import 'dart:convert';
import 'dart:io';
import 'package:fis_jsonrpc/rpc.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:uuid/uuid.dart';
import 'package:vitalapp/architecture/utils/prompt_box.dart';
import 'package:vitalapp/architecture/utils/upload.dart';
import 'package:vitalapp/components/alert_dialog.dart';
import 'package:vitalapp/database/db.dart';
import 'package:vitalapp/database/entities/defines.dart';
import 'package:vitalapp/database/entities/diagnosis.dart';
import 'package:vitalapp/global.dart';
import 'package:vitalapp/managers/interfaces/exam.dart';
import 'package:vitalapp/managers/interfaces/models/diagnosis_aggregation_record_model.dart';
import 'package:vitalapp/managers/interfaces/patient.dart';
import 'package:vitalapp/managers/interfaces/record_data_cache.dart';
import 'package:vitalapp/routes/routes.dart';
import 'package:vitalapp/rpc.dart';
import 'package:vnote_device_plugin/consts/types.dart';
import 'package:vitalapp/architecture/defines.dart';
import 'package:vitalapp/architecture/storage/text_storage.dart';
import 'package:vitalapp/managers/interfaces/cachedRecord.dart';
import 'package:vitalapp/managers/interfaces/device.dart';
import 'package:vitalapp/managers/interfaces/diagnosis.dart';
import 'package:vitalapp/managers/interfaces/models/device.dart';
import 'package:vitalapp/pages/medical/models/item.dart';
import 'package:vitalapp/pages/medical/state.dart';
import 'package:vitalapp/store/store.dart';
import 'package:vnote_device_plugin/events/event_type.dart';
import 'package:fis_common/logger/logger.dart';
import 'package:vitalapp/architecture/storage/storage.dart';

class MedicalController extends FControllerBase {
  String appDataId = "";
  String patientCode = '';
  Map<String, dynamic> diagnosisDataValue = {};

  ExamDTO? currentExam;

  final _patientManager = Get.find<IPatientManager>();
  final _examManager = Get.find<IExamManager>();

  final state = MedicalState();
  final recordDataCacheManager = Get.find<IRecordDataCacheManager>();

  final FEventHandler<bool> onSelectExam = FEventHandler<bool>();

  // /// 体检页面回填的数据
  // final FEventHandler<Map<String, dynamic>> onGetExamData =
  //     FEventHandler<Map<String, dynamic>>();

  /// 返回给体检页面的数据
  final FEventHandler<Map<String, dynamic>> setExamData =
      FEventHandler<Map<String, dynamic>>();

  static final typeConvertMap = <String, String>{
    DeviceTypes.TEMP: "Temp",
    DeviceTypes.WEIGHT: "BMI",
    DeviceTypes.SPO2: "SpO2",
    DeviceTypes.NIBP: "NIBP",
    DeviceTypes.SUGAR: "GLU",
    DeviceTypes.URINE: "Urine",
    DeviceTypes.IC_READER: "ICReader",
    DeviceTypes.HEART: "HEART",
    DeviceTypes.TWELVEHEART: "Twelveheart",
  };

  final changePatient = FEventHandler<String>();
  final _diagnosisManager = Get.find<IDiagnosisManager>();
  final _cachedRecordManager = Get.find<ICachedRecordManager>();
  final _deviceManager = Get.find<IDeviceManager>();
  final _medicalMenus = [
    MedicalItem(key: DeviceTypes.TEMP, diagnosticItem: '体温'),
    MedicalItem(key: DeviceTypes.SUGAR, diagnosticItem: '血糖'),
    MedicalItem(key: DeviceTypes.NIBP, diagnosticItem: '血压'),
    MedicalItem(key: DeviceTypes.SPO2, diagnosticItem: '血氧'),
    MedicalItem(key: DeviceTypes.WEIGHT, diagnosticItem: 'BMI'),
    MedicalItem(key: DeviceTypes.WAIST, diagnosticItem: '腰臀比'),
    MedicalItem(key: DeviceTypes.URINE, diagnosticItem: '尿常规'),
    MedicalItem(key: DeviceTypes.HEART, diagnosticItem: '心电'),
    MedicalItem(key: DeviceTypes.TWELVEHEART, diagnosticItem: '十二导心电'),
  ];

