Bangle.js: added missed call notification (#4686)

Add an option to receive missed call notifications. See [https://github.com/orgs/espruino/discussions/7718](https://github.com/orgs/espruino/discussions/7718)

Reviewed-on: https://codeberg.org/Freeyourgadget/Gadgetbridge/pulls/4686
Co-authored-by: umpfel <umpfel@noreply.codeberg.org>
Co-committed-by: umpfel <umpfel@noreply.codeberg.org>

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/banglejs/BangleJSConstants.java

@@ -29,4 +29,6 @@ public final class BangleJSConstants {
     public static final String PREF_BANGLEJS_ACTIVITY_FULL_SYNC_STATUS = "pref_banglejs_activity_full_sync_status";
     public static final String PREF_BANGLEJS_ACTIVITY_FULL_SYNC_START = "pref_banglejs_activity_full_sync_start";
     public static final String PREF_BANGLEJS_ACTIVITY_FULL_SYNC_STOP = "pref_banglejs_activity_full_sync_stop";
+    public static final String PREF_BANGLEJS_NOTIFICATION_MISSED_CALL_ENABLE = "pref_notification_enable_missed_call";
+
 }

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/banglejs/BangleJSCoordinator.java

@@ -231,6 +231,7 @@ public class BangleJSCoordinator extends AbstractBLEDeviceCoordinator {
         settings.add(R.xml.devicesettings_text_bitmaps);
         settings.add(R.xml.devicesettings_transliteration);
         settings.add(R.xml.devicesettings_canned_reply_16);
+        settings.add(R.xml.devicesettings_banglejs_notifications);
 
         settings.add(R.xml.devicesettings_header_calendar);
         settings.add(R.xml.devicesettings_sync_calendar);

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/banglejs/BangleJSDeviceSupport.java

@@ -31,6 +31,7 @@ import static nodomain.freeyourgadget.gadgetbridge.activities.devicesettings.Dev
 import static nodomain.freeyourgadget.gadgetbridge.database.DBHelper.getUser;
 import static nodomain.freeyourgadget.gadgetbridge.devices.banglejs.BangleJSConstants.PREF_BANGLEJS_ACTIVITY_FULL_SYNC_START;
 import static nodomain.freeyourgadget.gadgetbridge.devices.banglejs.BangleJSConstants.PREF_BANGLEJS_ACTIVITY_FULL_SYNC_STATUS;
+import static nodomain.freeyourgadget.gadgetbridge.devices.banglejs.BangleJSConstants.PREF_BANGLEJS_NOTIFICATION_MISSED_CALL_ENABLE;
 
 import android.bluetooth.BluetoothGatt;
 import android.bluetooth.BluetoothGattCharacteristic;
@@ -48,6 +49,7 @@ import android.location.Location;
 import android.net.Uri;
 import android.os.Build;
 import android.os.Bundle;
+import android.os.Handler;
 import android.util.Base64;
 import android.widget.Toast;
 
@@ -174,6 +176,9 @@ public class BangleJSDeviceSupport extends AbstractBTLEDeviceSupport {
     /// Last battery percentage reported (or -1) to help with smoothing reported battery levels
     private int lastBatteryPercent = -1;
 
+    private boolean isMissedCall = false;
+    private final Handler handler = new Handler();
+
     private final LimitedQueue<Integer, Long> mNotificationReplyAction = new LimitedQueue<>(16);
 
     private boolean gpsUpdateSetup = false;
@@ -211,6 +216,7 @@ public class BangleJSDeviceSupport extends AbstractBTLEDeviceSupport {
         stopGlobalUartReceiver();
         stopLocationUpdate();
         stopRequestQueue();
+        handler.removeCallbacksAndMessages(null);
     }
 
     private void stopGlobalUartReceiver(){
@@ -1573,6 +1579,46 @@ public class BangleJSDeviceSupport extends AbstractBTLEDeviceSupport {
     @Override
     public void onSetCallState(CallSpec callSpec) {
         try {
+            final boolean enableMissedCall = GBApplication.getDeviceSpecificSharedPrefs(gbDevice.getAddress()).getBoolean(PREF_BANGLEJS_NOTIFICATION_MISSED_CALL_ENABLE, false);
+            switch (callSpec.command) {
+                case CallSpec.CALL_INCOMING:
+                    // possible missed call
+                    isMissedCall = true;
+                    break;
+                case CallSpec.CALL_END:
+                    if (isMissedCall) {
+                        LOG.info("Missed call");
+                        isMissedCall = false;
+                        if (enableMissedCall) {
+                            NotificationSpec notificationSpec = new NotificationSpec();
+                            notificationSpec.sourceName = getContext().getString(R.string.banglejs_notification_missed_call_source);
+                            notificationSpec.title =  getContext().getString(R.string.banglejs_notification_missed_call_title);
+                            notificationSpec.subject = getContext().getString(R.string.banglejs_notification_missed_call_title);
+                            if (callSpec.name == null && callSpec.number == null) {
+                                notificationSpec.body = getContext().getString(R.string.banglejs_notification_missed_call_suppressed_caller_id);
+                            }else if (callSpec.name == null) {
+                                notificationSpec.sender = callSpec.number;
+                                notificationSpec.body = callSpec.number;
+                                notificationSpec.phoneNumber = callSpec.number;
+                            } else {
+                                notificationSpec.sender = callSpec.name;
+                                notificationSpec.body = callSpec.name + "\n" + callSpec.number;
+                                notificationSpec.phoneNumber = callSpec.number;
+                            }
+
+                            handler.postDelayed(() -> {
+                                onNotification(notificationSpec);
+                            }, 1000L);
+
+                        } else {
+                            LOG.info("Ignoring missed call");
+                        }
+                    }
+                    break;
+                default:
+                    isMissedCall = false;
+                    break;
+            }
             JSONObject o = new JSONObject();
             o.put("t", "call");
             String cmdName = "";

app/src/main/res/values/strings.xml

@@ -3768,4 +3768,7 @@
     <string name="huawei_stress_calibrate_again">Calibrate again</string>
     <string name="huawei_stress_calibrate_adjust_score">Adjust score</string>
 
+    <string name="banglejs_notification_missed_call_title">Missed call</string>
+    <string name="banglejs_notification_missed_call_source">Incoming call</string>
+    <string name="banglejs_notification_missed_call_suppressed_caller_id">Unknown caller. ID is suppressed</string>
 </resources>

app/src/main/res/xml/devicesettings_banglejs_notifications.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.preference.PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
+    <SwitchPreferenceCompat
+        android:defaultValue="false"
+        android:icon="@drawable/ic_phone"
+        android:key="pref_notification_enable_missed_call"
+        android:layout="@layout/preference_checkbox"
+        android:title="@string/pref_notifications_and_calls_enable_misscall" />
+</androidx.preference.PreferenceScreen>