import '../app_settings/app_settings.dart';
import 'io_protocol/io_sender.dart';
import 'io_protocol/io_type.dart';
import 'io_tool/io_model.dart';
import 'io_tool/manager_event_bus.dart';

typedef CommandSendCallBack = void Function(ErrorType errorType);
class CommandSenderManager {

  static final CommandSenderManager _manager = CommandSenderManager
      ._init();
  factory CommandSenderManager()=>_manager;
  static CommandSenderManager getInstance()=>_manager;
  CommandSenderManager._init(){
    init();
  }

  init(){

  }

  CommandType lastCommandType = CommandType.readLockStatusInfo;
  bool canSendControlCommand = false;

  //TODO:发送常规数据
  void managerSendData ({
    required SenderProtocol command,
    CommandSendCallBack? callBack}) {
    if (callBack != null && command.commandType != CommandType.readLockStatusInfo) {
      // if (!BluetoothManager().connected) {
        print('❌ 蓝牙断开了');
        if (callBack != null) {
          print('managerSendData    ❌  callBack');
          // EasyLoading.dismiss();
          callBack(ErrorType.notConnected);
        }
        return;
      }

      List<int> value = command.packageData();
      _sendNormalData(value);
      // startCommandCutDown(command.commandType, value, callBack);
  }

  void _sendNormalData(List<int> data) async {
    if (data != null && data.isNotEmpty) {
      EventBusManager().eventBusFir(EventSendModel(data: data, sendChannel: DataChannel.ble));
    }
  }

//   Timer? _commandTimer;
//   List<int>? bufferList = [];
//   int? outTimeCount = 1;
//   CommandType? sendCommandType; //发送指令类型
//
//   void startCommandCutDown(CommandType? commandType, List<int>? data, Function? callBack) async {
//
//     bool needCutDownTime = commandType.cutDown;
//     int maxResendCount = commandType.resendCnt;
//     int outMax = commandType.duration;
//
//     if(needCutDownTime){
//       lastCommandType = commandType;
//       cancelCommandCutDown();
//       if(needCutDownTime){
//         bufferList = data;
//         _commandTimer = Timer.periodic( Duration(
//           milliseconds: outMax,
//         ), (t){
//           if(outTimeCount < maxResendCount){
//             outTimeCount++;
//             if(bufferList.length > 0){
//               AppLog.log(''''
//           ------->\n超时 第 $outTimeCount 次 重发 $commandType 指令 ''',error: true);
// //              if(commandType != CommandType.upgrade){
// //                print('重发重置帧序号');
// //                bufferList.replaceRange(1, 2, [IoManager().commandIndex]);
// //              }
//               _sendNormalData(bufferList);
//             }
//           }else{
//             bufferList = [];
//             cancelCommandCutDown();
//             print('managerSendData    ❌  callBack');
//             if(callBack != null){
//               callBack(ErrorType.timeOut);
//             }
//           }
//         });
//       }
//     }
//   }
//
//   void cancelCommandCutDown({CommandType commandType}){
//     AppLog.log('发送指令类取消定时');
//     if(commandType != null && commandType != lastCommandType)return;
//     if(_commandTimer != null){
//       _commandTimer.cancel();
//       _commandTimer = null;
//     }
//     outTimeCount = 1;
//     bufferList.clear();
//     bufferList = [];
//   }

}