import 'dart:convert';

import 'package:farm_tpf/custom_model/SuppliesUsing.dart';
import 'package:farm_tpf/custom_model/action_form/ActionUIField.dart';
import 'package:farm_tpf/custom_model/action_form/ActionUIForm.dart';
import 'package:farm_tpf/custom_model/action_form/RequestActivity.dart';
import 'package:farm_tpf/data/api/app_exception.dart';
import 'package:farm_tpf/data/repository/repository.dart';
import 'package:farm_tpf/presentation/custom_widgets/app_bar_widget.dart';
import 'package:farm_tpf/presentation/custom_widgets/bloc/media_helper_bloc.dart';
import 'package:farm_tpf/presentation/custom_widgets/button_widget.dart';
import 'package:farm_tpf/presentation/custom_widgets/dropdown_supply_widget.dart';
import 'package:farm_tpf/presentation/custom_widgets/widget_action_field_date.dart';
import 'package:farm_tpf/presentation/custom_widgets/widget_field_time_picker.dart';
import 'package:farm_tpf/presentation/custom_widgets/widget_loading.dart';
import 'package:farm_tpf/presentation/custom_widgets/widget_media_picker.dart';
import 'package:farm_tpf/presentation/custom_widgets/widget_text_field_area.dart';
import 'package:farm_tpf/presentation/custom_widgets/widget_text_form_field.dart';
import 'package:farm_tpf/presentation/custom_widgets/widget_utils.dart';
import 'package:farm_tpf/presentation/screens/actions/cubit/action_ui_cubit.dart';
import 'package:farm_tpf/utils/const_string.dart';
import 'package:farm_tpf/utils/pref.dart';
import 'package:farm_tpf/utils/validators.dart';
import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:get/get.dart';
import 'package:keyboard_dismisser/keyboard_dismisser.dart';
import 'package:farm_tpf/utils/formatter.dart';

import 'dung/widget_dung_supply.dart';
import 'nursery/widget_worker.dart';
import 'plant/widget_plant_supply.dart';
import 'spraying/widget_spraying_supply.dart';
import 'state_management_helper/change_file_controller.dart';

class ActionScreen extends StatefulWidget {
  final int cropId;
  final int idAction;
  final String activityType;
  final String title;
  ActionScreen(
      {@required this.cropId,
      @required this.idAction,
      @required this.title,
      @required this.activityType});

  @override
  _ActionScreenState createState() => _ActionScreenState();
}

class _ActionScreenState extends State<ActionScreen> {
  final _scaffoldKey = GlobalKey<ScaffoldState>();
  var _formKey = GlobalKey<FormState>();
  var pref = LocalPref();
  final _executeByController = TextEditingController();
  DateTime executeTime = DateTime.now();
  List<String> filePaths = <String>[];
  var changeFileController = Get.put(ChangeFileController());
  Map<String, TextEditingController> textFieldControllers = {};
  Map<String, String> valueObjects = {};
  var _requestActivity = RequestActivity();
  final _repository = Repository();

  var _actionUIForm = ActionUIForm();
  var _nurseryDetails = <TbNurseryDetailsDTO>[];
  var _supplyUsings = <SuppliesUsing>[];

  Future<Null> getSharedPrefs() async {
    var currentFullName = await pref.getString(DATA_CONST.CURRENT_FULL_NAME);
    _executeByController.text = currentFullName ?? "";
  }

  @override
  void initState() {
    super.initState();
    getSharedPrefs();
    changeFileController.initValue();
  }

