summary refs log tree commit diff
path: root/src/timeline/TimelineModel.h
blob: 334a4d6f9a6a0e1874bb984ae1ce1b5cfb856ae5 (plain) (blame)
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
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
// SPDX-FileCopyrightText: 2021 Nheko Contributors
// SPDX-FileCopyrightText: 2022 Nheko Contributors
// SPDX-FileCopyrightText: 2023 Nheko Contributors
//
// SPDX-License-Identifier: GPL-3.0-or-later

#pragma once

#include <QAbstractListModel>
#include <QColor>
#include <QDate>
#include <QSet>
#include <QTimer>
#include <QVariant>

#include <mtxclient/http/errors.hpp>

#include "CacheCryptoStructs.h"
#include "CacheStructs.h"
#include "EventStore.h"
#include "InputBar.h"
#include "InviteesModel.h"
#include "MemberList.h"
#include "Permissions.h"
#include "ReadReceiptsModel.h"
#include "ui/RoomSummary.h"

namespace mtx::http {
using RequestErr = const std::optional<mtx::http::ClientError> &;
}
namespace mtx::responses {
struct Timeline;
struct Messages;
struct ClaimKeys;
struct StateEvents;
}
struct RelatedInfo;

namespace qml_mtx_events {
Q_NAMESPACE

enum EventType
{
    // Unsupported event
    Unsupported,
    /// m.room_key_request
    KeyRequest,
    /// m.reaction,
    Reaction,
    /// m.room.aliases
    Aliases,
    /// m.room.avatar
    Avatar,
    /// m.call.invite
    CallInvite,
    /// m.call.answer
    CallAnswer,
    /// m.call.hangup
    CallHangUp,
    /// m.call.candidates
    CallCandidates,
    /// m.call.select_answer
    CallSelectAnswer,
    /// m.call.reject
    CallReject,
    /// m.call.negotiate
    CallNegotiate,
    /// m.room.canonical_alias
    CanonicalAlias,
    /// m.room.create
    RoomCreate,
    /// m.room.encrypted.
    Encrypted,
    /// m.room.encryption.
    Encryption,
    /// m.room.guest_access
    RoomGuestAccess,
    /// m.room.history_visibility
    RoomHistoryVisibility,
    /// m.room.join_rules
    RoomJoinRules,
    /// m.room.member
    Member,
    /// m.room.name
    Name,
    /// m.room.power_levels
    PowerLevels,
    /// m.room.tombstone
    Tombstone,
    /// m.room.topic
    Topic,
    /// m.room.redaction
    Redaction,
    /// m.room.pinned_events
    PinnedEvents,
    // m.sticker
    Sticker,
    // m.tag
    Tag,
    // m.widget
    Widget,
    /// m.room.message
    AudioMessage,
    ConfettiMessage,
    EmoteMessage,
    FileMessage,
    ImageMessage,
    LocationMessage,
    NoticeMessage,
    TextMessage,
    VideoMessage,
    Redacted,
    UnknownMessage,
    KeyVerificationRequest,
    KeyVerificationStart,
    KeyVerificationMac,
    KeyVerificationAccept,
    KeyVerificationCancel,
    KeyVerificationKey,
    KeyVerificationDone,
    KeyVerificationReady,
    //! m.image_pack, currently im.ponies.room_emotes
    ImagePackInRoom,
    //! m.image_pack, currently im.ponies.user_emotes
    ImagePackInAccountData,
    //! m.image_pack.rooms, currently im.ponies.emote_rooms
    ImagePackRooms,
    // m.policy.rule.user
    PolicyRuleUser,
    // m.policy.rule.room
    PolicyRuleRoom,
    // m.policy.rule.server
    PolicyRuleServer,
    // m.space.parent
    SpaceParent,
    // m.space.child
    SpaceChild,
};
Q_ENUM_NS(EventType)
mtx::events::EventType fromRoomEventType(qml_mtx_events::EventType);
qml_mtx_events::EventType
toRoomEventType(mtx::events::EventType e);

enum EventState
{
    //! The plaintext message was received by the server.
    Received,
    //! At least one of the participants has read the message.
    Read,
    //! The client sent the message. Not yet received.
    Sent,
    //! The client sent the message, but it failed.
    Failed,
    //! When the message is loaded from cache or backfill.
    Empty,
};
Q_ENUM_NS(EventState)

enum NotificationLevel
{
    Nothing,
    Notify,
    Highlight,
};
Q_ENUM_NS(NotificationLevel)
}

class StateKeeper
{
public:
    StateKeeper(std::function<void()> &&fn)
      : fn_(std::move(fn))
    {
    }

