acter/api/
news.rs

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
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
use acter_core::{
    events::{
        news::{self, FallbackNewsContent, NewsContent, NewsEntryBuilder, NewsSlideBuilder},
        Colorize, ColorizeBuilder, ObjRef as CoreObjRef, ObjRefBuilder,
        RefDetails as CoreRefDetails, RefPreview,
    },
    models::{self, can_redact, ActerModel, AnyActerModel, ReactionManager},
    referencing::{IndexKey, SectionIndex},
};
use anyhow::{bail, Context, Result};
use futures::stream::StreamExt;
use matrix_sdk::room::Room;
use matrix_sdk_base::{
    ruma::{
        events::{room::message::MessageType, MessageLikeEventType},
        OwnedEventId, OwnedRoomId, OwnedUserId,
    },
    RoomState,
};
use std::{
    collections::{hash_map::Entry, HashMap},
    ops::Deref,
};
use tokio::sync::broadcast::Receiver;
use tokio_stream::{wrappers::BroadcastStream, Stream};
use tracing::{trace, warn};

use crate::MsgDraft;

use super::{
    api::FfiBuffer,
    client::Client,
    common::{MsgContent, ThumbnailSize},
    deep_linking::{ObjRef, RefDetails},
    spaces::Space,
    RUNTIME,
};

impl Client {
    pub async fn wait_for_news(&self, key: String, timeout: Option<u8>) -> Result<NewsEntry> {
        let me = self.clone();
        RUNTIME
            .spawn(async move {
                let AnyActerModel::NewsEntry(content) = me.wait_for(key.clone(), timeout).await?
                else {
                    bail!("{key} is not a news");
                };
                let room = me.room_by_id_typed(content.room_id())?;
                Ok(NewsEntry::new(me.clone(), room, content))
            })
            .await?
    }

    pub async fn latest_news_entries(&self, mut count: u32) -> Result<Vec<NewsEntry>> {
        Ok(self
            .models_of_list_with_room(IndexKey::Section(SectionIndex::Boosts))
            .await?
            .take_while(|_| {
                if count > 0 {
                    count -= 1;
                    true
                } else {
                    false
                }
            })
            .map(|(inner, room)| NewsEntry::new(self.clone(), room, inner))
            .collect())
    }
}

impl Space {
    pub async fn latest_news_entries(&self, mut count: u32) -> Result<Vec<NewsEntry>> {
        let room = self.room.clone();
        let room_id = room.room_id().to_owned();
        Ok(self
            .client
            .models_of_list_with_room_under_check(
                IndexKey::RoomSection(room_id, SectionIndex::Boosts),
                move |_r| Ok(room.clone()),
            )
            .await?
            .take_while(|_| {
                if count > 0 {
                    count -= 1;
                    true
                } else {
                    false
                }
            })
            .map(|(inner, room)| NewsEntry::new(self.client.clone(), room, inner))
            .collect())
    }
}

#[derive(Clone, Debug)]
pub struct NewsSlide {
    client: Client,
    room: Room,
    unique_id: String,
    inner: news::NewsSlide,
}

impl Deref for NewsSlide {
    type Target = news::NewsSlide;
    fn deref(&self) -> &Self::Target {
        &self.inner
    }
}

impl NewsSlide {
    pub fn type_str(&self) -> String {
        self.inner.content().type_str()
    }

    pub fn unique_id(&self) -> String {
        self.unique_id.clone()
    }

    pub fn colors(&self) -> Option<Colorize> {
        self.inner.colors.to_owned()
    }

    pub fn msg_content(&self) -> MsgContent {
        match &self.inner.content {
            NewsContent::Image(content)
            | NewsContent::Fallback(FallbackNewsContent::Image(content)) => {
                MsgContent::from(content)
            }
            NewsContent::File(content)
            | NewsContent::Fallback(FallbackNewsContent::File(content)) => {
                MsgContent::from(content)
            }
            NewsContent::Location(content)
            | NewsContent::Fallback(FallbackNewsContent::Location(content)) => {
                MsgContent::from(content)
            }
            NewsContent::Audio(content)
            | NewsContent::Fallback(FallbackNewsContent::Audio(content)) => {
                MsgContent::from(content)
            }
            NewsContent::Video(content)
            | NewsContent::Fallback(FallbackNewsContent::Video(content)) => {
                MsgContent::from(content)
            }
            NewsContent::Text(content)
            | NewsContent::Fallback(FallbackNewsContent::Text(content)) => {
                MsgContent::from(content)
            }
        }
    }

    pub async fn source_binary(
        &self,
        thumb_size: Option<Box<ThumbnailSize>>,
    ) -> Result<FfiBuffer<u8>> {
        // any variable in self can’t be called directly in spawn
        match &self.inner.content {
            NewsContent::Text(content)
            | NewsContent::Fallback(FallbackNewsContent::Text(content)) => {
                let buf = Vec::<u8>::new();
                Ok(FfiBuffer::new(buf))
            }

