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 : import 'search.dart';
19 :
20 : class ProfileInfoState extends ChangeNotifier {
21 : ProfileServerListState _servers = ProfileServerListState();
22 : ContactListState _contacts = ContactListState();
23 : SearchState _searchState = SearchState();
24 : final String onion;
25 : String _nickname = "";
26 : String _privateName = "";
27 : String _imagePath = "";
28 : String _defaultImagePath = "";
29 : int _unreadMessages = 0;
30 : bool _online = false;
31 : Map<String, FileDownloadProgress> _downloads = Map<String, FileDownloadProgress>();
32 : Map<String, int> _downloadTriggers = Map<String, int>();
33 : ItemScrollController contactListScrollController = new ItemScrollController();
34 : // assume profiles are encrypted...this will be set to false
35 : // in the constructor if the profile is encrypted with the defacto password.
36 : bool _encrypted = true;
37 :
38 : bool _autostart = true;
39 : bool _enabled = false;
40 : bool _appearOffline = false;
41 : bool _appearOfflineAtStartup = false;
42 :
43 0 : ProfileInfoState({
44 : required this.onion,
45 : nickname = "",
46 : privateName = "",
47 : imagePath = "",
48 : defaultImagePath = "",
49 : unreadMessages = 0,
50 : contactsJson = "",
51 : serversJson = "",
52 : online = false,
53 : autostart = true,
54 : encrypted = true,
55 : appearOffline = false,
56 : String,
57 : }) {
58 0 : this._nickname = nickname;
59 0 : this._privateName = privateName;
60 0 : this._imagePath = imagePath;
61 0 : this._defaultImagePath = defaultImagePath;
62 0 : this._unreadMessages = unreadMessages;
63 0 : this._online = online;
64 0 : this._enabled = _enabled;
65 0 : this._autostart = autostart;
66 : if (autostart) {
67 0 : this._enabled = true;
68 : }
69 0 : this._appearOffline = appearOffline;
70 0 : this._appearOfflineAtStartup = appearOffline;
71 0 : this._encrypted = encrypted;
72 :
73 0 : _contacts.connectServers(this._servers);
74 :
75 0 : if (contactsJson != null && contactsJson != "" && contactsJson != "null") {
76 0 : this.replaceServers(serversJson);
77 :
78 0 : List<dynamic> contacts = jsonDecode(contactsJson);
79 0 : this._contacts.addAll(
80 0 : contacts.map((contact) {
81 0 : this._unreadMessages += contact["numUnread"] as int;
82 0 : return ContactInfoState(
83 0 : this.onion,
84 0 : contact["identifier"],
85 0 : contact["onion"],
86 0 : nickname: contact["name"],
87 0 : localNickname: contact["attributes"]?["local.profile.name"] ?? "", // contact may not have a local name
88 0 : status: contact["status"],
89 0 : imagePath: contact["picture"],
90 0 : defaultImagePath: contact["isGroup"] ? contact["picture"] : contact["defaultPicture"],
91 0 : accepted: contact["accepted"],
92 0 : blocked: contact["blocked"],
93 0 : savePeerHistory: contact["saveConversationHistory"],
94 0 : numMessages: contact["numMessages"],
95 0 : numUnread: contact["numUnread"],
96 0 : isGroup: contact["isGroup"],
97 0 : server: contact["groupServer"],
98 0 : archived: contact["isArchived"] == true,
99 0 : lastMessageTime: DateTime.fromMillisecondsSinceEpoch(1000 * int.parse(contact["lastMsgTime"])),
100 0 : pinned: contact["attributes"]?["local.profile.pinned"] == "true",
101 0 : notificationPolicy: contact["notificationPolicy"] ?? "ConversationNotificationPolicy.Default",
102 : );
103 : }),
104 : );
105 :
106 : // dummy set to invoke sort-on-load
107 0 : if (this._contacts.num > 0) {
108 0 : this._contacts.updateLastMessageReceivedTime(this._contacts.contacts.first.identifier, this._contacts.contacts.first.lastMessageReceivedTime);
109 : }
110 : }
111 : }
112 :
113 : // Parse out the server list json into our server info state struct...
114 0 : void replaceServers(String serversJson) {
115 0 : if (serversJson != "" && serversJson != "null") {
116 0 : List<dynamic> servers = jsonDecode(serversJson);
117 0 : this._servers.replace(
118 0 : servers.map((server) {
119 : // TODO Keys...
