feat: enable config callstats configParams (#1672)

* enable config callstats configParams

* add comments

* wrap long comments

* fix format

* fix format

* fix format

* add jsDoc

JitsiConference.js

@@ -421,7 +421,8 @@ JitsiConference.prototype._init = function(options = {}) {
             enableCallStats,
             roomName: this.options.name,
             applicationName: config.applicationName,
-            getWiFiStatsMethod: config.getWiFiStatsMethod
+            getWiFiStatsMethod: config.getWiFiStatsMethod,
+            configParams: config.callStatsConfigParams
         });
         Statistics.analytics.addPermanentProperties({
             'callstats_name': this._statsCurrentId

modules/statistics/CallStats.js

@@ -343,6 +343,8 @@ export default class CallStats {
      * the <tt>userID</tt> aka endpoint ID, see CallStats docs for more info.
      * @param {string} options.userName the <tt>userName</tt> part of
      * the <tt>userID</tt> aka display name, see CallStats docs for more info.
+     * @param {String} options.configParams the set of parameters
+     * to enable/disable certain features in the library. See CallStats docs for more info.
      *
      */
     static initBackend(options) {
@@ -361,14 +363,10 @@ export default class CallStats {
             CallStats.callStatsID = options.callStatsID;
             CallStats.callStatsSecret = options.callStatsSecret;
 
-            let configParams;
+            const configParams = { ...options.configParams };
 
             if (options.applicationName) {
-                configParams = {
-                    applicationVersion:
-                        `${options.applicationName} (${
-                            browser.getName()})`
-                };
+                configParams.applicationVersion = `${options.applicationName} (${browser.getName()})`;
             }
 
             if (options.confID) {

modules/statistics/statistics.js

@@ -72,7 +72,8 @@ function _initCallStatsBackend(options) {
         applicationName: options.applicationName,
         getWiFiStatsMethod: options.getWiFiStatsMethod,
         confID: options.confID,
-        siteID: options.siteID
+        siteID: options.siteID,
+        configParams: options.configParams
     })) {
         logger.error('CallStats Backend initialization failed bad');
     }
@@ -141,6 +142,8 @@ Statistics.init = function(options) {
  * @property {string} customScriptUrl - A custom lib url to use when downloading
  * callstats library.
  * @property {string} roomName - The room name we are currently in.
+ * @property {string} configParams - The set of parameters
+ * to enable/disable certain features in the library. See CallStats docs for more info.
  */
 /**
  *