            NewsContent::Image(content)
            | NewsContent::Fallback(FallbackNewsContent::Image(content)) => match thumb_size {
                Some(thumb_size) => {
                    let source = content
                        .info
                        .as_ref()
                        .and_then(|info| info.thumbnail_source.clone())
                        .context("thumbnail source not found")?;
                    self.client.source_binary(source, Some(thumb_size)).await
                }
                None => {
                    self.client
                        .source_binary(content.source.clone(), None)
                        .await
                }
            },

            NewsContent::Audio(content)
            | NewsContent::Fallback(FallbackNewsContent::Audio(content)) => {
                if thumb_size.is_some() {
                    warn!("DeveloperError: audio has not thumbnail");
                }
                self.client
                    .source_binary(content.source.clone(), None)
                    .await
            }

            NewsContent::Video(content)
            | NewsContent::Fallback(FallbackNewsContent::Video(content)) => match thumb_size {
                Some(thumb_size) => {
                    let source = content
                        .info
                        .as_ref()
                        .and_then(|info| info.thumbnail_source.clone())
                        .context("thumbnail source not found")?;
                    self.client.source_binary(source, Some(thumb_size)).await
                }
                None => {
                    self.client
                        .source_binary(content.source.clone(), None)
                        .await
                }
            },

            NewsContent::File(content)
            | NewsContent::Fallback(FallbackNewsContent::File(content)) => match thumb_size {
                Some(thumb_size) => {
                    let source = content
                        .info
                        .as_ref()
                        .and_then(|info| info.thumbnail_source.clone())
                        .context("thumbnail source not found")?;
                    self.client.source_binary(source, Some(thumb_size)).await
                }
                None => {
                    self.client
                        .source_binary(content.source.clone(), None)
                        .await
                }
            },
            NewsContent::Location(content)
            | NewsContent::Fallback(FallbackNewsContent::Location(content)) => {
                if thumb_size.is_none() {
                    warn!("DeveloperError: location has not file");
                }
                let source = content
                    .info
                    .as_ref()
                    .and_then(|info| info.thumbnail_source.clone())
                    .context("thumbnail source not found")?;
                self.client.source_binary(source, thumb_size).await
            }
        }
    }

    pub fn references(&mut self) -> Vec<ObjRef> {
        self.inner
            .references()
            .iter()
            .map(|inner| ObjRef::new(self.client.deref().clone(), inner.clone()))
            .collect()
    }
}

#[derive(Clone)]
pub struct NewsSlideDraft {
    content: MsgDraft,
    references: Vec<CoreObjRef>,
    colorize_builder: ColorizeBuilder,
}

impl NewsSlideDraft {
    fn new(content: MsgDraft) -> Self {
        NewsSlideDraft {
            content,
            references: vec![],
            colorize_builder: ColorizeBuilder::default(),
        }
    }

    pub fn color(&mut self, colors: Box<ColorizeBuilder>) {
        self.colorize_builder = *colors;
    }

    async fn build(self, client: &Client, room: &Room) -> Result<news::NewsSlide> {
        let msg = self.content.into_room_msg(room).await?;
        let content = match msg.msgtype {
            MessageType::Text(msg) => NewsContent::Text(msg),
            MessageType::Image(content) => NewsContent::Image(content),
            MessageType::Audio(content) => NewsContent::Audio(content),
            MessageType::Video(content) => NewsContent::Video(content),
            MessageType::File(content) => NewsContent::File(content),
            MessageType::Location(content) => NewsContent::Location(content),
            _ => bail!(
                "Message type {0} not supported for news entry",
                msg.msgtype.msgtype()
            ),
        };

        Ok(NewsSlideBuilder::default()
            .content(content)
            .references(self.references)
            .colors(self.colorize_builder.build())
            .build()?)
    }

    pub fn add_reference(&mut self, reference: Box<ObjRefBuilder>) -> &Self {
        self.references.push((*reference).build());
        self
    }

    pub fn unset_references(&mut self) -> &Self {
        self.references.clear();
        self
    }
}