120 0 : var preSyncStartTime = DateTime.tryParse(server["syncProgress"]["startTime"]);
121 0 : var lastMessageTime = DateTime.tryParse(server["syncProgress"]["lastMessageTime"]);
122 0 : return RemoteServerInfoState(
123 0 : server["onion"],
124 0 : server["identifier"],
125 0 : server["description"],
126 0 : server["status"],
127 : lastPreSyncMessageTime: preSyncStartTime,
128 : mostRecentMessageTime: lastMessageTime,
129 : );
130 : }),
131 : );
132 :
133 0 : this._contacts.contacts.forEach((contact) {
134 0 : if (contact.isGroup) {
135 0 : _servers.addGroup(contact);
136 : }
137 : });
138 :
139 0 : notifyListeners();
140 : }
141 : }
142 :
143 : //
144 0 : void updateServerStatusCache(String server, String status) {
145 0 : this._servers.updateServerState(server, status);
146 0 : notifyListeners();
147 : }
148 :
149 : // Getters and Setters for Online Status
150 0 : bool get isOnline => this._online;
151 :
152 0 : set isOnline(bool newValue) {
153 0 : this._online = newValue;
154 0 : notifyListeners();
155 : }
156 :
157 : // Check encrypted status for profile info screen
158 0 : bool get isEncrypted => this._encrypted;
159 0 : set isEncrypted(bool newValue) {
160 0 : this._encrypted = newValue;
161 0 : notifyListeners();
162 : }
163 :
164 0 : String get nickname => this._nickname;
165 :
166 0 : set nickname(String newValue) {
167 0 : this._nickname = newValue;
168 0 : notifyListeners();
169 : }
170 :
171 0 : String get imagePath => this._imagePath;
172 :
173 0 : set imagePath(String newVal) {
174 0 : this._imagePath = newVal;
175 0 : notifyListeners();
176 : }
177 :
178 0 : bool get enabled => this._enabled;
179 :
180 0 : set enabled(bool newVal) {
181 0 : this._enabled = newVal;
182 0 : notifyListeners();
183 : }
184 :
185 0 : bool get autostart => this._autostart;
186 0 : set autostart(bool newVal) {
187 0 : this._autostart = newVal;
188 0 : notifyListeners();
189 : }
190 :
191 0 : bool get appearOfflineAtStartup => this._appearOfflineAtStartup;
192 0 : set appearOfflineAtStartup(bool newVal) {
193 0 : this._appearOfflineAtStartup = newVal;
194 0 : notifyListeners();
195 : }
196 :
197 0 : bool get appearOffline => this._appearOffline;
198 0 : set appearOffline(bool newVal) {
199 0 : this._appearOffline = newVal;
200 0 : notifyListeners();
201 : }
202 :
203 0 : String get defaultImagePath => this._defaultImagePath;
204 :
205 0 : set defaultImagePath(String newVal) {
206 0 : this._defaultImagePath = newVal;
207 0 : notifyListeners();
208 : }
209 :
210 0 : int get unreadMessages => this._unreadMessages;
211 :
212 0 : set unreadMessages(int newVal) {
213 0 : this._unreadMessages = newVal;
214 0 : notifyListeners();
215 : }
216 :
217 0 : void recountUnread() {
218 0 : this._unreadMessages = _contacts.contacts.fold(0, (i, c) => i + c.unreadMessages);
219 : }
220 :
221 : // Remove a contact from a list. Currently only used when rejecting a group invitation.
222 : // Eventually will also be used for other removals.