  // @override
  // void onInit() {
  //   super.onInit();
  // }

  @override
  void onReady() async {
    super.onReady();
    await initData();
    await getAccessTypes();
    // onGetExamData.addListener(getExamData);

    state.currentTab = DeviceTypes.TEMP; //等数据加载完成之后在切换到体温页面
    // busy = false;
    // logger.i('MedicalController init end');
  }

  Future<void> initData() async {
    patientCode = Store.user.currentSelectPatientInfo?.code ?? '';
    if (patientCode.isEmpty) {
      logger.w("MedicalController init fail, because `patientCode` not set.");
      return;
    }
    if (Routes.parameters["diagnosisEditData"] != null) {
      await _loadDataFromRoute();
      return;
    }

    logger.i(
        'MedicalController initData  patientName:${Store.user.currentSelectPatientInfo?.patientName} patientCode:${Store.user.currentSelectPatientInfo?.code}');
    var cachedAppDataId = await readCachedAppDataId();
    if (cachedAppDataId != null) {
      appDataId = cachedAppDataId;
    } else {
      await saveCachedAppDataId();
    }
    await initReadCached();
  }

  Future<void> _loadDataFromRoute() async {
    final model = Routes.parameters["diagnosisEditData"]
        as DiagnosisAggregationRecordModel;
    appDataId = model.appDataId!;
    final dataList = model.diagnosisAggregationData ?? [];
    diagnosisDataValue = {};
    for (var item in dataList) {
      if (item.key != null && item.diagnosisData != null) {
        diagnosisDataValue[item.key!] = jsonDecode(item.diagnosisData!);
      }
    }

    Routes.parameters["diagnosisEditData"] = null;
  }

  Future<void> getAccessTypes() async {
    List<MedicalItem> medicalItemList = [];
    List<String> accessTypes = await _deviceManager.getAccessTypes();
    for (var element in _medicalMenus) {
      if (accessTypes.contains(element.key)) {
        medicalItemList.add(element);
      }
    }
    state.medicalMenuList = medicalItemList;
  }

  Future<DeviceModel?> getDevice(String type) async {
    List<DeviceModel> devices = await _deviceManager.getDeviceList();
    return devices.firstWhereOrNull((element) => element.type == type);
  }

  Future<void> initReadCached() async {
    if (patientCode.isNotEmpty) {
      logger
          .i('MedicalController initReadCached fail，patientCod e：$patientCode');
      TextStorage cachedRecord = TextStorage(
        fileName: 'JKJC',
        directory: "patient/$patientCode",
      );
      String? value = await cachedRecord.read();
      if (value == null) {
        diagnosisDataValue = {};
        Store.resident.handleSaveMedicalData(jsonEncode(diagnosisDataValue));
        return;
      }
      Store.resident.handleSaveMedicalData(value);
      if (kIsWeb) {
        diagnosisDataValue = {};
      } else {
        diagnosisDataValue = jsonDecode(value);
      }
    }
  }

  Future<bool?> saveCachedAppDataId() async {
    appDataId = const Uuid().v4().replaceAll('-', '');
    TextStorage cachedRecord = TextStorage(
      fileName: 'appDataId',
      directory: "patient/$patientCode",
    );
    // Get.back();
    return cachedRecord.save(appDataId);
  }

  Future<String?> readCachedAppDataId() async {
    TextStorage cachedRecord = TextStorage(
      fileName: 'appDataId',
      directory: "patient/$patientCode",
    );
    return cachedRecord.read();
  }

  Future<bool?> saveCachedRecord() async {
    if (patientCode.isEmpty) {
      logger.i(
          'MedicalController saveCachedRecord fail，patientCode：$patientCode');
      return false;
    }
    Store.resident.handleSaveMedicalData(jsonEncode(diagnosisDataValue));
    TextStorage cachedRecord = TextStorage(
      fileName: 'JKJC',
      directory: "patient/$patientCode",
    );
    return cachedRecord.save(jsonEncode(diagnosisDataValue));
  }