#[derive(Clone, Debug)]
pub struct NewsEntry {
    client: Client,
    room: Room,
    content: models::NewsEntry,
}

impl Deref for NewsEntry {
    type Target = models::NewsEntry;
    fn deref(&self) -> &Self::Target {
        &self.content
    }
}

/// Custom functions
impl NewsEntry {
    pub fn new(client: Client, room: Room, content: models::NewsEntry) -> Self {
        NewsEntry {
            client,
            room,
            content,
        }
    }

    pub fn slides_count(&self) -> u8 {
        self.content.slides().len() as u8
    }

    pub fn get_slide(&self, pos: u8) -> Option<NewsSlide> {
        let unique_id = format!("{}-${pos}", self.content.event_id());
        self.content
            .slides()
            .get(pos as usize)
            .map(|inner| NewsSlide {
                inner: inner.clone(),
                client: self.client.clone(),
                room: self.room.clone(),
                unique_id,
            })
    }

    pub fn slides(&self) -> Vec<NewsSlide> {
        let event_id = self.content.event_id();
        self.content
            .slides()
            .iter()
            .enumerate()
            .map(|(pos, slide)| {
                (NewsSlide {
                    inner: slide.clone(),
                    client: self.client.clone(),
                    room: self.room.clone(),
                    unique_id: format!("${event_id}-${pos}"),
                })
            })
            .collect()
    }

    pub async fn refresh(&self) -> Result<NewsEntry> {
        let key = self.content.event_id().to_owned();
        let client = self.client.clone();
        let room = self.room.clone();

        RUNTIME
            .spawn(async move {
                let AnyActerModel::NewsEntry(content) = client.store().get(&key).await? else {
                    bail!("Refreshing failed. {key} not a news")
                };
                Ok(NewsEntry::new(client, room, content))
            })
            .await?
    }

    pub async fn can_redact(&self) -> Result<bool> {
        let sender = self.content.sender().to_owned();
        let room = self.room.clone();

        RUNTIME
            .spawn(async move { Ok(can_redact(&room, &sender).await?) })
            .await?
    }

    pub async fn reactions(&self) -> Result<crate::ReactionManager> {
        crate::ReactionManager::new(
            self.client.clone(),
            self.room.clone(),
            self.content.event_id().to_owned(),
        )
        .await
    }

    pub async fn read_receipts(&self) -> Result<crate::ReadReceiptsManager> {
        crate::ReadReceiptsManager::new(
            self.client.clone(),
            self.room.clone(),
            self.content.event_id().to_owned(),
        )
        .await
    }

    fn is_joined(&self) -> bool {
        matches!(self.room.state(), RoomState::Joined)
    }

    pub fn update_builder(&self) -> Result<NewsEntryUpdateBuilder> {
        if !self.is_joined() {
            bail!("Can only update news in joined rooms");
        }
        Ok(NewsEntryUpdateBuilder {
            client: self.client.clone(),
            room: self.room.clone(),
            content: self.content.updater(),
        })
    }

    pub fn subscribe_stream(&self) -> impl Stream<Item = bool> {
        BroadcastStream::new(self.subscribe()).map(|_| true)
    }

    pub fn subscribe(&self) -> Receiver<()> {
        let key = self.content.event_id().to_owned();
        self.client.subscribe(key)
    }

    pub async fn comments(&self) -> Result<crate::CommentsManager> {
        let client = self.client.clone();
        let room = self.room.clone();
        let event_id = self.content.event_id().to_owned();
        crate::CommentsManager::new(client, room, event_id).await
    }

    pub fn room_id(&self) -> OwnedRoomId {
        self.room.room_id().to_owned()
    }

    pub fn sender(&self) -> OwnedUserId {
        self.content.sender().to_owned()
    }

    pub fn event_id(&self) -> OwnedEventId {
        self.content.event_id().to_owned()
    }

    pub fn origin_server_ts(&self) -> u64 {
        self.content.meta.origin_server_ts.get().into()
    }

    pub async fn ref_details(&self) -> Result<RefDetails> {
        let room = self.room.clone();
        let client = self.client.deref().clone();
        let target_id = self.content.event_id().to_owned();
        let room_id = self.room.room_id().to_owned();

        RUNTIME
            .spawn(async move {
                let via = room.route().await?;
                let room_display_name = room.cached_display_name();
                Ok(RefDetails::new(
                    client,
                    CoreRefDetails::News {
                        target_id,
                        room_id: Some(room_id),
                        via,
                        preview: RefPreview::new(None, room_display_name),
                    },
                ))
            })
            .await?
    }

    pub fn internal_link(&self) -> String {
        let target_id = &self.content.event_id().to_string()[1..];
        let room_id = &self.room.room_id().to_string()[1..];
        format!("acter:o/{room_id}/boost/{target_id}")
    }
}

