chore: Initial path normalisation & parsing with backup generation

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

src-tauri/src/cloud_saves/backup_manager.rs

@@ -0,0 +1,97 @@
+use std::{collections::HashMap, path::PathBuf, str::FromStr};
+
+use log::warn;
+
+use crate::{database::db::GameVersion, 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>;
+    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>;
+    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 root_translate(&self, path: &PathBuf, game: &GameVersion) -> Result<PathBuf, BackupError> {
+        println!("Root translate");
+        PathBuf::from_str("~").map_err(|_| BackupError::ParseError)
+    }
+
+    fn store_user_id_translate(&self, path: &PathBuf, game: &GameVersion) -> Result<PathBuf, BackupError> {
+        println!("Store user id translate");
+        PathBuf::from_str("ID").map_err(|_| BackupError::ParseError)
+    }
+}
+pub struct WindowsBackupManager {}
+impl BackupHandler for WindowsBackupManager {
+    fn root_translate(&self, path: &PathBuf, game: &GameVersion) -> Result<PathBuf, BackupError> {
+        todo!()
+    }
+
+    fn store_user_id_translate(&self, path: &PathBuf, game: &GameVersion) -> Result<PathBuf, BackupError> {
+        todo!()
+    }
+}
+pub struct MacBackupManager {}
+impl BackupHandler for MacBackupManager {
+    fn root_translate(&self, path: &PathBuf, game: &GameVersion) -> Result<PathBuf, BackupError> {
+        todo!()
+    }
+
+    fn store_user_id_translate(&self, path: &PathBuf, game: &GameVersion) -> Result<PathBuf, BackupError> {
+        todo!()
+    }
+}