import 'dart:async';
import 'dart:convert';
import 'dart:io';

import 'package:flutter/cupertino.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:generp/Models/ordersModels/addOrderAccontDetailsResponse.dart';
import 'package:generp/Utils/app_colors.dart';
import 'package:generp/Utils/commonServices.dart';
import 'package:geolocator/geolocator.dart';
import 'package:geolocator/geolocator.dart' as geo_location;
import 'package:google_maps_flutter/google_maps_flutter.dart';
import 'package:image_picker/image_picker.dart';
import 'package:intl/intl.dart';
import 'package:location/location.dart' as Location;
import 'package:provider/provider.dart';

import '../../Models/commonModels/DistrictsResponse.dart';
import '../../Models/commonModels/SubLocationsResponse.dart';
import '../../Models/ordersModels/AddOrderPaymentSelectAccountResponse.dart';
import '../../Models/ordersModels/AddOrderViewResponse.dart';
import '../../Models/ordersModels/addOrderTpcAgentListResponse.dart';
import '../../services/api_calling.dart';
import '../HomeScreenNotifier.dart';

class Addorderprovider extends ChangeNotifier {
  TextEditingController dropDownSearchController = TextEditingController();
  TextEditingController dropDownTpcSearchController = TextEditingController();
  TextEditingController billingStateSearchController = TextEditingController();
  TextEditingController billingDistrictSearchController =
      TextEditingController();
  TextEditingController billingSubLocSearchController = TextEditingController();
  TextEditingController dispatchStateSearchController = TextEditingController();
  TextEditingController dispatchDistrictSearchController =
      TextEditingController();
  TextEditingController dispatchSubLocSearchController =
      TextEditingController();

  TextEditingController billingNameController = TextEditingController();
  TextEditingController billingAddressController = TextEditingController();
  TextEditingController billingPincodeController = TextEditingController();
  TextEditingController dispatchAddressController = TextEditingController();
  TextEditingController dispatchPincodeController = TextEditingController();
  TextEditingController gstController = TextEditingController();
  TextEditingController orderReceivedDateController = TextEditingController();
  TextEditingController tpcAmountController = TextEditingController();

  List<TextEditingController> ProductControllers = [];
  List<TextEditingController> PriceControllers = [];
  List<TextEditingController> QuantityControllers = [];
  List<TextEditingController> CGSTControllers = [];
  List<TextEditingController> SGSTControllers = [];
  List<TextEditingController> IGSTControllers = [];
  List<TextEditingController> TotalPriceControllers = [];
  List<TextEditingController> TaxableValueControllers = [];





  TextEditingController ProductController = TextEditingController();
  TextEditingController PriceController = TextEditingController();
  TextEditingController QuantityController = TextEditingController(text: "1");
  TextEditingController CGSTController = TextEditingController(text: "9");
  TextEditingController SGSTController = TextEditingController(text: "9");
  TextEditingController IGSTController = TextEditingController(text: "0");
  TextEditingController TotalPriceController = TextEditingController();
  TextEditingController TaxableValueController = TextEditingController();
  List<Map<String, dynamic>> _productRows = []; // For backend
  List<Map<String, dynamic>> get productRows => _productRows;

  TextEditingController basicAmountReadOnlyController = TextEditingController();
  TextEditingController cgstReadOnlyController = TextEditingController();
  TextEditingController sgstReadOnlyController = TextEditingController();
  TextEditingController igstReadOnlyController = TextEditingController();
  TextEditingController totalReadOnlyAmountController = TextEditingController();
  TextEditingController noteController = TextEditingController();
  List<AccountList> _accountList = [];
  List<Employees> _employees = [];
  List<States> _billingStates = [];
  List<States> _dispatchStates = [];
  List<SaleProducts> _saleProducts = [];

  List<Districts> _billingDistricts = [];
  List<Districts> _dispatchDistricts = [];
  List<SubLocations> _billingSubLocations = [];
  List<SubLocations> _dispatchSubLocations = [];

  List<String> _unloadingScope = [];
  List<String> _freightScope = [];
  List<String> _erectionScope = [];
  List<String> _tpcApplicable = [];
  List<TpcList> _tpcAgent = [];

  AccountDetails _accountDetails = AccountDetails();

  String? selectAccountError;
  String? orderDateError;
  String? billingNameError;
  String? billingAddressError;
  String? billingPincodeError;
  String? dispatchAddressError;
  String? dispatchPincodeError;
  String? tpcAmountError;
  String? gstError;
  String? selectedBillingStateError;
  String? selectedBillingDistrictError;
  String? selectedBillingSubLocError;
  String? selectedDispatchStateError;
  String? selectedDispatchDistrictError;
  String? selectedDispatchSubLocError;
  String? selectedTPCApplicableError;
  String? selectedUnloadingScopeError;
  String? selectedFreightScopeError;
  String? selectedErectionScopeError;
  String? selectedTPCAgentError;

  AccountList? _selectedAccountList;
  String? _selectedAccountID;
  String? _selectedAccountName;

  Employees? _selectedEmployees;
  String? _selectedEmployeeID;
  String? _selectedEmployeeName;

  States? _selectedBillingStates;
  String? _selectedBillingStateID;
  String? _selectedBillingStateName;

  Districts? _selectedBillingDistricts;
  String? _selectedBillingDistrictID;
  String? _selectedBillingDistrictValue;

