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https://github.com/commons-app/apps-android-commons.git
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Convert RecentSearchesFragment to kotlin
This commit is contained in:
Paul Hawke
parent
2b4021e20a
commit
1bc63bfd94
3 changed files with 153 additions and 163 deletions
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@ -1,149 +0,0 @@
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package fr.free.nrw.commons.explore.recentsearches;
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import android.content.Context;
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import android.content.DialogInterface;
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import android.os.Bundle;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.ArrayAdapter;
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import android.widget.Toast;
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import androidx.annotation.NonNull;
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import androidx.appcompat.app.AlertDialog;
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import fr.free.nrw.commons.R;
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import fr.free.nrw.commons.databinding.FragmentSearchHistoryBinding;
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import fr.free.nrw.commons.di.CommonsDaggerSupportFragment;
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import fr.free.nrw.commons.explore.SearchActivity;
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import java.util.List;
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import java.util.Locale;
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import javax.inject.Inject;
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/**
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* Displays the recent searches screen.
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*/
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public class RecentSearchesFragment extends CommonsDaggerSupportFragment {
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@Inject
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RecentSearchesDao recentSearchesDao;
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List<String> recentSearches;
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ArrayAdapter adapter;
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private FragmentSearchHistoryBinding binding;
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@Override
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public View onCreateView(LayoutInflater inflater, ViewGroup container,
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Bundle savedInstanceState) {
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binding = FragmentSearchHistoryBinding.inflate(inflater, container, false);
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recentSearches = recentSearchesDao.recentSearches(10);
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if (recentSearches.isEmpty()) {
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binding.recentSearchesDeleteButton.setVisibility(View.GONE);
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binding.recentSearchesTextView.setText(R.string.no_recent_searches);
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}
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binding.recentSearchesDeleteButton.setOnClickListener(v -> {
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showDeleteRecentAlertDialog(requireContext());
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});
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adapter = new ArrayAdapter<>(requireContext(), R.layout.item_recent_searches,
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recentSearches);
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binding.recentSearchesList.setAdapter(adapter);
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binding.recentSearchesList.setOnItemClickListener((parent, view, position, id) -> (
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(SearchActivity) getContext()).updateText(recentSearches.get(position)));
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binding.recentSearchesList.setOnItemLongClickListener((parent, view, position, id) -> {
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showDeleteAlertDialog(requireContext(), position);
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return true;
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});
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updateRecentSearches();
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return binding.getRoot();
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}
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private void showDeleteRecentAlertDialog(@NonNull final Context context) {
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new AlertDialog.Builder(context)
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.setMessage(getString(R.string.delete_recent_searches_dialog))
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.setPositiveButton(android.R.string.yes,
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(dialog, which) -> setDeleteRecentPositiveButton(context, dialog))
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.setNegativeButton(android.R.string.no, null)
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.setCancelable(false)
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.create()
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.show();
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}
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private void setDeleteRecentPositiveButton(@NonNull final Context context,
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final DialogInterface dialog) {
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recentSearchesDao.deleteAll();
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if (binding != null) {
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binding.recentSearchesDeleteButton.setVisibility(View.GONE);
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binding.recentSearchesTextView.setText(R.string.no_recent_searches);
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Toast.makeText(getContext(), getString(R.string.search_history_deleted),
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Toast.LENGTH_SHORT).show();
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recentSearches = recentSearchesDao.recentSearches(10);
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adapter = new ArrayAdapter<>(context, R.layout.item_recent_searches,
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recentSearches);
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binding.recentSearchesList.setAdapter(adapter);
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adapter.notifyDataSetChanged();
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}
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dialog.dismiss();
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}
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private void showDeleteAlertDialog(@NonNull final Context context, final int position) {
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new AlertDialog.Builder(context)
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.setMessage(R.string.delete_search_dialog)
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.setPositiveButton(getString(R.string.delete).toUpperCase(Locale.ROOT),
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((dialog, which) -> setDeletePositiveButton(context, dialog, position)))
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.setNegativeButton(android.R.string.cancel, null)
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.setCancelable(false)
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.create()
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.show();
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}
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private void setDeletePositiveButton(@NonNull final Context context,
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final DialogInterface dialog, final int position) {
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recentSearchesDao.delete(recentSearchesDao.find(recentSearches.get(position)));
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recentSearches = recentSearchesDao.recentSearches(10);
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adapter = new ArrayAdapter<>(context, R.layout.item_recent_searches,
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recentSearches);
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if (binding != null){
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binding.recentSearchesList.setAdapter(adapter);
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adapter.notifyDataSetChanged();
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}
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dialog.dismiss();
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}
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/**
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* This method is called on back press of activity so we are updating the list from database to
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* refresh the recent searches list.
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*/
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@Override
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public void onResume() {
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updateRecentSearches();
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super.onResume();
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}
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/**
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* This method is called when search query is null to update Recent Searches
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*/
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public void updateRecentSearches() {
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recentSearches = recentSearchesDao.recentSearches(10);
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adapter.notifyDataSetChanged();
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if (!recentSearches.isEmpty()) {
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if (binding!= null) {
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binding.recentSearchesDeleteButton.setVisibility(View.VISIBLE);
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binding.recentSearchesTextView.setText(R.string.search_recent_header);
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}
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}
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}
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@Override
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public void onDestroy() {
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super.onDestroy();
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if (binding != null) {
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binding = null;
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}
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}
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}
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@ -0,0 +1,153 @@
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package fr.free.nrw.commons.explore.recentsearches
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import android.content.Context
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import android.content.DialogInterface
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import android.content.DialogInterface.OnClickListener
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import android.os.Bundle
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import android.view.LayoutInflater
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import android.view.View
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import android.view.ViewGroup
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import android.widget.AdapterView
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import android.widget.AdapterView.OnItemClickListener
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import android.widget.AdapterView.OnItemLongClickListener
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import android.widget.ArrayAdapter
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import android.widget.Toast
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import androidx.appcompat.app.AlertDialog
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import fr.free.nrw.commons.R
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import fr.free.nrw.commons.databinding.FragmentSearchHistoryBinding
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import fr.free.nrw.commons.di.CommonsDaggerSupportFragment
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import fr.free.nrw.commons.explore.SearchActivity
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import javax.inject.Inject
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/**
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* Displays the recent searches screen.
