package com.example.hairdryer

import android.app.Activity
import android.media.AudioAttributes
import android.media.SoundPool
import android.os.Bundle
import android.os.Handler
import android.widget.Button
import android.widget.EditText
class MainActivity : Activity() {

    private lateinit var soundPool: SoundPool
    private var soundId = 0
    private var streamId = 0
    private val handler = Handler()

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_main)

        val input = findViewById<EditText>(R.id.timerInput)
        val btn = findViewById<Button>(R.id.startBtn)

        val attrs = AudioAttributes.Builder()
            .setUsage(AudioAttributes.USAGE_MEDIA)
            .setContentType(AudioAttributes.CONTENT_TYPE_MUSIC)
            .build()

        soundPool = SoundPool.Builder()
            .setMaxStreams(1)
            .setAudioAttributes(attrs)
            .build()

        soundId = soundPool.load(this, R.raw.sound, 1)

        btn.setOnClickListener {
            val min = input.text.toString().toIntOrNull() ?: 0
            startLoopingSound(min)
        }
    }

    private fun startLoopingSound(minutes: Int) {
        // Starte Sound in Schleife
        streamId = soundPool.play(soundId, 1f, 1f, 1, -1, 1f) // -1 = loop unendlich

        if (minutes > 0) {
            handler.postDelayed({
                soundPool.stop(streamId)
            }, minutes * 60_000L)
        }
    }

    override fun onDestroy() {
        super.onDestroy()
        soundPool.release()
    }
}