fix: macOS ssh term unusable (#838)

lib/data/model/app/scripts/script_builders.dart

@@ -0,0 +1,259 @@
+import 'package:server_box/data/model/app/scripts/cmd_types.dart';
+import 'package:server_box/data/model/app/scripts/script_consts.dart';
+import 'package:server_box/data/model/app/scripts/shell_func.dart';
+
+/// Abstract base class for platform-specific script builders
+abstract class ScriptBuilder {
+  const ScriptBuilder();
+
+  /// Generate a complete script for all shell functions
+  String buildScript(Map<String, String>? customCmds);
+
+  /// Get the script file name for this platform
+  String get scriptFileName;
+
+  /// Get the command to install the script
+  String getInstallCommand(String scriptDir, String scriptPath);
+
+  /// Get the execution command for a specific function
+  String getExecCommand(String scriptPath, ShellFunc func);
+
+  /// Get custom commands string for this platform
+  String getCustomCmdsString(ShellFunc func, Map<String, String>? customCmds);
+
+  /// Get the script header for this platform
+  String get scriptHeader;
+
+  /// Get the command divider for this platform
+  String get cmdDivider => ScriptConstants.cmdDivider;
+}
+
+/// Windows PowerShell script builder
+class WindowsScriptBuilder extends ScriptBuilder {
+  const WindowsScriptBuilder();
+
+  @override
+  String get scriptFileName => ScriptConstants.scriptFileWindows;
+
+  @override
+  String get scriptHeader => ScriptConstants.windowsScriptHeader;
+
+  @override
+  String getInstallCommand(String scriptDir, String scriptPath) {
+    return 'New-Item -ItemType Directory -Force -Path \'$scriptDir\' | Out-Null; '
+        '\$content = [System.Console]::In.ReadToEnd(); '
+        'Set-Content -Path \'$scriptPath\' -Value \$content -Encoding UTF8';
+  }
+
+  @override
+  String getExecCommand(String scriptPath, ShellFunc func) {
+    return 'powershell -ExecutionPolicy Bypass -File "$scriptPath" -${func.flag}';
+  }
+
+  @override
+  String getCustomCmdsString(ShellFunc func, Map<String, String>? customCmds) {
+    if (func == ShellFunc.status && customCmds != null && customCmds.isNotEmpty) {
+      return '\n${customCmds.values.map((cmd) => '\t$cmd').join('\n')}';
+    }
+    return '';
+  }
+
+  @override
+  String buildScript(Map<String, String>? customCmds) {
+    final sb = StringBuffer();
+    sb.write(scriptHeader);
+
+    // Write each function
+    for (final func in ShellFunc.values) {
+      final customCmdsStr = getCustomCmdsString(func, customCmds);
+
+      sb.write('''
+function ${func.name} {
+    ${_getWindowsCommand(func).split('\n').map((e) => e.isEmpty ? '' : '    $e').join('\n')}$customCmdsStr
+}
+
+''');
+    }
+
+    // Write switch case
+    sb.write('''
+switch (\$args[0]) {
+''');
+    for (final func in ShellFunc.values) {
+      sb.write('''
+    "-${func.flag}" { ${func.name} }
+''');
+    }
+    sb.write('''
+    default { Write-Host "Invalid argument \$(\$args[0])" }
+}
+''');
+    return sb.toString();
+  }
+
+  /// Get Windows-specific command for a shell function
+  String _getWindowsCommand(ShellFunc func) => switch (func) {
+    ShellFunc.status => WindowsStatusCmdType.values.map((e) => e.cmd).join(cmdDivider),
+    ShellFunc.process => 'Get-Process | Select-Object ProcessName, Id, CPU, WorkingSet | ConvertTo-Json',
+    ShellFunc.shutdown => 'Stop-Computer -Force',
+    ShellFunc.reboot => 'Restart-Computer -Force',
+    ShellFunc.suspend =>
+      'Add-Type -AssemblyName System.Windows.Forms; [System.Windows.Forms.Application]::SetSuspendState(\'Suspend\', \$false, \$false)',
+  };
+}
+
+/// Unix shell script builder
+class UnixScriptBuilder extends ScriptBuilder {
+  const UnixScriptBuilder();
+
+  @override