223 0 : void removeContact(String handle) {
224 0 : this.contactList.removeContactByHandle(handle);
225 0 : notifyListeners();
226 : }
227 :
228 0 : ContactListState get contactList => this._contacts;
229 :
230 0 : ProfileServerListState get serverList => this._servers;
231 :
232 0 : SearchState get searchState => this._searchState;
233 :
234 0 : List<ContactInfoState> filteredList() {
235 0 : if (!this._searchState.isFiltered) return this._contacts.contacts;
236 0 : return this._contacts.contacts.where((ContactInfoState c) => c.onion.toLowerCase().startsWith(this._searchState.filter) || (c.nickname.toLowerCase().contains(this._searchState.filter))).toList();
237 : }
238 :
239 0 : @override
240 : void dispose() {
241 0 : super.dispose();
242 : }
243 :
244 0 : void updateFrom(String onion, String name, String picture, String contactsJson, String serverJson, bool online) {
245 0 : this._nickname = name;
246 0 : this._imagePath = picture;
247 0 : this._online = online;
248 0 : this._unreadMessages = 0;
249 0 : this.replaceServers(serverJson);
250 :
251 0 : if (contactsJson != "" && contactsJson != "null") {
252 0 : List<dynamic> contacts = jsonDecode(contactsJson);
253 0 : contacts.forEach((contact) {
254 0 : var profileContact = this._contacts.getContact(contact["identifier"]);
255 0 : this._unreadMessages += contact["numUnread"] as int;
256 : if (profileContact != null) {
257 0 : profileContact.status = contact["status"];
258 :
259 0 : var newCount = contact["numMessages"] as int;
260 0 : if (newCount != profileContact.totalMessages) {
261 0 : if (newCount < profileContact.totalMessages) {
262 : // on Android, when sharing a file the UI may be briefly unloaded for the
263 : // OS to display the file management/selection screen. Afterwards a
264 : // call to ReconnectCwtchForeground will be made which will refresh all values (including count of numMessages)
265 : // **at the same time** the foreground will increment .totalMessages and send a new message to the backend.
266 : // This will result in a negative number of messages being calculated here, and an incorrect totalMessage count.
267 : // This bug is exacerbated in debug mode, and when multiple files are sent in succession. Both cases result in multiple ReconnectCwtchForeground
268 : // events that have the potential to conflict with currentMessageCounts.
269 : // 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
270 : // TODO: A true-fix to this bug is to implement a syncing step in the foreground where totalMessages and inFlightMessages can be distinguished
271 : // This requires a change to the backend to confirm submission of an inFlightMessage, which will be implemented in #664
272 0 : EnvironmentConfig.debugLog("Conflicting message counts: $newCount ${profileContact.totalMessages}");
273 0 : newCount = max(newCount, profileContact.totalMessages);
274 : }
275 0 : profileContact.messageCache.addFrontIndexGap(newCount - profileContact.totalMessages);
276 : }
277 0 : profileContact.totalMessages = newCount;
278 0 : profileContact.unreadMessages = contact["numUnread"];
279 0 : profileContact.lastMessageReceivedTime = DateTime.fromMillisecondsSinceEpoch(1000 * int.parse(contact["lastMsgTime"]));
280 : } else {
281 0 : this._contacts.add(
282 0 : ContactInfoState(
283 0 : this.onion,
284 0 : contact["identifier"],
285 0 : contact["onion"],
286 0 : nickname: contact["name"],
287 0 : defaultImagePath: contact["defaultPicture"],
288 0 : status: contact["status"],
289 0 : imagePath: contact["picture"],
290 0 : accepted: contact["accepted"],
291 0 : blocked: contact["blocked"],
292 0 : savePeerHistory: contact["saveConversationHistory"],
293 0 : numMessages: contact["numMessages"],
294 0 : numUnread: contact["numUnread"],
295 0 : isGroup: contact["isGroup"],
296 0 : server: contact["groupServer"],
297 0 : lastMessageTime: DateTime.fromMillisecondsSinceEpoch(1000 * int.parse(contact["lastMsgTime"])),
298 0 : notificationPolicy: contact["notificationPolicy"] ?? "ConversationNotificationPolicy.Default",
299 : ),
300 : );
301 : }
302 : });
303 : }
304 0 : resortContacts();
305 : }
306 :
307 0 : void newMessage(
308 : int identifier,
309 : int messageID,
310 : DateTime timestamp,
311 : String senderHandle,
312 : String senderImage,
313 : bool isAuto,
314 : String data,
315 : String contenthash,
316 : bool selectedProfile,
317 : bool selectedConversation,
318 : ) {
