lib/main/adapter/presentation/installation_bloc.dart

@@ -3,7 +3,6 @@ import 'dart:io';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:minecraft_server_installer/main/adapter/presentation/installation_state.dart';
 import 'package:minecraft_server_installer/main/adapter/presentation/progress_view_model.dart';
-import 'package:minecraft_server_installer/main/adapter/presentation/range_view_model.dart';
 import 'package:minecraft_server_installer/main/application/use_case/download_file_use_case.dart';
 import 'package:minecraft_server_installer/main/application/use_case/grant_file_permission_use_case.dart';
 import 'package:minecraft_server_installer/main/application/use_case/write_file_use_case.dart';
@@ -34,8 +33,9 @@ class InstallationBloc extends Bloc<InstallationEvent, InstallationState> {
       );
 
       final startScriptFilePath = path.join(savePath, Constants.startScriptFileName);
-      final startScriptContent =
+      final startScriptContent = Platform.isWindows
-          'java -Xmx${state.ramSize.max}M -Xms${state.ramSize.min}M -jar ${Platform.isWindows ? '.${Constants.serverFileName}\r\n' : './${Constants.serverFileName}\n'}';
+          ? 'java -jar .\\${Constants.serverFileName}\r\n'
+          : 'java -jar ./${Constants.serverFileName}\n';
       await writeFileUseCase(startScriptFilePath, startScriptContent);
       await grantFilePermissionUseCase(startScriptFilePath);
 
@@ -59,16 +59,10 @@ class InstallationBloc extends Bloc<InstallationEvent, InstallationState> {
     });
 
     on<InstallationConfigurationUpdatedEvent>((event, emit) {
-      if (event.customRamSize != null && !event.customRamSize!.isValid) {
-        return;
-      }
-
       final newState = state.copyWith(
         gameVersion: event.gameVersion,
         savePath: event.savePath,
         isEulaAgreed: event.isEulaAgreed,
-        isCustomRamSizeEnabled: event.isCustomRamSizeEnabled,
-        customRamSize: event.customRamSize,
       );
       emit(newState);
     });
@@ -89,14 +83,10 @@ class InstallationConfigurationUpdatedEvent extends InstallationEvent {
   final GameVersionViewModel? gameVersion;
   final String? savePath;
   final bool? isEulaAgreed;
-  final bool? isCustomRamSizeEnabled;
-  final RangeViewModel? customRamSize;
 
   InstallationConfigurationUpdatedEvent({
     this.gameVersion,
     this.savePath,
     this.isEulaAgreed,
-    this.isCustomRamSizeEnabled,
-    this.customRamSize,
   });
 }

lib/main/adapter/presentation/installation_state.dart

@@ -1,16 +1,11 @@
 import 'package:equatable/equatable.dart';
 import 'package:minecraft_server_installer/main/adapter/presentation/progress_view_model.dart';
-import 'package:minecraft_server_installer/main/adapter/presentation/range_view_model.dart';
 import 'package:minecraft_server_installer/vanilla/adapter/presentation/game_version_view_model.dart';
 
 class InstallationState with EquatableMixin {
-  static const _defaultRamSize = RangeViewModel(min: 2048, max: 2048);
-
   final GameVersionViewModel? gameVersion;
   final String? savePath;
   final bool isEulaAgreed;
-  final bool isCustomRamSizeEnabled;
-  final RangeViewModel? _customRamSize;
   final ProgressViewModel downloadProgress;
   final bool isLocked;
 
@@ -18,19 +13,15 @@ class InstallationState with EquatableMixin {
     required this.gameVersion,
     required this.savePath,
     required this.isEulaAgreed,
-    required this.isCustomRamSizeEnabled,
-    required RangeViewModel? customRamSize,
     required this.downloadProgress,
     required this.isLocked,
-  }) : _customRamSize = customRamSize;
+  });
 
   const InstallationState.empty()
       : this(
           gameVersion: null,
           savePath: null,
           isEulaAgreed: false,
-          isCustomRamSizeEnabled: false,
-          customRamSize: _defaultRamSize,
           downloadProgress: const ProgressViewModel.zero(),
           isLocked: false,
         );
@@ -40,8 +31,6 @@ class InstallationState with EquatableMixin {
         gameVersion,
         savePath,
         isEulaAgreed,
-        isCustomRamSizeEnabled,
-        _customRamSize,
         downloadProgress,
         isLocked,
       ];
@@ -50,8 +39,6 @@ class InstallationState with EquatableMixin {
     GameVersionViewModel? gameVersion,
     String? savePath,
     bool? isEulaAgreed,
-    bool? isCustomRamSizeEnabled,
-    RangeViewModel? customRamSize,
     ProgressViewModel? downloadProgress,
     bool? isLocked,
   }) =>
@@ -59,14 +46,10 @@ class InstallationState with EquatableMixin {
         gameVersion: gameVersion ?? this.gameVersion,
         savePath: savePath ?? this.savePath,
         isEulaAgreed: isEulaAgreed ?? this.isEulaAgreed,
-        isCustomRamSizeEnabled: isCustomRamSizeEnabled ?? this.isCustomRamSizeEnabled,
-        customRamSize: customRamSize ?? _customRamSize,
         downloadProgress: downloadProgress ?? this.downloadProgress,
         isLocked: isLocked ?? this.isLocked,
       );
 
