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use useCallback

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Timo
2024-07-29 16:24:47 +02:00
parent 9a4376b35b
commit e222dfefa4
1 changed files with 38 additions and 32 deletions
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70
src/room/MuteStates.ts
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@@ -14,7 +14,13 @@ See the License for the specific language governing permissions and
limitations under the License.
*/
import { Dispatch, SetStateAction, useEffect, useMemo } from "react";
import {
Dispatch,
SetStateAction,
useCallback,
useEffect,
useMemo,
} from "react";
import { IWidgetApiRequest } from "matrix-widget-api";
import { MediaDevice, useMediaDevices } from "../livekit/MediaDevicesContext";
@@ -83,41 +89,41 @@ export function useMuteStates(): MuteStates {
});
}, [audio, video]);
const onMuteStateChangeRequest = useCallback(
(ev: CustomEvent<IWidgetApiRequest>) => {
// First copy the current state into our new state.
const newState = {
audio_enabled: audio.enabled,
video_enabled: video.enabled,
};
// Update new state if there are any requested changes from the widget action
// in `ev.detail.data`.
if (
ev.detail.data.audio_enabled != null &&
typeof ev.detail.data.audio_enabled === "boolean"
) {
audio.setEnabled?.(ev.detail.data.audio_enabled);
newState.audio_enabled = ev.detail.data.audio_enabled;
}
if (
ev.detail.data.video_enabled != null &&
typeof ev.detail.data.video_enabled === "boolean"
) {
video.setEnabled?.(ev.detail.data.video_enabled);
newState.video_enabled = ev.detail.data.video_enabled;
}
// Always reply with the new (now "current") state.
// This allows to also use this action to just get the unaltered current state
// by using a fromWidget request with: `ev.detail.data = {}`
widget!.api.transport.reply(ev.detail, newState);
},
[audio, video],
);
useEffect(() => {
// We setup a event listener for the widget action ElementWidgetActions.DeviceMute.
if (widget) {
// only setup the listener in widget mode
const onMuteStateChangeRequest = (
ev: CustomEvent<IWidgetApiRequest>,
): void => {
// First copy the current state into our new state.
const newState = {
audio_enabled: audio.enabled,
video_enabled: video.enabled,
};
// Update new state if there are any requested changes from the widget action
// in `ev.detail.data`.
if (
ev.detail.data.audio_enabled != null &&
typeof ev.detail.data.audio_enabled === "boolean"
) {
audio.setEnabled?.(ev.detail.data.audio_enabled);
newState.audio_enabled = ev.detail.data.audio_enabled;
}
if (
ev.detail.data.video_enabled != null &&
typeof ev.detail.data.video_enabled === "boolean"
) {
video.setEnabled?.(ev.detail.data.video_enabled);
newState.video_enabled = ev.detail.data.video_enabled;
}
// Always reply with the new (now "current") state.
// This allows to also use this action to just get the unaltered current state
// by using a fromWidget request with: `ev.detail.data = {}`
widget!.api.transport.reply(ev.detail, newState);
};
// Connect our mute listener.
widget.lazyActions.on(
ElementWidgetActions.DeviceMute,
onMuteStateChangeRequest,
@@ -131,7 +137,7 @@ export function useMuteStates(): MuteStates {
);
};
}
}, [audio, video]);
}, [onMuteStateChangeRequest]);
return useMemo(() => ({ audio, video }), [audio, video]);
}