Refactor timeline (#1346)

* fix intersection & resize observer

* add binary search util

* add scroll info util

* add virtual paginator hook - WIP

* render timeline using paginator hook

* add continuous pagination to fill timeline

* add doc comments in virtual paginator hook

* add scroll to element func in virtual paginator

* extract timeline pagination login into hook

* add sliding name for timeline messages - testing

* scroll with live event

* change message rending style

* make message timestamp smaller

* remove unused imports

* add random number between util

* add compact message component

* add sanitize html types

* fix sending alias in room mention

* get room member display name util

* add get room with canonical alias util

* add sanitize html util

* render custom html with new styles

* fix linkifying link text

* add reaction component

* display message reactions in timeline

* Change mention color

* show edited message

* add event sent by function factory

* add functions to get emoji shortcode

* add component for reaction msg

* add tooltip for who has reacted

* add message layouts & placeholder

* fix reaction size

* fix dark theme colors

* add code highlight with prismjs

* add options to configure spacing in msgs

* render message reply

* fix trim reply from body regex

* fix crash when loading reply

* fix reply hover style

* decrypt event on timeline paginate

* update custom html code style

* remove console logs

* fix virtual paginator scroll to func

* fix virtual paginator scroll to types

* add stop scroll for in view item options

* fix virtual paginator out of range scroll to index

* scroll to and highlight reply on click

* fix reply hover style

* make message avatar clickable

* fix scrollTo issue in virtual paginator

* load reply from fetch

* import virtual paginator restore scroll

* load timeline for specific event

* Fix back pagination recalibration

* fix reply min height

* revert code block colors to secondary

* stop sanitizing text in code block

* add decrypt file util

* add image media component

* update folds

* fix code block font style

* add msg event type

* add scale dimension util

* strict msg layout type

* add image renderer component

* add message content fallback components

* add message matrix event renderer components

* render matrix event using hooks

* add attachment component

* add attachment content types

* handle error when rendering image in timeline

* add video component

* render video

* include blurhash in thumbnails

* generate thumbnails for image message

* fix reactToDom spoiler opts

* add hooks for HTMLMediaElement

* render audio file in timeline

* add msg image content component

* fix image content props

* add video content component

* render new image/video component in timeline

* remove console.log

* convert seconds to milliseconds in video info

* add load thumbnail prop to video content component

* add file saver types

* add file header component

* add file content component

* render file in timeline

* add media control component

* render audio message in room timeline

* remove moved components

* safely load message reply

* add media loading hook

* update media control layout

* add loading indication in audio component

* fill audio play icon when playing audio

* fix media expanding

* add image viewer - WIP

* add pan and zoom control to image viewer

* add text based file viewer

* add pdf viewer

* add error handling in pdf viewer

* add download btn to pdf viewer

* fix file button spinner fill

* fix file opens on re-render

* add range slider in audio content player

* render location in timeline

* update folds

* display membership event in timeline

* make reactions toggle

* render sticker messages in timeline

* render room name, topic, avatar change and event

* fix typos

* update render state event type style

* add  room intro in start of timeline

* add power levels context

* fix wrong param passing in RoomView

* fix sending typing notification in wrong room

Slate onChange callback was not updating with react re-renders.