-  RangeViewModel get ramSize => isCustomRamSizeEnabled ? _customRamSize ?? _defaultRamSize : _defaultRamSize;
-
   bool get isGameVersionSelected => gameVersion != null;
 
   bool get isSavePathSelected => savePath != null && savePath!.isNotEmpty;

lib/main/adapter/presentation/range_view_model.dart

@@ -1,19 +0,0 @@
-import 'package:equatable/equatable.dart';
-
-class RangeViewModel with EquatableMixin {
-  final int min;
-  final int max;
-
-  const RangeViewModel({
-    required this.min,
-    required this.max,
-  });
-
-  @override
-  List<Object?> get props => [
-        min,
-        max,
-      ];
-
-  bool get isValid => min <= max;
-}

lib/main/framework/ui/basic_configuration_tab.dart

@@ -1,11 +1,10 @@
-import 'package:file_picker/file_picker.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:gap/gap.dart';
 import 'package:minecraft_server_installer/main/adapter/presentation/installation_bloc.dart';
 import 'package:minecraft_server_installer/main/adapter/presentation/installation_state.dart';
-import 'package:minecraft_server_installer/main/adapter/presentation/range_view_model.dart';
 import 'package:minecraft_server_installer/main/constants.dart';
+import 'package:minecraft_server_installer/main/framework/ui/path_browsing_field.dart';
 import 'package:minecraft_server_installer/main/framework/ui/strings.dart';
 import 'package:minecraft_server_installer/vanilla/framework/ui/game_version_dropdown.dart';
 import 'package:url_launcher/url_launcher.dart';
@@ -18,46 +17,14 @@ class BasicConfigurationTab extends StatelessWidget {
         children: [
           const GameVersionDropdown(),
           const Gap(16),
-          _pathBrowsingField,
+          const PathBrowsingField(),
           const Gap(16),
           _eulaCheckbox,
-          _enableCustomRamSizeCheckbox,
-          _customRamSizeControl,
           const Spacer(),
           _bottomControl,
         ],
       );
 
-  Widget get _pathBrowsingField => BlocConsumer<InstallationBloc, InstallationState>(
-        listener: (_, __) {},
-        builder: (context, state) => Row(
-          children: [
-            Expanded(
-              child: TextField(
-                controller: TextEditingController(text: state.savePath ?? ''),
-                readOnly: true,
-                canRequestFocus: false,
-                decoration: InputDecoration(
-                  border: OutlineInputBorder(borderRadius: BorderRadius.circular(4)),
-                  label: const Text('${Strings.fieldPath} *'),
-                ),
-              ),
-            ),
-            const Gap(8),
-            SizedBox(
-              height: 48,
-              child: OutlinedButton(
-                onPressed: () => _browseDirectory(context, initialPath: state.savePath),
-                style: OutlinedButton.styleFrom(
-                  shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(4)),
-                ),
-                child: const Text(Strings.buttonBrowse),
-              ),
-            ),
-          ],
-        ),
-      );
-
   Widget get _eulaCheckbox => Row(
         children: [
           Expanded(
@@ -82,76 +49,6 @@ class BasicConfigurationTab extends StatelessWidget {
         ],
       );
 
-  Widget get _enableCustomRamSizeCheckbox => BlocConsumer<InstallationBloc, InstallationState>(
-        listener: (_, __) {},
-        builder: (context, state) => CheckboxListTile(
-          title: const Text(Strings.fieldCustomRamSize),
-          value: state.isCustomRamSizeEnabled,
-          onChanged: (value) => context
-              .read<InstallationBloc>()
-              .add(InstallationConfigurationUpdatedEvent(isCustomRamSizeEnabled: value ?? false)),
-          controlAffinity: ListTileControlAffinity.leading,
-          contentPadding: EdgeInsets.zero,
-          shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(4)),
-        ),
-      );
-
-  Widget get _customRamSizeControl => BlocConsumer<InstallationBloc, InstallationState>(
-        listener: (_, __) {},
-        builder: (context, state) {
-          if (!state.isCustomRamSizeEnabled) {
-            return const SizedBox.shrink();
-          }
-
-          return Column(
-            children: [
-              RangeSlider(
-                values: RangeValues(state.ramSize.min.toDouble(), state.ramSize.max.toDouble()),
-                min: 512,
-                max: 16384,
-                divisions: (16384 - 512) ~/ 128,
-                labels: RangeLabels(
-                  '${state.ramSize.min} MB',
-                  '${state.ramSize.max} MB',
-                ),
-                onChanged: (values) => context.read<InstallationBloc>().add(
-                      InstallationConfigurationUpdatedEvent(
-                        customRamSize: RangeViewModel(min: values.start.toInt(), max: values.end.toInt()),
-                      ),
-                    ),
-              ),
-              Row(
-                children: [
-                  Expanded(
-                    child: TextField(
-                      controller: TextEditingController(text: state.ramSize.min.toString()),
-                      canRequestFocus: false,
-                      readOnly: true,
-                      decoration: InputDecoration(
-                        label: const Text('${Strings.labelMinRamSize} (MB)'),
-                        border: OutlineInputBorder(borderRadius: BorderRadius.circular(4)),
-                      ),
-                    ),
-                  ),
-                  const Gap(16),
-                  Expanded(
-                    child: TextField(
-                      controller: TextEditingController(text: state.ramSize.max.toString()),
-                      canRequestFocus: false,
-                      readOnly: true,
-                      decoration: InputDecoration(
-                        label: const Text('${Strings.labelMaxRamSize} (MB)'),
-                        border: OutlineInputBorder(borderRadius: BorderRadius.circular(4)),
-                      ),
-                    ),
-                  ),
-                ],
-              )
-            ],
-          );
-        },
-      );
-
   Widget get _bottomControl => BlocConsumer<InstallationBloc, InstallationState>(
         listener: (_, __) {},
         builder: (context, state) => Row(
@@ -174,22 +71,6 @@ class BasicConfigurationTab extends StatelessWidget {
         ),
       );
 