  Future<bool?> deleteDirectory() async {
    TextStorage cachedRecord = TextStorage(
      fileName: 'JKJC',
      directory: "patient/$patientCode",
    );
    //TODO(Loki):这里是否仅删除一个JKJC的文件就行了，不需要删除整个文件夹
    return cachedRecord.delete();
  }

  Future<void> submitDiagnosis(
    Map<String, dynamic> submitDiagnosisDataValue,
  ) async {
    try {
      List<DiagnosisItem> diagnosisItems = await recordDataCacheManager
          .verifyDiagnosisDataList(submitDiagnosisDataValue);

      state.currentTab = '-1';
      await recordDataCacheManager.saveRecordData(
        appDataId,
        patientCode,
        submitDiagnosisDataValue,
      );
      if (kIsOnline) {
        busy = true;
        diagnosisItems = await recordDataCacheManager
            .convertDiagnosisDataToList(submitDiagnosisDataValue);
        bool result;
        result = await _diagnosisManager.syncPatientAndDiagnosisData(
          SyncPatientAndDiagnosisDataRequest(
            patientCode: patientCode,
            patientName: Store.user.currentSelectPatientInfo?.patientName ?? '',
            patientAddress:
                Store.user.currentSelectPatientInfo?.patientAddress ?? '',
            patientGender: Store.user.currentSelectPatientInfo?.patientGender ??
                GenderEnum.Unknown,
            permanentResidenceAddress:
                Store.user.currentSelectPatientInfo?.permanentResidenceAddress,
            phone: Store.user.currentSelectPatientInfo?.phone,
            cardNo: Store.user.currentSelectPatientInfo?.cardNo,
            nationality: Store.user.currentSelectPatientInfo?.nationality,
            birthday: Store.user.currentSelectPatientInfo?.birthday,
            crowdLabels: Store.user.currentSelectPatientInfo?.crowdLabels,
            cardType: Store.user.currentSelectPatientInfo?.cardType ??
                CardTypeEnum.Identity,
            contractedDoctor:
                Store.user.currentSelectPatientInfo?.contractedDoctor,
            appDataId: appDataId,
            diagnosisTime: DateTime.now(),
            token: Store.user.token,
            diagnosisItems: diagnosisItems,
          ),
        );
        busy = false;
        if (result) {
          //如果在线，则提交历史数据
          var submitSuccess = await _submitHistory();
          if (submitSuccess) {
            logger.i('当前数据提交成功，且历史记录：$patientCode 提交成功');
          }
          recordDataCacheManager.recordSyncStateChange(appDataId);
          PromptBox.toast('提交成功');
          await initRecordDataState();
          Get.back();

          ///提交之后，测试结果清空
          diagnosisDataValue.clear();
        } else {
          PromptBox.toast('提交失败');
          logger.i('提交失败：$patientCode');
        }
        state.currentTab = state.medicalMenuList[0].key;
      } else {
        Future.delayed(const Duration(milliseconds: 10), () {
          state.currentTab = state.medicalMenuList[0].key;
        });
        PromptBox.toast("已缓存至本地");
        logger.i('已缓存至本地：$patientCode');
        await initRecordDataState();

        ///提交之后，测试结果清空
        diagnosisDataValue.clear();
        state.currentTab = state.medicalMenuList[0].key;
        state.refreshCurrentTab();
        Get.back();
      }
    } catch (err) {
      busy = false;
      state.currentTab = state.medicalMenuList[0].key;
      state.refreshCurrentTab();
      logger.e('submitDiagnosis error: ${err.toString()}');
    }
  }

  Future<void> initRecordDataState() async {
    await saveCachedAppDataId();
    await deleteDirectory();
    await initReadCached();
  }

  Future<void> createDiagnosis({
    required bool isHealthCheck,
  }) async {
    busy = true;
    try {
      if (Store.user.teamName.isEmpty) {
        PromptBox.toast('未设置团队无法提交检测数据');
        return;
      }
      if (patientCode.isEmpty ||
          patientCode != Store.user.currentSelectPatientInfo?.code) {
        initData();
      }
      Map<String, dynamic> submitDiagnosisDataValue =
          Map.from(diagnosisDataValue); //确定提交值不会发生变更

