Merge pull request 'feat(git): make fetch command asynchronous for improved performance' (#11) from bug/blocking_ui into master

Reviewed-on: #11

src-tauri/src/git.rs

@@ -718,34 +718,38 @@ pub fn pull(
 }
 
 #[tauri::command]
-pub fn fetch(
+pub async fn fetch(
     path: String,
     username: Option<String>,
     password: Option<String>,
 ) -> Result<GitStatus, String> {
-    let repo = resolve_repo(&path)?;
-    let fetch_args = ["fetch"];
-    let output = match (username.as_deref(), password.as_deref()) {
-        (Some(u), Some(p)) if !u.is_empty() || !p.is_empty() => {
-            run_git_authenticated_output(&repo, fetch_args, u, p)?
+    tauri::async_runtime::spawn_blocking(move || -> Result<GitStatus, String> {
+        let repo = resolve_repo(&path)?;
+        let fetch_args = ["fetch"];
+        let output = match (username.as_deref(), password.as_deref()) {
+            (Some(u), Some(p)) if !u.is_empty() || !p.is_empty() => {
+                run_git_authenticated_output(&repo, fetch_args, u, p)?
+            }
+            _ => git_command()
+                .arg("-C")
+                .arg(&repo)
+                .args(fetch_args)
+                .output()
+                .map_err(|err| format!("Could not start Git. Is Git installed? {err}"))?,
+        };
+
+        if output.status.success() {
+            return status_for_repo(&repo);
         }
-        _ => git_command()
-            .arg("-C")
-            .arg(&repo)
-            .args(fetch_args)
-            .output()
-            .map_err(|err| format!("Could not start Git. Is Git installed? {err}"))?,
-    };
 
-    if output.status.success() {
-        return status_for_repo(&repo);
-    }
-
-    let details = command_output_details(&output);
-    if is_auth_error(&details) {
-        return Err(format!("AUTH_FAILED:{details}"));
-    }
-    Err(format!("Git command failed: {details}"))
+        let details = command_output_details(&output);
+        if is_auth_error(&details) {
+            return Err(format!("AUTH_FAILED:{details}"));
+        }
+        Err(format!("Git command failed: {details}"))
+    })
+    .await
+    .map_err(|err| format!("Could not fetch repository: {err}"))?
 }
 
 #[tauri::command]