Support adding servers

js/trdom_servermanager.js

@@ -53,8 +53,12 @@ class trdom_servermanager extends EventTarget {
         server.refreshTorrentList();
     }
 
-    addServer(name, url, user, pass) {
+    addServer(name, url, user = null, pass = '') {
-        this.#registerServer(name, {'rpcurl': url, 'auth': `Basic ${btoa(`${user}:${pass}`)}`});
+        let initdata = {rpcurl: url};
+        if (user != null) {
+            initdata.auth = `Basic ${btoa(`${user}:${pass}`)}`
+        }
+        this.#registerServer(name, initdata);
         this.#saveServers();
     }
 
@@ -136,7 +140,43 @@ class trdom_servermanager extends EventTarget {
                 switch (e.currentTarget.getAttributeNS('trweb', 'servermanagerbutton')) {
                 case 'add':
                     e.stopPropagation();
-                    window.alert('Server add form isn\'t implemented');
+                    let addName = window.prompt('Enter name for the new server');
+                    if (addName != null) {
+                        if (addName == '') {
+                            window.alert('No name was provided, aborting');
+                        }
+                        else {
+                            if (this.#servers[addName] != null) {
+                                window.alert('Server with the provided name already exists, aborting');
+                            }
+                            else {
+                                let addUrl = window.prompt('Enter server URL', 'http://localhost:9091/transmission/rpc');
+                                if (addUrl != null) {
+                                    if (addUrl == '') {
+                                        window.alert('No URL provided, aborting');
+                                    }
+                                    else {
+                                        let addUser;
+                                        let addPass;
+                                        addUser = window.prompt('Enter username, leave empty of not required');
+                                        if (addUser == null) {
+                                            return;
+                                        }
+                                        if (addUser == '') {
+                                            addUser = null;
+                                        }
+                                        else {
+                                            addPass = window.prompt(`Enter password for user ${addUser}`);
+                                            if (addPass == null) {
+                                                return;
+                                            }
+                                        }
+                                        this.addServer(addName, addUrl, addUser, addPass); 
+                                    }
+                                }
+                            }
+                        }
+                    }
                     break;
                 case 'block':
                     e.stopPropagation();