      List<DiagnosisItem> diagnosisItems = await recordDataCacheManager
          .verifyDiagnosisDataList(submitDiagnosisDataValue);
      logger.i('submitDiagnosis diagnosisItems.leng:${diagnosisItems.length}');
      if (diagnosisItems.isEmpty) {
        if (patientCode.isNotEmpty && kIsOnline) {
          bool submitHistory = await _submitHistory();
          if (submitHistory) {
            PromptBox.toast('提交成功');
            return;
          }
        }
        PromptBox.toast('不能提交空数据');
        return;
      }
      if (state.medicalMenuList.length > submitDiagnosisDataValue.length) {
        logger.i(
            'state.medicalMenuList.length：${state.medicalMenuList.length},copiedDiagnosisDataValue.length：${diagnosisDataValue.length}');
        Get.dialog(
          VAlertDialog(
            title: '提示',
            content: Container(
              margin: const EdgeInsets.only(bottom: 20),
              child: const Text(
                '当前检测项目未完成，请确定是否提交本次检测',
                style: TextStyle(fontSize: 20),
                textAlign: TextAlign.center,
              ),
            ),
            showCancel: true,
            onConfirm: () {
              Get.back();
              if (isHealthCheck) {
                try {
                  setExamData.emit(
                    this,
                    submitDiagnosisDataValue,
                  );
                } catch (e) {
                  print("MedicalController setExamData ex:$e");
                  logger.e("MedicalController setExamData ex:$e");
                }
              }
              submitDiagnosis(submitDiagnosisDataValue);
            },
            onCanceled: () {},
          ),
        );
        return;
      } else {
        if (isHealthCheck) {
          try {
            setExamData.emit(
              this,
              submitDiagnosisDataValue,
            );
          } catch (e) {
            print("MedicalController setExamData ex:$e");
            logger.e("MedicalController setExamData ex:$e");
          }
        }

        ///如果已完成所有检查，则直接提交
        submitDiagnosis(submitDiagnosisDataValue);
      }
    } catch (e) {
      logger.e('MedicalController createDiagnosis ex:', e);
    } finally {
      busy = false;
    }
  }

  @override
  void dispose() {
    setExamData.dispose();
    // onGetExamData.removeListener(getExamData);

    print('MedicalController dispose');
    super.dispose();
  }

  RxBool _isNormalcy = RxBool(true);

  bool get isNormalcy => _isNormalcy.value;
  set isNormalcy(bool value) => _isNormalcy.value = value;

  /// 【TODO 接口需要变更】 心电
  Future<void> createHeart(
    String physicalExamNumber,
    String? keyValue,
    String recordCode,
  ) async {
    try {
      Map<String, dynamic> input = diagnosisDataValue;
      if (diagnosisDataValue.isEmpty) {
        PromptBox.toast('不能提交空数据');
        return;
      }

      await Get.dialog(
        VAlertDialog(
          title: '提示',
          content: Container(
              margin: const EdgeInsets.only(bottom: 20),
              child: Row(
                mainAxisAlignment: MainAxisAlignment.center,
                children: [
                  const Text(
                    '当前心电检测结果是否正常:',
                    style: TextStyle(fontSize: 20),
                    textAlign: TextAlign.center,
                  ),
                  SizedBox(
                    width: 10,
                  ),
                  Obx(
                    () => Row(
                      children: [
                        Radio(
                          onChanged: (v) {
                            isNormalcy = v ?? false;
                          },
                          value: true,
                          groupValue: isNormalcy,
                        ),
                        Text(
                          "正常",
                          style: TextStyle(fontSize: 20),
                        ),
                        Radio(
                          onChanged: (v) {
                            isNormalcy = v ?? false;
                          },
                          value: false,
                          groupValue: isNormalcy,
                        ),
                        Text(
                          "异常",
                          style: TextStyle(fontSize: 20),
                        ),
                      ],
                    ),
                  )
                ],
              )),
          showCancel: false,
          onConfirm: () {
            diagnosisDataValue["TwelveHeart"]["isHeartNormalcy"] = isNormalcy;
            Get.back();
          },
        ),
      );

      for (var entry in input.entries) {
        var key = entry.key;
        var value = entry.value;
        if (value != null) {
          Store.app.setBusy("提交中");
          if (['Heart', 'TwelveHeart'].contains(key) && value is Map) {
            value = await uploadData(value);
          }
          Store.app.busy = false;
        }
        print('$key: $value');
      }

