import android.app.Notification
import android.app.NotificationChannel
import android.app.NotificationManager
import android.app.PendingIntent
import android.content.Context
import android.content.Intent
import android.os.Build
import android.os.Handler
import android.util.Log
import android.widget.Toast
import androidx.annotation.RequiresApi
import androidx.core.app.NotificationCompat
import androidx.work.Worker
import androidx.work.WorkerParameters

const val CHANNEL_ID = "id"
const val CHANNEL_NAME = "ToastWorker"

@RequiresApi(Build.VERSION_CODES.O)
class ToastWorker(context: Context, workerParams: WorkerParameters) : Worker(context, workerParams) {

    override fun doWork(): Result {
        val message = inputData.getString("message")
        val title = inputData.getString("title")
        val builder = getBuilder(title.toString(), message.toString(), applicationContext)
        notificationManager.notify(0, builder?.build())
        return Result.success()
    }

    private val notificationManager by lazy {
        context.getSystemService(Context.NOTIFICATION_SERVICE)
                as NotificationManager
    }

    private val vibrationPatternArr by lazy {
        longArrayOf(100, 200, 300, 400, 500, 400, 500, 200, 500)
    }

    init {
        val notificationChannel = NotificationChannel(
            CHANNEL_ID,
            CHANNEL_NAME,
            NotificationManager.IMPORTANCE_HIGH
        )

        notificationChannel.enableLights(true)
        notificationChannel.enableVibration(true)
        notificationChannel.vibrationPattern = vibrationPatternArr
        notificationManager.createNotificationChannel(notificationChannel)
    }

    companion object {
        fun getBuilder(title: String, content: String, context: Context): NotificationCompat.Builder? {
            val mainActivityIntent = Intent(context, MainActivity::class.java)
            val pendingIntent = PendingIntent.getActivity(context, 0, mainActivityIntent, PendingIntent.FLAG_UPDATE_CURRENT)

            return NotificationCompat.Builder(
                context.applicationContext, CHANNEL_ID
            ).setContentTitle(title)
                .setContentText(content)
                .setContentIntent(pendingIntent)
                .setSmallIcon(R.mipmap.ic_launcher)
                .setAutoCancel(true)
        }

    }

}