ref

app/src/main/java/me/lucky/wasted/AppNotificationManager.kt

@@ -10,11 +10,7 @@ class AppNotificationManager(private val ctx: Context) {
         const val CHANNEL_DEFAULT_ID = "default"
     }
 
-    private var manager: NotificationManager? = null
-
-    init {
-        manager = ctx.getSystemService(NotificationManager::class.java)
-    }
+    private val manager = ctx.getSystemService(NotificationManager::class.java)
 
     fun createNotificationChannels() {
         if (Build.VERSION.SDK_INT < Build.VERSION_CODES.O) return

app/src/main/java/me/lucky/wasted/DeviceAdminManager.kt

@@ -7,14 +7,10 @@ import android.content.Intent
 import android.os.Build
 
 class DeviceAdminManager(private val ctx: Context) {
-    private var dpm: DevicePolicyManager? = null
+    private val dpm = ctx.getSystemService(DevicePolicyManager::class.java)
     private val deviceAdmin by lazy { ComponentName(ctx, DeviceAdminReceiver::class.java) }
     private val prefs by lazy { Preferences(ctx) }
 
-    init {
-        dpm = ctx.getSystemService(DevicePolicyManager::class.java)
-    }
-
     fun remove() = dpm?.removeActiveAdmin(deviceAdmin)
     fun isActive(): Boolean = dpm?.isAdminActive(deviceAdmin) ?: false
     fun getCurrentFailedPasswordAttempts(): Int = dpm?.currentFailedPasswordAttempts ?: 0

app/src/main/java/me/lucky/wasted/WipeJobManager.kt

@@ -11,11 +11,7 @@ class WipeJobManager(private val ctx: Context) {
         private const val JOB_ID = 1000
     }
     private val prefs by lazy { Preferences(ctx) }
-    private var scheduler: JobScheduler? = null
-
-    init {
-        scheduler = ctx.getSystemService(JobScheduler::class.java)
-    }
+    private val scheduler = ctx.getSystemService(JobScheduler::class.java)
 
     fun schedule(): Int {
         return scheduler?.schedule(