      Map<String, dynamic> output = {};

      input.forEach((key, value) {
        value.forEach((innerKey, innerValue) {
          output[innerKey] = innerValue;
        });
      });
      bool? result = false;
      if (kIsWeb && currentExam != null) {
        result = await _examManager.editExam(UpdateExamRequest(
            key: keyValue ?? "HEIECG",
            examData: jsonEncode(output),
            code: currentExam!.code));
      } else {
        result = await _examManager.createExamDatas(
          recordCode,
          jsonEncode(output),
        );
      }

      if (result == true) {
        busy = false;
        PromptBox.toast('提交成功');
        Get.back();
      }
    } catch (e) {
      busy = false;
      logger.e('MedicalController createCheckup ex:', e);
    }
  }

  bool isUploaded(String url) {
    return url.startsWith('https://') || url.startsWith('http://');
  }

// TODO Baka 体检暂时写法 需要封装
  Future<Map> uploadData(Map data) async {
    if (data['ECG_POINT'] != null && !isUploaded(data['ECG_POINT'])) {
      if (kIsWeb) {
        Uint8List ecgPointbyte =
            await rpc.storage.writeStringToByte(data['ECG_POINT']);
        String? ecgPointUrl = await rpc.storage.uploadByte(ecgPointbyte);
        data['ECG_POINT'] = ecgPointUrl ?? '';
      } else {
        File ecgPointFile =
            await rpc.storage.writeStringToFile(data['ECG_POINT']);
        String? ecgPointUrl = await rpc.storage.uploadFile(ecgPointFile);
        data['ECG_POINT'] = ecgPointUrl ?? '';
      }
      // ... 上传点集
    }
    if (data['ECG'] != null && !isUploaded(data['ECG'])) {
      // ... 上传图片
      /// 图片地址
      final imageFile = UploadUtils.convertBase64ToXFile(data['ECG']);
      String? imageUrl = await rpc.storage.upload(imageFile!);
      data['ECG'] = imageUrl ?? '';
    }
    if (data['ECG_POINT12'] != null && !isUploaded(data['ECG_POINT12'])) {
      if (kIsWeb) {
        Uint8List ecgPointBytes =
            await rpc.storage.writeStringToByte(data['ECG_POINT12']);
        String? ecgPointUrl = await rpc.storage.uploadByte(ecgPointBytes);
        data['ECG_POINT12'] = ecgPointUrl ?? '';
      } else {
        File ecgPointFile =
            await rpc.storage.writeStringToFile(data['ECG_POINT12']);
        String? ecgPointUrl = await rpc.storage.uploadFile(ecgPointFile);
        data['ECG_POINT12'] = ecgPointUrl ?? '';
      }

      // ... 上传点集
    }
    if (data['ECG12'] != null && !isUploaded(data['ECG12'])) {
      // ... 上传图片
      if (kIsWeb) {
        var file = UploadUtils.convertBase64ToFile(data['ECG12']);
        String? url = await rpc.storage.webUpload(file!);
        data['ECG12'] = url ?? '';
      } else {
        final imageFile = UploadUtils.convertBase64ToXFile(data['ECG12']);
        String? imageUrl =
            await rpc.storage.upload(imageFile!, fileType: "jpg");
        data['ECG12'] = imageUrl ?? '';
      }
    }
    if (data['ECG12_30s'] != null && !isUploaded(data['ECG12_30s'])) {
      // ... 上传图片
      if (kIsWeb) {
        var file = UploadUtils.convertBase64ToFile(data['ECG12_30s']);
        String? url = await rpc.storage.webUpload(file!);
        data['ECG12_30s'] = url ?? '';
      } else {
        final imageFile = UploadUtils.convertBase64ToXFile(data['ECG12_30s']);
        String? imageUrl =
            await rpc.storage.upload(imageFile!, fileType: "jpg");
        data['ECG12_30s'] = imageUrl ?? '';
      }
    }
    return data;
  }

