Line data Source code
1 : import 'dart:convert';
2 : import 'dart:math';
3 :
4 : import 'package:cwtch/config.dart';
5 : import 'package:cwtch/models/remoteserver.dart';
6 : import 'package:cwtch/models/search.dart';
7 : import 'package:flutter/widgets.dart';
8 : import 'package:provider/provider.dart';
9 : import 'package:scrollable_positioned_list/scrollable_positioned_list.dart';
10 :
11 : import '../main.dart';
12 : import '../themes/opaque.dart';
13 : import '../views/contactsview.dart';
14 : import 'contact.dart';
15 : import 'contactlist.dart';
16 : import 'filedownloadprogress.dart';
17 : import 'profileservers.dart';
18 :
19 : class ProfileInfoState extends ChangeNotifier {
20 : ProfileServerListState _servers = ProfileServerListState();
21 : ContactListState _contacts = ContactListState();
22 : final String onion;
23 : String _nickname = "";
24 : String _privateName = "";
25 : String _imagePath = "";
26 : String _defaultImagePath = "";
27 : int _unreadMessages = 0;
28 : bool _online = false;
29 : Map<String, FileDownloadProgress> _downloads = Map<String, FileDownloadProgress>();
30 : Map<String, int> _downloadTriggers = Map<String, int>();
31 : ItemScrollController contactListScrollController = new ItemScrollController();
32 : // assume profiles are encrypted...this will be set to false
33 : // in the constructor if the profile is encrypted with the defacto password.
34 : bool _encrypted = true;
35 :
36 : bool _autostart = true;
37 : bool _enabled = false;
38 : bool _appearOffline = false;
39 : bool _appearOfflineAtStartup = false;
40 :
41 0 : ProfileInfoState({
42 : required this.onion,
43 : nickname = "",
44 : privateName = "",
45 : imagePath = "",
46 : defaultImagePath = "",
47 : unreadMessages = 0,
48 : contactsJson = "",
49 : serversJson = "",
50 : online = false,
51 : autostart = true,
52 : encrypted = true,
53 : appearOffline = false,
54 : String,
55 : }) {
56 0 : this._nickname = nickname;
57 0 : this._privateName = privateName;
58 0 : this._imagePath = imagePath;
59 0 : this._defaultImagePath = defaultImagePath;
60 0 : this._unreadMessages = unreadMessages;
61 0 : this._online = online;
62 0 : this._enabled = _enabled;
63 0 : this._autostart = autostart;
64 : if (autostart) {
65 0 : this._enabled = true;
66 : }
67 0 : this._appearOffline = appearOffline;
68 0 : this._appearOfflineAtStartup = appearOffline;
69 0 : this._encrypted = encrypted;
70 :
71 0 : _contacts.connectServers(this._servers);
72 :
73 0 : if (contactsJson != null && contactsJson != "" && contactsJson != "null") {
74 0 : this.replaceServers(serversJson);
75 :
76 0 : List<dynamic> contacts = jsonDecode(contactsJson);
77 0 : this._contacts.addAll(contacts.map((contact) {
78 0 : this._unreadMessages += contact["numUnread"] as int;
79 :
80 0 : return ContactInfoState(this.onion, contact["identifier"], contact["onion"],
81 0 : nickname: contact["name"],
82 0 : localNickname: contact["attributes"]?["local.profile.name"] ?? "", // contact may not have a local name
83 0 : status: contact["status"],
84 0 : imagePath: contact["picture"],
85 0 : defaultImagePath: contact["isGroup"] ? contact["picture"] : contact["defaultPicture"],
86 0 : accepted: contact["accepted"],
87 0 : blocked: contact["blocked"],
88 0 : savePeerHistory: contact["saveConversationHistory"],
89 0 : numMessages: contact["numMessages"],
90 0 : numUnread: contact["numUnread"],
91 0 : isGroup: contact["isGroup"],
92 0 : server: contact["groupServer"],
93 0 : archived: contact["isArchived"] == true,
94 0 : lastMessageTime: DateTime.fromMillisecondsSinceEpoch(1000 * int.parse(contact["lastMsgTime"])),
95 0 : pinned: contact["attributes"]?["local.profile.pinned"] == "true",
96 0 : notificationPolicy: contact["notificationPolicy"] ?? "ConversationNotificationPolicy.Default");
97 : }));
98 :
99 : // dummy set to invoke sort-on-load
100 0 : if (this._contacts.num > 0) {
101 0 : this._contacts.updateLastMessageReceivedTime(this._contacts.contacts.first.identifier, this._contacts.contacts.first.lastMessageReceivedTime);
102 : }
103 : }
104 : }
105 :
106 : // Code for managing the state of the profile-wide search feature...