  _validateInputs() async {
    if (_formKey.currentState.validate()) {
      _formKey.currentState.save();

      try {
        LoadingDialog.showLoadingDialog(context);
        filePaths = Get.find<ChangeFileController>().newFiles;
        //Create request general model
        _requestActivity
          ..tbActivityTypeId = widget.idAction
          ..tbCropId = widget.cropId;
        if (_actionUIForm.activityExtendTypeDTOList.isNotEmpty) {
          _requestActivity
            ..externalTable = _actionUIForm
                    ?.activityExtendTypeDTOList?.first?.externalTable ??
                '';
        }

        filePaths = Get.find<ChangeFileController>().newFiles;
        textFieldControllers.forEach((key, value) {
          print(textFieldControllers[key].text);
          valueObjects[key] = textFieldControllers[key].text;
        });
        //tbObjectUpdateDTOList
        var _objectPrameters = <TbObjectUpdateDTO>[];
        valueObjects.forEach((key, value) {
          var objectUpdate = TbObjectUpdateDTO()
            ..tbObjectParameterId = int.tryParse(key)
            ..index = value;
          _objectPrameters.add(objectUpdate);
        });
        _requestActivity.tbObjectUpdateDTOList = _objectPrameters;
        //CHECK NURSERY
        if (widget.activityType == 'ACTIVE_TYPE_NURSERY') {
          _requestActivity.tbNurseryDetailsDTOList = _nurseryDetails;
        } else if (widget.activityType == 'ACTIVE_TYPE_PLANTING') {
          var _listSupplyUsingDetail = <TbSuppliesUsingDetailsDTOs>[];
          _supplyUsings.forEach((element) {
            var usingSupplyDetail = TbSuppliesUsingDetailsDTOs()
              ..tbSuppliesInWarehouseId = element.tbSuppliesInWarehouseId
              ..dosage = element.dosage
              ..quantity = element.quantity;
            _listSupplyUsingDetail.add(usingSupplyDetail);
          });
          _requestActivity.tbSuppliesUsingDetailsDTOs = _listSupplyUsingDetail;
        } else if (widget.activityType == 'ACTIVE_TYPE_FERTILIZE' ||
            widget.activityType == 'ACTIVE_TYPE_SPRAYING_PESTICIDES') {
          var _listSupplyUsingDetail = <TbSuppliesUsingDetailsDTOs>[];
          _supplyUsings.forEach((element) {
            var usingSupplyDetail = TbSuppliesUsingDetailsDTOs()
              ..tbSuppliesInWarehouseId = element.tbSuppliesInWarehouseId
              ..dosage = element.dosage
              ..quantity = element.quantity
              ..howToUse = element.howToUse ?? ''
              ..tbEquipmentOfCustomerId = element.equipmentOfCustomerId;
            _listSupplyUsingDetail.add(usingSupplyDetail);
          });
          _requestActivity.tbSuppliesUsingDetailsDTOs = _listSupplyUsingDetail;
        }
        //convert data to json
        var activityCommonData =
            jsonEncode(_requestActivity.toJson()).toString();
        print(activityCommonData);
        _repository.createActionCommon((data) {
          LoadingDialog.hideLoadingDialog(context);
          Get.back(result: 'ok');
          Utils.showSnackBarSuccess(message: label_add_success);
        }, (error) {
          LoadingDialog.hideLoadingDialog(context);
          Utils.showSnackBarError(message: AppException.handleError(error));
        },
            activityType: widget.activityType,
            activityData: activityCommonData,
            filePaths: filePaths);
        //ADD NEW
        //Update

      } catch (e) {
        LoadingDialog.hideLoadingDialog(context);
        print(e.toString());
      }
    } else {
      //
    }
  }

  Widget _btnExecuteTimePicker() {
    return WidgetFieldDateTimePicker(
        initDateTime: executeTime,
        onUpdateDateTime: (selectedDate) {
          _requestActivity.executeDate =
              selectedDate.convertLocalDateTimeToStringUtcDateTime();
        });
  }

  Widget _executeByField() {
    return TextFormField(
      keyboardType: TextInputType.text,
      decoration: InputDecoration(labelText: "Người thực hiện"),
      enabled: false,
      controller: _executeByController,
      onSaved: (newValue) {},
    );
  }