-  Future<void> _browseDirectory(BuildContext context, {String? initialPath}) async {
-    final hasInitialPath = initialPath?.isNotEmpty ?? false;
-    final directory = await FilePicker.platform.getDirectoryPath(
-      dialogTitle: Strings.dialogTitleSelectDirectory,
-      initialDirectory: hasInitialPath ? initialPath : null,
-    );
-
-    if (!context.mounted || directory == null) {
-      return;
-    }
-
-    context.read<InstallationBloc>().add(InstallationConfigurationUpdatedEvent(
-          savePath: directory,
-        ));
-  }
-
   void _downloadServerFile(BuildContext context) {
     context.read<InstallationBloc>().add((InstallationStartedEvent()));
   }

lib/main/framework/ui/path_browsing_field.dart

@@ -0,0 +1,75 @@
+import 'package:file_picker/file_picker.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:gap/gap.dart';
+import 'package:minecraft_server_installer/main/adapter/presentation/installation_bloc.dart';
+import 'package:minecraft_server_installer/main/adapter/presentation/installation_state.dart';
+import 'package:minecraft_server_installer/main/framework/ui/strings.dart';
+
+class PathBrowsingField extends StatefulWidget {
+  const PathBrowsingField({super.key});
+
+  @override
+  State<PathBrowsingField> createState() => _PathBrowsingFieldState();
+}
+
+class _PathBrowsingFieldState extends State<PathBrowsingField> {
+  final _textEditingController = TextEditingController();
+
+  @override
+  void initState() {
+    super.initState();
+
+    _textEditingController.text = context.read<InstallationBloc>().state.savePath ?? '';
+  }
+
+  @override
+  Widget build(BuildContext context) => BlocConsumer<InstallationBloc, InstallationState>(
+        listener: (_, state) {
+          if (state.savePath != null) {
+            _textEditingController.text = state.savePath!;
+          }
+        },
+        builder: (_, __) => Row(
+          children: [
+            Expanded(
+              child: TextField(
+                controller: _textEditingController,
+                readOnly: true,
+                canRequestFocus: false,
+                decoration: InputDecoration(
+                  border: OutlineInputBorder(borderRadius: BorderRadius.circular(4)),
+                  label: const Text('${Strings.fieldPath} *'),
+                ),
+              ),
+            ),
+            const Gap(8),
+            SizedBox(
+              height: 48,
+              child: OutlinedButton(
+                onPressed: _browseDirectory,
+                style: OutlinedButton.styleFrom(
+                  shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(4)),
+                ),
+                child: const Text(Strings.buttonBrowse),
+              ),
+            ),
+          ],
+        ),
+      );
+
+  Future<void> _browseDirectory() async {
+    final directory = await FilePicker.platform.getDirectoryPath(
+      dialogTitle: Strings.dialogTitleSelectDirectory,
+      initialDirectory: _textEditingController.text.isNotEmpty ? _textEditingController.text : null,
+    );
+
+    if (!mounted || directory == null) {
+      return;
+    }
+
+    context.read<InstallationBloc>().add(InstallationConfigurationUpdatedEvent(
+          savePath: directory,
+        ));
+  }
+}

lib/main/framework/ui/strings.dart

@@ -2,11 +2,8 @@ abstract class Strings {
   static const fieldGameVersion = '遊戲版本';
   static const fieldPath = '安裝路徑';
   static const fieldEula = '我同意 EULA 條款';
-  static const fieldCustomRamSize = '啟用自定義 RAM 大小';
   static const buttonStartToInstall = '開始安裝';
   static const buttonBrowse = '瀏覽';
-  static const labelMinRamSize = '最小 RAM 大小';
-  static const labelMaxRamSize = '最大 RAM 大小';
   static const tooltipEulaInfo = '點擊查看 EULA 條款';
   static const dialogTitleSelectDirectory = '選擇安裝目錄';
 }