    ~StateKeeper() { fn_(); }

private:
    std::function<void()> fn_;
};

struct DecryptionResult
{
    //! The decrypted content as a normal plaintext event.
    mtx::events::collections::TimelineEvents event;
    //! Whether or not the decryption was successful.
    bool isDecrypted = false;
};

class TimelineViewManager;

class TimelineModel final : public QAbstractListModel
{
    Q_OBJECT
    Q_PROPERTY(int currentIndex READ currentIndex WRITE setCurrentIndex NOTIFY currentIndexChanged)
    Q_PROPERTY(std::vector<QString> typingUsers READ typingUsers WRITE updateTypingUsers NOTIFY
                 typingUsersChanged)
    Q_PROPERTY(QString scrollTarget READ scrollTarget NOTIFY scrollTargetChanged)
    Q_PROPERTY(QString reply READ reply WRITE setReply NOTIFY replyChanged RESET resetReply)
    Q_PROPERTY(QString edit READ edit WRITE setEdit NOTIFY editChanged RESET resetEdit)
    Q_PROPERTY(QString thread READ thread WRITE setThread NOTIFY threadChanged RESET resetThread)
    Q_PROPERTY(
      bool paginationInProgress READ paginationInProgress NOTIFY paginationInProgressChanged)
    Q_PROPERTY(QString roomId READ roomId CONSTANT)
    Q_PROPERTY(QString roomName READ roomName NOTIFY roomNameChanged)
    Q_PROPERTY(QString plainRoomName READ plainRoomName NOTIFY roomNameChanged)
    Q_PROPERTY(QString roomAvatarUrl READ roomAvatarUrl NOTIFY roomAvatarUrlChanged)
    Q_PROPERTY(QString roomTopic READ roomTopic NOTIFY roomTopicChanged)
    Q_PROPERTY(QStringList pinnedMessages READ pinnedMessages NOTIFY pinnedMessagesChanged)
    Q_PROPERTY(QStringList widgetLinks READ widgetLinks NOTIFY widgetLinksChanged)
    Q_PROPERTY(int roomMemberCount READ roomMemberCount NOTIFY roomMemberCountChanged)
    Q_PROPERTY(bool isEncrypted READ isEncrypted NOTIFY encryptionChanged)
    Q_PROPERTY(QString fullyReadEventId READ fullyReadEventId NOTIFY fullyReadEventIdChanged)
    Q_PROPERTY(bool isSpace READ isSpace CONSTANT)
    Q_PROPERTY(int trustlevel READ trustlevel NOTIFY trustlevelChanged)
    Q_PROPERTY(bool isDirect READ isDirect NOTIFY isDirectChanged)
    Q_PROPERTY(
      QString directChatOtherUserId READ directChatOtherUserId NOTIFY directChatOtherUserIdChanged)
    Q_PROPERTY(InputBar *input READ input CONSTANT)
    Q_PROPERTY(Permissions *permissions READ permissions NOTIFY permissionsChanged)
    Q_PROPERTY(RoomSummary *parentSpace READ parentSpace NOTIFY parentSpaceChanged)

public:
    explicit TimelineModel(TimelineViewManager *manager,
                           QString room_id,
                           QObject *parent = nullptr);

    enum Roles
    {
        Type,
        TypeString,
        IsOnlyEmoji,
        Body,
        FormattedBody,
        IsSender,
        UserId,
        UserName,
        Day,
        Timestamp,
        Url,
        ThumbnailUrl,
        Duration,
        Blurhash,
        Filename,
        Filesize,
        MimeType,
        OriginalHeight,
        OriginalWidth,
        ProportionalHeight,
        EventId,
        State,
        IsEdited,
        IsEditable,
        IsEncrypted,
        IsStateEvent,
        Trustlevel,
        Notificationlevel,
        EncryptionError,
        ReplyTo,
        ThreadId,
        Reactions,
        RoomId,
        RoomName,
        RoomTopic,
        CallType,
        Dump,
        RelatedEventCacheBuster,
    };
    Q_ENUM(Roles);

    QHash<int, QByteArray> roleNames() const override;
    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
    QVariant data(const mtx::events::collections::TimelineEvents &event, int role) const;
    Q_INVOKABLE QVariant dataById(const QString &id, int role, const QString &relatedTo);
    Q_INVOKABLE QVariant dataByIndex(int i, int role = Qt::DisplayRole) const
    {
        return data(index(i), role);
    }

    bool canFetchMore(const QModelIndex &) const override;
    void fetchMore(const QModelIndex &) override;

    static QString getBareRoomLink(const QString &);
    static QString getRoomVias(const QString &);

