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Fix proliferation when joining upgraded rooms 

We have to do a bit of a dance to return the sticky room to the list so we can remove it, if needed, and ensure that we generally swap the rooms out of the list.
pull/21833/head
Travis Ralston 2020-06-24 21:31:44 -06:00
parent 52b52dfec4
commit c7a83e65f0
2 changed files with 98 additions and 19 deletions
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43
src/stores/room-list/RoomListStore2.ts
View File

@ -97,8 +97,10 @@ export class RoomListStore2 extends AsyncStore<ActionPayload> {
this.algorithm.stickyRoom = null;
} else if (activeRoomId) {
const activeRoom = this.matrixClient.getRoom(activeRoomId);
if (!activeRoom) throw new Error(`${activeRoomId} is current in RVS but missing from client`);
if (activeRoom !== this.algorithm.stickyRoom) {
if (!activeRoom) {
console.warn(`${activeRoomId} is current in RVS but missing from client - clearing sticky room`);
this.algorithm.stickyRoom = null;
} else if (activeRoom !== this.algorithm.stickyRoom) {
// TODO: Remove debug: https://github.com/vector-im/riot-web/issues/14035
console.log(`Changing sticky room to ${activeRoomId}`);
this.algorithm.stickyRoom = activeRoom;
@ -187,10 +189,13 @@ export class RoomListStore2 extends AsyncStore<ActionPayload> {
console.log(`[RoomListDebug] Live timeline event ${eventPayload.event.getId()} in ${updatedRoom.roomId}`);
if (eventPayload.event.getType() === 'm.room.tombstone' && eventPayload.event.getStateKey() === '') {
// TODO: Remove debug: https://github.com/vector-im/riot-web/issues/14035
console.log(`[RoomListDebug] Got tombstone event - regenerating room list`);
// TODO: We could probably be smarter about this: https://github.com/vector-im/riot-web/issues/14035
await this.regenerateAllLists();
return; // don't pass the update down - we will have already handled it in the regen
console.log(`[RoomListDebug] Got tombstone event - trying to remove now-dead room`);
const newRoom = this.matrixClient.getRoom(eventPayload.event.getContent()['replacement_room']);
if (newRoom) {
// If we have the new room, then the new room check will have seen the predecessor
// and did the required updates, so do nothing here.
return;
}
}
await this.handleRoomUpdate(updatedRoom, RoomUpdateCause.Timeline);
};
@ -245,7 +250,29 @@ export class RoomListStore2 extends AsyncStore<ActionPayload> {
if (membershipPayload.oldMembership !== "join" && membershipPayload.membership === "join") {
// TODO: Remove debug: https://github.com/vector-im/riot-web/issues/14035
console.log(`[RoomListDebug] Handling new room ${membershipPayload.room.roomId}`);
await this.algorithm.handleRoomUpdate(membershipPayload.room, RoomUpdateCause.NewRoom);
// If we're joining an upgraded room, we'll want to make sure we don't proliferate
// the dead room in the list.
const createEvent = membershipPayload.room.currentState.getStateEvents("m.room.create", "");
if (createEvent && createEvent.getContent()['predecessor']) {
console.log(`[RoomListDebug] Room has a predecessor`);
const prevRoom = this.matrixClient.getRoom(createEvent.getContent()['predecessor']['room_id']);
if (prevRoom) {
const isSticky = this.algorithm.stickyRoom === prevRoom;
if (isSticky) {
console.log(`[RoomListDebug] Clearing sticky room due to room upgrade`);
await this.algorithm.setStickyRoomAsync(null);
}
// Note: we hit the algorithm instead of our handleRoomUpdate() function to
// avoid redundant updates.
console.log(`[RoomListDebug] Removing previous room from room list`);
await this.algorithm.handleRoomUpdate(prevRoom, RoomUpdateCause.RoomRemoved);
}
}
console.log(`[RoomListDebug] Adding new room to room list`);
await this.handleRoomUpdate(membershipPayload.room, RoomUpdateCause.NewRoom);
return;
}
@ -253,7 +280,7 @@ export class RoomListStore2 extends AsyncStore<ActionPayload> {
if (membershipPayload.oldMembership !== membershipPayload.membership) {
// TODO: Remove debug: https://github.com/vector-im/riot-web/issues/14035
console.log(`[RoomListDebug] Handling membership change in ${membershipPayload.room.roomId}`);
await this.algorithm.handleRoomUpdate(membershipPayload.room, RoomUpdateCause.PossibleTagChange);
await this.handleRoomUpdate(membershipPayload.room, RoomUpdateCause.PossibleTagChange);
return;
}
}

