Start fixing room2

Cargo.lock

@@ -1126,6 +1126,32 @@ dependencies = [
  "util",
 ]
 
+[[package]]
+name = "call2"
+version = "0.1.0"
+dependencies = [
+ "anyhow",
+ "async-broadcast",
+ "audio2",
+ "client2",
+ "collections",
+ "fs",
+ "futures 0.3.28",
+ "gpui2",
+ "language2",
+ "live_kit_client",
+ "log",
+ "media",
+ "postage",
+ "project2",
+ "schemars",
+ "serde",
+ "serde_derive",
+ "serde_json",
+ "settings2",
+ "util",
+]
+
 [[package]]
 name = "cap-fs-ext"
 version = "0.24.4"

Cargo.toml

@@ -8,6 +8,7 @@ members = [
     "crates/auto_update",
     "crates/breadcrumbs",
     "crates/call",
+    "crates/call2",
     "crates/channel",
     "crates/cli",
     "crates/client",

crates/audio2/src/audio2.rs

@@ -78,12 +78,17 @@ impl Audio {
         Self { tx }
     }
 
-    pub fn play_sound(&self, sound: Sound, cx: &mut AppContext) {
+    pub fn play_sound(sound: Sound, cx: &mut AppContext) {
+        if !cx.has_global::<Self>() {
+            return;
+        }
+
         let Some(source) = SoundRegistry::global(cx).get(sound.file()).log_err() else {
             return;
         };
 
-        self.tx
+        let this = cx.global::<Self>();
+        this.tx
             .unbounded_send(Box::new(move |state| {
                 if let Some(output_handle) = state.ensure_output_exists() {
                     output_handle.play_raw(source).log_err();
@@ -92,8 +97,14 @@ impl Audio {
             .ok();
     }
 
-    pub fn end_call(&self) {
+    pub fn end_call(cx: &AppContext) {
-        self.tx
+        if !cx.has_global::<Self>() {
+            return;
+        }
+
+        let this = cx.global::<Self>();
+
+        this.tx
             .unbounded_send(Box::new(move |state| state.take()))
             .ok();
     }

crates/call2/Cargo.toml

@@ -0,0 +1,52 @@
+[package]
+name = "call2"
+version = "0.1.0"
+edition = "2021"
+publish = false
+
+[lib]
+path = "src/call2.rs"
+doctest = false
+
+[features]
+test-support = [
+    "client2/test-support",
+    "collections/test-support",
+    "gpui2/test-support",
+    "live_kit_client/test-support",
+    "project2/test-support",
+    "util/test-support"
+]
+
+[dependencies]
+audio2 = { path = "../audio2" }
+client2 = { path = "../client2" }
+collections = { path = "../collections" }
+gpui2 = { path = "../gpui2" }
+log.workspace = true
+live_kit_client = { path = "../live_kit_client" }
+fs = { path = "../fs" }
+language2 = { path = "../language2" }
+media = { path = "../media" }
+project2 = { path = "../project2" }
+settings2 = { path = "../settings2" }
+util = { path = "../util" }
+
+anyhow.workspace = true
+async-broadcast = "0.4"
+futures.workspace = true
+postage.workspace = true
+schemars.workspace = true
+serde.workspace = true
+serde_json.workspace = true
+serde_derive.workspace = true
+
+[dev-dependencies]
+client2 = { path = "../client2", features = ["test-support"] }
+fs = { path = "../fs", features = ["test-support"] }
+language2 = { path = "../language2", features = ["test-support"] }
+collections = { path = "../collections", features = ["test-support"] }
+gpui2 = { path = "../gpui2", features = ["test-support"] }
+live_kit_client = { path = "../live_kit_client", features = ["test-support"] }
+project2 = { path = "../project2", features = ["test-support"] }
+util = { path = "../util", features = ["test-support"] }