    Q_INVOKABLE QString displayName(const QString &id) const;
    Q_INVOKABLE QString avatarUrl(const QString &id) const;
    Q_INVOKABLE QString formatDateSeparator(QDate date) const;
    Q_INVOKABLE QString formatTypingUsers(const std::vector<QString> &users, const QColor &bg);
    Q_INVOKABLE bool showAcceptKnockButton(const QString &id);
    Q_INVOKABLE void acceptKnock(const QString &id);
    Q_INVOKABLE void joinReplacementRoom(const QString &id);
    Q_INVOKABLE QString formatMemberEvent(const QString &id);
    Q_INVOKABLE QString formatJoinRuleEvent(const QString &id);
    Q_INVOKABLE QString formatHistoryVisibilityEvent(const QString &id);
    Q_INVOKABLE QString formatGuestAccessEvent(const QString &id);
    Q_INVOKABLE QString formatPowerLevelEvent(const QString &id);
    Q_INVOKABLE QString formatImagePackEvent(const QString &id);
    Q_INVOKABLE QString formatPolicyRule(const QString &id);
    Q_INVOKABLE QVariantMap formatRedactedEvent(const QString &id);

    Q_INVOKABLE void viewRawMessage(const QString &id);
    Q_INVOKABLE void forwardMessage(const QString &eventId, QString roomId);
    Q_INVOKABLE void viewDecryptedRawMessage(const QString &id);
    Q_INVOKABLE void openUserProfile(QString userid);
    Q_INVOKABLE void unpin(const QString &id);
    Q_INVOKABLE void pin(const QString &id);
    Q_INVOKABLE void showReadReceipts(const QString &id);
    Q_INVOKABLE void redactEvent(const QString &id, const QString &reason = "");
    Q_INVOKABLE void redactAllFromUser(const QString &userid, const QString &reason = "");
    Q_INVOKABLE int idToIndex(const QString &id) const;
    Q_INVOKABLE QString indexToId(int index) const;
    Q_INVOKABLE void openMedia(const QString &eventId);
    Q_INVOKABLE void cacheMedia(const QString &eventId);
    Q_INVOKABLE bool saveMedia(const QString &eventId) const;
    Q_INVOKABLE void showEvent(QString eventId);
    Q_INVOKABLE void copyLinkToEvent(const QString &eventId) const;

    void
    cacheMedia(const QString &eventId, const std::function<void(const QString filename)> &callback);
    Q_INVOKABLE void sendReset()
    {
        beginResetModel();
        endResetModel();
    }

    Q_INVOKABLE void requestKeyForEvent(const QString &id);

    std::vector<::Reaction> reactions(const std::string &event_id)
    {
        auto list = events.reactions(event_id);
        std::vector<::Reaction> vec;
        vec.reserve(list.size());
        for (const auto &r : list)
            vec.push_back(r.value<Reaction>());
        return vec;
    }

    void updateLastMessage();
    void sync(const mtx::responses::JoinedRoom &room);
    void addEvents(const mtx::responses::Timeline &events);
    void syncState(const mtx::responses::State &state);
    template<class T>
    void sendMessageEvent(const T &content, mtx::events::EventType eventType);
    RelatedInfo relatedInfo(const QString &id);

    DescInfo lastMessage() const;
    uint64_t lastMessageTimestamp() const { return lastMessage_.timestamp; }

    bool isSpace() const { return isSpace_; }
    bool isEncrypted() const { return isEncrypted_; }
    QString fullyReadEventId() const { return QString::fromStdString(fullyReadEventId_); }
    crypto::Trust trustlevel() const;
    int roomMemberCount() const;
    bool isDirect() const { return roomMemberCount() <= 2; }
    QString directChatOtherUserId() const;

    mtx::pushrules::PushRuleEvaluator::RoomContext pushrulesRoomContext() const;

    std::optional<mtx::events::collections::TimelineEvents> eventById(const QString &id)
    {
        auto e = events.get(id.toStdString(), "");
        if (e)
            return *e;
        else
            return std::nullopt;
    }

public slots:
    void setCurrentIndex(int index);
    int currentIndex() const { return idToIndex(currentId); }
    void eventShown();
    void markEventsAsRead(const std::vector<QString> &event_ids);
    void updateLastReadId(const QString &currentRoomId);
    void lastReadIdOnWindowFocus();
    void checkAfterFetch();
    QVariantMap getDump(const QString &eventId, const QString &relatedTo) const;
    void updateTypingUsers(const std::vector<QString> &users)
    {
        if (this->typingUsers_ != users) {
            this->typingUsers_ = users;
            emit typingUsersChanged(typingUsers_);
        }
    }
    std::vector<QString> typingUsers() const { return typingUsers_; }
    bool paginationInProgress() const { return m_paginationInProgress; }
    QString reply() const { return reply_; }
    void setReply(const QString &newReply);
    void resetReply()
    {
        if (!reply_.isEmpty()) {
            reply_ = QLatin1String("");
            emit replyChanged(reply_);
        }
    }
    QString edit() const { return edit_; }
    void setEdit(const QString &newEdit);
    void resetEdit();
    QString thread() const { return thread_; }
    void setThread(const QString &newThread);
    void resetThread();
    void setDecryptDescription(bool decrypt) { decryptDescription = decrypt; }
    void clearTimeline()
    {
        events.clearTimeline();
        setPaginationInProgress(false);
    }
    void resetState();
    void receivedSessionKey(const std::string &session_key)
    {
        events.receivedSessionKey(session_key);
    }

