Update

lib/auth.dart

@@ -15,6 +15,12 @@ class AuthInfo {
   bool _checked = false;
   bool get checked => _checked;
 
+  void clear() {
+    _user = null;
+    _status = null;
+    _checked = false;
+  }
+
   Future<void> getServerStatus() async {
     _status = (await api.getStatus()).unwrap();
   }

lib/globals.dart

@@ -13,6 +13,7 @@ import 'auth.dart';
 import 'config/base.dart';
 import 'config/shared_preferences.dart';
 import 'config/windows.dart';
+import 'main.dart';
 import 'platform/path.dart';
 import 'utils.dart';
 
@@ -89,6 +90,7 @@ bool tryInitApi(BuildContext context) {
   if (_api != null && _api!.baseUrl == baseUrl) {
     return true;
   }
+  auth.clear();
   initApi(baseUrl);
   return true;
 }
@@ -108,3 +110,41 @@ final AuthInfo auth = AuthInfo();
 final Path platformPath = Path();
 final GlobalKey<ScaffoldMessengerState> rootScaffoldMessengerKey =
     GlobalKey<ScaffoldMessengerState>();
+
+enum MoreVertSettings {
+  setServerUrl,
+}
+
+void onMoreVertSettingsSelected(BuildContext context, MoreVertSettings value) {
+  switch (value) {
+    case MoreVertSettings.setServerUrl:
+      context.go("/set_server");
+      break;
+    default:
+      break;
+  }
+}
+
+ThemeMode themeModeNext(ThemeMode mode) {
+  if (mode == ThemeMode.system) return ThemeMode.light;
+  if (mode == ThemeMode.dark) return ThemeMode.system;
+  return ThemeMode.dark;
+}
+
+mixin ThemeModeWidget<T extends StatefulWidget> on State<T> {
+  @protected
+  Widget buildThemeModeIcon(BuildContext context) {
+    final mode = MainApp.of(context).themeMode;
+    return IconButton(
+        onPressed: () {
+          final n = themeModeNext(mode);
+          MainApp.of(context).changeThemeMode(n);
+          setState(() {});
+        },
+        icon: Icon(mode == ThemeMode.system
+            ? Icons.brightness_auto
+            : mode == ThemeMode.dark
+                ? Icons.dark_mode
+                : Icons.light_mode));
+  }
+}

lib/home.dart

@@ -8,12 +8,6 @@ import 'main.dart';
 
 final _log = Logger("HomePage");
 
-ThemeMode _themeModeNext(ThemeMode mode) {
-  if (mode == ThemeMode.system) return ThemeMode.light;
-  if (mode == ThemeMode.dark) return ThemeMode.system;
-  return ThemeMode.dark;
-}
-
 class HomePage extends HookWidget {
   const HomePage({Key? key}) : super(key: key);
 
@@ -41,7 +35,7 @@ class HomePage extends HookWidget {
         actions: [
           IconButton(
               onPressed: () {
-                final n = _themeModeNext(mode.value);
+                final n = themeModeNext(mode.value);
                 MainApp.of(context).changeThemeMode(n);
                 mode.value = n;
               },
@@ -50,7 +44,21 @@ class HomePage extends HookWidget {
                   : mode.value == ThemeMode.dark
                       ? Icons.dark_mode
                       : Icons.light_mode)),
-          const IconButton(onPressed: null, icon: Icon(Icons.more_vert)),
+          PopupMenuButton(
+            icon: const Icon(Icons.more_vert),
+            onSelected: (MoreVertSettings value) {
+              onMoreVertSettingsSelected(context, value);
+            },
+            itemBuilder: (BuildContext build) {
+              var list = <PopupMenuEntry<MoreVertSettings>>[];
+              if (const bool.fromEnvironment("skipBaseUrl") != true) {
+                list.add(PopupMenuItem(
+                    value: MoreVertSettings.setServerUrl,
+                    child: Text(AppLocalizations.of(build)!.setServerUrl)));
+              }
+              return list;
+            },
+          ),
         ],
       ),
       body: const Center(

