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Convert FavoritesFragment to kotlin

renovate/org.robolectric-robolectric-4.x
Ammar Githam 4 years ago
parent
7f21eed5cf
commit
d284a1901e
1 changed files with 108 additions and 133 deletions
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  1. 239
      app/src/main/java/awais/instagrabber/fragments/FavoritesFragment.kt

239
app/src/main/java/awais/instagrabber/fragments/FavoritesFragment.kt
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@ -1,159 +1,134 @@
package awais.instagrabber.fragments;
import android.content.Context;
import android.os.Bundle;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.fragment.app.Fragment;
import androidx.lifecycle.ViewModelProvider;
import androidx.navigation.NavController;
import androidx.navigation.fragment.NavHostFragment;
import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
import com.google.android.material.dialog.MaterialAlertDialogBuilder;
import java.util.List;
import awais.instagrabber.R;
import awais.instagrabber.adapters.FavoritesAdapter;
import awais.instagrabber.databinding.FragmentFavoritesBinding;
import awais.instagrabber.db.datasources.FavoriteDataSource;
import awais.instagrabber.db.entities.Favorite;
import awais.instagrabber.db.repositories.FavoriteRepository;
import awais.instagrabber.db.repositories.RepositoryCallback;
import awais.instagrabber.viewmodels.FavoritesViewModel;
public class FavoritesFragment extends Fragment {
private static final String TAG = "FavoritesFragment";
private boolean shouldRefresh = true;
private FragmentFavoritesBinding binding;
private RecyclerView root;
private FavoritesViewModel favoritesViewModel;
private FavoritesAdapter adapter;
private FavoriteRepository favoriteRepository;
@Override
public void onCreate(@Nullable final Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
final Context context = getContext();
if (context == null) return;
favoriteRepository = FavoriteRepository.getInstance(FavoriteDataSource.getInstance(context));
package awais.instagrabber.fragments
import android.content.DialogInterface
import android.os.Bundle
import android.util.Log
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import androidx.fragment.app.Fragment
import androidx.lifecycle.ViewModelProvider
import androidx.navigation.fragment.NavHostFragment
import androidx.recyclerview.widget.LinearLayoutManager
import androidx.recyclerview.widget.RecyclerView
import awais.instagrabber.R
import awais.instagrabber.adapters.FavoritesAdapter
import awais.instagrabber.databinding.FragmentFavoritesBinding
import awais.instagrabber.db.datasources.FavoriteDataSource
import awais.instagrabber.db.entities.Favorite
import awais.instagrabber.db.repositories.FavoriteRepository
import awais.instagrabber.db.repositories.RepositoryCallback
import awais.instagrabber.models.enums.FavoriteType
import awais.instagrabber.utils.extensions.TAG
import awais.instagrabber.viewmodels.FavoritesViewModel
import com.google.android.material.dialog.MaterialAlertDialogBuilder
class FavoritesFragment : Fragment() {
private var shouldRefresh = true
private lateinit var binding: FragmentFavoritesBinding
private lateinit var root: RecyclerView
private lateinit var favoritesViewModel: FavoritesViewModel
private lateinit var favoriteRepository: FavoriteRepository
private lateinit var adapter: FavoritesAdapter
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
val context = context ?: return
favoriteRepository = FavoriteRepository.getInstance(FavoriteDataSource.getInstance(context))
favoritesViewModel = ViewModelProvider(this).get(FavoritesViewModel::class.java)
}
@NonNull
@Override
public View onCreateView(@NonNull final LayoutInflater inflater, @Nullable final ViewGroup container, @Nullable final Bundle savedInstanceState) {
if (root != null) {
shouldRefresh = false;
return root;
}
binding = FragmentFavoritesBinding.inflate(getLayoutInflater());
root = binding.getRoot();
binding.favoriteList.setLayoutManager(new LinearLayoutManager(getContext()));
return root;
override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View {
if (this::root.isInitialized) {
shouldRefresh = false
return root
}
binding = FragmentFavoritesBinding.inflate(layoutInflater)
root = binding.root
binding.favoriteList.layoutManager = LinearLayoutManager(context)
return root
}
@Override
public void onViewCreated(@NonNull final View view, @Nullable final Bundle savedInstanceState) {
if (!shouldRefresh) return;
init();
shouldRefresh = false;
override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
if (!shouldRefresh) return
init()
shouldRefresh = false
}
@Override
public void onResume() {
super.onResume();