107 : String activeSearchID = "";
108 : List<SearchResult> activeSearchResults = List.empty(growable: true);
109 :
110 0 : void newSearch(String activeSearchID) {
111 0 : this.activeSearchID = activeSearchID;
112 0 : this.activeSearchResults.clear();
113 0 : notifyListeners();
114 : }
115 :
116 0 : void handleSearchResult(String searchID, int conversationIdentifier, int messageIndex) {
117 0 : if (searchID == activeSearchID) {
118 0 : activeSearchResults.add(SearchResult(searchID: searchID, conversationIdentifier: conversationIdentifier, messageIndex: messageIndex));
119 0 : notifyListeners();
120 : }
121 : }
122 :
123 : // Parse out the server list json into our server info state struct...
124 0 : void replaceServers(String serversJson) {
125 0 : if (serversJson != "" && serversJson != "null") {
126 0 : List<dynamic> servers = jsonDecode(serversJson);
127 0 : this._servers.replace(servers.map((server) {
128 : // TODO Keys...
129 0 : var preSyncStartTime = DateTime.tryParse(server["syncProgress"]["startTime"]);
130 0 : var lastMessageTime = DateTime.tryParse(server["syncProgress"]["lastMessageTime"]);
131 0 : return RemoteServerInfoState(server["onion"], server["identifier"], server["description"], server["status"], lastPreSyncMessageTime: preSyncStartTime, mostRecentMessageTime: lastMessageTime);
132 : }));
133 :
134 0 : this._contacts.contacts.forEach((contact) {
135 0 : if (contact.isGroup) {
136 0 : _servers.addGroup(contact);
137 : }
138 : });
139 :
140 0 : notifyListeners();
141 : }
142 : }
143 :
144 : //
145 0 : void updateServerStatusCache(String server, String status) {
146 0 : this._servers.updateServerState(server, status);
147 0 : notifyListeners();
148 : }
149 :
150 : // Getters and Setters for Online Status
151 0 : bool get isOnline => this._online;
152 :
153 0 : set isOnline(bool newValue) {
154 0 : this._online = newValue;
155 0 : notifyListeners();
156 : }
157 :
158 : // Check encrypted status for profile info screen
159 0 : bool get isEncrypted => this._encrypted;
160 0 : set isEncrypted(bool newValue) {
161 0 : this._encrypted = newValue;
162 0 : notifyListeners();
163 : }
164 :
165 0 : String get nickname => this._nickname;
166 :
167 0 : set nickname(String newValue) {
168 0 : this._nickname = newValue;
169 0 : notifyListeners();
170 : }
171 :
172 0 : String get imagePath => this._imagePath;
173 :
174 0 : set imagePath(String newVal) {
175 0 : this._imagePath = newVal;
176 0 : notifyListeners();
177 : }
178 :
179 0 : bool get enabled => this._enabled;
180 :
181 0 : set enabled(bool newVal) {
182 0 : this._enabled = newVal;
183 0 : notifyListeners();
184 : }
185 :
186 0 : bool get autostart => this._autostart;
187 0 : set autostart(bool newVal) {
188 0 : this._autostart = newVal;
189 0 : notifyListeners();
190 : }
191 :
192 0 : bool get appearOfflineAtStartup => this._appearOfflineAtStartup;
193 0 : set appearOfflineAtStartup(bool newVal) {
194 0 : this._appearOfflineAtStartup = newVal;
195 0 : notifyListeners();
196 : }
197 :
198 0 : bool get appearOffline => this._appearOffline;
199 0 : set appearOffline(bool newVal) {
200 0 : this._appearOffline = newVal;
201 0 : notifyListeners();
202 : }
203 :
204 0 : String get defaultImagePath => this._defaultImagePath;
205 :
206 0 : set defaultImagePath(String newVal) {
207 0 : this._defaultImagePath = newVal;
208 0 : notifyListeners();
209 : }
210 :
211 0 : int get unreadMessages => this._unreadMessages;
212 :
213 0 : set unreadMessages(int newVal) {
214 0 : this._unreadMessages = newVal;
215 0 : notifyListeners();
216 : }
217 :
218 0 : void recountUnread() {
219 0 : this._unreadMessages = _contacts.contacts.fold(0, (i, c) => i + c.unreadMessages);
220 : }
221 :
222 : // Remove a contact from a list. Currently only used when rejecting a group invitation.
