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Code Issues Releases Wiki Activity

Fix issue with room duplication caused by filtering and selecting room using keyboard 

Wrap sticky room updates in lock to prevent setStickyRoom running in middle of setKnownRooms
pull/21833/head
Michael Telatynski 2021-07-16 08:49:19 +01:00
parent 376533e709
commit 32cc48ff7a
1 changed files with 80 additions and 67 deletions
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147
src/stores/room-list/algorithms/Algorithm.ts
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@ -16,8 +16,10 @@ limitations under the License.
import { Room } from "matrix-js-sdk/src/models/room";
import { isNullOrUndefined } from "matrix-js-sdk/src/utils";
import DMRoomMap from "../../../utils/DMRoomMap";
import { EventEmitter } from "events";
import AwaitLock from "await-lock";
import DMRoomMap from "../../../utils/DMRoomMap";
import { arrayDiff, arrayHasDiff } from "../../../utils/arrays";
import { DefaultTagID, RoomUpdateCause, TagID } from "../models";
import {
@ -78,6 +80,7 @@ export class Algorithm extends EventEmitter {
} = {};
private allowedByFilter: Map<IFilterCondition, Room[]> = new Map<IFilterCondition, Room[]>();
private allowedRoomsByFilters: Set<Room> = new Set<Room>();
private stickyLock = new AwaitLock();
/**
* Set to true to suspend emissions of algorithm updates.
@ -123,7 +126,12 @@ export class Algorithm extends EventEmitter {
* @param val The new room to sticky.
*/
public async setStickyRoom(val: Room) {
await this.updateStickyRoom(val);
await this.stickyLock.acquireAsync();
try {
await this.updateStickyRoom(val);
} finally {
this.stickyLock.release();
}
}
public getTagSorting(tagId: TagID): SortAlgorithm {
@ -519,82 +527,87 @@ export class Algorithm extends EventEmitter {
if (isNullOrUndefined(rooms)) throw new Error(`Array of rooms cannot be null`);
if (!this.sortAlgorithms) throw new Error(`Cannot set known rooms without a tag sorting map`);
if (!this.updatesInhibited) {
// We only log this if we're expecting to be publishing updates, which means that
// this could be an unexpected invocation. If we're inhibited, then this is probably
// an intentional invocation.
console.warn("Resetting known rooms, initiating regeneration");
}
await this.stickyLock.acquireAsync();
try {
if (!this.updatesInhibited) {
// We only log this if we're expecting to be publishing updates, which means that
// this could be an unexpected invocation. If we're inhibited, then this is probably
// an intentional invocation.
console.warn("Resetting known rooms, initiating regeneration");
}
// Before we go any further we need to clear (but remember) the sticky room to
// avoid accidentally duplicating it in the list.
const oldStickyRoom = this._stickyRoom;
await this.updateStickyRoom(null);
// Before we go any further we need to clear (but remember) the sticky room to
// avoid accidentally duplicating it in the list.
const oldStickyRoom = this._stickyRoom;
if (oldStickyRoom) await this.updateStickyRoom(null);
this.rooms = rooms;
this.rooms = rooms;
const newTags: ITagMap = {};
for (const tagId in this.sortAlgorithms) {
// noinspection JSUnfilteredForInLoop
newTags[tagId] = [];
}
const newTags: ITagMap = {};
for (const tagId in this.sortAlgorithms) {
// noinspection JSUnfilteredForInLoop
newTags[tagId] = [];
}
// If we can avoid doing work, do so.
if (!rooms.length) {
await this.generateFreshTags(newTags); // just in case it wants to do something
this.cachedRooms = newTags;
return;
}
// If we can avoid doing work, do so.
