jiti-meet/react/features/screenshot-capture/actions.js

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// @flow
import { getLocalVideoTrack } from '../../features/base/tracks';
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import { SET_SCREENSHOT_CAPTURE } from './actionTypes';
import { createScreenshotCaptureSummary } from './functions';
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import logger from './logger';
let screenshotSummary;
/**
* Marks the on-off state of screenshot captures.
*
* @param {boolean} enabled - Whether to turn screen captures on or off.
* @returns {{
* type: START_SCREENSHOT_CAPTURE,
* payload: enabled
* }}
*/
function setScreenshotCapture(enabled) {
return {
type: SET_SCREENSHOT_CAPTURE,
payload: enabled
};
}
/**
* Action that toggles the screenshot captures.
*
* @param {boolean} enabled - Bool that represents the intention to start/stop screenshot captures.
* @returns {Promise}
*/
export function toggleScreenshotCaptureSummary(enabled: boolean) {
return async function(dispatch: (Object) => Object, getState: () => any) {
const state = getState();
if (state['features/screenshot-capture'].capturesEnabled !== enabled) {
if (!screenshotSummary) {
try {
screenshotSummary = await createScreenshotCaptureSummary(state);
} catch (err) {
logger.error('Cannot create screenshotCaptureSummary', err);
}
}
if (enabled) {
try {
const { jitsiTrack } = getLocalVideoTrack(state['features/base/tracks']);
await screenshotSummary.start(jitsiTrack);
dispatch(setScreenshotCapture(enabled));
} catch {
// Handle promise rejection from {@code start} due to stream type not being desktop.
logger.error('Unsupported stream type.');
}
} else {
screenshotSummary.stop();
dispatch(setScreenshotCapture(enabled));
}
}
return Promise.resolve();
};
}