Fixing handling of StreamerId in the initial config settings.

Frontend/library/src/Config/Config.ts

@@ -742,7 +742,13 @@ export class Config {
                 `Cannot set text setting called ${id} - it does not exist in the Config.enumParameters map.`
             );
         } else {
-            this.optionParameters.get(id).selected = settingValue;
+            const optionSetting = this.optionParameters.get(id);
+            const existingOptions = optionSetting.options;
+            if (!existingOptions.includes(settingValue)) {
+                existingOptions.push(settingValue);
+                optionSetting.options = existingOptions;
+            }
+            optionSetting.selected = settingValue;
         }
     }
 

Frontend/library/src/Config/SettingOption.ts

@@ -24,7 +24,7 @@ export class SettingOption<
 		// eslint-disable-next-line @typescript-eslint/no-empty-function
 		defaultOnChangeListener: (changedValue: unknown, setting: SettingBase) => void = () => { /* Do nothing, to be overridden. */ }
     ) {
-        super(id, label, description, [defaultTextValue, defaultTextValue], defaultOnChangeListener);
+        super(id, label, description, [defaultTextValue], defaultOnChangeListener);
 
         this.options = options;
         const urlParams = new URLSearchParams(window.location.search);

Frontend/library/src/PixelStreaming/PixelStreaming.ts

@@ -566,6 +566,10 @@ export class PixelStreaming {
 
         const useUrlParams = this.config.useUrlParams;
         const urlParams = new URLSearchParams(window.location.search);
+        Logger.Info(
+            Logger.GetStackTrace(),
+            `using URL parameters ${useUrlParams}`
+        );
         if (settings.EncoderSettings) {
             this.config.setNumericSetting(
                 NumericParameters.MinQP,

Frontend/library/src/WebRtcPlayer/WebRtcPlayerController.ts

@@ -1322,6 +1322,16 @@ export class WebRtcPlayerController {
             6
         );
 
+        let wantedStreamerId: string = null;
+
+        // get the current selected streamer id option
+        var streamerIDOption = this.config.getSettingOption(OptionParameters.StreamerId);
+        const existingSelection = streamerIDOption.selected.toString().trim();
+        if (!!existingSelection) {
+            // default to selected option if it exists
+            wantedStreamerId = streamerIDOption.selected;
+        }
+
         // add the streamers to the UI
         const settingOptions = [...messageStreamerList.ids]; // copy the original messageStreamerList.ids
         settingOptions.unshift(''); // add an empty option at the top
@@ -1330,15 +1340,15 @@ export class WebRtcPlayerController {
             settingOptions
         );
 
-        let wantedStreamerId: string = null;
         let autoSelectedStreamerId: string  = null;
         const waitForStreamer = this.config.isFlagEnabled(Flags.WaitForStreamer);
         const reconnectLimit = this.config.getNumericSettingValue(NumericParameters.MaxReconnectAttempts);
         const reconnectDelay = this.config.getNumericSettingValue(NumericParameters.StreamerAutoJoinInterval);
 
         // first we figure out a wanted streamer id through various means
+        const useUrlParams = this.config.useUrlParams;
         const urlParams = new URLSearchParams(window.location.search);
-        if (urlParams.has(OptionParameters.StreamerId)) {
+        if (useUrlParams && urlParams.has(OptionParameters.StreamerId)) {
             // if we've set the streamer id on the url we only want that streamer id
             wantedStreamerId = urlParams.get(OptionParameters.StreamerId);
         } else if (this.subscribedStream) {