1package eu.siacs.conversations.ui.adapter;
2
3import android.content.Context;
4import android.content.res.Resources;
5import android.graphics.Bitmap;
6import android.graphics.Typeface;
7import android.graphics.drawable.BitmapDrawable;
8import android.graphics.drawable.Drawable;
9import android.os.AsyncTask;
10import android.support.annotation.NonNull;
11import android.util.Log;
12import android.util.Pair;
13import android.view.LayoutInflater;
14import android.view.View;
15import android.view.ViewGroup;
16import android.widget.ArrayAdapter;
17import android.widget.ImageView;
18import android.widget.TextView;
19
20import java.lang.ref.WeakReference;
21import java.util.List;
22import java.util.concurrent.RejectedExecutionException;
23
24import eu.siacs.conversations.Config;
25import eu.siacs.conversations.R;
26import eu.siacs.conversations.entities.Conversation;
27import eu.siacs.conversations.entities.Message;
28import eu.siacs.conversations.entities.Transferable;
29import eu.siacs.conversations.ui.ConversationFragment;
30import eu.siacs.conversations.ui.XmppActivity;
31import eu.siacs.conversations.ui.util.Color;
32import eu.siacs.conversations.ui.widget.UnreadCountCustomView;
33import eu.siacs.conversations.utils.EmojiWrapper;
34import eu.siacs.conversations.utils.IrregularUnicodeDetector;
35import eu.siacs.conversations.utils.UIHelper;
36import rocks.xmpp.addr.Jid;
37
38public class ConversationAdapter extends ArrayAdapter<Conversation> {
39
40 private XmppActivity activity;
41 private Conversation selectedConversation = null;
42
43 public ConversationAdapter(XmppActivity activity, List<Conversation> conversations) {
44 super(activity, 0, conversations);
45 this.activity = activity;
46 }
47
48 private static boolean cancelPotentialWork(Conversation conversation, ImageView imageView) {
49 final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
50
51 if (bitmapWorkerTask != null) {
52 final Conversation oldConversation = bitmapWorkerTask.conversation;
53 if (oldConversation == null || conversation != oldConversation) {
54 bitmapWorkerTask.cancel(true);
55 } else {
56 return false;
57 }
58 }
59 return true;
60 }
61
62 private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) {
63 if (imageView != null) {
64 final Drawable drawable = imageView.getDrawable();
65 if (drawable instanceof AsyncDrawable) {
66 final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable;
67 return asyncDrawable.getBitmapWorkerTask();
68 }
69 }
70 return null;
71 }
72
73 @Override
74 public @NonNull
75 View getView(int position, View view, @NonNull ViewGroup parent) {
76 if (view == null) {
77 LayoutInflater inflater = (LayoutInflater) activity.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
78 view = inflater.inflate(R.layout.conversation_list_row, parent, false);
79 }
80 ViewHolder viewHolder = ViewHolder.get(view);
81 Conversation conversation = getItem(position);
82 if (conversation == null) {
83 return view;
84 }
85 int c = Color.get(activity, conversation == selectedConversation ? R.attr.color_background_secondary : R.attr.color_background_primary);
86 viewHolder.swipeableItem.setBackgroundColor(c);
87 if (conversation.getMode() == Conversation.MODE_SINGLE || activity.useSubjectToIdentifyConference()) {
88 CharSequence name = conversation.getName();
89 if (name instanceof Jid) {
90 viewHolder.name.setText(IrregularUnicodeDetector.style(activity, (Jid) name));
91 } else {
92 viewHolder.name.setText(EmojiWrapper.transform(name));
93 }
94 } else {
95 viewHolder.name.setText(conversation.getJid().asBareJid().toString());
96 }
97
98 Message message = conversation.getLatestMessage();
99 final int unreadCount = conversation.unreadCount();
100 final boolean isRead = conversation.isRead();
101 final Conversation.Draft draft = isRead ? conversation.getDraft() : null;
102 if (unreadCount > 0) {
103 viewHolder.unreadCount.setVisibility(View.VISIBLE);
104 viewHolder.unreadCount.setUnreadCount(unreadCount);
105 } else {
106 viewHolder.unreadCount.setVisibility(View.GONE);
107 }
108
109 if (isRead) {
110 viewHolder.name.setTypeface(null, Typeface.NORMAL);
111 } else {
112 viewHolder.name.setTypeface(null, Typeface.BOLD);
113 }
114
115 if (draft != null) {