223 : // Eventually will also be used for other removals.
224 0 : void removeContact(String handle) {
225 0 : this.contactList.removeContactByHandle(handle);
226 0 : notifyListeners();
227 : }
228 :
229 0 : ContactListState get contactList => this._contacts;
230 :
231 0 : ProfileServerListState get serverList => this._servers;
232 :
233 0 : @override
234 : void dispose() {
235 0 : super.dispose();
236 : }
237 :
238 0 : void updateFrom(String onion, String name, String picture, String contactsJson, String serverJson, bool online) {
239 0 : this._nickname = name;
240 0 : this._imagePath = picture;
241 0 : this._online = online;
242 0 : this._unreadMessages = 0;
243 0 : this.replaceServers(serverJson);
244 :
245 0 : if (contactsJson != "" && contactsJson != "null") {
246 0 : List<dynamic> contacts = jsonDecode(contactsJson);
247 0 : contacts.forEach((contact) {
248 0 : var profileContact = this._contacts.getContact(contact["identifier"]);
249 0 : this._unreadMessages += contact["numUnread"] as int;
250 : if (profileContact != null) {
251 0 : profileContact.status = contact["status"];
252 :
253 0 : var newCount = contact["numMessages"] as int;
254 0 : if (newCount != profileContact.totalMessages) {
255 0 : if (newCount < profileContact.totalMessages) {
256 : // on Android, when sharing a file the UI may be briefly unloaded for the
257 : // OS to display the file management/selection screen. Afterwards a
258 : // call to ReconnectCwtchForeground will be made which will refresh all values (including count of numMessages)
259 : // **at the same time** the foreground will increment .totalMessages and send a new message to the backend.
260 : // This will result in a negative number of messages being calculated here, and an incorrect totalMessage count.
261 : // This bug is exacerbated in debug mode, and when multiple files are sent in succession. Both cases result in multiple ReconnectCwtchForeground
262 : // events that have the potential to conflict with currentMessageCounts.
263 : // Note that *if* a new message came in at the same time, we would be unable to distinguish this case - as such this is specific instance of a more general problem
264 : // TODO: A true-fix to this bug is to implement a syncing step in the foreground where totalMessages and inFlightMessages can be distinguished
265 : // This requires a change to the backend to confirm submission of an inFlightMessage, which will be implemented in #664
266 0 : EnvironmentConfig.debugLog("Conflicting message counts: $newCount ${profileContact.totalMessages}");
267 0 : newCount = max(newCount, profileContact.totalMessages);
268 : }
269 0 : profileContact.messageCache.addFrontIndexGap(newCount - profileContact.totalMessages);
270 : }
271 0 : profileContact.totalMessages = newCount;
272 0 : profileContact.unreadMessages = contact["numUnread"];
273 0 : profileContact.lastMessageReceivedTime = DateTime.fromMillisecondsSinceEpoch(1000 * int.parse(contact["lastMsgTime"]));
274 : } else {
275 0 : this._contacts.add(ContactInfoState(
276 0 : this.onion,
277 0 : contact["identifier"],
278 0 : contact["onion"],
279 0 : nickname: contact["name"],
280 0 : defaultImagePath: contact["defaultPicture"],
281 0 : status: contact["status"],
282 0 : imagePath: contact["picture"],
283 0 : accepted: contact["accepted"],
284 0 : blocked: contact["blocked"],
285 0 : savePeerHistory: contact["saveConversationHistory"],
286 0 : numMessages: contact["numMessages"],
287 0 : numUnread: contact["numUnread"],
288 0 : isGroup: contact["isGroup"],
289 0 : server: contact["groupServer"],
290 0 : lastMessageTime: DateTime.fromMillisecondsSinceEpoch(1000 * int.parse(contact["lastMsgTime"])),
291 0 : notificationPolicy: contact["notificationPolicy"] ?? "ConversationNotificationPolicy.Default",
292 : ));
293 : }
294 : });
295 : }
296 0 : this._contacts.resort();
297 : }
298 :
299 0 : void newMessage(
300 : int identifier, int messageID, DateTime timestamp, String senderHandle, String senderImage, bool isAuto, String data, String contenthash, bool selectedProfile, bool selectedConversation) {
301 : if (!selectedProfile) {
302 0 : unreadMessages++;
303 0 : notifyListeners();
304 : }
305 :