lib/l10n/app_en.arb

@@ -9,5 +9,6 @@
     "titleBar": "EH Downloader",
     "incorrectUserPassword": "Incorrect username or password.",
     "networkError": "Network error.",
-    "internalError": "Some internal error occurred. Please send the log file to the developer."
+    "internalError": "Some internal error occurred. Please send the log file to the developer.",
+    "setServerUrl": "Server URL Settings"
 }

lib/l10n/app_zh.arb

@@ -9,5 +9,6 @@
     "titleBar": "EH 下载器",
     "incorrectUserPassword": "不正确的用户名或密码。",
     "networkError": "网络错误。",
-    "internalError": "出现了内部错误，请将日志发送给开发者。"
+    "internalError": "出现了内部错误，请将日志发送给开发者。",
+    "setServerUrl": "服务器地址设置"
 }

lib/login.dart

@@ -16,7 +16,7 @@ class LoginPage extends StatefulWidget {
   State<LoginPage> createState() => _LoginPageState();
 }
 
-class _LoginPageState extends State<LoginPage> {
+class _LoginPageState extends State<LoginPage> with ThemeModeWidget {
   final _formKey = GlobalKey<FormState>();
   String _username = "";
   String _password = "";
@@ -102,8 +102,16 @@ class _LoginPageState extends State<LoginPage> {
     tryInitApi(context);
     _checkStatus(context);
     return Scaffold(
+      appBar: AppBar(
+        title: Text(AppLocalizations.of(context)!.login),
+        actions: [
+          buildThemeModeIcon(context),
+        ],
+      ),
       body: Container(
-          padding: const EdgeInsets.symmetric(horizontal: 100),
+          padding: MediaQuery.of(context).size.width > 810
+              ? const EdgeInsets.symmetric(horizontal: 100)
+              : null,
           child: Form(
               key: _formKey,
               child: Column(

lib/set_server.dart

@@ -2,8 +2,11 @@ import 'package:flutter/material.dart';
 import 'package:flutter/scheduler.dart';
 import 'package:flutter_gen/gen_l10n/app_localizations.dart';
 import 'package:go_router/go_router.dart';
+import 'package:logging/logging.dart';
 import 'globals.dart';
 
+final _log = Logger("SetServerPage");
+
 class SetServerPage extends StatefulWidget {
   const SetServerPage({Key? key}) : super(key: key);
 
@@ -13,7 +16,7 @@ class SetServerPage extends StatefulWidget {
   State<SetServerPage> createState() => _SetServerPageState();
 }
 
-class _SetServerPageState extends State<SetServerPage> {
+class _SetServerPageState extends State<SetServerPage> with ThemeModeWidget {
   String _serverUrl = "";
   String _apiPath = "/api/";
   bool _isValid = false;
@@ -30,7 +33,7 @@ class _SetServerPageState extends State<SetServerPage> {
         _apiPath = url.path;
         _isValid = true;
       } catch (e) {
-        // Do nothing.
+        _log.warning("Failed to parse baseUrl:", e);
       }
     }
   }
@@ -68,9 +71,26 @@ class _SetServerPageState extends State<SetServerPage> {
         context.go("/");
       });
     }
+    final bool hasBaseUrl = prefs.getString('baseUrl') != null;
     return Scaffold(
+      appBar: AppBar(
+        title: Text(AppLocalizations.of(context)!.setServerUrl),
+        leading: hasBaseUrl
+            ? IconButton(
+                icon: const Icon(Icons.arrow_back),
+                onPressed: () {
+                  context.canPop() ? context.pop() : context.go("/");
+                },
+              )
+            : null,
+        actions: [
+          buildThemeModeIcon(context),
+        ],
+      ),
       body: Container(
-          padding: const EdgeInsets.symmetric(horizontal: 100),
+          padding: MediaQuery.of(context).size.width > 810
+              ? const EdgeInsets.symmetric(horizontal: 100)
+              : null,
           child: Form(
               key: _formKey,
               child: Column(