#[derive(Clone)]
pub struct NewsEntryDraft {
    client: Client,
    room: Room,
    content: NewsEntryBuilder,
    slides: Vec<NewsSlideDraft>,
}

impl NewsEntryDraft {
    pub async fn add_slide(&mut self, draft: Box<NewsSlideDraft>) -> Result<bool> {
        self.slides.push(*draft);
        Ok(true)
    }

    pub fn slides(&self) -> Vec<NewsSlideDraft> {
        self.slides.clone()
    }

    pub fn swap_slides(&mut self, from: u8, to: u8) -> Result<&mut Self> {
        if to > self.slides.len() as u8 {
            bail!("upper bound is exceeded")
        }
        self.slides.swap(from as usize, to as usize);
        Ok(self)
    }

    pub fn unset_slides(&mut self) -> &mut Self {
        self.slides.clear();
        self
    }

    pub async fn send(&mut self) -> Result<OwnedEventId> {
        trace!("starting send");
        let client = self.client.clone();
        let room = self.room.clone();
        let my_id = self.client.user_id()?;
        let slides_drafts = self.slides.clone();
        let mut builder = self.content.clone();

        RUNTIME
            .spawn(async move {
                let mut slides = vec![];
                for slide in &slides_drafts {
                    let saved_slide = slide.to_owned().build(&client, &room).await?;
                    slides.push(saved_slide);
                }
                builder.slides(slides);

                trace!("send buildin");
                let content = builder.build()?;
                trace!("off we go");
                let permitted = room
                    .can_user_send_message(&my_id, MessageLikeEventType::RoomMessage)
                    .await?;
                if !permitted {
                    bail!("No permissions to send message in this room");
                }
                let response = room.send(content).await?;
                Ok(response.event_id)
            })
            .await?
    }
}

#[derive(Clone)]
pub struct NewsEntryUpdateBuilder {
    client: Client,
    room: Room,
    content: news::NewsEntryUpdateBuilder,
}

impl NewsEntryUpdateBuilder {
    #[allow(clippy::ptr_arg)]
    pub async fn add_slide(&mut self, draft: Box<NewsSlideDraft>) -> Result<bool> {
        let client = self.client.clone();
        let room = self.room.clone();
        let mut slides = vec![];

        let slide = RUNTIME
            .spawn(async move {
                let draft = draft.build(&client, &room).await?;
                anyhow::Ok(draft)
            })
            .await??;

        slides.push(slide);

        self.content.slides(Some(slides));
        Ok(true)
    }

    pub fn swap_slides(&mut self, from: u8, to: u8) -> Result<&mut Self> {
        let content = self.content.build()?;
        let mut slides = content.slides.expect("content slides");
        if to > slides.len() as u8 {
            bail!("upper bound is exceeded")
        }
        slides.swap(from as usize, to as usize);
        self.content.slides(Some(slides));
        Ok(self)
    }

    pub fn unset_slides(&mut self) -> &mut Self {
        self.content.slides(Some(vec![]));
        self
    }

    pub fn unset_slides_update(&mut self) -> &mut Self {
        self.content.slides(None);
        self
    }

    pub async fn send(&self) -> Result<OwnedEventId> {
        let room = self.room.clone();
        let my_id = self.client.user_id()?;
        let content = self.content.build()?;

        RUNTIME
            .spawn(async move {
                let permitted = room
                    .can_user_send_message(&my_id, MessageLikeEventType::RoomMessage)
                    .await?;
                if !permitted {
                    bail!("No permissions to send message in this room");
                }
                let response = room.send(content).await?;
                Ok(response.event_id)
            })
            .await?
    }
}

impl Space {
    pub fn news_draft(&self) -> Result<NewsEntryDraft> {
        if !self.is_joined() {
            bail!("Unable to create news for spaces we are not part on");
        }
        Ok(NewsEntryDraft {
            client: self.client.clone(),
            room: self.inner.room.clone(),
            content: Default::default(),
            slides: vec![],
        })
    }
}

impl From<MsgDraft> for NewsSlideDraft {
    fn from(value: MsgDraft) -> Self {
        NewsSlideDraft::new(value)
    }
}
impl MsgDraft {
    pub fn into_news_slide_draft(&self) -> NewsSlideDraft {
        self.clone().into()
    }
}