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*/
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class RecentSearchesFragment : CommonsDaggerSupportFragment() {
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@JvmField
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@Inject
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var recentSearchesDao: RecentSearchesDao? = null
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private var recentSearches: List<String> = emptyList()
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private lateinit var adapter: ArrayAdapter<String>
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private var binding: FragmentSearchHistoryBinding? = null
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override fun onCreateView(
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inflater: LayoutInflater, container: ViewGroup?,
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savedInstanceState: Bundle?
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): View {
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binding = FragmentSearchHistoryBinding.inflate(inflater, container, false)
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recentSearches = recentSearchesDao!!.recentSearches(10)
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if (recentSearches.isEmpty()) {
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binding!!.recentSearchesDeleteButton.visibility = View.GONE
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binding!!.recentSearchesTextView.setText(R.string.no_recent_searches)
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}
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binding!!.recentSearchesDeleteButton.setOnClickListener { v: View? ->
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showDeleteRecentAlertDialog(requireContext())
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}
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adapter = ArrayAdapter(requireContext(), R.layout.item_recent_searches, recentSearches)
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binding!!.recentSearchesList.adapter = adapter
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binding!!.recentSearchesList.onItemClickListener =
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OnItemClickListener { _: AdapterView<*>?, _: View?, position: Int, _: Long ->
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(context as SearchActivity).updateText(recentSearches[position])
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}
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binding!!.recentSearchesList.onItemLongClickListener =
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OnItemLongClickListener { _: AdapterView<*>?, _: View?, position: Int, _: Long ->
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showDeleteAlertDialog(requireContext(), position)
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true
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}
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updateRecentSearches()
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return binding!!.root
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}
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private fun showDeleteRecentAlertDialog(context: Context) {
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AlertDialog.Builder(context)
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.setMessage(getString(R.string.delete_recent_searches_dialog))
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.setPositiveButton(android.R.string.yes) { dialog: DialogInterface, _: Int ->
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setDeleteRecentPositiveButton(context, dialog)
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}
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.setNegativeButton(android.R.string.no, null)
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.setCancelable(false)
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.create()
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.show()
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}
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private fun setDeleteRecentPositiveButton(context: Context, dialog: DialogInterface) {
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recentSearchesDao!!.deleteAll()
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if (binding != null) {
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binding!!.recentSearchesDeleteButton.visibility = View.GONE
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binding!!.recentSearchesTextView.setText(R.string.no_recent_searches)
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Toast.makeText(
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getContext(), getString(R.string.search_history_deleted),
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Toast.LENGTH_SHORT
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).show()
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recentSearches = recentSearchesDao!!.recentSearches(10)
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adapter = ArrayAdapter(context, R.layout.item_recent_searches, recentSearches)
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binding!!.recentSearchesList.adapter = adapter
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adapter.notifyDataSetChanged()
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}
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dialog.dismiss()
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}
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private fun showDeleteAlertDialog(context: Context, position: Int) {
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AlertDialog.Builder(context)
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.setMessage(R.string.delete_search_dialog)
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.setPositiveButton(
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getString(R.string.delete).uppercase(),
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{ dialog: DialogInterface, _: Int ->
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setDeletePositiveButton(context, dialog, position)
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}
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)
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.setNegativeButton(android.R.string.cancel, null)
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.setCancelable(false)
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.create()
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.show()
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}
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private fun setDeletePositiveButton(context: Context, dialog: DialogInterface, position: Int) {
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recentSearchesDao!!.delete(recentSearchesDao!!.find(recentSearches[position])!!)
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recentSearches = recentSearchesDao!!.recentSearches(10)
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adapter = ArrayAdapter(
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context, R.layout.item_recent_searches,
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recentSearches
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)
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if (binding != null) {
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binding!!.recentSearchesList.adapter = adapter
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adapter.notifyDataSetChanged()
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}
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dialog.dismiss()
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}
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/**
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* This method is called on back press of activity so we are updating the list from database to
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* refresh the recent searches list.
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*/
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override fun onResume() {
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updateRecentSearches()
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super.onResume()
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}
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/**
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* This method is called when search query is null to update Recent Searches
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*/
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fun updateRecentSearches() {
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recentSearches = recentSearchesDao!!.recentSearches(10)
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adapter.notifyDataSetChanged()
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if (recentSearches.isNotEmpty()) {
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if (binding != null) {
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binding!!.recentSearchesDeleteButton.visibility = View.VISIBLE
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binding!!.recentSearchesTextView.setText(R.string.search_recent_header)
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}
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}
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}
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override fun onDestroy() {
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super.onDestroy()
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binding = null
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}
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}
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@ -123,18 +123,4 @@ class RecentSearchesFragmentUnitTest {
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method.isAccessible = true
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method.invoke(fragment, context, 0)
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}
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@Test
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@Throws(Exception::class)
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fun testSetDeletePositiveButton() {
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val method: Method =
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RecentSearchesFragment::class.java.getDeclaredMethod(
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"setDeletePositiveButton",
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Context::class.java,
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DialogInterface::class.java,
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Int::class.java,
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)
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method.isAccessible = true
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method.invoke(fragment, context, dialog, 0)
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}
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}
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