package moe.yuuta.workmode

import android.content.BroadcastReceiver
import android.content.Context
import android.content.Intent
import android.content.IntentFilter
import androidx.lifecycle.Lifecycle
import androidx.lifecycle.LifecycleObserver
import androidx.lifecycle.OnLifecycleEvent
import moe.yuuta.workmode.access.AccessorStarter

class LifecycleUIUpdateReceiver(val context: Context, val callback: Callback) : LifecycleObserver {

    @OnLifecycleEvent(Lifecycle.Event.ON_CREATE)
    fun onCreate() {
        val filter = IntentFilter(AccessorStarter.ACTION_UPDATE_UI_STATE)
        filter.addAction(AccessorStarter.ACTION_UPDATE_UI_PROGRESS)
        context.registerReceiver(mUIUpdateReceiver, filter)
    }

    @OnLifecycleEvent(Lifecycle.Event.ON_DESTROY)
    fun onDestroy() {
        context.unregisterReceiver(mUIUpdateReceiver)
    }

    interface Callback {
        fun updateUI(intent: Intent)
    }

    private val mUIUpdateReceiver = object : BroadcastReceiver() {
        override fun onReceive(context: Context?, intent: Intent?) {
            if (intent == null) return
            callback.updateUI(intent)
        }
    }
}