319 : if (!selectedProfile) {
320 0 : unreadMessages++;
321 : }
322 :
323 0 : contactList.newMessage(identifier, messageID, timestamp, senderHandle, senderImage, isAuto, data, contenthash, selectedConversation);
324 0 : notifyListeners();
325 : }
326 :
327 0 : void resortContacts() {
328 0 : _contacts.resort();
329 0 : notifyListeners();
330 : }
331 :
332 0 : void downloadInit(String fileKey, int numChunks) {
333 0 : this._downloads[fileKey] = FileDownloadProgress(numChunks, DateTime.now());
334 0 : notifyListeners();
335 : }
336 :
337 0 : void downloadUpdate(String fileKey, int progress, int numChunks) {
338 0 : if (!downloadActive(fileKey)) {
339 0 : this._downloads[fileKey] = FileDownloadProgress(numChunks, DateTime.now());
340 0 : if (progress < 0) {
341 0 : this._downloads[fileKey]!.interrupted = true;
342 : }
343 : } else {
344 0 : if (this._downloads[fileKey]!.interrupted) {
345 0 : this._downloads[fileKey]!.interrupted = false;
346 : }
347 0 : this._downloads[fileKey]!.chunksDownloaded = progress;
348 0 : this._downloads[fileKey]!.chunksTotal = numChunks;
349 0 : this._downloads[fileKey]!.markUpdate();
350 : }
351 0 : notifyListeners();
352 : }
353 :
354 0 : void downloadMarkManifest(String fileKey) {
355 0 : if (!downloadActive(fileKey)) {
356 0 : this._downloads[fileKey] = FileDownloadProgress(1, DateTime.now());
357 : }
358 0 : this._downloads[fileKey]!.gotManifest = true;
359 0 : this._downloads[fileKey]!.markUpdate();
360 0 : notifyListeners();
361 : }
362 :
363 0 : void downloadMarkFinished(String fileKey, String finalPath) {
364 0 : if (!downloadActive(fileKey)) {
365 : // happens as a result of a CheckDownloadStatus call,
366 : // invoked from a historical (timeline) download message
367 : // so setting numChunks correctly shouldn't matter
368 0 : this.downloadInit(fileKey, 1);
369 : }
370 :
371 : // Update the contact with a custom profile image if we are
372 : // waiting for one...
373 0 : if (this._downloadTriggers.containsKey(fileKey)) {
374 0 : int identifier = this._downloadTriggers[fileKey]!;
375 0 : this.contactList.getContact(identifier)!.imagePath = finalPath;
376 0 : notifyListeners();
377 : }
378 :
379 : // only update if different
380 0 : if (!this._downloads[fileKey]!.complete) {
381 0 : this._downloads[fileKey]!.timeEnd = DateTime.now();
382 0 : this._downloads[fileKey]!.downloadedTo = finalPath;
383 0 : this._downloads[fileKey]!.complete = true;
384 0 : this._downloads[fileKey]!.markUpdate();
385 0 : notifyListeners();
386 : }
387 : }
388 :
389 0 : bool downloadKnown(String fileKey) {
390 0 : return this._downloads.containsKey(fileKey);
391 : }
392 :
393 0 : bool downloadActive(String fileKey) {
394 0 : return this._downloads.containsKey(fileKey) && !this._downloads[fileKey]!.interrupted;
395 : }
396 :
397 0 : bool downloadGotManifest(String fileKey) {
398 0 : return this._downloads.containsKey(fileKey) && this._downloads[fileKey]!.gotManifest;
399 : }
400 :
401 0 : bool downloadComplete(String fileKey) {
402 0 : return this._downloads.containsKey(fileKey) && this._downloads[fileKey]!.complete;
403 : }
404 :
405 0 : bool downloadInterrupted(String fileKey) {
406 0 : if (this._downloads.containsKey(fileKey)) {
407 0 : if (this._downloads[fileKey]!.interrupted) {
408 : return true;
409 : }
410 : }
411 : return false;
412 : }
413 :
414 0 : void downloadMarkResumed(String fileKey) {
415 0 : if (this._downloads.containsKey(fileKey)) {
416 0 : this._downloads[fileKey]!.interrupted = false;
417 0 : this._downloads[fileKey]!.requested = DateTime.now();
418 0 : this._downloads[fileKey]!.markUpdate();
419 0 : notifyListeners();
420 : }
421 : }
422 :
423 0 : double downloadProgress(String fileKey) {
424 0 : return this._downloads.containsKey(fileKey) ? this._downloads[fileKey]!.progress() : 0.0;
425 : }
426 :
427 : // used for loading interrupted download info; use downloadMarkFinished for successful downloads
428 0 : void downloadSetPath(String fileKey, String path) {
429 0 : if (this._downloads.containsKey(fileKey)) {
430 0 : this._downloads[fileKey]!.downloadedTo = path;
431 0 : notifyListeners();
432 : }
433 : }
434 :
435 : // set the download path for the sender
436 0 : void downloadSetPathForSender(String fileKey, String path) {
437 : // we may trigger this event for auto-downloaded receivers too,
438 : // as such we don't assume anything else about the file...other than that
439 : // it exists.