  ///  体检  检查提交
  Future<void> createCheckup(
    String? physicalExamNumber,
    String? keyValue,
  ) async {
    try {
      Map<String, dynamic> input = diagnosisDataValue;
      Map<String, dynamic> output = {};
      if (diagnosisDataValue.isEmpty) {
        PromptBox.toast('不能提交空数据');
        return;
      }
      setBusy("提交中");
      input.forEach((key, value) {
        if (value is String) {
          output[key] = value;
        } else if (value is Map) {
          value.forEach((innerKey, innerValue) {
            output[innerKey] = innerValue;
          });
        }
      });
      var result = await _examManager.createExam(CreateExamRequest(
        key: keyValue ?? "HEIBasic",
        examData: jsonEncode(output),
        physicalExamNumber: physicalExamNumber,
      ));
      if (result == true) {
        busy = false;
        PromptBox.toast('提交成功');
        Get.back();
      }
      onSelectExam.emit(this, true);
      saveCachedRecord();
    } catch (e) {
      busy = false;
      logger.e('MedicalController createCheckup ex:', e);
    }
  }

  ///提交历史记录
  Future<bool> _submitHistory() async {
    var existDatas =
        await recordDataCacheManager.getNoSubmitRecords(patientCode);
    var historyDatas = existDatas.where((element) => element.code != appDataId);
    if (historyDatas.isEmpty) {
      return false;
    }

    for (DiagnosisEntity data in historyDatas) {
      try {
        Map<String, dynamic> jsonData = jsonDecode(data.dataJson);
        var diagnosisItems =
            await recordDataCacheManager.convertDiagnosisDataToList(jsonData);
        SubmitDiagnosisRequest submitDiagnosisRequest = SubmitDiagnosisRequest(
          appDataId: data.code,
          patientCode: data.patientCode,
          diagnosisItems: diagnosisItems,
          diagnosisTime: data.updateTime ?? data.createTime,
        );
        bool submitResult;
        if (kIsOnline) {
          PatientDTO? patientInfo = await _patientManager.getDetail(
            data.patientCode,
          );
          if (patientInfo == null) {
            ///如果Server没有，则从本地读取
            var patientEntity = await db.repositories.patient
                .singleByCodeWithUserCode(
                    data.patientCode, Store.user.userCode!);
            if (patientEntity != null) {
              patientInfo =
                  PatientDTO.fromJson(jsonDecode(patientEntity.dataJson));
            }
          }
          submitResult = await _diagnosisManager.syncPatientAndDiagnosisData(
            SyncPatientAndDiagnosisDataRequest(
              token: Store.user.token,
              patientCode: data.patientCode,
              patientName: patientInfo?.patientName ?? '',
              patientAddress: patientInfo?.patientAddress ?? '',
              patientGender: patientInfo?.patientGender ?? GenderEnum.Unknown,
              permanentResidenceAddress: patientInfo?.permanentResidenceAddress,
              phone: patientInfo?.phone,
              cardNo: patientInfo?.cardNo,
              nationality: patientInfo?.nationality,
              birthday: patientInfo?.birthday,
              crowdLabels: patientInfo?.crowdLabels,
              cardType: patientInfo?.cardType ?? CardTypeEnum.Identity,
              contractedDoctor: patientInfo?.contractedDoctor,
              appDataId: data.code,
              diagnosisTime: data.updateTime ?? data.createTime,
              diagnosisItems: diagnosisItems,
            ),
          );
        } else {
          submitResult = await _diagnosisManager
              .submitDiagnosisAsync(submitDiagnosisRequest);
        }
        OfflineDataSyncState state;
        if (submitResult) {
          state = OfflineDataSyncState.success;
          logger.i('提交历史记录：$patientCode 成功');
        } else {
          state = OfflineDataSyncState.fail;
          logger.i('提交历史记录：$patientCode 失败');
        }
        recordDataCacheManager.recordSyncStateChange(data.code, state: state);
      } catch (e) {
        logger.e('MedicalController _submitHistory ex:', e);
      }
    }
    return true;
  }
}