feat(bluetooth): add discoverable & pairable toggles + fix bug where the receiver for bluetooth events is accidentally dropped

cosmic-applet-bluetooth/i18n/en/cosmic_applet_bluetooth.ftl

@@ -7,4 +7,6 @@ confirm = Confirm
 cancel = Cancel
 unsuccessful = Pairing Unsuccessful
 check-device = Make sure {$deviceName} is turned on, in range, and is ready to pair.
-try-again = Try Again
+try-again = Try Again
+discoverable = Discoverable
+pairable = Pairable

cosmic-applet-bluetooth/src/app.rs

@@ -34,19 +34,6 @@ pub fn run() -> cosmic::iced::Result {
     CosmicBluetoothApplet::run(helper.window_settings())
 }
 
-// impl Into<()> for NewConnectionState {
-//     fn into(self) -> AccessPoint {
-//         match self {
-//             NewConnectionState::EnterPassword {
-//                 access_point,
-//                 password,
-//             } => access_point,
-//             NewConnectionState::Waiting(access_point) => access_point,
-//             NewConnectionState::Failure(access_point) => access_point,
-//         }
-//     }
-// }
-
 #[derive(Default)]
 struct CosmicBluetoothApplet {
     icon_name: String,
@@ -151,9 +138,6 @@ impl Application for CosmicBluetoothApplet {
                         BluerRequest::StateUpdate
                             if self.popup.is_some() && self.bluer_sender.is_some() =>
                         {
-                            for device in &self.bluer_state.devices {
-                                dbg!((&device.name, &device.status));
-                            }
                             let tx = self.bluer_sender.as_ref().cloned().unwrap();
                             return Command::perform(
                                 async move {
@@ -172,9 +156,6 @@ impl Application for CosmicBluetoothApplet {
                     self.bluer_state = state;
                 }
                 BluerEvent::DevicesChanged { state } => {
-                    for device in &state.devices {
-                        dbg!(&device.name);
-                    }
                     self.bluer_state = state;
                 }
                 BluerEvent::Finished => {
@@ -372,12 +353,22 @@ impl Application for CosmicBluetoothApplet {
                 }
 
                 let mut content = column![
-                    container(
+                    column![
                         toggler(fl!("bluetooth"), self.bluer_state.bluetooth_enabled, |m| {
                             Message::Request(BluerRequest::SetBluetoothEnabled(m))
                         },)
+                        .width(Length::Fill),
+                        // these are not in the UX mockup, but they are useful imo
+                        toggler(fl!("discoverable"), self.bluer_state.discoverable, |m| {
+                            Message::Request(BluerRequest::SetDiscoverable(m))
+                        },)
+                        .width(Length::Fill),
+                        toggler(fl!("pairable"), self.bluer_state.pairable, |m| {
+                            Message::Request(BluerRequest::SetPairable(m))
+                        },)
                         .width(Length::Fill)
-                    )
+                    ]
+                    .spacing(8)
                     .padding([0, 12]),
                     divider::horizontal::light(),
                     known_bluetooth,

cosmic-applet-bluetooth/src/bluetooth.rs

@@ -67,10 +67,7 @@ async fn start_listening<I: Copy + Debug>(id: I, state: State) -> (Option<(I, Bl
             let event = if let Some(event) = session_rx.recv().await {
                 match event {
                     BluerSessionEvent::ChangesProcessed(state) => {
-                        return (
+                        Some((id, BluerEvent::DevicesChanged { state }))
-                            Some((id, BluerEvent::DevicesChanged { state })),
-                            State::Waiting { session_state },
-                        );
                     }
                     BluerSessionEvent::RequestResponse {
                         req,
@@ -90,7 +87,6 @@ async fn start_listening<I: Copy + Debug>(id: I, state: State) -> (Option<(I, Bl
             } else {
                 return (None, State::Finished);
             };
-
             session_state.rx = Some(session_rx);
             (event, State::Waiting { session_state })
         }
@@ -101,6 +97,8 @@ async fn start_listening<I: Copy + Debug>(id: I, state: State) -> (Option<(I, Bl
 #[derive(Debug, Clone, Hash, Eq, PartialEq)]
 pub enum BluerRequest {
     SetBluetoothEnabled(bool),
+    SetPairable(bool),
+    SetDiscoverable(bool),
     PairDevice(Address),
     ConnectDevice(Address),
     DisconnectDevice(Address),
@@ -130,6 +128,8 @@ pub enum BluerEvent {
 pub struct BluerState {
     pub devices: Vec<BluerDevice>,
     pub bluetooth_enabled: bool,
+    pub discoverable: bool,
+    pub pairable: bool,
 }
 
 #[derive(Debug, Clone)]
@@ -178,6 +178,7 @@ impl BluerDevice {
     }
 }
 
+#[derive(Debug, Clone)]
 pub enum BluerSessionEvent {
     RequestResponse {
         req: BluerRequest,
@@ -334,7 +335,6 @@ impl BluerSessionState {
                         ))
                         .await;
                     let res = rx.recv().await;
-                    dbg!(res);
                     match res {
                         Some(res) if res => Ok(()),
                         _ => Err(bluer::agent::ReqError::Rejected),
@@ -404,8 +404,9 @@ impl BluerSessionState {
             tx,
             active_requests: Arc::new(Mutex::new(HashMap::new())),
         };
-        self_.process_changes();
         self_.process_requests(request_rx);
+        self_.process_changes();
+
         Ok(self_)
     }
 
@@ -433,7 +434,15 @@ impl BluerSessionState {
                         let _ = tx
                             .send(BluerSessionEvent::ChangesProcessed(BluerState {
                                 devices: build_device_list(&adapter_clone).await,
-                                bluetooth_enabled: true,
+                                bluetooth_enabled: adapter_clone
+                                    .is_powered()
+                                    .await
+                                    .unwrap_or_default(),
+                                discoverable: adapter_clone
+                                    .is_discoverable()
+                                    .await
+                                    .unwrap_or_default(),
+                                pairable: adapter_clone.is_pairable().await.unwrap_or_default(),
                             }))
                             .await;
                         // reset timeout
@@ -518,11 +527,25 @@ impl BluerSessionState {
                             }
                         }
                         BluerRequest::StateUpdate => {}
+                        BluerRequest::SetPairable(enabled) => {
+                            let res = adapter_clone.set_pairable(*enabled).await;
+                            if let Err(e) = res {
+                                err_msg = Some(e.to_string());
+                            }
+                        }
+                        BluerRequest::SetDiscoverable(enabled) => {
+                            let res = adapter_clone.set_discoverable(*enabled).await;
+                            if let Err(e) = res {
+                                err_msg = Some(e.to_string());
+                            }
+                        }
                     };
 
                     let state = BluerState {
                         devices: build_device_list(&adapter_clone).await,
                         bluetooth_enabled: adapter_clone.is_powered().await.unwrap_or_default(),
+                        discoverable: adapter_clone.is_discoverable().await.unwrap_or_default(),
+                        pairable: adapter_clone.is_pairable().await.unwrap_or_default(),
                     };
 
                     let _ = tx_clone
@@ -550,6 +573,8 @@ impl BluerSessionState {
             devices: build_device_list(&self.adapter).await,
             // TODO is this a proper way of checking if bluetooth is enabled?
             bluetooth_enabled: self.adapter.is_powered().await.unwrap_or_default(),
+            discoverable: self.adapter.is_discoverable().await.unwrap_or_default(),
+            pairable: self.adapter.is_pairable().await.unwrap_or_default(),
         }
     }
 }