let endpoint = base_url.join("/api/v1/client/auth/initiate")?;
-    let body = InitiateRequestBody {
-        name: format!("{} (Desktop)", hostname.into_string().unwrap()),
-        platform: env::consts::OS.to_string(),
-        capabilities: HashMap::from([
-            ("peerAPI".to_owned(), CapabilityConfiguration {}),
-            ("cloudSaves".to_owned(), CapabilityConfiguration {}),
-        ]),
-        mode,
-    };
-
-    let client = DROP_CLIENT_SYNC.clone();
-    let response = client.post(endpoint.to_string()).json(&body).send()?;
-
-    if response.status() != 200 {
-        let data: DropServerError = response.json()?;
-        error!("could not start handshake: {}", data.status_message);
-
-        return Err(RemoteAccessError::HandshakeFailed(data.status_message));
-    }
-
-    let response = response.text()?;
-
-    Ok(response)
-}
-
-pub async fn setup() -> (AppStatus, Option<User>) {
-    let auth = {
-        let data = borrow_db_checked();
-        data.auth.clone()
-    };
-
-    if auth.is_some() {
-        let user_result = match fetch_user().await {
-            Ok(data) => data,
-            Err(RemoteAccessError::FetchError(_)) => {
-                let user = get_cached_object::<User>("user").unwrap();
-                return (AppStatus::Offline, Some(user));
-            }
-            Err(_) => return (AppStatus::SignedInNeedsReauth, None),
-        };
-        cache_object("user", &user_result).unwrap();
-        return (AppStatus::SignedIn, Some(user_result));
-    }
-
-    (AppStatus::SignedOut, None)
-}

src-tauri/src/remote/fetch_object.rs

@@ -1,51 +0,0 @@
-use http::{header::CONTENT_TYPE, response::Builder as ResponseBuilder};
-use log::warn;
-use tauri::UriSchemeResponder;
-
-use crate::{database::db::DatabaseImpls, remote::utils::DROP_CLIENT_ASYNC, DB};
-
-use super::{
-    auth::generate_authorization_header,
-    cache::{ObjectCache, cache_object, get_cached_object},
-};
-
-pub async fn fetch_object(request: http::Request<Vec<u8>>, responder: UriSchemeResponder) {
-    // Drop leading /
-    let object_id = &request.uri().path()[1..];
-
-    let cache_result = get_cached_object::<ObjectCache>(object_id);
-    if let Ok(cache_result) = &cache_result
-        && !cache_result.has_expired()
-    {
-        responder.respond(cache_result.into());
-        return;
-    }
-
-    let header = generate_authorization_header();
-    let client = DROP_CLIENT_ASYNC.clone();
-    let url = format!("{}api/v1/client/object/{object_id}", DB.fetch_base_url());
-    let response = client.get(url).header("Authorization", header).send().await;
-
-    if response.is_err() {
-        match cache_result {
-            Ok(cache_result) => responder.respond(cache_result.into()),
-            Err(e) => {
-                warn!("{e}");
-            }
-        }
-        return;
-    }
-    let response = response.unwrap();
-
-    let resp_builder = ResponseBuilder::new().header(
-        CONTENT_TYPE,
-        response.headers().get("Content-Type").unwrap(),
-    );
-    let data = Vec::from(response.bytes().await.unwrap());
-    let resp = resp_builder.body(data).unwrap();
-    if cache_result.is_err() || cache_result.unwrap().has_expired() {
-        cache_object::<ObjectCache>(object_id, &resp.clone().into()).unwrap();
-    }
-
-    responder.respond(resp);
-}

src-tauri/src/remote/server_proto.rs

@@ -1,57 +0,0 @@
-use std::str::FromStr;
-
-use http::{uri::PathAndQuery, Request, Response, StatusCode, Uri};
-use tauri::UriSchemeResponder;
-
-use crate::{database::db::borrow_db_checked, remote::utils::DROP_CLIENT_SYNC};
-
-pub async fn handle_server_proto_offline(_request: Request<Vec<u8>>, responder: UriSchemeResponder) {
-    let four_oh_four = Response::builder()
-        .status(StatusCode::NOT_FOUND)
-        .body(Vec::new())
-        .unwrap();
-    responder.respond(four_oh_four);
-}
-
-pub async fn handle_server_proto(request: Request<Vec<u8>>, responder: UriSchemeResponder) {
-    let db_handle = borrow_db_checked();
-    let web_token = match &db_handle.auth.as_ref().unwrap().web_token {
-        Some(e) => e,
-        None => return,
-    };
-    let remote_uri = db_handle.base_url.parse::<Uri>().unwrap();
-
-    let path = request.uri().path();
-
-    let mut new_uri = request.uri().clone().into_parts();
-    new_uri.path_and_query =
-        Some(PathAndQuery::from_str(&format!("{path}?noWrapper=true")).unwrap());
-    new_uri.authority = remote_uri.authority().cloned();
-    new_uri.scheme = remote_uri.scheme().cloned();
-    let new_uri = Uri::from_parts(new_uri).unwrap();
-
-    let whitelist_prefix = ["/store", "/api", "/_", "/fonts"];
-
-    if whitelist_prefix.iter().all(|f| !path.starts_with(f)) {
-        webbrowser::open(&new_uri.to_string()).unwrap();
-        return;
-    }
-
-    let client = DROP_CLIENT_SYNC.clone();
-    let response = client
-        .request(request.method().clone(), new_uri.to_string())
-        .header("Authorization", format!("Bearer {web_token}"))
-        .headers(request.headers().clone())
-        .send()
-        .unwrap();
-
-    let response_status = response.status();
-    let response_body = response.bytes().unwrap();
-
-    let http_response = Response::builder()
-        .status(response_status)
-        .body(response_body.to_vec())
-        .unwrap();
-
-    responder.respond(http_response);
-}