440 0 : if (!this._downloads.containsKey(fileKey)) {
441 : // this will be overwritten by download update if the file is being downloaded
442 0 : this._downloads[fileKey] = FileDownloadProgress(1, DateTime.now());
443 : }
444 0 : this._downloads[fileKey]!.downloadedTo = path;
445 0 : notifyListeners();
446 : }
447 :
448 0 : String? downloadFinalPath(String fileKey) {
449 0 : return this._downloads.containsKey(fileKey) ? this._downloads[fileKey]!.downloadedTo : null;
450 : }
451 :
452 0 : String downloadSpeed(String fileKey) {
453 0 : if (!downloadActive(fileKey) || this._downloads[fileKey]!.chunksDownloaded == 0) {
454 : return "0 B/s";
455 : }
456 0 : var bytes = this._downloads[fileKey]!.chunksDownloaded * 4096;
457 0 : var seconds = (this._downloads[fileKey]!.timeEnd ?? DateTime.now()).difference(this._downloads[fileKey]!.timeStart!).inSeconds;
458 0 : if (seconds == 0) {
459 : return "0 B/s";
460 : }
461 0 : return prettyBytes((bytes / seconds).round()) + "/s";
462 : }
463 :
464 0 : void waitForDownloadComplete(int identifier, String fileKey) {
465 0 : _downloadTriggers[fileKey] = identifier;
466 0 : notifyListeners();
467 : }
468 :
469 0 : int cacheMemUsage() {
470 0 : return _contacts.cacheMemUsage();
471 : }
472 :
473 0 : void downloadReset(String fileKey) {
474 0 : this._downloads.remove(fileKey);
475 0 : notifyListeners();
476 : }
477 :
478 0 : String getPrivateName() {
479 0 : return _privateName;
480 : }
481 :
482 0 : void setPrivateName(String pn) {
483 0 : _privateName = pn;
484 0 : notifyListeners();
485 : }
486 :
487 : // Profile Attributes. Can be set in Profile Edit View...
488 : List<String?> attributes = [null, null, null];
489 0 : void setAttribute(int i, String? value) {
490 0 : this.attributes[i] = value;
491 0 : notifyListeners();
492 : }
493 :
494 : ProfileStatusMenu availabilityStatus = ProfileStatusMenu.available;
495 0 : void setAvailabilityStatus(String status) {
496 : switch (status) {
497 0 : case "available":
498 0 : availabilityStatus = ProfileStatusMenu.available;
499 : break;
500 0 : case "busy":
501 0 : availabilityStatus = ProfileStatusMenu.busy;
502 : break;
503 0 : case "away":
504 0 : availabilityStatus = ProfileStatusMenu.away;
505 : break;
506 : default:
507 : ProfileStatusMenu.available;
508 : }
509 0 : notifyListeners();
510 : }
511 :
512 0 : Color getBorderColor(OpaqueThemeType theme) {
513 0 : switch (this.availabilityStatus) {
514 0 : case ProfileStatusMenu.available:
515 0 : return theme.portraitOnlineBorderColor;
516 0 : case ProfileStatusMenu.away:
517 0 : return theme.portraitOnlineAwayColor;
518 0 : case ProfileStatusMenu.busy:
519 0 : return theme.portraitOnlineBusyColor;
520 : default:
521 0 : throw UnimplementedError("not a valid status");
522 : }
523 : }
524 :
525 : // during deactivation it is possible that the event bus is cleaned up prior to statuses being updated
526 : // this method nicely cleans up our current state so that the UI functions as expected.
527 : // FIXME: Cwtch should be sending these events prior to shutting down the engine...
528 0 : void deactivatePeerEngine(BuildContext context) {
529 0 : Provider.of<FlwtchState>(context, listen: false).cwtch.DeactivatePeerEngine(onion);
530 0 : this.contactList.contacts.forEach((element) {
531 0 : element.status = "Disconnected";
532 : // reset retry time to allow for instant reconnection...
533 0 : element.lastRetryTime = element.loaded;
534 : });
535 0 : this.serverList.servers.forEach((element) {
536 0 : element.status = "Disconnected";
537 : });
538 : }
539 : }
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