  SubLocations? _selectedBillingSubLocations;
  String? _selectedBillingSubLocID;
  String? _selectedBillingSubLocValue;

  States? _selectedDispatchStates;
  String? _selectedDispatchStateID;
  String? _selectedDispatchStateName;

  Districts? _selectedDispatchDistricts;
  String? _selectedDispatchDistrictID;
  String? _selectedDispatchDistrictValue;

  SubLocations? _selectedDispatchSubLocations;
  String? _selectedDispatchSubLocID;
  String? _selectedDispatchSubLocValue;

  SaleProducts? _selectedSaleProducts;

  List<String?> _selectedSaleProductID = [];
  String? _selectedSaleProductName;
  String? _selectedSingleSaleProductID;

  String? _selectedUnloadingScope;
  String? _selectedFreightScope;
  String? _selectedErectionScope;
  String? _selectedTpcStatus;
  TpcList? _selectedTpcAgent;
  String? _selectedTpcAgentID;
  String? _selectedTpcAgentValue;

  LatLng startLocation = const LatLng(17.439112226708446, 78.43292499146135);
  LatLng? currentLocationLatLng;
  String latlongs = "";
  Set<Marker> markers = {};
  Location.LocationData? currentLocation;
  bool isLocationEnabled = false;
  bool hasLocationPermission = false;

  String? FileError;
  bool _isLoading = false;
  int _imagePicked = 0;
  File? _image;
  File? _imageName;
  final ImagePicker _picker = ImagePicker();
  DateTime? _date;
  String? _formattedDate;
  Timer? _debounce;
  List<Map<String, String>> _selectedOrders = [];
String? productsEmptyError ;
  List<Map<String, String>> get selectedOrders => _selectedOrders;

  bool _submitClicked = false;

  bool get submitClicked => _submitClicked;

  set submitClicked(bool value) {
    _submitClicked = value;
    notifyListeners();
  }

  set selectedOrders(value) {
    _selectedOrders = selectedOrders;
    notifyListeners();
  }
  set productRows(value) {
    _productRows = value;
    productsEmptyError = "";
    notifyListeners();
  }
  bool get isLoading => _isLoading;

  String? get formattedDate => _formattedDate;

  DateTime? get dateNow => _date;

  File? get imagePath => _imageName;

  File? get imageFilePath => _image;

  int get imagePicked => _imagePicked;

  List<AccountList> get accountList => _accountList;

  List<Employees> get employees => _employees;

  List<SaleProducts> get saleProducts => _saleProducts;

  List<String> get unloadingScope => _unloadingScope;

  List<String> get freightScope => _freightScope;

  List<String> get erectionScope => _erectionScope;

  List<String> get tpcApplicable => _tpcApplicable;

  List<TpcList> get tpcAgent => _tpcAgent;

  AccountList? get selectedAccountList => _selectedAccountList;

  String? get selectedAccountID => _selectedAccountID;

  String? get selectedAccountName => _selectedAccountName;

  Employees? get selectedEmployees => _selectedEmployees;

  String? get selectedEmployeeID => _selectedEmployeeID;

  String? get selectedEmployeeName => _selectedEmployeeName;

  List<States> get billingStates => _billingStates;

  States? get selecetdBillingStates => _selectedBillingStates;

  String? get selectedBillingStateID => _selectedBillingStateID;

  String? get selectedBillingStateName => _selectedBillingStateName;

  List<Districts> get billingDistricts => _billingDistricts;

  List<SubLocations> get billingSubLocations => _billingSubLocations;

  Districts? get selectedBillingDistricts => _selectedBillingDistricts;

  String? get selectedBillingDistrictId => _selectedBillingDistrictID;

  String? get selectedBillingDistrictValue => _selectedBillingDistrictValue;

  SubLocations? get selectedBillingSubLocations => _selectedBillingSubLocations;

  String? get selectedBillingSubLocID => _selectedBillingSubLocID;

  String? get selectedBillingSubLocValue => _selectedBillingSubLocValue;

  List<States> get dispatchStates => _dispatchStates;

  States? get selecetdDispatchStates => _selectedDispatchStates;

  String? get selectedDispatchStateID => _selectedDispatchStateID;

  String? get selectedDispatchStateName => _selectedDispatchStateName;

  List<Districts> get dispatchDistricts => _dispatchDistricts;

  List<SubLocations> get dispatchSubLocations => _dispatchSubLocations;

  Districts? get selectedDispatchDistricts => _selectedDispatchDistricts;

  String? get selectedDispatchDistrictId => _selectedDispatchDistrictID;

  String? get selectedDispatchDistrictValue => _selectedDispatchDistrictValue;

  SubLocations? get selectedDispatchSubLocations =>
      _selectedDispatchSubLocations;

  String? get selectedDispatchSubLocID => _selectedDispatchSubLocID;

  String? get selectedDispatchSubLocValue => _selectedDispatchSubLocValue;

  SaleProducts? get selectedSaleProducts => _selectedSaleProducts;

  List<String?> get selectedSaleProductID => _selectedSaleProductID;

  String? get selectedSaleProductName => _selectedSaleProductName;
  String? get selectedSingleSaleProductID => _selectedSingleSaleProductID;

  String? get selectedUnloadingScope => _selectedUnloadingScope;

