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HomeFragment.kt
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HomeFragment.kt
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package com.dicoding.tourismapp.home
import android.content.Intent
import android.os.Bundle
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import androidx.fragment.app.Fragment
import androidx.lifecycle.Observer
import androidx.lifecycle.ViewModelProvider
import androidx.recyclerview.widget.LinearLayoutManager
import com.dicoding.tourismapp.R
import com.dicoding.tourismapp.core.data.Resource
import com.dicoding.tourismapp.core.ui.TourismAdapter
import com.dicoding.tourismapp.core.ui.ViewModelFactory
import com.dicoding.tourismapp.databinding.FragmentHomeBinding
import com.dicoding.tourismapp.detail.DetailTourismActivity
class HomeFragment : Fragment() {
private lateinit var homeViewModel: HomeViewModel
private var _binding: FragmentHomeBinding? = null
private val binding get() = _binding!!
override fun onCreateView(
inflater: LayoutInflater, container: ViewGroup?,
savedInstanceState: Bundle?
): View? {
_binding = FragmentHomeBinding.inflate(inflater, container, false)
return binding.root
}
override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
super.onViewCreated(view, savedInstanceState)
if (activity != null) {
val tourismAdapter = TourismAdapter()
tourismAdapter.onItemClick = { selectedData ->
val intent = Intent(activity, DetailTourismActivity::class.java)
intent.putExtra(DetailTourismActivity.EXTRA_DATA, selectedData)
startActivity(intent)
}
val factory = ViewModelFactory.getInstance(requireActivity())
homeViewModel = ViewModelProvider(this, factory)[HomeViewModel::class.java]
homeViewModel.tourism.observe(viewLifecycleOwner, Observer{ tourism ->
if (tourism != null) {
when (tourism) {
is Resource.Loading -> binding.progressBar.visibility = View.VISIBLE
is Resource.Success -> {
binding.progressBar.visibility = View.GONE
tourismAdapter.setData(tourism.data)
}
is Resource.Error -> {
binding.progressBar.visibility = View.GONE
binding.viewError.root.visibility = View.VISIBLE
binding.viewError.tvError.text = tourism.message ?: getString(R.string.something_wrong)
}
}
}
})
with(binding.rvTourism) {
layoutManager = LinearLayoutManager(context)
setHasFixedSize(true)
adapter = tourismAdapter
}
}
}
override fun onDestroyView() {
super.onDestroyView()
_binding = null
}
}