if (!rooms.length) {
await this.generateFreshTags(newTags); // just in case it wants to do something
this.cachedRooms = newTags;
return;
}
// Split out the easy rooms first (leave and invite)
const memberships = splitRoomsByMembership(rooms);
for (const room of memberships[EffectiveMembership.Invite]) {
newTags[DefaultTagID.Invite].push(room);
}
for (const room of memberships[EffectiveMembership.Leave]) {
newTags[DefaultTagID.Archived].push(room);
}
// Split out the easy rooms first (leave and invite)
const memberships = splitRoomsByMembership(rooms);
for (const room of memberships[EffectiveMembership.Invite]) {
newTags[DefaultTagID.Invite].push(room);
}
for (const room of memberships[EffectiveMembership.Leave]) {
newTags[DefaultTagID.Archived].push(room);
}
// Now process all the joined rooms. This is a bit more complicated
for (const room of memberships[EffectiveMembership.Join]) {
const tags = this.getTagsOfJoinedRoom(room);
// Now process all the joined rooms. This is a bit more complicated
for (const room of memberships[EffectiveMembership.Join]) {
const tags = this.getTagsOfJoinedRoom(room);
let inTag = false;
if (tags.length > 0) {
for (const tag of tags) {
if (!isNullOrUndefined(newTags[tag])) {
newTags[tag].push(room);
inTag = true;
let inTag = false;
if (tags.length > 0) {
for (const tag of tags) {
if (!isNullOrUndefined(newTags[tag])) {
newTags[tag].push(room);
inTag = true;
}
}
}
if (!inTag) {
if (DMRoomMap.shared().getUserIdForRoomId(room.roomId)) {
newTags[DefaultTagID.DM].push(room);
} else {
newTags[DefaultTagID.Untagged].push(room);
}
}
}
if (!inTag) {
if (DMRoomMap.shared().getUserIdForRoomId(room.roomId)) {
newTags[DefaultTagID.DM].push(room);
} else {
newTags[DefaultTagID.Untagged].push(room);
}
}
}
await this.generateFreshTags(newTags);
this.cachedRooms = newTags; // this recalculates the filtered rooms for us
this.updateTagsFromCache();
// Now that we've finished generation, we need to update the sticky room to what
// it was. It's entirely possible that it changed lists though, so if it did then
// we also have to update the position of it.
if (oldStickyRoom && oldStickyRoom.room) {
await this.updateStickyRoom(oldStickyRoom.room);
if (this._stickyRoom && this._stickyRoom.room) { // just in case the update doesn't go according to plan
if (this._stickyRoom.tag !== oldStickyRoom.tag) {
// We put the sticky room at the top of the list to treat it as an obvious tag change.
this._stickyRoom.position = 0;
this.recalculateStickyRoom(this._stickyRoom.tag);
await this.generateFreshTags(newTags);
this.cachedRooms = newTags; // this recalculates the filtered rooms for us
this.updateTagsFromCache();
// Now that we've finished generation, we need to update the sticky room to what
// it was. It's entirely possible that it changed lists though, so if it did then
// we also have to update the position of it.
if (oldStickyRoom && oldStickyRoom.room) {
await this.updateStickyRoom(oldStickyRoom.room);
if (this._stickyRoom && this._stickyRoom.room) { // just in case the update doesn't go according to plan
if (this._stickyRoom.tag !== oldStickyRoom.tag) {
// We put the sticky room at the top of the list to treat it as an obvious tag change.
this._stickyRoom.position = 0;
this.recalculateStickyRoom(this._stickyRoom.tag);
}
}
}
} finally {
this.stickyLock.release();
}
}
@ -685,9 +698,9 @@ export class Algorithm extends EventEmitter {
if (!this.algorithms) throw new Error("Not ready: no algorithms to determine tags from");
// Note: check the isSticky against the room ID just in case the reference is wrong
const isSticky = this._stickyRoom && this._stickyRoom.room && this._stickyRoom.room.roomId === room.roomId;
const isSticky = this._stickyRoom?.room?.roomId === room.roomId;
if (cause === RoomUpdateCause.NewRoom) {
const isForLastSticky = this._lastStickyRoom && this._lastStickyRoom.room === room;
const isForLastSticky = this._lastStickyRoom?.room === room;
const roomTags = this.roomIdsToTags[room.roomId];
const hasTags = roomTags && roomTags.length > 0;