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Create setHasDiff helper and use it

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The usage here is identical to how it'll work in Spaces
This commit is contained in:
Michael Telatynski 2021-02-19 12:58:23 +00:00
parent 02ae1e954b
commit 63d95706e9
2 changed files with 41 additions and 8 deletions
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15
src/stores/room-list/filters/CommunityFilterCondition.ts
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@ -19,17 +19,17 @@ import { FILTER_CHANGED, FilterPriority, IFilterCondition } from "./IFilterCondi
import { Group } from "matrix-js-sdk/src/models/group";
import { EventEmitter } from "events";
import GroupStore from "../../GroupStore";
import { arrayHasDiff } from "../../../utils/arrays";
import { IDestroyable } from "../../../utils/IDestroyable";
import DMRoomMap from "../../../utils/DMRoomMap";
import { setHasDiff } from "../../../utils/sets";
/**
* A filter condition for the room list which reveals rooms which
* are a member of a given community.
*/
export class CommunityFilterCondition extends EventEmitter implements IFilterCondition, IDestroyable {
private roomIds: string[] = [];
private userIds: string[] = [];
private roomIds = new Set<string>();
private userIds = new Set<string>();
constructor(private community: Group) {
super();
@ -45,19 +45,18 @@ export class CommunityFilterCondition extends EventEmitter implements IFilterCon
}
public isVisible(room: Room): boolean {
return this.roomIds.includes(room.roomId) ||
this.userIds.includes(DMRoomMap.shared().getUserIdForRoomId(room.roomId));
return this.roomIds.has(room.roomId) || this.userIds.has(DMRoomMap.shared().getUserIdForRoomId(room.roomId));
}
private onStoreUpdate = async (): Promise<any> => {
// We don't actually know if the room list changed for the community, so just check it again.
const beforeRoomIds = this.roomIds;
this.roomIds = (await GroupStore.getGroupRooms(this.community.groupId)).map(r => r.roomId);
this.roomIds = new Set((await GroupStore.getGroupRooms(this.community.groupId)).map(r => r.roomId));
const beforeUserIds = this.userIds;
this.userIds = (await GroupStore.getGroupMembers(this.community.groupId)).map(u => u.userId);
this.userIds = new Set((await GroupStore.getGroupMembers(this.community.groupId)).map(u => u.userId));
if (arrayHasDiff(beforeRoomIds, this.roomIds) || arrayHasDiff(beforeUserIds, this.userIds)) {
if (setHasDiff(beforeRoomIds, this.roomIds) || setHasDiff(beforeUserIds, this.userIds)) {
this.emit(FILTER_CHANGED);
}
};