116 viewHolder.lastMessageIcon.setVisibility(View.GONE);
117 viewHolder.lastMessage.setText(EmojiWrapper.transform(draft.getMessage()));
118 viewHolder.sender.setText(R.string.draft);
119 viewHolder.sender.setVisibility(View.VISIBLE);
120 viewHolder.lastMessage.setTypeface(null, Typeface.NORMAL);
121 viewHolder.sender.setTypeface(null, Typeface.ITALIC);
122 } else {
123 final boolean fileAvailable = message.getTransferable() == null || message.getTransferable().getStatus() != Transferable.STATUS_DELETED;
124 final boolean showPreviewText;
125 if (fileAvailable && (message.isFileOrImage() || message.treatAsDownloadable() || message.isGeoUri())) {
126 final int imageResource;
127 if (message.isGeoUri()) {
128 imageResource = activity.getThemeResource(R.attr.ic_attach_location, R.drawable.ic_attach_location);
129 showPreviewText = false;
130 } else {
131 final String mime = message.getMimeType();
132 switch (mime == null ? "" : mime.split("/")[0]) {
133 case "image":
134 imageResource = activity.getThemeResource(R.attr.ic_attach_photo, R.drawable.ic_attach_photo);
135 showPreviewText = false;
136 break;
137 case "video":
138 imageResource = activity.getThemeResource(R.attr.ic_attach_videocam, R.drawable.ic_attach_videocam);
139 showPreviewText = false;
140 break;
141 case "audio":
142 imageResource = activity.getThemeResource(R.attr.ic_attach_record, R.drawable.ic_attach_record);
143 showPreviewText = false;
144 break;
145 default:
146 imageResource = activity.getThemeResource(R.attr.ic_attach_document, R.drawable.ic_attach_document);
147 showPreviewText = true;
148 break;
149 }
150 }
151 viewHolder.lastMessageIcon.setImageResource(imageResource);
152 viewHolder.lastMessageIcon.setVisibility(View.VISIBLE);
153 } else {
154 viewHolder.lastMessageIcon.setVisibility(View.GONE);
155 showPreviewText = true;
156 }
157 final Pair<String, Boolean> preview = UIHelper.getMessagePreview(activity, message);
158 if (showPreviewText) {
159 viewHolder.lastMessage.setText(EmojiWrapper.transform(preview.first));
160 } else {
161 viewHolder.lastMessageIcon.setContentDescription(preview.first);
162 }
163 viewHolder.lastMessage.setVisibility(showPreviewText ? View.VISIBLE : View.GONE);
164 if (preview.second) {
165 if (isRead) {
166 viewHolder.lastMessage.setTypeface(null, Typeface.ITALIC);
167 viewHolder.sender.setTypeface(null, Typeface.NORMAL);
168 } else {
169 viewHolder.lastMessage.setTypeface(null, Typeface.BOLD_ITALIC);
170 viewHolder.sender.setTypeface(null, Typeface.BOLD);
171 }
172 } else {
173 if (isRead) {
174 viewHolder.lastMessage.setTypeface(null, Typeface.NORMAL);
175 viewHolder.sender.setTypeface(null, Typeface.NORMAL);
176 } else {
177 viewHolder.lastMessage.setTypeface(null, Typeface.BOLD);
178 viewHolder.sender.setTypeface(null, Typeface.BOLD);
179 }
180 }
181 if (message.getStatus() == Message.STATUS_RECEIVED) {
182 if (conversation.getMode() == Conversation.MODE_MULTI) {
183 viewHolder.sender.setVisibility(View.VISIBLE);
184 viewHolder.sender.setText(UIHelper.getMessageDisplayName(message).split("\\s+")[0] + ':');
185 } else {
186 viewHolder.sender.setVisibility(View.GONE);
187 }
188 } else if (message.getType() != Message.TYPE_STATUS) {
189 viewHolder.sender.setVisibility(View.VISIBLE);
190 viewHolder.sender.setText(activity.getString(R.string.me) + ':');
191 } else {
192 viewHolder.sender.setVisibility(View.GONE);
193 }
194 }
195
196 long muted_till = conversation.getLongAttribute(Conversation.ATTRIBUTE_MUTED_TILL, 0);
197 if (muted_till == Long.MAX_VALUE) {
198 viewHolder.notificationIcon.setVisibility(View.VISIBLE);
199 int ic_notifications_off = activity.getThemeResource(R.attr.icon_notifications_off, R.drawable.ic_notifications_off_black_24dp);
200 viewHolder.notificationIcon.setImageResource(ic_notifications_off);
201 } else if (muted_till >= System.currentTimeMillis()) {
202 viewHolder.notificationIcon.setVisibility(View.VISIBLE);
203 int ic_notifications_paused = activity.getThemeResource(R.attr.icon_notifications_paused, R.drawable.ic_notifications_paused_black_24dp);
204 viewHolder.notificationIcon.setImageResource(ic_notifications_paused);
205 } else if (conversation.alwaysNotify()) {
206 viewHolder.notificationIcon.setVisibility(View.GONE);
207 } else {