74
src/stores/room-list/algorithms/Algorithm.ts
View File

@ -30,7 +30,7 @@ import {
SortAlgorithm
} from "./models";
import { FILTER_CHANGED, FilterPriority, IFilterCondition } from "../filters/IFilterCondition";
import { EffectiveMembership, splitRoomsByMembership } from "../membership";
import { EffectiveMembership, getEffectiveMembership, splitRoomsByMembership } from "../membership";
import { OrderingAlgorithm } from "./list-ordering/OrderingAlgorithm";
import { getListAlgorithmInstance } from "./list-ordering";
@ -99,6 +99,14 @@ export class Algorithm extends EventEmitter {
return this._cachedRooms;
}
/**
* Awaitable version of the sticky room setter.
* @param val The new room to sticky.
*/
public async setStickyRoomAsync(val: Room) {
await this.updateStickyRoom(val);
}
public getTagSorting(tagId: TagID): SortAlgorithm {
return this.sortAlgorithms[tagId];
}
@ -160,10 +168,13 @@ export class Algorithm extends EventEmitter {
// It's possible to have no selected room. In that case, clear the sticky room
if (!val) {
if (this._stickyRoom) {
const stickyRoom = this._stickyRoom.room;
this._stickyRoom = null; // clear before we go to update the algorithm
// Lie to the algorithm and re-add the room to the algorithm
await this.handleRoomUpdate(this._stickyRoom.room, RoomUpdateCause.NewRoom);
await this.handleRoomUpdate(stickyRoom, RoomUpdateCause.NewRoom);
return;
}
this._stickyRoom = null;
return;
}
@ -289,6 +300,8 @@ export class Algorithm extends EventEmitter {
}
protected recalculateFilteredRoomsForTag(tagId: TagID): void {
if (!this.hasFilters) return; // don't bother doing work if there's nothing to do
console.log(`Recalculating filtered rooms for ${tagId}`);
delete this.filteredRooms[tagId];
const rooms = this.cachedRooms[tagId].map(r => r); // cheap clone
@ -458,14 +471,7 @@ export class Algorithm extends EventEmitter {
// Now process all the joined rooms. This is a bit more complicated
for (const room of memberships[EffectiveMembership.Join]) {
let tags = Object.keys(room.tags || {});
if (tags.length === 0) {
// Check to see if it's a DM if it isn't anything else
if (DMRoomMap.shared().getUserIdForRoomId(room.roomId)) {
tags = [DefaultTagID.DM];
}
}
const tags = this.getTagsOfJoinedRoom(room);
let inTag = false;
if (tags.length > 0) {
@ -496,6 +502,39 @@ export class Algorithm extends EventEmitter {
this.updateTagsFromCache();
}
private getTagsForRoom(room: Room): TagID[] {
// XXX: This duplicates a lot of logic from setKnownRooms above, but has a slightly
// different use case and therefore different performance curve
const tags: TagID[] = [];
const membership = getEffectiveMembership(room.getMyMembership());
if (membership === EffectiveMembership.Invite) {
tags.push(DefaultTagID.Invite);
} else if (membership === EffectiveMembership.Leave) {
tags.push(DefaultTagID.Archived);
} else {
tags.push(...this.getTagsOfJoinedRoom(room));
}
if (!tags.length) tags.push(DefaultTagID.Untagged);
return tags;
}
private getTagsOfJoinedRoom(room: Room): TagID[] {
let tags = Object.keys(room.tags || {});
if (tags.length === 0) {
// Check to see if it's a DM if it isn't anything else
if (DMRoomMap.shared().getUserIdForRoomId(room.roomId)) {
tags = [DefaultTagID.DM];
}
}
return tags;
}
/**
* Updates the roomsToTags map
*/
@ -566,6 +605,19 @@ export class Algorithm extends EventEmitter {
}
}
if (cause === RoomUpdateCause.NewRoom && !this.roomIdsToTags[room.roomId]) {
console.log(`[RoomListDebug] Updating tags for new room ${room.roomId} (${room.name})`);
// Get the tags for the room and populate the cache
const roomTags = this.getTagsForRoom(room).filter(t => !isNullOrUndefined(this.cachedRooms[t]));
// "This should never happen" condition - we specify DefaultTagID.Untagged in getTagsForRoom(),
// which means we should *always* have a tag to go off of.
if (!roomTags.length) throw new Error(`Tags cannot be determined for ${room.roomId}`);
this.roomIdsToTags[room.roomId] = roomTags;
}
let tags = this.roomIdsToTags[room.roomId];
if (!tags) {
console.warn(`No tags known for "${room.name}" (${room.roomId})`);