  String? get selectedFreightScope => _selectedFreightScope;

  String? get selectedErectionScope => _selectedErectionScope;

  String? get selectedTpcStatus => _selectedTpcStatus;

  TpcList? get selectedTpcAgent => _selectedTpcAgent;

  String? get selectedTpcAgentID => _selectedTpcAgentID;

  String? get selectedTpcAgentValue => _selectedTpcAgentValue;

  AccountDetails get accountDetails => _accountDetails;

  set accountList(List<AccountList> value) {
    _accountList = value;
    notifyListeners();
  }

  set selectedAccountList(AccountList? value) {
    _selectedAccountList = value;
    _selectedAccountID = value!.id;
    _selectedAccountName = value!.text!;
    notifyListeners();
  }

  set selectedAccountID(String? value) {
    _selectedAccountID = value;
    notifyListeners();
  }

  set selectedAccountName(String? value) {
    _selectedAccountName = value;
    notifyListeners();
  }

  set selectedEmployees(Employees? value) {
    _selectedEmployees = value;
    _selectedEmployeeID = value!.id;
    _selectedEmployeeName = value!.name!;
    notifyListeners();
  }

  set selectedEmployeeID(String? value) {
    _selectedEmployeeID = value;
    notifyListeners();
  }

  set selectedEmployeeName(String? value) {
    _selectedEmployeeName = value;
    notifyListeners();
  }

  set selecetdBillingStates(States? value) {
    _selectedBillingStates = value;
    _selectedBillingStateID = value!.id;
    _selectedBillingStateName = value!.name!;
    selectedBillingStateError = "";
    notifyListeners();
  }

  set selectedBillingStateID(String? value) {
    _selectedBillingStateID = value;
    selectedBillingStateError = "";
    notifyListeners();
  }

  set selectedBillingStateName(String? value) {
    _selectedBillingStateName = value;
    selectedBillingStateError = "";
    notifyListeners();
  }

  set selectedBillingDistricts(Districts? value) {
    _selectedBillingDistricts = value;
    _selectedBillingDistrictID = value!.id;
    _selectedBillingDistrictValue = value!.district;
    selectedBillingDistrictError = "";
    // districtError = null;
    notifyListeners();
  }

  set selectedBillingSubLocations(SubLocations? value) {
    _selectedBillingSubLocations = value;
    _selectedBillingSubLocID = value!.id;
    _selectedBillingSubLocValue = value!.subLocality!;
    selectedBillingSubLocError = "";
    // localityError = null;
    notifyListeners();
  }

  set selectedBillingDistrictId(value) {
    _selectedBillingDistrictID = value;
    notifyListeners();
  }

  set selectedBillingDistrictValue(value) {
    _selectedBillingDistrictValue = value;
    notifyListeners();
  }

  set selectedBillingSubLocID(value) {
    _selectedBillingSubLocID = value;
    notifyListeners();
  }

  set selectedBillingSubLocValue(value) {
    _selectedBillingSubLocValue = value;
    notifyListeners();
  }

  set selecetdDispatchStates(States? value) {
    _selectedDispatchStates = value;
    _selectedDispatchStateID = value?.id;
    _selectedDispatchStateName = value!.name!;
    selectedDispatchStateError = null;
    notifyListeners();
  }

  set selectedDispatchStateID(String? value) {
    _selectedDispatchStateID = value;
    notifyListeners();
  }

  set selectedDispatchStateName(String? value) {
    _selectedDispatchStateName = value;
    notifyListeners();
  }

  set selectedDispatchDistricts(Districts? value) {
    _selectedDispatchDistricts = value;
    _selectedDispatchDistrictID = value?.id;
    _selectedDispatchDistrictValue = value!.district;
    selectedDispatchDistrictError = null;
    // districtError = null;
    notifyListeners();
  }

  set selectedDispatchSubLocations(SubLocations? value) {
    _selectedDispatchSubLocations = value;
    _selectedDispatchSubLocID = value?.id;
    _selectedDispatchSubLocValue = value!.subLocality!;
    selectedDispatchSubLocError = null;
    // localityError = null;
    notifyListeners();
  }

  set selectedDispatchDistrictId(value) {
    _selectedDispatchDistrictID = value;
    notifyListeners();
  }

  set selectedDispatchDistrictValue(value) {
    _selectedDispatchDistrictValue = value;
    notifyListeners();
  }

  set selectedDispatchSubLocID(value) {
    _selectedDispatchSubLocID = value;
    notifyListeners();
  }

  set selectedDispatchSubLocValue(value) {
    _selectedDispatchSubLocValue = value;
    notifyListeners();
  }

  set selectedSaleProducts(SaleProducts? value) {
    _selectedSaleProducts = value;
    _selectedSingleSaleProductID = value!.id!;
    // _selectedSaleProductID = value!.id!;
    // _selectedSaleProductName = value!.prodName;
    notifyListeners();
  }

  set selectedSaleProductID(List<String?> value) {
    _selectedSaleProductID = value;
    notifyListeners();
  }
  set selectedSingleSaleProductID(String? value){
    _selectedSingleSaleProductID = value;
    notifyListeners();
  }

  set selectedSaleProductName(String? value) {
    _selectedSaleProductName = value;
    notifyListeners();
  }

  set selectedUnloadingScope(String? value) {
    _selectedUnloadingScope = value;
    selectedUnloadingScopeError = null;
    notifyListeners();
  }

