all files / src/core/util/ cache.js

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import Config from '../Config';
import StreamManager from '../stream/StreamManager';
import PeerConnectionManager from '../webrtc/PeerConnectionManager';
import Webcom from 'webcom/webcom';
 
/**
 * singleton
 * @type {CacheManager}
 * @private
 */
let _cache = null;
 
/**
 * Singleton to handle global references
 * @access protected
 */
class CacheManager {
	/**
	 * Construct singleton
	 * @return {CacheManager}
	 */
	constructor() {
		Eif(!_cache) {
			_cache = this;
		}
		return _cache;
	}
	/**
	 * The base reference
	 * @param {Webcom} url the reference or its url
	 */
	set base(url) {
		/**
		 * @ignore
		 */
		this._base = url instanceof Webcom ? url : new Webcom(url);
	}
	/**
	 * The base reference
	 * @type {Webcom}
	 */
	get base() {
		return this._base;
	}
 
	/**
	 * The connected user
	 * @param {Config} config the connected user
	 */
	set config(config) {
		if(!this._config) {
			/**
			 * @ignore
			 */
			this._config = new Config(config);
		} else {
			this._config.assign(config);
		}
	}
	/**
	 * The connected user
	 * @type {Config}
	 */
	get config() {
		Iif(!this._config) {
			this._config = new Config();
		}
		return this._config;
	}
	/**
	 * The connected user
	 * @param {User} user the connected user
	 */
	set user(user) {
		/**
		 * @ignore
		 */
		this._user = user;
	}
	/**
	 * The connected user
	 * @type {User}
	 */
	get user() {
		return this._user;
	}
	/**
	 * The current device
	 * @param {string} device the current device
	 */
	set device(device) {
		/**
		 * @ignore
		 */
		this._device = device;
	}
	/**
	 * The current device
	 * @type {string}
	 */
	get device() {
		return this._device;
	}
 
	/**
	 * The log level (DEBUG, INFO, WARN, ERROR)
	 * @type {string}
	 */
	set logLevel(level) {
		if(/^DEBUG|INFO|WARN|ERROR$/i.test(level)) {
			/**
			 * @ignore
			 */
			this._logLevel = level;
		} else Eif(level) {
			throw new Error('Unsupported log level (DEBUG, INFO, WARN, ERROR)');
		}
	}
	/**
	 * The log level (DEBUG, INFO, WARN, ERROR)
	 * @returns {string}
	 */
	get logLevel() {
		return this._logLevel || 'ERROR';
	}
 
	/**
	 * Streams manager
	 * @returns {StreamManager}
	 */
	get streams() {
		if(!this._streams) {
			/**
			 * @ignore
			 */
			this._streams = new StreamManager();
		}
		return this._streams;
	}
 
	/**
	 * PeerConnections manager
	 * @returns {PeerConnectionManager}
	 */
	get peerConnections() {
		if(!this._peerConnections) {
			/**
			 * @ignore
			 */
			this._peerConnections = new PeerConnectionManager();
		}
		return this._peerConnections;
	}
}
 
/**
 * The singleton instance
 * @ignore
 * @type {CacheManager}
 */
const cache = new CacheManager();
 
/**
 * Singleton for shared references
 * @access protected
 */
export default cache;