flutter: dev_mode: Add Environment Variables Page

flutter-init.sh

@@ -1,6 +1,14 @@
 #!/bin/bash
 
+ENV_FILE_PATH=assets/files
+ENV_FILE=$ENV_FILE_PATH/environment_variables.txt
+
 cd src/ui/flutter_app || exit
+
+mkdir -p $ENV_FILE_PATH || true
+touch $ENV_FILE
+export > $ENV_FILE
+
 flutter pub get
 flutter pub global activate intl_utils
 flutter --no-color pub global run intl_utils:generate

src/ui/flutter_app/lib/l10n/intl_de.arb

@@ -923,5 +923,9 @@
   "tapBackAgainToLeave": "Nochmal drücken um zu Beenden.",
   "@tapBackAgainToLeave": {
     "description": "Tap back again to leave."
+  },
+  "environmentVariables": "Umgebungsvariablen",
+  "@environmentVariables": {
+    "description": "Environment variables"
   }
 }

src/ui/flutter_app/lib/l10n/intl_en.arb

@@ -923,5 +923,9 @@
   "tapBackAgainToLeave": "Tap back again to leave.",
   "@tapBackAgainToLeave": {
     "description": "Tap back again to leave."
+  },
+  "environmentVariables": "Environment variables",
+  "@environmentVariables": {
+    "description": "Environment variables"
   }
 }

src/ui/flutter_app/lib/l10n/intl_zh.arb

@@ -230,5 +230,6 @@
   "aiIsNotThinking": "电脑并非正在思考中",
   "autoReplay": "自动回放",
   "atEnd": "已经到底了",
-  "tapBackAgainToLeave": "再次按返回键退出应用"
+  "tapBackAgainToLeave": "再次按返回键退出应用",
+  "environmentVariables": "环境变量"
 }

src/ui/flutter_app/lib/widgets/env_page.dart

@@ -0,0 +1,59 @@
+/*
+  This file is part of Sanmill.
+  Copyright (C) 2019-2021 The Sanmill developers (see AUTHORS file)
+
+  Sanmill is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  Sanmill is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+import 'package:flutter/material.dart';
+import 'package:flutter/services.dart' show rootBundle;
+import 'package:sanmill/generated/l10n.dart';
+
+class EnvironmentVariablesPage extends StatefulWidget {
+  @override
+  _EnvironmentVariablesPageState createState() => _EnvironmentVariablesPageState();
+}
+
+class _EnvironmentVariablesPageState extends State<EnvironmentVariablesPage> {
+  String _data = "";
+
+  Future<void> _loadData() async {
+    final _loadedData =
+        await rootBundle.loadString('assets/files/environment_variables.txt');
+    setState(() {
+      _data = _loadedData;
+    });
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    _loadData();
+
+    return Scaffold(
+      appBar: AppBar(title: Text(S.of(context).environmentVariables), centerTitle: true),
+      body: ListView(
+        children: <Widget>[
+          Container(
+              padding: const EdgeInsets.only(
+                  top: 16, left: 16, right: 16, bottom: 16),
+              child: Text(
+                _data != "" ? _data : 'Nothing to show',
+                style: TextStyle(fontFamily: 'Monospace', fontSize: 12),
+                textAlign: TextAlign.left,
+              ))
+        ],
+      ),
+    );
+  }
+}

src/ui/flutter_app/lib/widgets/game_settings_page.dart

@@ -29,6 +29,7 @@ import 'package:sanmill/widgets/settings_list_tile.dart';
 import 'package:sanmill/widgets/settings_switch_list_tile.dart';
 
 import 'dialog.dart';
+import 'env_page.dart';
 import 'list_item_divider.dart';
 
 class Developer {
@@ -264,7 +265,20 @@ class _GameSettingsPageState extends State<GameSettingsPage> {
                   value: Config.isAutoRestart,
                   onChanged: setIsAutoRestart,
                   titleString: S.of(context).isAutoRestart,
-                )
+                ),
+                ListItemDivider(),
+                SettingsListTile(
+                  context: context,
+                  titleString: S.of(context).environmentVariables,
+                  onTap: () {
+                    Navigator.push(
+                      context,
+                      MaterialPageRoute(
+                        builder: (context) => EnvironmentVariablesPage(),
+                      ),
+                    );
+                  },
+                ),
               ],
             )
           : SizedBox(height: 1),

src/ui/flutter_app/pubspec.yaml

@@ -37,6 +37,7 @@ flutter:
 
   assets:
     - assets/licenses/GPL-3.0.txt
+    - assets/files/environment_variables.txt
     - assets/audios/draw.mp3
     - assets/audios/fly.mp3
     - assets/audios/go.mp3