import 'dart:convert';
import 'package:http/http.dart' as http;
import '../models/vehicle_cmd.dart';
import '../models/vehicle_cmd_response.dart';
import 'vehicle_state_service.dart';

class VehicleCommandService {
  // final VehicleStateService vehicleStateService = VehicleStateService();

  Future<VehicleCommandResponse?> getCommandFromText(String text) async {
    try {
      final uri = Uri.parse(
          'http://143.64.185.20:18606/control');

      final response = await http.post(
        uri,
        headers: {'Content-Type': 'application/json'},
        body: json.encode({'text': text}),
      );

      if (response.statusCode == 200) {
        final decoded = json.decode(response.body);
        final tips = decoded['tips'];
        final commandList = decoded['commands'];
        List<VehicleCommand> vehicleCommandList = (commandList as List)
            .map<VehicleCommand>((item) => VehicleCommand.fromString(
                item['command'] as String,
                item['params'] as Map<String, dynamic>?,
                item['error'] ?? ''))
            .toList();
        return VehicleCommandResponse(tips: tips, commands: vehicleCommandList);
      } else {
        print(
            'Vehicle command query failed: ${response.statusCode}, ${response.body}');
        return null;
      }
    } catch (e) {
      print('Error during vehicle command processing: $e');
      return null;
    }
  }

  // 执行车辆控制命令的方法
  Future<bool> executeCommand(VehicleCommand command) async {
    try {
      final uri = Uri.parse('http://143.64.185.20:18607/executeCommand');

      final response = await http.post(
        uri,
        headers: {'Content-Type': 'application/json'},
        body: json.encode({
          'command': command.commandString, // 使用getter转换为字符串
          'params': command.params,
        }),
      );

      if (response.statusCode == 200) {
        print('命令执行成功: ${command.commandString}');
        return true;
      } else {
        print('命令执行失败: ${response.statusCode}, ${response.body}');
        return false;
      }
    } catch (e) {
      print('命令执行出错: $e');
      return false;
    }
  }
}