Create `NotificationChannel` helper class

1 files changed, 61 insertions, 0 deletions

diff --git a/android/src/main/kotlin/net/mullvad/mullvadvpn/service/notifications/NotificationChannel.kt b/android/src/main/kotlin/net/mullvad/mullvadvpn/service/notifications/NotificationChannel.kt
new file mode 100644
index 0000000000..2546c8955f
--- /dev/null
+++ b/android/src/main/kotlin/net/mullvad/mullvadvpn/service/notifications/NotificationChannel.kt
@@ -0,0 +1,61 @@
+package net.mullvad.mullvadvpn.service.notifications
+
+import android.app.Notification
+import android.app.NotificationChannel
+import android.app.NotificationManager
+import android.app.PendingIntent
+import android.content.Context
+import android.os.Build
+import android.support.v4.app.NotificationCompat
+import net.mullvad.mullvadvpn.R
+
+class NotificationChannel(
+    val context: Context,
+    val id: String,
+    val name: Int,
+    val description: Int,
+    val importance: Int
+) {
+    private val badgeColor by lazy {
+        context.resources.getColor(R.color.colorPrimary)
+    }
+
+    val notificationManager =
+        context.getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
+
+    init {
+        if (Build.VERSION.SDK_INT >= 26) {
+            val channelName = context.getString(name)
+            val channelDescription = context.getString(description)
+
+            val channel = NotificationChannel(id, channelName, importance).apply {
+                description = channelDescription
+                setShowBadge(true)
+            }
+
+            notificationManager.createNotificationChannel(channel)
+        }
+    }
+
+    fun buildNotification(intent: PendingIntent, title: Int): Notification {
+        return buildNotification(intent, title, emptyList())
+    }
+
+    fun buildNotification(
+        pendingIntent: PendingIntent,
+        title: Int,
+        actions: List<NotificationCompat.Action>
+    ): Notification {
+        val builder = NotificationCompat.Builder(context, id)
+            .setSmallIcon(R.drawable.small_logo_black)
+            .setColor(badgeColor)
+            .setContentTitle(context.getString(title))
+            .setContentIntent(pendingIntent)
+
+        for (action in actions) {
+            builder.addAction(action)
+        }
+
+        return builder.build()
+    }
+}