crates/call2/src/call2.rs

@@ -0,0 +1,463 @@
+pub mod call_settings;
+pub mod participant;
+pub mod room;
+
+use anyhow::{anyhow, Result};
+use audio2::Audio;
+use call_settings::CallSettings;
+use client2::{
+    proto, ClickhouseEvent, Client, TelemetrySettings, TypedEnvelope, User, UserStore,
+    ZED_ALWAYS_ACTIVE,
+};
+use collections::HashSet;
+use futures::{future::Shared, FutureExt};
+use gpui2::{
+    AppContext, AsyncAppContext, Context, EventEmitter, Handle, ModelContext, Subscription, Task,
+    WeakHandle,
+};
+use postage::watch;
+use project2::Project;
+use std::sync::Arc;
+
+pub use participant::ParticipantLocation;
+pub use room::Room;
+
+pub fn init(client: Arc<Client>, user_store: Handle<UserStore>, cx: &mut AppContext) {
+    settings2::register::<CallSettings>(cx);
+
+    let active_call = cx.entity(|cx| ActiveCall::new(client, user_store, cx));
+    cx.set_global(active_call);
+}
+
+#[derive(Clone)]
+pub struct IncomingCall {
+    pub room_id: u64,
+    pub calling_user: Arc<User>,
+    pub participants: Vec<Arc<User>>,
+    pub initial_project: Option<proto::ParticipantProject>,
+}
+
+/// Singleton global maintaining the user's participation in a room across workspaces.
+pub struct ActiveCall {
+    room: Option<(Handle<Room>, Vec<Subscription>)>,
+    pending_room_creation: Option<Shared<Task<Result<Handle<Room>, Arc<anyhow::Error>>>>>,
+    location: Option<WeakHandle<Project>>,
+    pending_invites: HashSet<u64>,
+    incoming_call: (
+        watch::Sender<Option<IncomingCall>>,
+        watch::Receiver<Option<IncomingCall>>,
+    ),
+    client: Arc<Client>,
+    user_store: Handle<UserStore>,
+    _subscriptions: Vec<client2::Subscription>,
+}
+
+impl EventEmitter for ActiveCall {
+    type Event = room::Event;
+}
+
+impl ActiveCall {
+    fn new(
+        client: Arc<Client>,
+        user_store: Handle<UserStore>,
+        cx: &mut ModelContext<Self>,
+    ) -> Self {
+        Self {
+            room: None,
+            pending_room_creation: None,
+            location: None,
+            pending_invites: Default::default(),
+            incoming_call: watch::channel(),
+
+            _subscriptions: vec![
+                client.add_request_handler(cx.weak_handle(), Self::handle_incoming_call),
+                client.add_message_handler(cx.weak_handle(), Self::handle_call_canceled),
+            ],
+            client,
+            user_store,
+        }
+    }
+
+    pub fn channel_id(&self, cx: &AppContext) -> Option<u64> {
+        self.room()?.read(cx).channel_id()
+    }
+
+    async fn handle_incoming_call(
+        this: Handle<Self>,
+        envelope: TypedEnvelope<proto::IncomingCall>,
+        _: Arc<Client>,
+        mut cx: AsyncAppContext,
+    ) -> Result<proto::Ack> {
+        let user_store = this.update(&mut cx, |this, _| this.user_store.clone())?;
+        let call = IncomingCall {
+            room_id: envelope.payload.room_id,
+            participants: user_store
+                .update(&mut cx, |user_store, cx| {
+                    user_store.get_users(envelope.payload.participant_user_ids, cx)
+                })?
+                .await?,
+            calling_user: user_store
+                .update(&mut cx, |user_store, cx| {
+                    user_store.get_user(envelope.payload.calling_user_id, cx)
+                })?
+                .await?,
+            initial_project: envelope.payload.initial_project,
+        };
+        this.update(&mut cx, |this, _| {
+            *this.incoming_call.0.borrow_mut() = Some(call);
+        });
+
+        Ok(proto::Ack {})
+    }
+
+    async fn handle_call_canceled(
+        this: Handle<Self>,
+        envelope: TypedEnvelope<proto::CallCanceled>,
+        _: Arc<Client>,
+        mut cx: AsyncAppContext,
+    ) -> Result<()> {
+        this.update(&mut cx, |this, _| {
+            let mut incoming_call = this.incoming_call.0.borrow_mut();
+            if incoming_call
+                .as_ref()
+                .map_or(false, |call| call.room_id == envelope.payload.room_id)
+            {
+                incoming_call.take();
+            }
+        });
+        Ok(())
+    }
+
+    pub fn global(cx: &AppContext) -> Handle<Self> {
+        cx.global::<Handle<Self>>().clone()
+    }
+
+    pub fn invite(
+        &mut self,
+        called_user_id: u64,
+        initial_project: Option<Handle<Project>>,
+        cx: &mut ModelContext<Self>,
+    ) -> Task<Result<()>> {
+        if !self.pending_invites.insert(called_user_id) {
+            return Task::ready(Err(anyhow!("user was already invited")));
+        }
+        cx.notify();
+
+        let room = if let Some(room) = self.room().cloned() {
+            Some(Task::ready(Ok(room)).shared())
+        } else {
+            self.pending_room_creation.clone()
+        };
+
+        let invite = if let Some(room) = room {
+            cx.spawn(|_, mut cx| async move {
+                let room = room.await.map_err(|err| anyhow!("{:?}", err))?;
+
+                let initial_project_id = if let Some(initial_project) = initial_project {
+                    Some(
