feat(notification): add Android chronometer support (#3282)

* feat(notification): add Android chronometer support

* e2e test

---------

Co-authored-by: Lucas Nogueira <lucas@tauri.app>

plugins/notification/android/src/main/java/Notification.kt

@@ -38,6 +38,9 @@ class Notification {
   var sourceJson: String? = null
   var visibility: Int? = null
   var number: Int? = null
+  var `when`: Long? = null
+  var usesChronometer: Boolean = false
+  var chronometerCountDown: Boolean = false
 
   fun getSound(context: Context, defaultSound: Int): String? {
     var soundPath: String? = null

plugins/notification/android/src/main/java/TauriNotificationManager.kt

@@ -199,6 +199,16 @@ class TauriNotificationManager(
     }
     mBuilder.setVisibility(notification.visibility ?: NotificationCompat.VISIBILITY_PRIVATE)
     mBuilder.setOnlyAlertOnce(true)
+
+    // Chronometer support
+    notification.`when`?.let { mBuilder.setWhen(it) }
+    if (notification.usesChronometer) {
+      mBuilder.setUsesChronometer(true)
+    }
+    if (notification.chronometerCountDown) {
+      mBuilder.setChronometerCountDown(true)
+    }
+
     mBuilder.setSmallIcon(notification.getSmallIcon(context, getDefaultSmallIcon(context)))
     mBuilder.setLargeIcon(notification.getLargeIcon(context))
     val iconColor = notification.getIconColor(config?.iconColor ?: "")
@@ -320,6 +330,7 @@ class TauriNotificationManager(
     )
     notificationIntent.putExtra(NOTIFICATION_INTENT_KEY, request.id)
     notificationIntent.putExtra(TimedNotificationPublisher.NOTIFICATION_KEY, notification)
+    notificationIntent.putExtra(TimedNotificationPublisher.CUSTOM_WHEN_KEY, request.`when` != null)
     var flags = PendingIntent.FLAG_CANCEL_CURRENT
     if (SDK_INT >= Build.VERSION_CODES.S) {
       flags = flags or PendingIntent.FLAG_MUTABLE
@@ -481,7 +492,10 @@ class TimedNotificationPublisher : BroadcastReceiver() {
     } else {
       getParcelableExtraLegacy(intent, NOTIFICATION_KEY)
     }
-    notification?.`when` = System.currentTimeMillis()
+    // keep the user provided `when` (e.g. a chronometer target), otherwise show the time it fired
+    if (!intent.getBooleanExtra(CUSTOM_WHEN_KEY, false)) {
+      notification?.`when` = System.currentTimeMillis()
+    }
     val id = intent.getIntExtra(NOTIFICATION_INTENT_KEY, Int.MIN_VALUE)
     if (id == Int.MIN_VALUE) {
       Logger.error(Logger.tags("Notification"), "No valid id supplied", null)
@@ -535,6 +549,7 @@ class TimedNotificationPublisher : BroadcastReceiver() {
   companion object {
     var NOTIFICATION_KEY = "NotificationPublisher.notification"
     var CRON_KEY = "NotificationPublisher.cron"
+    var CUSTOM_WHEN_KEY = "NotificationPublisher.customWhen"
   }
 }