misc

gdriver-common/src/ipc/gdriver_service.rs

@@ -29,8 +29,29 @@ pub trait GDriverService {
     /// Returns true if the file was had remote changes and was updated
     async fn update_changes_for_file(id: DriveId) -> StdResult<bool, UpdateChangesError>;
     async fn update_changes() -> StdResult<(), UpdateChangesError>;
-    async fn do_something2(req: BackendActionRequest) -> StdResult<String, BackendActionError>;
+    async fn do_something2(req: BackendActionRequest) -> StdResult<AsyncResponse<String>, BackendActionError>;
 }
+
+#[tarpc::service]
+pub trait GDriverClient {
+    async fn report_task_result(id: TaskId, result: TaskResult);
+}
+
+#[derive(Debug, Serialize, Deserialize, Clone)]
+pub struct TaskId(pub String);
+
+#[derive(Debug, Serialize, Deserialize)]
+pub enum AsyncResponse<T> {
+    Immediate(T),
+    Pending(TaskId),
+}
+
+#[derive(Debug, Serialize, Deserialize)]
+pub enum TaskResult {
+    Success(String),
+    Error(String),
+}
+
 #[derive(Debug, Serialize, Deserialize)]
 pub enum BackendActionRequest {
     ShutdownGracefully,