+                        room.update(&mut cx, |room, cx| room.share_project(initial_project, cx))?
+                            .await?,
+                    )
+                } else {
+                    None
+                };
+
+                room.update(&mut cx, move |room, cx| {
+                    room.call(called_user_id, initial_project_id, cx)
+                })?
+                .await?;
+
+                anyhow::Ok(())
+            })
+        } else {
+            let client = self.client.clone();
+            let user_store = self.user_store.clone();
+            let room = cx
+                .spawn(|this, mut cx| async move {
+                    let create_room = async {
+                        let room = cx
+                            .update(|cx| {
+                                Room::create(
+                                    called_user_id,
+                                    initial_project,
+                                    client,
+                                    user_store,
+                                    cx,
+                                )
+                            })?
+                            .await?;
+
+                        this.update(&mut cx, |this, cx| this.set_room(Some(room.clone()), cx))?
+                            .await?;
+
+                        anyhow::Ok(room)
+                    };
+
+                    let room = create_room.await;
+                    this.update(&mut cx, |this, _| this.pending_room_creation = None)?;
+                    room.map_err(Arc::new)
+                })
+                .shared();
+            self.pending_room_creation = Some(room.clone());
+            cx.executor().spawn(async move {
+                room.await.map_err(|err| anyhow!("{:?}", err))?;
+                anyhow::Ok(())
+            })
+        };
+
+        cx.spawn(|this, mut cx| async move {
+            let result = invite.await;
+            if result.is_ok() {
+                this.update(&mut cx, |this, cx| this.report_call_event("invite", cx));
+            } else {
+                // TODO: Resport collaboration error
+            }
+
+            this.update(&mut cx, |this, cx| {
+                this.pending_invites.remove(&called_user_id);
+                cx.notify();
+            });
+            result
+        })
+    }
+
+    pub fn cancel_invite(
+        &mut self,
+        called_user_id: u64,
+        cx: &mut ModelContext<Self>,
+    ) -> Task<Result<()>> {
+        let room_id = if let Some(room) = self.room() {
+            room.read(cx).id()
+        } else {
+            return Task::ready(Err(anyhow!("no active call")));
+        };
+
+        let client = self.client.clone();
+        cx.executor().spawn(async move {
+            client
+                .request(proto::CancelCall {
+                    room_id,
+                    called_user_id,
+                })
+                .await?;
+            anyhow::Ok(())
+        })
+    }
+
+    pub fn incoming(&self) -> watch::Receiver<Option<IncomingCall>> {
+        self.incoming_call.1.clone()
+    }
+
+    pub fn accept_incoming(&mut self, cx: &mut ModelContext<Self>) -> Task<Result<()>> {
+        if self.room.is_some() {
+            return Task::ready(Err(anyhow!("cannot join while on another call")));
+        }
+
+        let call = if let Some(call) = self.incoming_call.1.borrow().clone() {
+            call
+        } else {
+            return Task::ready(Err(anyhow!("no incoming call")));
+        };
+
+        let join = Room::join(&call, self.client.clone(), self.user_store.clone(), cx);
+
+        cx.spawn(|this, mut cx| async move {
+            let room = join.await?;
+            this.update(&mut cx, |this, cx| this.set_room(Some(room.clone()), cx))?
+                .await?;
+            this.update(&mut cx, |this, cx| {
+                this.report_call_event("accept incoming", cx)
+            });
+            Ok(())
+        })
+    }
+
+    pub fn decline_incoming(&mut self, cx: &mut ModelContext<Self>) -> Result<()> {
+        let call = self
+            .incoming_call
+            .0
+            .borrow_mut()
+            .take()
+            .ok_or_else(|| anyhow!("no incoming call"))?;
+        report_call_event_for_room("decline incoming", call.room_id, None, &self.client, cx);
+        self.client.send(proto::DeclineCall {
+            room_id: call.room_id,
+        })?;
+        Ok(())
+    }
+
+    pub fn join_channel(
+        &mut self,
+        channel_id: u64,
+        cx: &mut ModelContext<Self>,
+    ) -> Task<Result<Handle<Room>>> {
+        if let Some(room) = self.room().cloned() {
+            if room.read(cx).channel_id() == Some(channel_id) {
+                return Task::ready(Ok(room));
+            } else {
+                room.update(cx, |room, cx| room.clear_state(cx));
+            }
+        }
+
+        let join = Room::join_channel(channel_id, self.client.clone(), self.user_store.clone(), cx);
+
+        cx.spawn(|this, mut cx| async move {
+            let room = join.await?;
