package com.rhm.mysubmission03

import android.os.Bundle
import android.view.View
import androidx.appcompat.app.AppCompatActivity
import androidx.lifecycle.Observer
import androidx.lifecycle.ViewModelProvider
import androidx.recyclerview.widget.LinearLayoutManager
import kotlinx.android.synthetic.main.activity_main.*

class MainActivity : AppCompatActivity() {

    private lateinit var adapterMovie: MovieAdapter
    private lateinit var movieViewModel: MovieViewModel

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_main)
        showMovies()
        supportActionBar?.elevation = 0f
    }

    private fun showMovies() {
        adapterMovie = MovieAdapter()

        rv_movie_tvshow.layoutManager = LinearLayoutManager(this)
        rv_movie_tvshow.adapter = adapterMovie

        movieViewModel = ViewModelProvider(
            this,
            ViewModelProvider.NewInstanceFactory()
        ).get(MovieViewModel::class.java)

        movieViewModel.setMovie()
        showLoading(true)

        movieViewModel.getMovie().observe(this, Observer { movieItems ->
            if (movieItems != null) {
                adapterMovie.setData(movieItems)
                showLoading(false)
            }
        })
    }

    private fun showLoading(state: Boolean) {
        if (state) {
            progressBar.visibility = View.VISIBLE
        } else {
            progressBar.visibility = View.GONE
        }
    }
}