Add download progress bar

src-tauri/src/lib.rs

@@ -228,7 +228,6 @@ fn delete_entry(app: AppHandle, store: State<'_, Store>, path: String) -> Result
     }
 }
 
-/// Moves an entry into another folder, keeping its name.
 #[tauri::command]
 fn move_entry(
     app: AppHandle,
@@ -308,7 +307,6 @@ fn duplicate_entry(
     Ok(candidate)
 }
 
-/// Absolute path on disk, used to reveal an entry in the system file manager.
 #[tauri::command]
 fn absolute_path(
     app: AppHandle,
@@ -761,8 +759,6 @@ fn cloud_list_files(
     sync::list_account_files(&server_url, &token, folder_id.as_deref())
 }
 
-/// Downloads an account file into the shared asset library, where every
-/// project can reference it by name.
 #[tauri::command]
 fn cloud_download_file(
     app: AppHandle,
@@ -770,7 +766,10 @@ fn cloud_download_file(
     file_id: String,
 ) -> Result<String, String> {
     let (server_url, token) = cloud_credentials(&app, &store)?;
+
+    sync::report_progress(&app, "file", 0, 1, false);
     let file = sync::pull_account_file(&server_url, &token, &file_id)?;
+    sync::report_progress(&app, &file.name, 1, 1, true);
 
     let bytes = BASE64
         .decode(file.content.as_bytes())
@@ -791,8 +790,6 @@ fn cloud_list_shared(
     sync::list_shared(&server_url, &token)
 }
 
-/// Downloads a cloud document into the workspace and remembers where it came
-/// from so it can be synced back.
 #[tauri::command]
 fn cloud_download_document(
     app: AppHandle,
@@ -801,7 +798,10 @@ fn cloud_download_document(
     parent: String,
 ) -> Result<String, String> {
     let (server_url, token) = cloud_credentials(&app, &store)?;
+
+    sync::report_progress(&app, "document", 0, 1, false);
     let document = sync::pull_document(&server_url, &token, &document_id)?;
+    sync::report_progress(&app, &document.title, 1, 1, true);
 
     let mut name = document.title.replace('/', "-").trim().to_string();
     if name.is_empty() {
@@ -872,8 +872,6 @@ pub struct LinkedDocument {
     pub sync_state: Option<String>,
 }
 
-/// Every cloud document that has been downloaded, so the cloud view can show
-/// which ones live on this device and whether they are up to date.
 #[tauri::command]
 fn cloud_linked_documents(
     app: AppHandle,
@@ -908,7 +906,6 @@ pub struct LinkedSpace {
     pub sync_state: Option<String>,
 }
 
-/// Cloud spaces that have been downloaded, wherever they sit in the workspace.
 #[tauri::command]
 fn cloud_linked_spaces(
     app: AppHandle,
@@ -968,7 +965,7 @@ fn cloud_clone_space(
     if dir.exists() {
         return Err(format!("A project named '{}' already exists", project_name));
     }
-    sync::clone_space(&server_url, &token, &store, &project, &dir, &space_id)
+    sync::clone_space(&server_url, &token, &app, &store, &project, &dir, &space_id)
 }
 
 #[tauri::command]

src-tauri/src/sync.rs

@@ -493,9 +493,39 @@ pub fn push_project(
     Ok(report)
 }
 
+#[derive(Serialize, Clone)]
+pub struct DownloadProgress {
+    pub label: String,
+    pub current: usize,
+    pub total: usize,
+    pub done: bool,
+}
+
+pub const PROGRESS_EVENT: &str = "download://progress";
+
+pub fn report_progress(
+    app: &tauri::AppHandle,
+    label: &str,
+    current: usize,
+    total: usize,
+    done: bool,
+) {
+    use tauri::Emitter;
+    let _ = app.emit(
+        PROGRESS_EVENT,
+        DownloadProgress {
+            label: label.to_string(),
+            current,
+            total,
+            done,
+        },
+    );
+}
+
 pub fn clone_space(
     server_url: &str,
     token: &str,
+    app: &tauri::AppHandle,
     store: &Store,
     project: &str,
     project_dir: &Path,
@@ -509,14 +539,19 @@ pub fn clone_space(
     meta.entrypoint = manifest.entrypoint.clone();
 
     let mut report = SyncReport::default();
+    let total = manifest.files.len();
+
+    for (index, entry) in manifest.files.iter().enumerate() {
+        report_progress(app, project, index, total, false);
 
-    for entry in &manifest.files {
         let remote = pull_file(server_url, token, space_id, &entry.path)?;
         write_local(project_dir, &entry.path, &remote.bytes()?)?;
         meta.base_hashes.insert(entry.path.clone(), remote.hash);
         report.pulled.push(entry.path.clone());
     }
 
+    report_progress(app, project, total, total, true);
+
     meta.last_synced_at = Some(chrono::Utc::now().to_rfc3339());
     store.save_meta(project, &meta)?;
     save_base_snapshots(store, project, project_dir, &meta)?;
@@ -652,8 +687,6 @@ pub fn pull_document(
         .map_err(|e| e.to_string())
 }
 
-/// Syncs one downloaded cloud document. The merge base is the copy stored when
-/// the document was last exchanged with the server.
 pub fn sync_document(
     server_url: &str,
     token: &str,
@@ -788,7 +821,6 @@ pub fn sync_document(
     Ok(report)
 }
 
-/// Applies a resolved cloud document and uploads it.
 pub fn resolve_document_conflict(
     server_url: &str,
     token: &str,