  //
  // GENERATE DYNAMIC FORM
  //

  Widget generateTextField(List<ActionUIField> fields) {
    return Wrap(
      children: [
        ListView.separated(
            shrinkWrap: true,
            physics: NeverScrollableScrollPhysics(),
            itemCount: fields.length,
            separatorBuilder: (context, index) {
              return SizedBox(
                height: 8,
              );
            },
            itemBuilder: (context, index) {
              var field = fields[index];
              if (field.tbControlTypeName == 'text') {
                return TextFormField(
                  keyboardType: TextInputType.text,
                  decoration: InputDecoration(labelText: field.description),
                  controller: textFieldControllers[field.id.toString()],
                  onSaved: (newValue) {},
                  validator: field.isMandatory
                      ? (String value) {
                          return Validators.validateNotNullOrEmpty(
                              value, 'Vui lòng nhập ${field.description}');
                        }
                      : null,
                );
              } else if (field.tbControlTypeName == 'number') {
                return WidgetTextFormFieldNumber(
                  hintValue: field.description,
                  textController: textFieldControllers[field.id.toString()],
                  onSaved: (newValue) {},
                  validator: field.isMandatory
                      ? (String value) {
                          return Validators.validNumberOrEmpty(
                              value, 'Vui lòng nhập ${field.description}');
                        }
                      : null,
                );
              } else if (field.tbControlTypeName == 'textarea') {
                return TextFieldAreaWidget(
                    hint: field.description,
                    controller: textFieldControllers[field.id.toString()],
                    onSaved: (newValue) {});
              } else if (field.tbControlTypeName == 'dropdown' ||
                  field.tbControlTypeName == 'radiobutton') {
                return DropdownSupplyWidget(
                    titleName: field.description ?? '',
                    tbSupply: field.tbActivityExtendTypeExternalTable ?? '',
                    tag: field.name,
                    value: field.description,
                    hint:
                        '${field.description} ${field.isMandatory ? '*' : ''}',
                    condition: field.tbActivityExtendTypeCondition,
                    invalidMessage: '',
                    onPressed: (commonData) {
                      valueObjects[field.id.toString()] =
                          commonData.id.toString();
                    });
              } else if (field.tbControlTypeName == 'date') {
                return FieldDateWidget(
                    tag: field.name,
                    value: field.description,
                    hint:
                        '${field.description} ${field.isMandatory ? '*' : ''}',
                    invalidMessage: '',
                    onPressed: (selectedDate) {
                      valueObjects[field.id.toString()] = selectedDate
                          .convertLocalDateTimeToStringUtcDateTime();
                    });
              } else {
                return Container();
              }
            })
      ],
    );
  }

  //
  // GENERATE SUPPLY
  //

  Widget generateSupply(String activityType) {
    switch (activityType) {
      case 'ACTIVE_TYPE_NURSERY':
        return WidgetWorker(onChangeWorkers: (nurseryDetails) {
          _nurseryDetails = nurseryDetails;
        });
        break;
      case 'ACTIVE_TYPE_PLANTING':
        return Column(
          children: [
            Container(
              width: double.infinity,
              height: 16,
              color: Colors.grey[200],
            ),
            WidgetPlantSupply(
                currentItems: [],
                onChangeSupplies: (value) {
                  _supplyUsings = value;
                }),
          ],
        );
        break;
      case 'ACTIVE_TYPE_FERTILIZE':
        return Column(
          children: [
            Container(
              width: double.infinity,
              height: 16,
              color: Colors.grey[200],
            ),
            WidgetDungSupply(
                currentItems: [],
                onChangeSupplies: (value) {
                  _supplyUsings = value;
                }),
          ],
        );
        break;
      case 'ACTIVE_TYPE_SPRAYING_PESTICIDES':
        return Column(
          children: [
            Container(
              width: double.infinity,
              height: 16,
              color: Colors.grey[200],
            ),
            WidgetSprayingSupply(
                currentItems: [],
                onChangeSupplies: (value) {
                  _supplyUsings = value;
                }),
          ],
        );
        break;
      default:
        return Container();
        break;
    }
  }