+            this.update(&mut cx, |this, cx| this.set_room(Some(room.clone()), cx))?
+                .await?;
+            this.update(&mut cx, |this, cx| {
+                this.report_call_event("join channel", cx)
+            });
+            Ok(room)
+        })
+    }
+
+    pub fn hang_up(&mut self, cx: &mut ModelContext<Self>) -> Task<Result<()>> {
+        cx.notify();
+        self.report_call_event("hang up", cx);
+
+        Audio::end_call(cx);
+        if let Some((room, _)) = self.room.take() {
+            room.update(cx, |room, cx| room.leave(cx))
+        } else {
+            Task::ready(Ok(()))
+        }
+    }
+
+    pub fn share_project(
+        &mut self,
+        project: Handle<Project>,
+        cx: &mut ModelContext<Self>,
+    ) -> Task<Result<u64>> {
+        if let Some((room, _)) = self.room.as_ref() {
+            self.report_call_event("share project", cx);
+            room.update(cx, |room, cx| room.share_project(project, cx))
+        } else {
+            Task::ready(Err(anyhow!("no active call")))
+        }
+    }
+
+    pub fn unshare_project(
+        &mut self,
+        project: Handle<Project>,
+        cx: &mut ModelContext<Self>,
+    ) -> Result<()> {
+        if let Some((room, _)) = self.room.as_ref() {
+            self.report_call_event("unshare project", cx);
+            room.update(cx, |room, cx| room.unshare_project(project, cx))
+        } else {
+            Err(anyhow!("no active call"))
+        }
+    }
+
+    pub fn location(&self) -> Option<&WeakHandle<Project>> {
+        self.location.as_ref()
+    }
+
+    pub fn set_location(
+        &mut self,
+        project: Option<&Handle<Project>>,
+        cx: &mut ModelContext<Self>,
+    ) -> Task<Result<()>> {
+        if project.is_some() || !*ZED_ALWAYS_ACTIVE {
+            self.location = project.map(|project| project.downgrade());
+            if let Some((room, _)) = self.room.as_ref() {
+                return room.update(cx, |room, cx| room.set_location(project, cx));
+            }
+        }
+        Task::ready(Ok(()))
+    }
+
+    fn set_room(
+        &mut self,
+        room: Option<Handle<Room>>,
+        cx: &mut ModelContext<Self>,
+    ) -> Task<Result<()>> {
+        if room.as_ref() != self.room.as_ref().map(|room| &room.0) {
+            cx.notify();
+            if let Some(room) = room {
+                if room.read(cx).status().is_offline() {
+                    self.room = None;
+                    Task::ready(Ok(()))
+                } else {
+                    let subscriptions = vec![
+                        cx.observe(&room, |this, room, cx| {
+                            if room.read(cx).status().is_offline() {
+                                this.set_room(None, cx).detach_and_log_err(cx);
+                            }
+
+                            cx.notify();
+                        }),
+                        cx.subscribe(&room, |_, _, event, cx| cx.emit(event.clone())),
+                    ];
+                    self.room = Some((room.clone(), subscriptions));
+                    let location = self
+                        .location
+                        .as_ref()
+                        .and_then(|location| location.upgrade());
+                    room.update(cx, |room, cx| room.set_location(location.as_ref(), cx))
+                }
+            } else {
+                self.room = None;
+                Task::ready(Ok(()))
+            }
+        } else {
+            Task::ready(Ok(()))
+        }
+    }
+
+    pub fn room(&self) -> Option<&Handle<Room>> {
+        self.room.as_ref().map(|(room, _)| room)
+    }
+
+    pub fn client(&self) -> Arc<Client> {
+        self.client.clone()
+    }
+
+    pub fn pending_invites(&self) -> &HashSet<u64> {
+        &self.pending_invites
+    }
+
+    pub fn report_call_event(&self, operation: &'static str, cx: &AppContext) {
+        if let Some(room) = self.room() {
+            let room = room.read(cx);
+            report_call_event_for_room(operation, room.id(), room.channel_id(), &self.client, cx);
+        }
+    }
+}
+
+pub fn report_call_event_for_room(
+    operation: &'static str,
+    room_id: u64,
+    channel_id: Option<u64>,
+    client: &Arc<Client>,
+    cx: &AppContext,
+) {
+    let telemetry = client.telemetry();
+    let telemetry_settings = *settings2::get::<TelemetrySettings>(cx);
+    let event = ClickhouseEvent::Call {
+        operation,
+        room_id: Some(room_id),
+        channel_id,
+    };
+    telemetry.report_clickhouse_event(event, telemetry_settings);
+}
+
+pub fn report_call_event_for_channel(
+    operation: &'static str,
+    channel_id: u64,
+    client: &Arc<Client>,
+    cx: &AppContext,
+) {
+    let room = ActiveCall::global(cx).read(cx).room();
+
+    let telemetry = client.telemetry();
+    let telemetry_settings = *settings2::get::<TelemetrySettings>(cx);
+
+    let event = ClickhouseEvent::Call {
+        operation,
+        room_id: room.map(|r| r.read(cx).id()),
+        channel_id: Some(channel_id),
+    };
+    telemetry.report_clickhouse_event(event, telemetry_settings);
+}

