ai_chat_assistant/lib/models/vehicle_cmd.dart

import '../enums/vehicle_command_type.dart';

/// 车辆控制命令类
class VehicleCommand {
  final VehicleCommandType type;
  final Map<String, dynamic>? params;
  final String error;
  late String commandId;

  VehicleCommand({required this.type, this.params, this.error = ''}) {
    commandId = DateTime.now().millisecondsSinceEpoch.toString();
  }

  // 从字符串创建命令（用于从API响应解析）
  factory VehicleCommand.fromString(
      String commandStr, Map<String, dynamic>? params, String error) {
    // 将字符串转换为枚举值
    VehicleCommandType type;
    try {
      type = VehicleCommandType.values.firstWhere(
        (e) => e.name == commandStr,
        orElse: () => VehicleCommandType.unknown,
      );
    } catch (e) {
      print('Error parsing command string: $e');
      // 默认为搜车指令，或者你可以选择抛出异常
      type = VehicleCommandType.unknown;
    }

    return VehicleCommand(type: type, params: params, error: error);
  }

  // 将命令转换为字符串（用于API请求）
  String get commandString => type.name;

  @override
  String toString() {
    return 'VehicleCommand(command: ${type.name}, params: $params)';
  }
}