  set selectedFreightScope(String? value) {
    _selectedFreightScope = value;
    selectedFreightScopeError = null;
    notifyListeners();
  }

  set selectedErectionScope(String? value) {
    _selectedErectionScope = value;
    selectedErectionScopeError = null;
    notifyListeners();
  }

  set selectedTpcStatus(String? value) {
    _selectedTpcStatus = value;
    selectedTPCApplicableError = null;
    notifyListeners();
  }

  set selectedTpcAgent(TpcList? value) {
    _selectedTpcAgent = value;
    _selectedTpcAgentID = value!.id;
    _selectedTpcAgentValue = value!.text;
    selectedTPCAgentError =null;
    notifyListeners();
  }

  set selectedTpcAgentID(String? value) {
    _selectedTpcAgentID = value;
    notifyListeners();
  }

  set selectedTpcAgentValue(String? value) {
    _selectedTpcAgentValue = value;
    notifyListeners();
  }

  set accountDetails(AccountDetails value) {
    _accountDetails = value;
    notifyListeners();
  }

  set imagePath(File? value) {
    _imageName = value;
    FileError = null;
    notifyListeners();
  }

  set imageFilePath(File? value) {
    _image = value;
    notifyListeners();
  }

  set imagePicked(value) {
    _imagePicked = value;
    notifyListeners();
  }

  set formattedDate(String? value) {
    _formattedDate = value;
    orderReceivedDateController.text = _formattedDate!;
    orderDateError = null;
    notifyListeners();
  }

  void setDate(DateTime newDate) {
    _date = newDate;
    _formattedDate = DateFormat('yyyy-MM-dd').format(newDate);
    orderReceivedDateController.text = _formattedDate!;
    orderDateError = null;
    notifyListeners();
  }

  // dynamic get basicAmount {
  //   double total = 0;
  //   total += double.tryParse(TaxableValueController.text)?.round() ?? 0.0;
  //   basicAmountReadOnlyController.text = total.toStringAsFixed(2);
  //   return total;
  // }
  //
  // dynamic get cgstAmount {
  //   double total = 0;
  //
  //     final taxableValue =
  //         double.tryParse(TaxableValueController.text) ?? 0.0;
  //     final cgst = double.tryParse(CGSTController.text) ?? 0.0;
  //     total += (taxableValue * cgst) / 100;
  //
  //   cgstReadOnlyController.text = total.toStringAsFixed(2);
  //   return total;
  // }
  //
  // dynamic get sgstAmount {
  //   double total = 0;
  //
  //     final taxableValue =
  //         double.tryParse(TaxableValueController.text) ?? 0.0;
  //     final sgst = double.tryParse(SGSTController.text) ?? 0.0;
  //     total += (taxableValue * sgst).round() / 100;
  //
  //   sgstReadOnlyController.text = total.toStringAsFixed(2);
  //   return total;
  // }
  //
  // dynamic get igstAmount {
  //   double total = 0;
  //
  //     final taxableValue =
  //         double.tryParse(TaxableValueController.text) ?? 0.0;
  //     final igst = double.tryParse(IGSTController.text) ?? 0.0;
  //     total += (taxableValue * igst).round() / 100;
  //
  //   igstReadOnlyController.text = total.toStringAsFixed(2);
  //   return total;
  // }
  //
  // dynamic get totalAmount {
  //   double total = basicAmount + cgstAmount + sgstAmount + igstAmount;
  //   totalReadOnlyAmountController.text = total.round().toStringAsFixed(2);
  //   return total!;
  // }

  void addProduct(Map<String, dynamic> product) {
    productRows.add(product);
    updateSummaryCalculations();
    notifyListeners();
  }
  void updateProduct(int index, Map<String, dynamic> updatedProduct) {
    productRows[index] = updatedProduct;
    updateSummaryCalculations();
    notifyListeners();
  }


  void updateProductCalculations() {

      final inclusivePrice =
          double.tryParse(PriceController.text) ?? 0.0;
      final quantity = double.tryParse(QuantityController.text) ?? 1.0;
      final cgst = double.tryParse(CGSTController.text) ?? 0.0;
      final sgst = double.tryParse(SGSTController.text) ?? 0.0;
      final igst = double.tryParse(IGSTController.text) ?? 0.0;
      final totalTaxRate = (cgst + sgst + igst) / 100;
      // Calculate taxable value per unit
      final taxableValuePerUnit = inclusivePrice / (1 + totalTaxRate);
      // Total taxable value = taxable value per unit * quantity
      final totalTaxableValue = taxableValuePerUnit * quantity;
      TaxableValueController.text = totalTaxableValue.toStringAsFixed(
        0,
      );
      notifyListeners();
  }

  void updateSummaryCalculations() {
    double basicAmount = 0.0;
    double cgstAmount = 0.0;
    double sgstAmount = 0.0;
    double igstAmount = 0.0;

    for (var product in productRows) {
      final price = double.tryParse(product['price']?.toString() ?? '0') ?? 0.0;
      final qty = double.tryParse(product['qty']?.toString() ?? '0') ?? 0.0;
      final cgst = double.tryParse(product['cgst_p']?.toString() ?? '0') ?? 0.0;
      final sgst = double.tryParse(product['sgst_p']?.toString() ?? '0') ?? 0.0;
      final igst = double.tryParse(product['igst_p']?.toString() ?? '0') ?? 0.0;

