fix: delete workspace after deleting from remote (#4830)

frontend/rust-lib/event-integration/tests/user/af_cloud_test/workspace_test.rs

@@ -7,6 +7,27 @@ use flowy_user::protobuf::UserNotification;
 
 use crate::util::receive_with_timeout;
 
+#[tokio::test]
+async fn af_cloud_workspace_delete() {
+  user_localhost_af_cloud().await;
+  let test = EventIntegrationTest::new().await;
+  let user_profile_pb = test.af_cloud_sign_up().await;
+  let workspaces = get_synced_workspaces(&test, user_profile_pb.id).await;
+  assert_eq!(workspaces.len(), 1);
+
+  let created_workspace = test.create_workspace("my second workspace").await;
+  assert_eq!(created_workspace.name, "my second workspace");
+  let workspaces = get_synced_workspaces(&test, user_profile_pb.id).await;
+  assert_eq!(workspaces.len(), 2);
+
+  test.delete_workspace(&created_workspace.workspace_id).await;
+  let workspaces = get_synced_workspaces(&test, user_profile_pb.id).await;
+  assert_eq!(workspaces.len(), 1);
+
+  let workspaces = test.get_all_workspaces().await.items;
+  assert_eq!(workspaces.len(), 1);
+}
+
 #[tokio::test]
 async fn af_cloud_workspace_name_change() {
   user_localhost_af_cloud().await;

frontend/rust-lib/flowy-user/src/user_manager/manager_user_workspace.rs

@@ -188,6 +188,9 @@ impl UserManager {
       .get_user_service()?
       .delete_workspace(workspace_id)
       .await?;
+    let uid = self.user_id()?;
+    let conn = self.db_connection(uid)?;
+    delete_user_workspaces(conn, workspace_id)?;
     Ok(())
   }
 
@@ -325,3 +328,14 @@ pub fn save_user_workspaces(
     Ok::<(), FlowyError>(())
   })
 }
+
+pub fn delete_user_workspaces(mut conn: DBConnection, workspace_id: &str) -> FlowyResult<()> {
+  let n = conn.immediate_transaction(|conn| {
+    let rows_affected: usize =
+      diesel::delete(user_workspace_table::table.filter(user_workspace_table::id.eq(workspace_id)))
+        .execute(conn)?;
+    Ok::<usize, FlowyError>(rows_affected)
+  })?;
+  assert_eq!(n, 1);
+  Ok(())
+}