if (favoritesViewModel == null || adapter == null) return;
override fun onResume() {
super.onResume()
if (!this::adapter.isInitialized) return
// refresh list every time in onViewStateRestored since it is cheaper than implementing pull down to refresh
favoritesViewModel.getList().observe(getViewLifecycleOwner(), adapter::submitList);
favoriteRepository.getAllFavorites(new RepositoryCallback<List<Favorite>>() {
@Override
public void onSuccess(final List<Favorite> favorites) {
favoritesViewModel.getList().postValue(favorites);
favoritesViewModel.list.observe(viewLifecycleOwner, { list: List<Favorite?>? -> adapter.submitList(list) })
favoriteRepository.getAllFavorites(object : RepositoryCallback<List<Favorite>> {
override fun onSuccess(favorites: List<Favorite>) {
favoritesViewModel.list.postValue(favorites)
}
@Override
public void onDataNotAvailable() {}
});
override fun onDataNotAvailable() {}
})
}
private void init() {
favoritesViewModel = new ViewModelProvider(this).get(FavoritesViewModel.class);
adapter = new FavoritesAdapter(model -> {
// navigate
switch (model.getType()) {
case USER: {
final String username = model.getQuery();
private fun init() {
adapter = FavoritesAdapter({ model: Favorite ->
when (model.type) {
FavoriteType.USER -> {
val username = model.query
// Log.d(TAG, "username: " + username);
final NavController navController = NavHostFragment.findNavController(this);
final Bundle bundle = new Bundle();
bundle.putString("username", "@" + username);
navController.navigate(R.id.action_global_profileFragment, bundle);
break;
}
case LOCATION: {
final String locationId = model.getQuery();
val navController = NavHostFragment.findNavController(this)
val bundle = Bundle()
bundle.putString("username", "@$username")
navController.navigate(R.id.action_global_profileFragment, bundle)
}
FavoriteType.LOCATION -> {
val locationId = model.query
// Log.d(TAG, "locationId: " + locationId);
final NavController navController = NavHostFragment.findNavController(this);
final Bundle bundle = new Bundle();
val navController = NavHostFragment.findNavController(this)
val bundle = Bundle()
try {
bundle.putLong("locationId", Long.parseLong(locationId));
navController.navigate(R.id.action_global_locationFragment, bundle);
} catch (Exception e) {
Log.e(TAG, "init: ", e);
return;
bundle.putLong("locationId", locationId.toLong())
navController.navigate(R.id.action_global_locationFragment, bundle)
} catch (e: Exception) {
Log.e(TAG, "init: ", e)
}
break;
}
case HASHTAG: {
final String hashtag = model.getQuery();
FavoriteType.HASHTAG -> {
val hashtag = model.query
// Log.d(TAG, "hashtag: " + hashtag);
final NavController navController = NavHostFragment.findNavController(this);
final Bundle bundle = new Bundle();
bundle.putString("hashtag", "#" + hashtag);
navController.navigate(R.id.action_global_hashTagFragment, bundle);
break;
val navController = NavHostFragment.findNavController(this)
val bundle = Bundle()
bundle.putString("hashtag", "#$hashtag")
navController.navigate(R.id.action_global_hashTagFragment, bundle)
}
default:
// do nothing
else -> {
}
}, model -> {
}
}, { model: Favorite ->
// delete
final Context context = getContext();
if (context == null) return false;
new MaterialAlertDialogBuilder(context)
.setMessage(getString(R.string.quick_access_confirm_delete, model.getQuery()))
.setPositiveButton(R.string.yes, (d, which) -> favoriteRepository
.deleteFavorite(model.getQuery(), model.getType(), new RepositoryCallback<Void>() {
@Override
public void onSuccess(final Void result) {
d.dismiss();
favoriteRepository.getAllFavorites(new RepositoryCallback<List<Favorite>>() {
@Override
public void onSuccess(final List<Favorite> result) {
favoritesViewModel.getList().postValue(result);
val context = context ?: return@FavoritesAdapter false
MaterialAlertDialogBuilder(context)
.setMessage(getString(R.string.quick_access_confirm_delete, model.query))
.setPositiveButton(R.string.yes) { d: DialogInterface, _: Int ->
favoriteRepository.deleteFavorite(model.query, model.type, object : RepositoryCallback<Void> {
override fun onSuccess(result: Void) {
d.dismiss()
favoriteRepository.getAllFavorites(object : RepositoryCallback<List<Favorite>> {
override fun onSuccess(result: List<Favorite>) {
favoritesViewModel.list.postValue(result)
}
@Override
public void onDataNotAvailable() {}
});
override fun onDataNotAvailable() {}
})
}
@Override
public void onDataNotAvailable() {}
}))
override fun onDataNotAvailable() {}
})
}
.setNegativeButton(R.string.no, null)
.show();
return true;
});
binding.favoriteList.setAdapter(adapter);
.show()
true
})
binding.favoriteList.adapter = adapter
}
}
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