package com.example.todo

import android.app.Activity
import android.content.Context
import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
import android.util.Log
import android.view.Gravity
import android.view.View
import android.view.inputmethod.InputMethodManager
import android.widget.Toast
import androidx.lifecycle.Observer
import androidx.lifecycle.ViewModelProvider
import androidx.recyclerview.widget.LinearLayoutManager
import androidx.recyclerview.widget.RecyclerView
import kotlinx.android.synthetic.main.activity_main.*
import java.util.ArrayList

class MainActivity : AppCompatActivity() {

    private lateinit var recyclerView: RecyclerView
    private lateinit var viewAdapter: RecyclerView.Adapter<*>
    private lateinit var viewManager: RecyclerView.LayoutManager
    private lateinit var viewModel : Model

    override fun onCreate(savedInstanceState: Bundle?) {

        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_main)

        viewModel = ViewModelProvider(this).get(Model::class.java)
        viewManager  = LinearLayoutManager(this)
        viewAdapter  = TodoAdapter(viewModel)
        recyclerView = myRycyle // from id activity_main

        recyclerView.apply {
            layoutManager = viewManager
            adapter = viewAdapter
        }


        buttonNew.setOnClickListener{ view->
            val data = newTodo.text.toString()
            if (data.trim().length > 0){
                viewModel.newTodo(newTodo.text.toString())
                hideKeyboard(view)
                newTodo.setText(null)
            }
            else{
                var toast =  Toast.makeText(this,"Tidak Boleh Kosong",Toast.LENGTH_SHORT)
                toast.setGravity(Gravity.TOP,0,100)
                toast.show()
            }
        }

    }
    fun Context.hideKeyboard(view: View) {
        val inputMethodManager = getSystemService(Activity.INPUT_METHOD_SERVICE) as InputMethodManager
        inputMethodManager.hideSoftInputFromWindow(view.windowToken, 0)
    }
}