Remove configuration setting for connecting test client to main server

Only allow configuring through query string.

srcjs/stendhal.html

@@ -254,10 +254,6 @@ <h3></h3>
 			<label class="checksetting"><input type="checkbox" id="chk_pvtsnd">Private message notifications</label>
 		</div>
 		<div id="settings_panel3" class="verticalgroup vgroupcolr">
-			<div class="hidden">
-				<label for="selserver">Server:</label>
-				<select id="selserver"></select>
-			</div>
 			<div>
 				<label for="selecttheme">Theme:</label>
 				<select id="selecttheme"></select>

srcjs/stendhal/Client.ts

@@ -145,7 +145,7 @@ export class Client {
 		this.registerBrowserEventHandlers();
 
 		let ws = Paths.ws.substring(1);
-		if (stendhal.session.isTestClient() && !stendhal.config.getBoolean("connection.testserver")) {
+		if (stendhal.session.isTestClient() && !stendhal.session.isServerDefault()) {
 			ws = ws.replace(/t/, "s");
 			// disclaimer for using the test client on the main server
 			Chat.log("warning", "WARNING: You are connecting to the production server with a development"

srcjs/stendhal/ui/dialog/SettingsDialog.ts

@@ -43,7 +43,6 @@ export class SettingsDialog extends DialogContentComponent {
 
 		this.initialStates = {
 			"gamescreen.blood": stendhal.config.get("gamescreen.blood"),
-			"connection.testserver": stendhal.config.get("connection.testserver")
 		};
 
 
@@ -130,18 +129,6 @@ export class SettingsDialog extends DialogContentComponent {
 
 		/* *** right panel *** */
 
-		const sel_server = this.createSelect("selserver", {"test": "test", "main": "main"},
-				stendhal.config.getBoolean("connection.testserver") ? 0 : 1,
-				"Select \"main\" to connect to main server with test client (requires page reload)");
-		sel_server.addEventListener("change", (e) => {
-			stendhal.config.set("connection.testserver", sel_server.selectedIndex == 0);
-			this.refresh();
-		});
-		// server selection is hidden unless test client is detected
-		if (stendhal.session.isTestClient()) {
-			sel_server.parentElement!.style["display"] = "block";
-		}
-
 		const themes = {} as {[index: string]: string};
 		for (const t of Object.keys(stendhal.config.themes.map)) {
 			if (t === "wood") {

srcjs/stendhal/util/ConfigManager.ts

@@ -56,8 +56,6 @@ export class ConfigManager {
 		"action.inventory.quickpickup": "true",
 		"event.pvtmsg.sound": "ui/notify_up",
 		"chat.custom_keywords": "",
-		// test client only
-		"connection.testserver": "true"
 	} as {[id: string]: string};
 
 	private themes = {

srcjs/stendhal/util/SessionManager.ts

@@ -17,6 +17,7 @@ export class SessionManager {
 	private storage = window.sessionStorage;
 	private charname?: string;
 	private initialized = false;
+	private server_default = true;
 
 	/** Singleton instance. */
 	private static instance: SessionManager;
@@ -50,12 +51,10 @@ export class SessionManager {
 		if (charname) {
 			this.setCharName(charname);
 		}
-		// server selection (test client only)
+		// server selection from query string (test client only)
 		const server = args.get("server");
-		if (server) {
-			// TODO: Don't store connection & remove option from settings dialog. Note that Android
-			//       WebView client will need updated to set server connection in query string.
-			stendhal.config.set("connection.testserver", server !== "main");
+		if (server && this.isTestClient()) {
+			this.server_default = server !== "main";
 		}
 	}
 
@@ -113,4 +112,17 @@ export class SessionManager {
 	isTestClient(): boolean {
 		return stendhal.paths.data === "/testdata";
 	}
+
+	/**
+	 * Checks if the client should connect to its default server counterpart.
+	 *
+	 * Used for test client only.
+	 *
+	 * @return
+	 *   `true` is test client should connect to test server. `false` if it should connect to main
+	 *   server.
+	 */
+	isServerDefault(): boolean {
+		return this.server_default;
+	}
 }