      final taxableValue = price * qty;
      basicAmount += taxableValue;
      cgstAmount += (taxableValue * cgst) / 100;
      sgstAmount += (taxableValue * sgst) / 100;
      igstAmount += (taxableValue * igst) / 100;
    }

    final totalAmount = basicAmount + cgstAmount + sgstAmount + igstAmount;

    basicAmountReadOnlyController.text = basicAmount.toStringAsFixed(2);
    cgstReadOnlyController.text = cgstAmount.toStringAsFixed(2);
    sgstReadOnlyController.text = sgstAmount.toStringAsFixed(2);
    igstReadOnlyController.text = igstAmount.toStringAsFixed(2);
    totalReadOnlyAmountController.text = totalAmount.toStringAsFixed(2);

    notifyListeners();
  }

  String getJsonEncodedProducts() {
    return jsonEncode(productRows);
  }

  dynamic get basicAmount {
    return double.tryParse(basicAmountReadOnlyController.text) ?? 0.0;
  }

  dynamic get cgstAmount {
    return double.tryParse(cgstReadOnlyController.text) ?? 0.0;
  }

  dynamic get sgstAmount {
    return double.tryParse(sgstReadOnlyController.text) ?? 0.0;
  }

  dynamic get igstAmount {
    return double.tryParse(igstReadOnlyController.text) ?? 0.0;
  }

  dynamic get totalAmount {
    return double.tryParse(totalReadOnlyAmountController.text) ?? 0.0;
  }

  void updateSelectedSingleProduct(SaleProducts? product) {
      _selectedSaleProducts = product;
      _selectedSingleSaleProductID= product!.id;
      PriceController.text = product!.price!;
      updateProductCalculations();
      notifyListeners();

  }

  void prefillProductForEdit(int index) {
    final product = productRows[index];
    selectedSaleProducts = saleProducts.firstWhere(
          (p) => p.id == product['product_id'],
      orElse: () => SaleProducts(id: '', prodName: 'Unknown'),
    );
    selectedSingleSaleProductID = product['product_id'];
    selectedSaleProductName = selectedSaleProducts?.prodName;
    QuantityController.text = product['qty'] ?? '';
    PriceController.text = product['price'] ?? '';
    CGSTController.text = product['cgst_p'] ?? '';
    SGSTController.text = product['sgst_p'] ?? '';
    IGSTController.text = product['igst_p'] ?? '';
    TaxableValueController.text = product['total_price'] ?? '';
    notifyListeners();
  }




  // void addNewRow() {
  //   ProductControllers.add(TextEditingController());
  //   PriceControllers.add(TextEditingController());
  //   QuantityControllers.add(TextEditingController(text: '1'));
  //   CGSTControllers.add(TextEditingController(text: '9'));
  //   SGSTControllers.add(TextEditingController(text: '9'));
  //   IGSTControllers.add(TextEditingController(text: '0'));
  //   TaxableValueControllers.add(TextEditingController());
  //   TotalPriceControllers.add(TextEditingController());
  //
  //   selectedSaleProductID.add(null);
  //   notifyListeners();
  // }
  //
  // void removeRow(int index) {
  //   if (index >= 0 && index < ProductControllers.length) {
  //     ProductControllers[index].dispose();
  //     PriceControllers[index].dispose();
  //     QuantityControllers[index].dispose();
  //     CGSTControllers[index].dispose();
  //     SGSTControllers[index].dispose();
  //     IGSTControllers[index].dispose();
  //     TaxableValueControllers[index].dispose();
  //     TotalPriceControllers[index].dispose();
  //     ProductControllers.removeAt(index);
  //     PriceControllers.removeAt(index);
  //     QuantityControllers.removeAt(index);
  //     CGSTControllers.removeAt(index);
  //     SGSTControllers.removeAt(index);
  //     IGSTControllers.removeAt(index);
  //     TaxableValueControllers.removeAt(index);
  //     TotalPriceControllers.removeAt(index);
  //     selectedSaleProductID.removeAt(index);
  //     notifyListeners();
  //   }
  // }
  //
  // void updateSelectedProduct(int index, SaleProducts? product) {
  //   if (index >= 0 && index < _saleProducts.length) {
  //     _selectedSaleProducts = product;
  //     _selectedSaleProductID[index] = product!.id;
  //     PriceControllers[index].text = product!.price!;
  //     updateRowCalculations(index);
  //     notifyListeners();
  //   }
  // }
  //
  // void updateRowCalculations(int index) {
  //   if (index >= 0 && index < PriceControllers.length) {
  //     final inclusivePrice =
  //         double.tryParse(PriceControllers[index].text) ?? 0.0;
  //     final quantity = double.tryParse(QuantityControllers[index].text) ?? 1.0;
  //     final cgst = double.tryParse(CGSTControllers[index].text) ?? 0.0;
  //     final sgst = double.tryParse(SGSTControllers[index].text) ?? 0.0;
  //     final igst = double.tryParse(IGSTControllers[index].text) ?? 0.0;
  //     final totalTaxRate = (cgst + sgst + igst) / 100;
  //     // Calculate taxable value per unit
  //     final taxableValuePerUnit = inclusivePrice / (1 + totalTaxRate);
  //     // Total taxable value = taxable value per unit * quantity
  //     final totalTaxableValue = taxableValuePerUnit * quantity;
  //     TaxableValueControllers[index].text = totalTaxableValue.toStringAsFixed(
  //       0,
  //     );
  //     notifyListeners();
  //   }
  // }
  //
  // Map<String, dynamic> getFormData() {
  //   final List<Map<String, dynamic>> orders = [];
  //   for (int i = 0; i < ProductControllers.length; i++) {
  //     orders.add({
  //       'product_id': selectedSaleProductID[i],
  //       'qty': QuantityControllers[i].text,
  //       'price': PriceControllers[i].text,
  //       'cgst_p': CGSTControllers[i].text,
  //       'sgst_p': SGSTControllers[i].text,
  //       'igst_p': IGSTControllers[i].text,
  //       'total_price': TaxableValueControllers[i].text,
  //     });
  //   }
  //   return {
  //     'orders': orders,
  //     'basic_amount': basicAmount.toStringAsFixed(2),
  //     'cgst_amount': cgstAmount.toStringAsFixed(2),
  //     'sgst_amount': sgstAmount.toStringAsFixed(2),
  //     'igst_amount': igstAmount.toStringAsFixed(2),
  //     'total_amount': totalAmount.toStringAsFixed(2),
  //     'note': noteController.text,
  //   };
  // }