crates/call2/src/call_settings.rs

@@ -0,0 +1,27 @@
+use schemars::JsonSchema;
+use serde_derive::{Deserialize, Serialize};
+use settings2::Setting;
+
+#[derive(Deserialize, Debug)]
+pub struct CallSettings {
+    pub mute_on_join: bool,
+}
+
+#[derive(Clone, Default, Serialize, Deserialize, JsonSchema, Debug)]
+pub struct CallSettingsContent {
+    pub mute_on_join: Option<bool>,
+}
+
+impl Setting for CallSettings {
+    const KEY: Option<&'static str> = Some("calls");
+
+    type FileContent = CallSettingsContent;
+
+    fn load(
+        default_value: &Self::FileContent,
+        user_values: &[&Self::FileContent],
+        _: &gpui2::AppContext,
+    ) -> anyhow::Result<Self> {
+        Self::load_via_json_merge(default_value, user_values)
+    }
+}

crates/call2/src/participant.rs

@@ -0,0 +1,69 @@
+use anyhow::{anyhow, Result};
+use client2::ParticipantIndex;
+use client2::{proto, User};
+use collections::HashMap;
+use gpui2::WeakHandle;
+pub use live_kit_client::Frame;
+use live_kit_client::RemoteAudioTrack;
+use project2::Project;
+use std::{fmt, sync::Arc};
+
+#[derive(Copy, Clone, Debug, Eq, PartialEq)]
+pub enum ParticipantLocation {
+    SharedProject { project_id: u64 },
+    UnsharedProject,
+    External,
+}
+
+impl ParticipantLocation {
+    pub fn from_proto(location: Option<proto::ParticipantLocation>) -> Result<Self> {
+        match location.and_then(|l| l.variant) {
+            Some(proto::participant_location::Variant::SharedProject(project)) => {
+                Ok(Self::SharedProject {
+                    project_id: project.id,
+                })
+            }
+            Some(proto::participant_location::Variant::UnsharedProject(_)) => {
+                Ok(Self::UnsharedProject)
+            }
+            Some(proto::participant_location::Variant::External(_)) => Ok(Self::External),
+            None => Err(anyhow!("participant location was not provided")),
+        }
+    }
+}
+
+#[derive(Clone, Default)]
+pub struct LocalParticipant {
+    pub projects: Vec<proto::ParticipantProject>,
+    pub active_project: Option<WeakHandle<Project>>,
+}
+
+#[derive(Clone, Debug)]
+pub struct RemoteParticipant {
+    pub user: Arc<User>,
+    pub peer_id: proto::PeerId,
+    pub projects: Vec<proto::ParticipantProject>,
+    pub location: ParticipantLocation,
+    pub participant_index: ParticipantIndex,
+    pub muted: bool,
+    pub speaking: bool,
+    pub video_tracks: HashMap<live_kit_client::Sid, Arc<RemoteVideoTrack>>,
+    pub audio_tracks: HashMap<live_kit_client::Sid, Arc<RemoteAudioTrack>>,
+}
+
+#[derive(Clone)]
+pub struct RemoteVideoTrack {
+    pub(crate) live_kit_track: Arc<live_kit_client::RemoteVideoTrack>,
+}
+
+impl fmt::Debug for RemoteVideoTrack {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        f.debug_struct("RemoteVideoTrack").finish()
+    }
+}
+
+impl RemoteVideoTrack {
+    pub fn frames(&self) -> async_broadcast::Receiver<Frame> {
+        self.live_kit_track.frames()
+    }
+}