+  String get scriptFileName => ScriptConstants.scriptFile;
+
+  @override
+  String get scriptHeader => ScriptConstants.unixScriptHeader;
+
+  @override
+  String getInstallCommand(String scriptDir, String scriptPath) {
+    return '''
+mkdir -p $scriptDir
+cat > $scriptPath
+chmod 755 $scriptPath
+''';
+  }
+
+  @override
+  String getExecCommand(String scriptPath, ShellFunc func) {
+    return 'sh $scriptPath -${func.flag}';
+  }
+
+  @override
+  String getCustomCmdsString(ShellFunc func, Map<String, String>? customCmds) {
+    if (func == ShellFunc.status && customCmds != null && customCmds.isNotEmpty) {
+      return '$cmdDivider\n\t${customCmds.values.join(cmdDivider)}';
+    }
+    return '';
+  }
+
+  @override
+  String buildScript(Map<String, String>? customCmds) {
+    final sb = StringBuffer();
+    sb.write(scriptHeader);
+    // Write each function
+    for (final func in ShellFunc.values) {
+      final customCmdsStr = getCustomCmdsString(func, customCmds);
+      sb.write('''
+${func.name}() {
+${_getUnixCommand(func).split('\n').map((e) => '\t$e').join('\n')}
+$customCmdsStr
+}
+
+''');
+    }
+
+    // Write switch case
+    sb.write('case \$1 in\n');
+    for (final func in ShellFunc.values) {
+      sb.write('''
+  '-${func.flag}')
+    ${func.name}
+    ;;
+''');
+    }
+    sb.write('''
+  *)
+    echo "Invalid argument \$1"
+    ;;
+esac''');
+    return sb.toString();
+  }
+
+  /// Get Unix-specific command for a shell function
+  String _getUnixCommand(ShellFunc func) {
+    switch (func) {
+      case ShellFunc.status:
+        return _getUnixStatusCommand();
+      case ShellFunc.process:
+        return _getUnixProcessCommand();
+      case ShellFunc.shutdown:
+        return _getUnixShutdownCommand();
+      case ShellFunc.reboot:
+        return _getUnixRebootCommand();
+      case ShellFunc.suspend:
+        return _getUnixSuspendCommand();
+    }
+  }
+
+  /// Get Unix status command with OS detection
+  String _getUnixStatusCommand() {
+    // Generate command lists for better readability
+    final linuxCommands = StatusCmdType.values.map((e) => e.cmd).join(cmdDivider);
+
+    final bsdCommands = BSDStatusCmdType.values.map((e) => e.cmd).join(cmdDivider);
+
+    return '''
+if [ "\$macSign" = "" ] && [ "\$bsdSign" = "" ]; then
+\t$linuxCommands
+else
+\t$bsdCommands
+fi''';
+  }
+
+  /// Get Unix process command with busybox detection
+  String _getUnixProcessCommand() {
+    return '''
+if [ "\$macSign" = "" ] && [ "\$bsdSign" = "" ]; then
+\tif [ "\$isBusybox" != "" ]; then
+\t\tps w
+\telse
+\t\tps -aux
+\tfi
+else
+\tps -ax
+fi''';
+  }
+
+  /// Get Unix shutdown command with privilege detection
+  String _getUnixShutdownCommand() {
+    return '''
+if [ "\$userId" = "0" ]; then
+\tshutdown -h now
+else
+\tsudo -S shutdown -h now
+fi''';
+  }
+
+  /// Get Unix reboot command with privilege detection
+  String _getUnixRebootCommand() {
+    return '''
+if [ "\$userId" = "0" ]; then
+\treboot
+else
+\tsudo -S reboot
+fi''';
+  }
+
+  /// Get Unix suspend command with privilege detection
+  String _getUnixSuspendCommand() {
+    return '''
+if [ "\$userId" = "0" ]; then
+\tsystemctl suspend
+else
+\tsudo -S systemctl suspend
+fi''';
+  }
+}
+
+/// Factory class to get appropriate script builder for platform
+class ScriptBuilderFactory {
+  const ScriptBuilderFactory._();
+
+  /// Get the appropriate script builder based on platform
+  static ScriptBuilder getBuilder(bool isWindows) {
+    return isWindows ? const WindowsScriptBuilder() : const UnixScriptBuilder();
+  }
+
+  /// Get all available builders (useful for testing)
+  static List<ScriptBuilder> getAllBuilders() {
+    return const [WindowsScriptBuilder(), UnixScriptBuilder()];
+  }
+}