  Future<void> ordersAddOrderAPIViewFunction(context, mode) async {
    try {
      final provider = Provider.of<HomescreenNotifier>(context, listen: false);
      final data = await ApiCalling.addOrderViewAPI(
        provider.empId,
        provider.session,
        mode,
      );
      if (data != null) {
        if (data.error == "0") {
          _tpcApplicable = ["Yes", "No"];
          _erectionScope = data.erectionScope ?? [];
          _unloadingScope = data.unloadingScope ?? [];
          _freightScope = data.freightScope ?? [];
          _employees = data.employees ?? [];
          _billingStates = data.states ?? [];
          _dispatchStates = data.states ?? [];
          _saleProducts = data.saleProducts ?? [];

          checkDropdownselected();

          notifyListeners();
        } else {}
      } else {}
    } catch (e, s) {}
  }

  void checkDropdownselected() {
    if (_selectedAccountList != null &&
        !_accountList.contains(_selectedAccountList)) {
      _selectedAccountID = null;
      _selectedAccountName = "";
    }
    if (_selectedEmployees != null &&
        !_employees.contains(_selectedEmployees)) {
      _selectedEmployeeID = null;
      _selectedEmployeeName = "";
    }
    if (_selectedBillingStates != null &&
        !_billingStates.contains(_selectedBillingStates)) {
      _selectedBillingStateID = null;
      _selectedBillingStateName = "";
    }
    if (_selectedBillingDistricts != null &&
        !_billingDistricts.contains(_selectedBillingDistricts)) {
      _selectedBillingDistrictID = null;
      _selectedBillingDistrictValue = "";
    }
    if (_selectedBillingSubLocations != null &&
        !_billingSubLocations.contains(_selectedBillingSubLocations)) {
      _selectedBillingSubLocID = null;
      _selectedBillingSubLocValue = "";
    }
    if (_selectedDispatchStates != null &&
        !_dispatchStates.contains(_selectedDispatchStates)) {
      _selectedDispatchStateID = null;
      _selectedDispatchStateName = "";
    }
    if (_selectedDispatchDistricts != null &&
        !_dispatchDistricts.contains(_selectedDispatchDistricts)) {
      _selectedDispatchDistrictID = null;
      _selectedDispatchDistrictValue = "";
    }
    if (_selectedDispatchSubLocations != null &&
        !_dispatchSubLocations.contains(_selectedDispatchSubLocations)) {
      _selectedDispatchSubLocID = null;
      _selectedDispatchSubLocValue = "";
    }
    if (_selectedUnloadingScope != null &&
        !_unloadingScope.contains(_selectedUnloadingScope)) {
      _selectedUnloadingScope = null;
    }
    if (_selectedFreightScope != null &&
        !_freightScope.contains(_selectedFreightScope)) {
      _selectedFreightScope = null;
    }
    if (_selectedErectionScope != null &&
        !_erectionScope.contains(_selectedErectionScope)) {
      _selectedErectionScope = null;
    }

    if (_selectedTpcStatus != null &&
        !_tpcApplicable.contains(_selectedTpcStatus)) {
      _selectedTpcStatus = null;
    }

    if (_selectedTpcAgent != null && !_tpcAgent.contains(_selectedTpcAgent)) {
      _selectedTpcAgentID = null;
      _selectedTpcAgentValue = "";
    }
    notifyListeners();
  }

  Future<void> ordersAddOrderAccountDetailsAPIFunction(
    context,
    account_id,
  ) async {
    try {
      final provider = Provider.of<HomescreenNotifier>(context, listen: false);
      final data = await ApiCalling.addOrderAccountDetailsAPI(
        provider.empId,
        provider.session,
        account_id,
      );
      if (data != null) {
        if (data.error == "0") {
          _accountDetails = data.accountDetails!;
          data.accountDetails!.accManagerId!;
          billingNameController.text = data.accountDetails!.name!;
          _selectedBillingStates = billingStates!.firstWhere((e) => e.id == data.accountDetails!.state!);
          _selectedBillingStateID = data.accountDetails!.state!;
          _selectedBillingStateName = billingStates!.firstWhere((e) => e.id == data.accountDetails!.state!).name;