306 0 : contactList.newMessage(identifier, messageID, timestamp, senderHandle, senderImage, isAuto, data, contenthash, selectedConversation);
307 : }
308 :
309 0 : void downloadInit(String fileKey, int numChunks) {
310 0 : this._downloads[fileKey] = FileDownloadProgress(numChunks, DateTime.now());
311 0 : notifyListeners();
312 : }
313 :
314 0 : void downloadUpdate(String fileKey, int progress, int numChunks) {
315 0 : if (!downloadActive(fileKey)) {
316 0 : this._downloads[fileKey] = FileDownloadProgress(numChunks, DateTime.now());
317 0 : if (progress < 0) {
318 0 : this._downloads[fileKey]!.interrupted = true;
319 : }
320 : } else {
321 0 : if (this._downloads[fileKey]!.interrupted) {
322 0 : this._downloads[fileKey]!.interrupted = false;
323 : }
324 0 : this._downloads[fileKey]!.chunksDownloaded = progress;
325 0 : this._downloads[fileKey]!.chunksTotal = numChunks;
326 0 : this._downloads[fileKey]!.markUpdate();
327 : }
328 0 : notifyListeners();
329 : }
330 :
331 0 : void downloadMarkManifest(String fileKey) {
332 0 : if (!downloadActive(fileKey)) {
333 0 : this._downloads[fileKey] = FileDownloadProgress(1, DateTime.now());
334 : }
335 0 : this._downloads[fileKey]!.gotManifest = true;
336 0 : this._downloads[fileKey]!.markUpdate();
337 0 : notifyListeners();
338 : }
339 :
340 0 : void downloadMarkFinished(String fileKey, String finalPath) {
341 0 : if (!downloadActive(fileKey)) {
342 : // happens as a result of a CheckDownloadStatus call,
343 : // invoked from a historical (timeline) download message
344 : // so setting numChunks correctly shouldn't matter
345 0 : this.downloadInit(fileKey, 1);
346 : }
347 :
348 : // Update the contact with a custom profile image if we are
349 : // waiting for one...
350 0 : if (this._downloadTriggers.containsKey(fileKey)) {
351 0 : int identifier = this._downloadTriggers[fileKey]!;
352 0 : this.contactList.getContact(identifier)!.imagePath = finalPath;
353 0 : notifyListeners();
354 : }
355 :
356 : // only update if different
357 0 : if (!this._downloads[fileKey]!.complete) {
358 0 : this._downloads[fileKey]!.timeEnd = DateTime.now();
359 0 : this._downloads[fileKey]!.downloadedTo = finalPath;
360 0 : this._downloads[fileKey]!.complete = true;
361 0 : this._downloads[fileKey]!.markUpdate();
362 0 : notifyListeners();
363 : }
364 : }
365 :
366 0 : bool downloadKnown(String fileKey) {
367 0 : return this._downloads.containsKey(fileKey);
368 : }
369 :
370 0 : bool downloadActive(String fileKey) {
371 0 : return this._downloads.containsKey(fileKey) && !this._downloads[fileKey]!.interrupted;
372 : }
373 :
374 0 : bool downloadGotManifest(String fileKey) {
375 0 : return this._downloads.containsKey(fileKey) && this._downloads[fileKey]!.gotManifest;
376 : }
377 :
378 0 : bool downloadComplete(String fileKey) {
379 0 : return this._downloads.containsKey(fileKey) && this._downloads[fileKey]!.complete;
380 : }
381 :
382 0 : bool downloadInterrupted(String fileKey) {
383 0 : if (this._downloads.containsKey(fileKey)) {
384 0 : if (this._downloads[fileKey]!.interrupted) {
385 : return true;
386 : }
387 : }
388 : return false;
389 : }
390 :
391 0 : void downloadMarkResumed(String fileKey) {
392 0 : if (this._downloads.containsKey(fileKey)) {
393 0 : this._downloads[fileKey]!.interrupted = false;
394 0 : this._downloads[fileKey]!.requested = DateTime.now();
395 0 : this._downloads[fileKey]!.markUpdate();
396 0 : notifyListeners();
397 : }
398 : }
399 :
400 0 : double downloadProgress(String fileKey) {
401 0 : return this._downloads.containsKey(fileKey) ? this._downloads[fileKey]!.progress() : 0.0;
402 : }
403 :
404 : // used for loading interrupted download info; use downloadMarkFinished for successful downloads
405 0 : void downloadSetPath(String fileKey, String path) {
406 0 : if (this._downloads.containsKey(fileKey)) {
407 0 : this._downloads[fileKey]!.downloadedTo = path;
408 0 : notifyListeners();
409 : }
410 : }
411 :
412 : // set the download path for the sender
413 0 : void downloadSetPathForSender(String fileKey, String path) {
414 : // we may trigger this event for auto-downloaded receivers too,
415 : // as such we don't assume anything else about the file...other than that
416 : // it exists.
