71 lines
2.1 KiB
TypeScript
71 lines
2.1 KiB
TypeScript
/*
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Copyright 2022 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 { TypedEventEmitter } from "matrix-js-sdk/src/models/typed-event-emitter";
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import { VoiceBroadcastPreRecording } from "..";
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import { IDestroyable } from "../../utils/IDestroyable";
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export type VoiceBroadcastPreRecordingEvent = "changed";
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interface EventMap {
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changed: (preRecording: VoiceBroadcastPreRecording | null) => void;
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}
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export class VoiceBroadcastPreRecordingStore
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extends TypedEventEmitter<VoiceBroadcastPreRecordingEvent, EventMap>
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implements IDestroyable {
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private current: VoiceBroadcastPreRecording | null = null;
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public setCurrent(current: VoiceBroadcastPreRecording): void {
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if (this.current === current) return;
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if (this.current) {
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this.current.off("dismiss", this.onCancel);
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}
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this.current = current;
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current.on("dismiss", this.onCancel);
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this.emit("changed", current);
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}
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public clearCurrent(): void {
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if (this.current === null) return;
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this.current.off("dismiss", this.onCancel);
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this.current = null;
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this.emit("changed", null);
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}
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public getCurrent(): VoiceBroadcastPreRecording | null {
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return this.current;
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}
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public destroy(): void {
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this.removeAllListeners();
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if (this.current) {
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this.current.off("dismiss", this.onCancel);
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}
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}
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private onCancel = (voiceBroadcastPreRecording: VoiceBroadcastPreRecording): void => {
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if (this.current === voiceBroadcastPreRecording) {
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this.clearCurrent();
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}
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};
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}
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