Michael Telatynski
e6af09e424
* Switch to importing TypedEventEmitter from main js-sdk export * Switch to importing js-sdk/matrix in cypress * Remove duplicated imports * Fix lint:js-fix to run prettier last otherwise ESLint --fix may cause a mess * Add lint rule * Switch to importing models/Room from main js-sdk export * Switch to importing models/room-state & models/room-member from main js-sdk export * Fix cypress-axe import * Fix more imports * Fix cypress-axe import * Fix bad merge
65 lines
2.1 KiB
TypeScript
65 lines
2.1 KiB
TypeScript
/*
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Copyright 2020 The Matrix.org Foundation C.I.C.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import { useState } from "react";
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import { Room, RoomEvent, RoomMember, RoomStateEvent } from "matrix-js-sdk/src/matrix";
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import { throttle } from "lodash";
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import { useTypedEventEmitter } from "./useEventEmitter";
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// Hook to simplify watching Matrix Room joined members
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export const useRoomMembers = (room: Room, throttleWait = 250): RoomMember[] => {
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const [members, setMembers] = useState<RoomMember[]>(room.getJoinedMembers());
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useTypedEventEmitter(
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room.currentState,
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RoomStateEvent.Update,
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throttle(
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() => {
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setMembers(room.getJoinedMembers());
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},
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throttleWait,
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{ leading: true, trailing: true },
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),
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);
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return members;
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};
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// Hook to simplify watching Matrix Room joined member count
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export const useRoomMemberCount = (room: Room, throttleWait = 250): number => {
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const [count, setCount] = useState<number>(room.getJoinedMemberCount());
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useTypedEventEmitter(
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room.currentState,
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RoomStateEvent.Update,
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throttle(
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() => {
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setCount(room.getJoinedMemberCount());
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},
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throttleWait,
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{ leading: true, trailing: true },
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),
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);
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return count;
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};
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// Hook to simplify watching the local user's membership in a room
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export const useMyRoomMembership = (room: Room): string => {
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const [membership, setMembership] = useState<string>(room.getMyMembership());
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useTypedEventEmitter(room, RoomEvent.MyMembership, () => {
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setMembership(room.getMyMembership());
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});
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return membership;
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};
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