208 viewHolder.notificationIcon.setVisibility(View.VISIBLE);
209 int ic_notifications_none = activity.getThemeResource(R.attr.icon_notifications_none, R.drawable.ic_notifications_none_black_24dp);
210 viewHolder.notificationIcon.setImageResource(ic_notifications_none);
211 }
212
213 long timestamp;
214 if (draft != null) {
215 timestamp = draft.getTimestamp();
216 } else {
217 timestamp = conversation.getLatestMessage().getTimeSent();
218 }
219 viewHolder.timestamp.setText(UIHelper.readableTimeDifference(activity, timestamp));
220 loadAvatar(conversation, viewHolder.avatar);
221
222 return view;
223 }
224
225 @Override
226 public void notifyDataSetChanged() {
227 this.selectedConversation = ConversationFragment.getConversation(activity);
228 super.notifyDataSetChanged();
229 }
230
231 private void loadAvatar(Conversation conversation, ImageView imageView) {
232 if (cancelPotentialWork(conversation, imageView)) {
233 final Bitmap bm = activity.avatarService().get(conversation, activity.getPixel(56), true);
234 if (bm != null) {
235 cancelPotentialWork(conversation, imageView);
236 imageView.setImageBitmap(bm);
237 imageView.setBackgroundColor(0x00000000);
238 } else {
239 imageView.setBackgroundColor(UIHelper.getColorForName(conversation.getName().toString()));
240 imageView.setImageDrawable(null);
241 final BitmapWorkerTask task = new BitmapWorkerTask(imageView);
242 final AsyncDrawable asyncDrawable = new AsyncDrawable(activity.getResources(), null, task);
243 imageView.setImageDrawable(asyncDrawable);
244 try {
245 task.execute(conversation);
246 } catch (final RejectedExecutionException ignored) {
247 }
248 }
249 }
250 }
251
252 public static class ViewHolder {
253 private View swipeableItem;
254 private TextView name;
255 private TextView lastMessage;
256 private ImageView lastMessageIcon;
257 private TextView sender;
258 private TextView timestamp;
259 private ImageView notificationIcon;
260 private UnreadCountCustomView unreadCount;
261 private ImageView avatar;
262
263 private ViewHolder() {
264
265 }
266
267 public static ViewHolder get(View layout) {
268 ViewHolder viewHolder = (ViewHolder) layout.getTag();
269 if (viewHolder == null) {
270 viewHolder = new ViewHolder();
271 viewHolder.swipeableItem = layout.findViewById(R.id.swipeable_item);
272 viewHolder.name = layout.findViewById(R.id.conversation_name);
273 viewHolder.lastMessage = layout.findViewById(R.id.conversation_lastmsg);
274 viewHolder.lastMessageIcon = layout.findViewById(R.id.conversation_lastmsg_img);
275 viewHolder.timestamp = layout.findViewById(R.id.conversation_lastupdate);
276 viewHolder.sender = layout.findViewById(R.id.sender_name);
277 viewHolder.notificationIcon = layout.findViewById(R.id.notification_status);
278 viewHolder.unreadCount = layout.findViewById(R.id.unread_count);
279 viewHolder.avatar = layout.findViewById(R.id.conversation_image);
280 layout.setTag(viewHolder);
281 }
282 return viewHolder;
283 }
284 }
285
286 static class AsyncDrawable extends BitmapDrawable {
287 private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
288
289 public AsyncDrawable(Resources res, Bitmap bitmap, BitmapWorkerTask bitmapWorkerTask) {
290 super(res, bitmap);
291 bitmapWorkerTaskReference = new WeakReference<>(bitmapWorkerTask);
292 }
293
294 public BitmapWorkerTask getBitmapWorkerTask() {
295 return bitmapWorkerTaskReference.get();
296 }
297 }
298
299 class BitmapWorkerTask extends AsyncTask<Conversation, Void, Bitmap> {
300 private final WeakReference<ImageView> imageViewReference;
301 private Conversation conversation = null;
302
303 public BitmapWorkerTask(ImageView imageView) {
304 imageViewReference = new WeakReference<>(imageView);
305 }
306
307 @Override
308 protected Bitmap doInBackground(Conversation... params) {
309 this.conversation = params[0];
310 return activity.avatarService().get(this.conversation, activity.getPixel(56), isCancelled());
311 }
312
313 @Override
314 protected void onPostExecute(Bitmap bitmap) {
315 if (bitmap != null && !isCancelled()) {
316 final ImageView imageView = imageViewReference.get();
317 if (imageView != null) {
318 imageView.setImageBitmap(bitmap);
319 imageView.setBackgroundColor(0x00000000);
320 }
321 }
322 }
323 }
324}