  @override
  Widget build(BuildContext context) => KeyboardDismisser(
          gestures: [
            GestureType.onTap,
            GestureType.onPanUpdateDownDirection,
          ],
          child: Scaffold(
              backgroundColor: Colors.white,
              key: _scaffoldKey,
              appBar: AppBarWidget(
                isBack: true,
                action: InkWell(
                  child: Text(
                    'Lưu',
                    style: TextStyle(
                        color: Colors.red, fontWeight: FontWeight.normal),
                  ),
                  onTap: () {
                    FocusScopeNode currentFocus = FocusScope.of(context);
                    if (!currentFocus.hasPrimaryFocus) {
                      currentFocus.unfocus();
                    }
                    _validateInputs();
                  },
                ),
              ),
              body: KeyboardDismisser(
                  child: MultiBlocProvider(
                providers: [
                  BlocProvider<ActionUiCubit>(
                      create: (context) =>
                          ActionUiCubit(repository: Repository())
                            ..getActionUIForm(widget.idAction)),
                  BlocProvider<MediaHelperBloc>(
                    create: (context) =>
                        MediaHelperBloc()..add(ChangeListMedia(items: [])),
                  )
                ],
                child: Form(
                    key: _formKey,
                    child: SafeArea(
                      child: SingleChildScrollView(
                        child: BlocBuilder<ActionUiCubit, ActionUiState>(
                          builder: (context, state) {
                            if (state is ActionUiLoading) {
                              print('loading...');
                              return Center(child: CircularProgressIndicator());
                            } else if (state is ActionUiSuccess) {
                              _actionUIForm = state.item as ActionUIForm;
                              _actionUIForm.objectParameterDTOList
                                  .forEach((element) {
                                //generate controller
                                if (element.tbControlTypeName == 'text' ||
                                    element.tbControlTypeName == 'number' ||
                                    element.tbControlTypeName == 'textarea') {
                                  var textEditingController =
                                      new TextEditingController();
                                  textFieldControllers.putIfAbsent(
                                      element.id.toString(),
                                      () => textEditingController);
                                }
                                // generate value each parameter
                                valueObjects.putIfAbsent(
                                    element.id.toString(), () => '');
                              });
                              return Column(
                                children: [
                                  Padding(
                                    padding: const EdgeInsets.all(8.0),
                                    child: Column(
                                      children: <Widget>[
                                        Container(
                                          width: double.infinity,
                                          child: Text(
                                            "Ngày thực hiện *",
                                            style: TextStyle(
                                                color: Colors.black54,
                                                fontSize: 13.0),
                                          ),
                                        ),
                                        _btnExecuteTimePicker(),
                                        SizedBox(
                                          height: 8.0,
                                        ),
                                        generateTextField(_actionUIForm
                                            .objectParameterDTOList),
                                        _executeByField(),
                                        SizedBox(
                                          height: 8.0,
                                        ),
                                      ],
                                    ),
                                  ),
                                  generateSupply(widget.activityType),
                                  Container(
                                    width: double.infinity,
                                    height: 16,
                                    color: Colors.grey[200],
                                  ),
                                  BlocBuilder<MediaHelperBloc,
                                          MediaHelperState>(
                                      builder: (context, state) {
                                    if (state is MediaHelperSuccess) {
                                      return WidgetMediaPicker(
                                          currentItems: state.items,
                                          onChangeFiles: (newPathFiles,
                                              deletePathFiles) async {
                                            Get.find<ChangeFileController>()
                                                .change(newPathFiles,
                                                    deletePathFiles);
                                          });
                                    } else {
                                      return Center(
                                          child: CircularProgressIndicator());
                                    }
                                  }),
                                  Padding(
                                    padding: const EdgeInsets.all(8.0),
                                    child: ButtonWidget(
                                        title: 'CẬP NHẬT',
                                        onPressed: () {
                                          FocusScopeNode currentFocus =
                                              FocusScope.of(context);
                                          if (!currentFocus.hasPrimaryFocus) {
                                            currentFocus.unfocus();
                                          }
                                          _validateInputs();
                                        }),
                                  ),
                                ],
                              );
                            } else if (state is ActionUiFailure) {
                              print('error');
                              return Text(state.errorString);
                              // LoadingDialog.hideLoadingDialog(context);
                            }
                          },
                        ),
                      ),
                    )),
              ))));
  @override
  void dispose() {
    _executeByController.dispose();
    textFieldControllers.forEach((key, value) {
      textFieldControllers[key].dispose();
    });
    super.dispose();
  }
}