[fractal/fractal-next] use different PRIORITIES for async tasks

[Julian Sparber <jsparber src gnome org>]

commit aed7f871160a098d2ccee19cdf829216962b86d9
Author: Julian Sparber <julian sparber net>
Date:   Tue May 11 16:17:36 2021 +0200

    use different PRIORITIES for async tasks

 src/session/mod.rs       | 2 ++
 src/session/room/room.rs | 4 ++++
 src/utils.rs             | 6 ++++--
 3 files changed, 10 insertions(+), 2 deletions(-)
---
diff --git a/src/session/mod.rs b/src/session/mod.rs
index 34afd376..5981a315 100644
--- a/src/session/mod.rs
+++ b/src/session/mod.rs
@@ -183,6 +183,7 @@ impl Session {
         );
 
         do_async(
+            glib::PRIORITY_DEFAULT_IDLE,
             async move {
                 let passphrase: String = {
                     let mut rng = thread_rng();
@@ -228,6 +229,7 @@ impl Session {
 
     pub fn login_with_previous_session(&self, session: StoredSession) {
         do_async(
+            glib::PRIORITY_DEFAULT_IDLE,
             async move {
                 let config = ClientConfig::new()
                     .request_config(RequestConfig::new().retry_limit(2))
diff --git a/src/session/room/room.rs b/src/session/room/room.rs
index bf591371..0b7e3d70 100644
--- a/src/session/room/room.rs
+++ b/src/session/room/room.rs
@@ -229,6 +229,7 @@ impl Room {
         match matrix_room {
             MatrixRoom::Joined(_) => {
                 do_async(
+                    glib::PRIORITY_DEFAULT_IDLE,
                     async move { matrix_room.tags().await },
                     clone!(@weak self as obj => move |tags_result| async move {
                         let mut category = CategoryType::Normal;
@@ -297,6 +298,7 @@ impl Room {
         let priv_ = imp::Room::from_instance(&self);
         let matrix_room = priv_.matrix_room.get().unwrap().clone();
         do_async(
+            glib::PRIORITY_DEFAULT_IDLE,
             async move { matrix_room.display_name().await },
             clone!(@weak self as obj => move |display_name| async move {
                 // FIXME: We should retry to if the request failed
@@ -375,6 +377,7 @@ impl Room {
 
         let matrix_room = priv_.matrix_room.get().unwrap().clone();
         do_async(
+            glib::PRIORITY_LOW,
             async move { matrix_room.active_members().await },
             clone!(@weak self as obj => move |members| async move {
                 // FIXME: We should retry to load the room members if the request failed
@@ -471,6 +474,7 @@ impl Room {
                 .append_pending(AnyRoomEvent::Message(event));
 
             do_async(
+                glib::PRIORITY_DEFAULT_IDLE,
                 async move { matrix_room.send(content, Some(txn_id)).await },
                 clone!(@weak self as obj => move |result| async move {
                     // FIXME: We should retry the request if it fails
diff --git a/src/utils.rs b/src/utils.rs
index e8930bcb..1f1f7e88 100644
--- a/src/utils.rs
+++ b/src/utils.rs
@@ -41,13 +41,15 @@ pub fn do_async<
     F2: Future<Output = ()> + 'static,
     FN: FnOnce(R) -> F2 + 'static,
> (
+    priority: glib::source::Priority,
     tokio_fut: F1,
     glib_closure: FN,
 ) {
     let (sender, receiver) = futures::channel::oneshot::channel();
 
-    glib::MainContext::default()
-        .spawn_local(async move { glib_closure(receiver.await.unwrap()).await });
+    glib::MainContext::default().spawn_local_with_priority(priority, async move {
+        glib_closure(receiver.await.unwrap()).await
+    });
 
     RUNTIME.spawn(async move { sender.send(tokio_fut.await) });
 }