chore: Preparation to merge from 156

Signed-off-by: quexeky <git@quexeky.dev>

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 {}