package keijumt.devandroid.viewmodel

import android.os.AsyncTask
import keijumt.devandroid.common.Task
import kotlinx.coroutines.experimental.async
import kotlinx.coroutines.experimental.launch
import javax.inject.Inject

class AsyncViewModel @Inject constructor() : BaseViewModel() {

    fun async() {
        val calc = Task(object : Task.Callback<Int> {
            override fun execute(value: Int) {
                println("callback is ${value}")
            }
        })
        calc.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR)
    }

    fun coroutine() {
        launch {
            val result = calc(3).await() * calc(5).await()
            println(result)
        }
    }

    fun calc(num: Int) = async {
        return@async num * num
    }

    fun rx() {
    }
}