Files
element-call-Github/src/state/initialMuteState.ts

43 lines
1.5 KiB
TypeScript

/*
Copyright 2026 Element Creations Ltd.
SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial
Please see LICENSE in the repository root for full details.
*/
import { logger } from "matrix-js-sdk/lib/logger";
import { type RTCCallIntent } from "matrix-js-sdk/lib/matrixrtc";
/**
* Calculates the initial mute state for media devices based on configuration.
*
* It is not always possible to start the widget with audio/video unmuted due to privacy concerns.
* This function encapsulates the logic to determine the appropriate initial state.
*/
export function calculateInitialMuteState(
skipLobby: boolean,
callIntent: RTCCallIntent | undefined,
isWidgetMode: boolean,
): { audioEnabled: boolean; videoEnabled: boolean } {
logger.debug(
`calculateInitialMuteState: skipLobby=${skipLobby}, callIntent=${callIntent} isWidgetMode=${isWidgetMode}`,
);
if (skipLobby && !isWidgetMode) {
// If not in widget mode and lobby is skipped, default to muted to protect user privacy.
// In the SPA context we don't want to unmute users without giving them a chance to adjust their settings first.
return {
audioEnabled: false,
videoEnabled: false,
};
}
// Embedded contexts are trusted environments, so they allow unmuted by default.
// Same for when showing a lobby, as users can adjust their settings there.
// Additionally, if the call intent is "audio", we disable video by default.
return {
audioEnabled: true,
videoEnabled: callIntent != "audio",
};
}