* send typing status on key up

* add typing indicator component

* add typing member atom

* display typing status in member drawer

* add room view typing member component

* display typing members in room view

* remove old roomTimeline uses

* add event readers hook

* add latest event hook

* display following members in room view

* fetch event instead of event context for reply

* fix typo in virtual paginator hook

* add scroll to latest btn in timeline

* change scroll to latest chip variant

* destructure paginator object to improve perf

* restore forward dir scroll in virtual paginator

* run scroll to bottom in layout effect

* display unread message indicator in timeline

* make component for room timeline float

* add timeline divider component

* add day divider and format message time

* apply message spacing to dividers

* format date in room intro

* send read receipt on message arrive

* add event readers component

* add reply, read receipt, source delete opt

* bug fixes

* update timeline on delete & show reason

* fix empty reaction container style

* show msg selection effect on msg option open

* add report message options

* add options to send quick reactions

* add emoji board in message options

* add reaction viewer

* fix styles

* show view reaction in msg options menu

* fix spacing between two msg by same person

* add option menu in other rendered event

* handle m.room.encrypted messages

* fix italic reply text overflow cut

* handle encrypted sticker messages

* remove console log

* prevent message context menu with alt key pressed

* make mentions clickable in messages

* add options to show and hidden events in timeline

* add option to disable media autoload

* remove old emojiboard opener

* add options to use system emoji

* refresh timeline on reset

* fix stuck typing member in member drawer

src/app/utils/matrix.ts

@@ -1,5 +1,16 @@
-import { EncryptedAttachmentInfo, encryptAttachment } from 'browser-encrypt-attachment';
-import { MatrixClient, MatrixError, UploadProgress, UploadResponse } from 'matrix-js-sdk';
+import {
+  EncryptedAttachmentInfo,
+  decryptAttachment,
+  encryptAttachment,
+} from 'browser-encrypt-attachment';
+import {
+  MatrixClient,
+  MatrixError,
+  MatrixEvent,
+  Room,
+  UploadProgress,
+  UploadResponse,
+} from 'matrix-js-sdk';
 import { IImageInfo, IThumbnailContent, IVideoInfo } from '../../types/matrix/common';
 
 export const matchMxId = (id: string): RegExpMatchArray | null =>
@@ -13,6 +24,13 @@ export const getMxIdLocalPart = (userId: string): string | undefined => matchMxI
 
 export const isUserId = (id: string): boolean => validMxId(id) && id.startsWith('@');
 
+export const isRoomId = (id: string): boolean => validMxId(id) && id.startsWith('!');
+
+export const isRoomAlias = (id: string): boolean => validMxId(id) && id.startsWith('#');
+
+export const getRoomWithCanonicalAlias = (mx: MatrixClient, alias: string): Room | undefined =>
+  mx.getRooms()?.find((room) => room.getCanonicalAlias() === alias);
+
 export const getImageInfo = (img: HTMLImageElement, fileOrBlob: File | Blob): IImageInfo => {
   const info: IImageInfo = {};
   info.w = img.width;
@@ -24,7 +42,7 @@ export const getImageInfo = (img: HTMLImageElement, fileOrBlob: File | Blob): II
 
 export const getVideoInfo = (video: HTMLVideoElement, fileOrBlob: File | Blob): IVideoInfo => {
   const info: IVideoInfo = {};
-  info.duration = Number.isNaN(video.duration) ? undefined : video.duration;
+  info.duration = Number.isNaN(video.duration) ? undefined : Math.floor(video.duration * 1000);
   info.w = video.videoWidth;
   info.h = video.videoHeight;
   info.mimetype = fileOrBlob.type;
@@ -79,6 +97,16 @@ export const encryptFile = async (
   };
 };
 
+export const decryptFile = async (
+  dataBuffer: ArrayBuffer,
+  type: string,
+  encInfo: EncryptedAttachmentInfo
+): Promise<Blob> => {
+  const dataArray = await decryptAttachment(dataBuffer, encInfo);
+  const blob = new Blob([dataArray], { type });
+  return blob;
+};
+
 export type TUploadContent = File | Blob;
 
 export type ContentUploadOptions = {
@@ -116,3 +144,19 @@ export const uploadContent = async (
     onError(new MatrixError({ error, errcode }));
   }
 };
+
+export const matrixEventByRecency = (m1: MatrixEvent, m2: MatrixEvent) => m2.getTs() - m1.getTs();
+
+export const factoryEventSentBy = (senderId: string) => (ev: MatrixEvent) =>
+  ev.getSender() === senderId;
+
+export const eventWithShortcode = (ev: MatrixEvent) =>
+  typeof ev.getContent().shortcode === 'string';
+
+export const trimReplyFromBody = (body: string): string => {
+  if (body.match(/^> <.+>/) === null) return body;
+
+  const trimmedBody = body.slice(body.indexOf('\n\n') + 2);
+
+  return trimmedBody || body;
+};