417 0 : if (!this._downloads.containsKey(fileKey)) {
418 : // this will be overwritten by download update if the file is being downloaded
419 0 : this._downloads[fileKey] = FileDownloadProgress(1, DateTime.now());
420 : }
421 0 : this._downloads[fileKey]!.downloadedTo = path;
422 0 : notifyListeners();
423 : }
424 :
425 0 : String? downloadFinalPath(String fileKey) {
426 0 : return this._downloads.containsKey(fileKey) ? this._downloads[fileKey]!.downloadedTo : null;
427 : }
428 :
429 0 : String downloadSpeed(String fileKey) {
430 0 : if (!downloadActive(fileKey) || this._downloads[fileKey]!.chunksDownloaded == 0) {
431 : return "0 B/s";
432 : }
433 0 : var bytes = this._downloads[fileKey]!.chunksDownloaded * 4096;
434 0 : var seconds = (this._downloads[fileKey]!.timeEnd ?? DateTime.now()).difference(this._downloads[fileKey]!.timeStart!).inSeconds;
435 0 : if (seconds == 0) {
436 : return "0 B/s";
437 : }
438 0 : return prettyBytes((bytes / seconds).round()) + "/s";
439 : }
440 :
441 0 : void waitForDownloadComplete(int identifier, String fileKey) {
442 0 : _downloadTriggers[fileKey] = identifier;
443 0 : notifyListeners();
444 : }
445 :
446 0 : int cacheMemUsage() {
447 0 : return _contacts.cacheMemUsage();
448 : }
449 :
450 0 : void downloadReset(String fileKey) {
451 0 : this._downloads.remove(fileKey);
452 0 : notifyListeners();
453 : }
454 :
455 0 : String getPrivateName() {
456 0 : return _privateName;
457 : }
458 :
459 0 : void setPrivateName(String pn) {
460 0 : _privateName = pn;
461 0 : notifyListeners();
462 : }
463 :
464 : // Profile Attributes. Can be set in Profile Edit View...
465 : List<String?> attributes = [null, null, null];
466 0 : void setAttribute(int i, String? value) {
467 0 : this.attributes[i] = value;
468 0 : notifyListeners();
469 : }
470 :
471 : ProfileStatusMenu availabilityStatus = ProfileStatusMenu.available;
472 0 : void setAvailabilityStatus(String status) {
473 : switch (status) {
474 0 : case "available":
475 0 : availabilityStatus = ProfileStatusMenu.available;
476 : break;
477 0 : case "busy":
478 0 : availabilityStatus = ProfileStatusMenu.busy;
479 : break;
480 0 : case "away":
481 0 : availabilityStatus = ProfileStatusMenu.away;
482 : break;
483 : default:
484 : ProfileStatusMenu.available;
485 : }
486 0 : notifyListeners();
487 : }
488 :
489 0 : Color getBorderColor(OpaqueThemeType theme) {
490 0 : switch (this.availabilityStatus) {
491 0 : case ProfileStatusMenu.available:
492 0 : return theme.portraitOnlineBorderColor;
493 0 : case ProfileStatusMenu.away:
494 0 : return theme.portraitOnlineAwayColor;
495 0 : case ProfileStatusMenu.busy:
496 0 : return theme.portraitOnlineBusyColor;
497 : default:
498 0 : throw UnimplementedError("not a valid status");
499 : }
500 : }
501 :
502 : // during deactivation it is possible that the event bus is cleaned up prior to statuses being updated
503 : // this method nicely cleans up our current state so that the UI functions as expected.
504 : // FIXME: Cwtch should be sending these events prior to shutting down the engine...
505 0 : void deactivatePeerEngine(BuildContext context) {
506 0 : Provider.of<FlwtchState>(context, listen: false).cwtch.DeactivatePeerEngine(onion);
507 0 : this.contactList.contacts.forEach((element) {
508 0 : element.status = "Disconnected";
509 : // reset retry time to allow for instant reconnection...
510 0 : element.lastRetryTime = element.loaded;
511 : });
512 0 : this.serverList.servers.forEach((element) {
513 0 : element.status = "Disconnected";
514 : });
515 : }
516 : }
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