feat(backup): 实例备份第1轮——独立备份库迁移、settings 仓库路径字段、备份进度事件

packages/app-lib/src/event/emit.rs

@@ -1,6 +1,7 @@
 use super::{FriendPayload, LoadingBarId};
 use crate::event::{
-    CommandPayload, EventError, InstanceBulkUpdateProgressPayload,
+    CommandPayload, EventError, InstanceBackupProgressPayload,
+    InstanceBulkUpdateProgressPayload,
     InstancePayloadType, LoadingBar, LoadingBarType, ProcessPayloadType,
     ServerPayloadType,
 };
@@ -358,6 +359,21 @@ pub async fn emit_instance_bulk_update_progress(
     Ok(())
 }
 
+#[allow(unused_variables)]
+pub async fn emit_instance_backup_progress(
+    payload: InstanceBackupProgressPayload,
+) -> crate::Result<()> {
+    #[cfg(feature = "tauri")]
+    {
+        let event_state = crate::EventState::get()?;
+        event_state
+            .app
+            .emit("instance_backup_progress", payload)
+            .map_err(EventError::from)?;
+    }
+    Ok(())
+}
+
 // emit_command(CommandPayload::Something { something })
 // ie: installing a pack, opening an .mrpack, etc
 // Generally used for url deep links and file opens that we want to handle in the frontend

packages/app-lib/src/event/mod.rs

@@ -248,6 +248,57 @@ pub enum InstanceBulkUpdateProgressStage {
     Finishing,
 }
 
+#[derive(Serialize, Clone)]
+#[serde(rename_all = "camelCase")]
+pub struct InstanceBackupProgressPayload {
+    pub operation_id: Uuid,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub instance_id: Option<String>,
+    pub operation_type: InstanceBackupOperationType,
+    pub stage: InstanceBackupProgressStage,
+    pub processed_bytes: u64,
+    pub total_bytes: u64,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub final_state: Option<InstanceBackupOperationFinalState>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub snapshot_id: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub message: Option<String>,
+}
+
+#[derive(Serialize, Clone, Copy)]
+#[serde(rename_all = "snake_case")]
+pub enum InstanceBackupOperationType {
+    Create,
+    Restore,
+    Delete,
+    RepositoryMove,
+    RestorePreview,
+}
+
+#[derive(Serialize, Clone, Copy)]
+#[serde(rename_all = "snake_case")]
+pub enum InstanceBackupOperationFinalState {
+    Completed,
+    Cancelled,
+    Failed,
+}
+
+#[derive(Serialize, Clone)]
+#[serde(rename_all = "snake_case")]
+pub enum InstanceBackupProgressStage {
+    Scanning,
+    Hashing,
+    Saving,
+    Validating,
+    Copying,
+    Restoring,
+    Deleting,
+    Completed,
+    Cancelled,
+    Failed,
+}
+
 #[derive(Serialize, Deserialize, Clone)]
 #[serde(tag = "event")]
 pub enum CommandPayload {

packages/app-lib/src/state/settings.rs

@@ -147,6 +147,8 @@ pub struct Settings {
     #[serde(default)]
     pub ui_font: Option<String>,
     #[serde(default)]
+    pub backup_repository_path: Option<String>,
+    #[serde(default)]
     pub mono_font: Option<String>,
     #[serde(default)]
     pub close_behavior: String,
@@ -294,6 +296,7 @@ impl Settings {
                 json(terracotta_public_nodes) terracotta_public_nodes,
                 ui_scale,
                 ui_font,
+                backup_repository_path,
                 mono_font,
                 version
             FROM settings
@@ -369,6 +372,7 @@ impl Settings {
             sidebar_instance_count: res.sidebar_instance_count as u32,
             ui_scale: res.ui_scale,
             ui_font: res.ui_font,
+            backup_repository_path: res.backup_repository_path,
             mono_font: res.mono_font,
             close_behavior,
             auto_hide_downloads_button: res.auto_hide_downloads_button == 1,
@@ -677,6 +681,10 @@ impl Settings {
             .bind(&self.ui_font)
             .execute(exec)
             .await?;
+	sqlx::query("UPDATE settings SET backup_repository_path = ? WHERE id = 0")
+		.bind(&self.backup_repository_path)
+		.execute(exec)
+		.await?;
         sqlx::query("UPDATE settings SET mono_font = ? WHERE id = 0")
             .bind(&self.mono_font)
             .execute(exec)