          _selectedBillingDistrictID = data.accountDetails!.district!;

          _selectedBillingSubLocID = data.accountDetails!.subLocality!;
          print("data.accountDetails!.state ${data.accountDetails!.state}");
          if(_selectedBillingStateID!=null){
            getDistrictAPI(context,data.accountDetails!.state);
          }
          if(_selectedBillingDistrictID!=null){
            getSubLocationAPI(context,data.accountDetails!.district);
          }



          billingPincodeController.text = data.accountDetails!.pincode!;
          billingAddressController.text = data.accountDetails!.address!;
          orderReceivedDateController.text = data.accountDetails!.date!;
          gstController.text = data.accountDetails!.gstNumber!;
          orderDateError = null;
          billingNameError = null;
          billingPincodeError =null;
          billingAddressError = null;
          selectedBillingStateError = null;
          selectedBillingDistrictError = null;
          selectedBillingSubLocError = null;
          notifyListeners();
        } else {}
      } else {}
    } catch (e, s) {}
  }

  Future<void> getDistrictAPI(context, stateID) async {
    try {
      var homeProv = Provider.of<HomescreenNotifier>(context, listen: false);
      _billingDistricts.clear();
      notifyListeners();
      final data = await ApiCalling.commonAddAccountViewDistrictAPI(
        homeProv.empId,
        homeProv.session,
        stateID,
      );
      if (data != null) {
        if (data.error == "0") {
          _billingDistricts = data.districts!;
          _selectedBillingDistricts = data.districts!.firstWhere((e) => e.id == accountDetails!.district!);

          _selectedBillingDistrictValue = data.districts!.firstWhere((e) => e.id == accountDetails!.district!).district;

          notifyListeners();
        }
      }
    } catch (e, s) {}
  }

  Future<void> getDispatchDistrictAPI(context, stateID) async {
    try {
      var homeProv = Provider.of<HomescreenNotifier>(context, listen: false);
      _dispatchDistricts.clear();
      notifyListeners();
      final data = await ApiCalling.commonAddAccountViewDistrictAPI(
        homeProv.empId,
        homeProv.session,
        stateID,
      );
      if (data != null) {
        if (data.error == "0") {
          _dispatchDistricts = data.districts!;

          notifyListeners();
        }
      }
    } catch (e, s) {}
  }

  Future<void> getSubLocationAPI(context, districtID) async {
    try {
      var homeProv = Provider.of<HomescreenNotifier>(context, listen: false);
      _billingSubLocations.clear();
      notifyListeners();
      final data = await ApiCalling.commonAddAccountViewSubLocationAPI(
        homeProv.empId,
        homeProv.session,
        districtID,
      );
      if (data != null) {
        if (data.error == "0") {
          _billingSubLocations = data.subLocations!;
          _selectedBillingSubLocations = data.subLocations!.firstWhere((e) => e.id == accountDetails!.subLocality!);

          _selectedBillingSubLocValue = data.subLocations!.firstWhere((e) => e.id == accountDetails!.subLocality!).subLocality;

          notifyListeners();
        }
      }
    } catch (e, s) {}
  }

  Future<void> getDispatchSubLocationAPI(context, districtID) async {
    try {
      var homeProv = Provider.of<HomescreenNotifier>(context, listen: false);
      _dispatchSubLocations.clear();
      notifyListeners();
      final data = await ApiCalling.commonAddAccountViewSubLocationAPI(
        homeProv.empId,
        homeProv.session,
        districtID,
      );
      if (data != null) {
        if (data.error == "0") {
          _dispatchSubLocations = data.subLocations!;

          notifyListeners();
        }
      }
    } catch (e, s) {}
  }

  Future<void> ordersAddOrderTPCAgentFunction(context, mode, text) async {
    try {
      final provider = Provider.of<HomescreenNotifier>(context, listen: false);
      final data = await ApiCalling.addOrderTPCAgentListAPI(
        provider.empId,
        provider.session,
        mode,
        text,
      );
      if (data != null) {
        if (data.error == "0") {
          _tpcAgent = data.tpcList!;
          notifyListeners();
        } else {}
      } else {}
    } catch (e, s) {}
  }

  Future<List<TpcList>> fetchTPCAccountsfromAPI(context, mode, text) async {
    try {
      final provider = Provider.of<HomescreenNotifier>(context, listen: false);
      final data = await ApiCalling.addOrderTPCAgentListAPI(
        provider.empId,
        provider.session,
        mode,
        text,
      );
      if (data != null) {
        if (data.error == "0") {
          _tpcAgent = data.tpcList!;
          notifyListeners();
          return _tpcAgent;
        } else {
          return [];
        }
      } else {
        return [];
      }
    } catch (e, s) {
      return [];
    }
  }