    QString roomName() const;
    QString plainRoomName() const;
    QString roomTopic() const;
    QStringList pinnedMessages() const;
    QStringList widgetLinks() const;
    InputBar *input() { return &input_; }
    Permissions *permissions() { return &permissions_; }
    QString roomAvatarUrl() const;
    QString roomId() const { return room_id_; }
    RoomSummary *parentSpace();

    bool hasMentions() const { return highlight_count > 0; }
    int notificationCount() const { return static_cast<int>(notification_count); }

    QString scrollTarget() const;

    void triggerSpecialEffects();
    void markSpecialEffectsDone();

private slots:
    void addPendingMessage(mtx::events::collections::TimelineEvents event);
    void scrollTimerEvent();

signals:
    void dataAtIdChanged(QString id);
    void currentIndexChanged(int index);
    void redactionFailed(QString id);
    void mediaCached(QString mxcUrl, QString cacheUrl);
    void newEncryptedImage(mtx::crypto::EncryptedFile encryptionInfo);
    void typingUsersChanged(std::vector<QString> users);
    void replyChanged(QString reply);
    void editChanged(QString reply);
    void threadChanged(QString id);
    void openReadReceiptsDialog(ReadReceiptsProxy *rr);
    void showRawMessageDialog(QString rawMessage);
    void paginationInProgressChanged(const bool);
    void newCallEvent(const mtx::events::collections::TimelineEvents &event);
    void scrollToIndex(int index);
    void confetti();
    void confettiDone();

    void lastMessageChanged();
    void notificationsChanged();

    void newState(const mtx::responses::StateEvents &events);

    void newMessageToSend(mtx::events::collections::TimelineEvents event);
    void addPendingMessageToStore(mtx::events::collections::TimelineEvents event);
    void updateFlowEventId(std::string event_id);

    void parentSpaceChanged();
    void encryptionChanged();
    void fullyReadEventIdChanged();
    void trustlevelChanged();
    void roomNameChanged();
    void roomTopicChanged();
    void pinnedMessagesChanged();
    void widgetLinksChanged();
    void roomAvatarUrlChanged();
    void roomMemberCountChanged();
    void isDirectChanged();
    void directChatOtherUserIdChanged();
    void permissionsChanged();
    void forwardToRoom(mtx::events::collections::TimelineEvents *e, QString roomId);

    void scrollTargetChanged();

    void fetchedMore();

private:
    template<typename T>
    void sendEncryptedMessage(mtx::events::RoomEvent<T> msg, mtx::events::EventType eventType);
    void readEvent(const std::string &id);

    void setPaginationInProgress(const bool paginationInProgress);

    QString room_id_;

    QSet<QString> read;

    mutable EventStore events;

    QString currentId, currentReadId;
    QString reply_, edit_, thread_;
    QString textBeforeEdit, replyBeforeEdit;
    std::vector<QString> typingUsers_;

    TimelineViewManager *manager_;

    InputBar input_{this};
    Permissions permissions_;

    QTimer showEventTimer{this};
    QString eventIdToShow;
    int showEventTimerCounter = 0;

    DescInfo lastMessage_{};

    friend struct SendMessageVisitor;

    uint64_t notification_count = 0, highlight_count = 0;

    unsigned int relatedEventCacheBuster = 0;

    bool decryptDescription     = true;
    bool m_paginationInProgress = false;
    bool isSpace_               = false;
    bool isEncrypted_           = false;
    std::string last_event_id;
    std::string fullyReadEventId_;

    // TODO (Loren): This should hopefully handle more than just confetti in the future
    bool needsSpecialEffects_ = false;

    std::unique_ptr<RoomSummary, DeleteLaterDeleter> parentSummary = nullptr;
    bool parentChecked                                             = false;
};

template<class T>
void
TimelineModel::sendMessageEvent(const T &content, mtx::events::EventType eventType)
{
    if constexpr (std::is_same_v<T, mtx::events::msg::StickerImage>) {
        mtx::events::Sticker msgCopy = {};
        msgCopy.content              = content;
        msgCopy.type                 = eventType;
        emit newMessageToSend(msgCopy);
    } else {
        mtx::events::RoomEvent<T> msgCopy = {};
        msgCopy.content                   = content;
        msgCopy.type                      = eventType;
        emit newMessageToSend(msgCopy);
    }

    resetReply();
    resetEdit();
}