import {
    FOUR_GROUPS_DASH_SEPARATED,
    GOOGLE_PRIVACY_POLICY,
    JITSI_LIVE_STREAMING_HELP_LINK,
    YOUTUBE_TERMS_URL
} from './constants';

/**
 * Get the live streaming options.
 *
 * @param {Object} state - The global state.
 * @returns {LiveStreaming}
 */
export function getLiveStreaming(state: Object) {
    const { liveStreaming = {} } = state['features/base/config'];

    const regexp = liveStreaming.validatorRegExpString
        && new RegExp(liveStreaming.validatorRegExpString);

    return {
        enabled: Boolean(liveStreaming.enabled),
        helpURL: liveStreaming.helpLink || JITSI_LIVE_STREAMING_HELP_LINK,
        termsURL: liveStreaming.termsLink || YOUTUBE_TERMS_URL,
        dataPrivacyURL: liveStreaming.dataPrivacyLink || GOOGLE_PRIVACY_POLICY,
        streamLinkRegexp: regexp || FOUR_GROUPS_DASH_SEPARATED
    };
}