1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
|
package de.danoeh.antennapod.fragment;
import android.content.Intent;
import android.os.Bundle;
import androidx.appcompat.app.AppCompatActivity;
import androidx.fragment.app.Fragment;
import androidx.core.view.MenuItemCompat;
import androidx.appcompat.widget.SearchView;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.GridView;
import android.widget.ProgressBar;
import android.widget.TextView;
import de.danoeh.antennapod.R;
import de.danoeh.antennapod.activity.OnlineFeedViewActivity;
import de.danoeh.antennapod.adapter.itunes.ItunesAdapter;
import de.danoeh.antennapod.discovery.PodcastSearchResult;
import de.danoeh.antennapod.discovery.PodcastSearcher;
import de.danoeh.antennapod.discovery.PodcastSearcherRegistry;
import io.reactivex.disposables.Disposable;
import java.util.ArrayList;
import java.util.List;
public class OnlineSearchFragment extends Fragment {
private static final String TAG = "FyydSearchFragment";
private static final String ARG_SEARCHER = "searcher";
private static final String ARG_QUERY = "query";
/**
* Adapter responsible with the search results
*/
private ItunesAdapter adapter;
private PodcastSearcher searchProvider;
private GridView gridView;
private ProgressBar progressBar;
private TextView txtvError;
private Button butRetry;
private TextView txtvEmpty;
/**
* List of podcasts retreived from the search
*/
private List<PodcastSearchResult> searchResults;
private Disposable disposable;
public static OnlineSearchFragment newInstance(Class<? extends PodcastSearcher> searchProvider) {
return newInstance(searchProvider, null);
}
public static OnlineSearchFragment newInstance(Class<? extends PodcastSearcher> searchProvider, String query) {
OnlineSearchFragment fragment = new OnlineSearchFragment();
Bundle arguments = new Bundle();
arguments.putString(ARG_SEARCHER, searchProvider.getName());
arguments.putString(ARG_QUERY, query);
fragment.setArguments(arguments);
return fragment;
}
/**
* Constructor
*/
public OnlineSearchFragment() {
// Required empty public constructor
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setHasOptionsMenu(true);
for (PodcastSearcherRegistry.SearcherInfo info : PodcastSearcherRegistry.getSearchProviders()) {
if (info.searcher.getClass().getName().equals(getArguments().getString(ARG_SEARCHER))) {
searchProvider = info.searcher;
break;
}
}
if (searchProvider == null) {
throw new IllegalArgumentException("Podcast searcher not found");
}
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
// Inflate the layout for this fragment
View root = inflater.inflate(R.layout.fragment_itunes_search, container, false);
((AppCompatActivity) getActivity()).setSupportActionBar(root.findViewById(R.id.toolbar));
gridView = root.findViewById(R.id.gridView);
adapter = new ItunesAdapter(getActivity(), new ArrayList<>());
gridView.setAdapter(adapter);
//Show information about the podcast when the list item is clicked
gridView.setOnItemClickListener((parent, view1, position, id) -> {
PodcastSearchResult podcast = searchResults.get(position);
Intent intent = new Intent(getActivity(), OnlineFeedViewActivity.class);
intent.putExtra(OnlineFeedViewActivity.ARG_FEEDURL, podcast.feedUrl);
startActivity(intent);
});
progressBar = root.findViewById(R.id.progressBar);
txtvError = root.findViewById(R.id.txtvError);
butRetry = root.findViewById(R.id.butRetry);
txtvEmpty = root.findViewById(android.R.id.empty);
txtvEmpty.setText(getString(R.string.search_powered_by, searchProvider.getName()));
return root;
}
@Override
public void onDestroy() {
super.onDestroy();
if (disposable != null) {
disposable.dispose();
}
adapter = null;
}
@Override
public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
super.onCreateOptionsMenu(menu, inflater);
inflater.inflate(R.menu.online_search, menu);
MenuItem searchItem = menu.findItem(R.id.action_search);
final SearchView sv = (SearchView) searchItem.getActionView();
sv.setQueryHint(getString(R.string.search_podcast_hint));
sv.setOnQueryTextListener(new SearchView.OnQueryTextListener() {
@Override
public boolean onQueryTextSubmit(String s) {
sv.clearFocus();
search(s);
return true;
}
@Override
public boolean onQueryTextChange(String s) {
return false;
}
});
searchItem.setOnActionExpandListener(new MenuItem.OnActionExpandListener() {
@Override
public boolean onMenuItemActionExpand(MenuItem item) {
return true;
}
@Override
public boolean onMenuItemActionCollapse(MenuItem item) {
getActivity().getSupportFragmentManager().popBackStack();
return true;
}
});
searchItem.expandActionView();
if (getArguments().getString(ARG_QUERY, null) != null) {
sv.setQuery(getArguments().getString(ARG_QUERY, null), true);
}
}
private void search(String query) {
if (disposable != null) {
disposable.dispose();
}
showOnlyProgressBar();
disposable = searchProvider.search(query).subscribe(result -> {
searchResults = result;
progressBar.setVisibility(View.GONE);
adapter.clear();
adapter.addAll(searchResults);
adapter.notifyDataSetInvalidated();
gridView.setVisibility(!searchResults.isEmpty() ? View.VISIBLE : View.GONE);
txtvEmpty.setVisibility(searchResults.isEmpty() ? View.VISIBLE : View.GONE);
txtvEmpty.setText(getString(R.string.no_results_for_query, query));
}, error -> {
Log.e(TAG, Log.getStackTraceString(error));
progressBar.setVisibility(View.GONE);
txtvError.setText(error.toString());
txtvError.setVisibility(View.VISIBLE);
butRetry.setOnClickListener(v -> search(query));
butRetry.setVisibility(View.VISIBLE);
});
}
private void showOnlyProgressBar() {
gridView.setVisibility(View.GONE);
txtvError.setVisibility(View.GONE);
butRetry.setVisibility(View.GONE);
txtvEmpty.setVisibility(View.GONE);
progressBar.setVisibility(View.VISIBLE);
}
}
|
