import logger from './logger'; /** * Begins a request to get available DesktopCapturerSources. * * @param {Array} types - An array with DesktopCapturerSource type strings. * @param {Object} options - Additional configuration for getting a list of * sources. * @param {Object} options.thumbnailSize - The desired height and width of the * return native image object used for the preview image of the source. * @returns {Function} */ export function obtainDesktopSources(types, options = {}) { const capturerOptions = { types }; if (options.thumbnailSize) { capturerOptions.thumbnailSize = options.thumbnailSize; } return new Promise((resolve, reject) => { const { JitsiMeetElectron } = window; if (JitsiMeetElectron && JitsiMeetElectron.obtainDesktopStreams) { JitsiMeetElectron.obtainDesktopStreams( sources => resolve(_separateSourcesByType(sources)), error => { logger.error( `Error while obtaining desktop sources: ${error}`); reject(error); }, capturerOptions ); } else { const reason = 'Called JitsiMeetElectron.obtainDesktopStreams' + ' but it is not defined'; logger.error(reason); return Promise.reject(new Error(reason)); } }); } /** * Converts an array of DesktopCapturerSources to an object with types for keys * and values being an array with sources of the key's type. * * @param {Array} sources - DesktopCapturerSources. * @private * @returns {Object} An object with the sources split into separate arrays based * on source type. */ function _separateSourcesByType(sources = []) { const sourcesByType = { screen: [], window: [] }; sources.forEach(source => { const idParts = source.id.split(':'); const type = idParts[0]; if (sourcesByType[type]) { sourcesByType[type].push(source); } }); return sourcesByType; }