crates/gpui2/src/app/entity_map.rs

@@ -323,6 +323,12 @@ impl<T> PartialEq for Handle<T> {
 
 impl<T> Eq for Handle<T> {}
 
+impl<T> PartialEq<WeakHandle<T>> for Handle<T> {
+    fn eq(&self, other: &WeakHandle<T>) -> bool {
+        self.entity_id() == other.entity_id()
+    }
+}
+
 #[derive(Clone)]
 pub struct AnyWeakHandle {
     pub(crate) entity_id: EntityId,
@@ -444,3 +450,9 @@ impl<T> PartialEq for WeakHandle<T> {
 }
 
 impl<T> Eq for WeakHandle<T> {}
+
+impl<T> PartialEq<Handle<T>> for WeakHandle<T> {
+    fn eq(&self, other: &Handle<T>) -> bool {
+        self.entity_id() == other.entity_id()
+    }
+}

crates/zed2/src/main.rs

@@ -111,26 +111,26 @@ fn main() {
         handle_settings_file_changes(user_settings_file_rx, cx);
         // handle_keymap_file_changes(user_keymap_file_rx, cx);
 
-        // let client = client2::Client::new(http.clone(), cx);
+        let client = client2::Client::new(http.clone(), cx);
-        let languages = LanguageRegistry::new(login_shell_env_loaded);
+        let mut languages = LanguageRegistry::new(login_shell_env_loaded);
         let copilot_language_server_id = languages.next_language_server_id();
-        // languages.set_executor(cx.background().clone());
+        languages.set_executor(cx.executor().clone());
-        // languages.set_language_server_download_dir(paths::LANGUAGES_DIR.clone());
+        languages.set_language_server_download_dir(paths::LANGUAGES_DIR.clone());
-        // let languages = Arc::new(languages);
+        let languages = Arc::new(languages);
         let node_runtime = RealNodeRuntime::new(http.clone());
 
-        // languages::init(languages.clone(), node_runtime.clone(), cx);
+        languages2::init(languages.clone(), node_runtime.clone(), cx);
         // let user_store = cx.add_model(|cx| UserStore::new(client.clone(), http.clone(), cx));
         // let workspace_store = cx.add_model(|cx| WorkspaceStore::new(client.clone(), cx));
 
-        // cx.set_global(client.clone());
+        cx.set_global(client.clone());
 
         theme2::init(cx);
         // context_menu::init(cx);
-        // project::Project::init(&client, cx);
+        project2::Project::init(&client, cx);
-        // client::init(&client, cx);
+        client2::init(&client, cx);
         // command_palette::init(cx);
-        // language::init(cx);
+        language2::init(cx);
         // editor::init(cx);
         // go_to_line::init(cx);
         // file_finder::init(cx);
@@ -193,7 +193,7 @@ fn main() {
         // theme_selector::init(cx);
         // activity_indicator::init(cx);
         // language_tools::init(cx);
-        // call::init(app_state.client.clone(), app_state.user_store.clone(), cx);
+        call2::init(app_state.client.clone(), app_state.user_store.clone(), cx);
         // collab_ui::init(&app_state, cx);
         // feedback::init(cx);
         // welcome::init(cx);