  Future<void> ordersAddOrderAPISubmitFunction(
    context,
    mode,
    selected_empid,
    selected_acid,
    selected_dis_stateId,
    selected_dis_districtId,
    selected_dis_subLocId,
    unloading_scope,
    frieght_scope,
    erection_scope,
    tpc_status,
    selected_bil_stateId,
    selected_bil_districtId,
    selected_bil_subLocId,
    tpc_agent_id,
    order_products,
  ) async {
    try {
      if (!validateAddOrder()) {
        return;
      }
      _submitClicked = true;
      final provider = Provider.of<HomescreenNotifier>(context, listen: false);
      final data = await ApiCalling.addOrderSubmitAPI(
        provider.empId,
        provider.session,
        mode,
        selected_empid,
        selected_acid,
        selected_dis_stateId,
        selected_dis_districtId,
        selected_dis_subLocId,
        dispatchPincodeController.text,
        dispatchAddressController.text,
        basicAmount,
        cgstAmount,
        sgstAmount,
        igstAmount,
        totalAmount,
        formattedDate,
        noteController.text,
        unloading_scope,
        frieght_scope,
        erection_scope,
        tpc_status,
        billingNameController.text,
        gstController.text,
        billingPincodeController.text,
        billingAddressController.text,
        selected_bil_stateId,
        selected_bil_districtId,
        selected_bil_subLocId,
        order_products,
        "",
        "",
        "",
        latlongs,
        tpcAmountController.text,
        tpc_agent_id,
        _image,
      );
      if (data != null) {
        if (data.error == "0") {
          _submitClicked = false;
          resetForm();
          Navigator.pop(context);
          toast(context, data.message);
          notifyListeners();
        } else {
          _submitClicked = false;
          notifyListeners();
        }
      } else {
        _submitClicked = false;
        notifyListeners();
      }
    } catch (e, s) {
      _submitClicked = false;
      notifyListeners();
    }
  }

  Future<void> getCurrentLocation() async {
    try {
      Position position = await Geolocator.getCurrentPosition(
        desiredAccuracy: geo_location.LocationAccuracy.high,
      );
      currentLocationLatLng = LatLng(position.latitude, position.longitude);
      latlongs = "${position.latitude}, ${position.longitude}";
      notifyListeners();
    } catch (e) {
      print("Error getting current location: $e");
    }
  }

  Future<void> getLocationPermission(BuildContext context) async {
    isLocationEnabled = await Geolocator.isLocationServiceEnabled();
    LocationPermission permission = await Geolocator.checkPermission();
    hasLocationPermission =
        permission == LocationPermission.always ||
        permission == LocationPermission.whileInUse;

    final Location.Location location = Location.Location();
    bool serviceEnabled = await location.serviceEnabled();
    if (!serviceEnabled) {
      serviceEnabled = await location.requestService();
      if (!serviceEnabled) {
        return;
      }
    }

    if (!isLocationEnabled || !hasLocationPermission) {
      permission = await Geolocator.requestPermission();
      if (permission != LocationPermission.always &&
          permission != LocationPermission.whileInUse) {
        showDialog(
          context: context,
          builder: (BuildContext context) {
            return AlertDialog(
              title: Text('Location Permission Required'),
              content: Text(
                'Please allow the app to access your location for core functionality.',
              ),
              actions: <Widget>[
                TextButton(
                  style: ButtonStyle(
                    backgroundColor: MaterialStateProperty.all(Colors.white),
                    overlayColor: MaterialStateProperty.all(Colors.white),
                  ),
                  onPressed: () async {
                    // await openAppSettings();
                    // Navigator.of(context).pop();
                    // Navigator.pushReplacement(
                    //   context,
                    //   MaterialPageRoute(builder: (context) => Attendance()),
                    // );
                  },
                  child: Text('OK'),
                ),
              ],
            );
          },
        );
        return;
      }
    }

    final Location.LocationData locData = await location.getLocation();
    if (locData != null) {
      currentLocation = locData;
      currentLocationLatLng = LatLng(locData.latitude!, locData.longitude!);
      latlongs = "${locData.latitude}, ${locData.longitude}";
      markers.clear();
      markers.add(
        Marker(
          markerId: MarkerId('current_location'),
          position: LatLng(locData.latitude!, locData.longitude!),
          infoWindow: InfoWindow(title: 'Current Location'),
          icon: BitmapDescriptor.defaultMarker,
        ),
      );
      latlongs = '${locData.latitude},${locData.longitude}';

      notifyListeners();
    }
  }

  Future<void> ordersAddOrderSelectAccountAPIFunction(
    context,
    mode,
    accountId,
    search,
  ) async {
    print(search);
    try {
      if (search==null) {
        _accountList = [];
        _isLoading = false;
        notifyListeners();
        return;
      }
      _isLoading = true;
      notifyListeners();
      final provider = Provider.of<HomescreenNotifier>(context, listen: false);
      final data = await ApiCalling.AddOrderPaymentSelectAccountAPI(
        provider.empId,
        provider.session,
        mode,
        search,
      );
      if (data != null) {
        if (data.error == "0") {
          _accountList = data.accountList!;
          if (_selectedAccountList != null &&
              !_accountList.contains(_selectedAccountList)) {
            _selectedAccountList = null;
            _selectedAccountID = null;
            _selectedAccountName = null;
          }
          _isLoading = false;

          notifyListeners();
        } else {
          selectAccountError = data?.message ?? "Failed to load accounts";
          _isLoading = false;
          notifyListeners();
        }
      } else {
        selectAccountError = "No data received from server";
        _isLoading = false;
        notifyListeners();
      }
    } catch (e, s) {
      selectAccountError = "An error occurred while fetching accounts";
      _isLoading = false;
      notifyListeners();
    }
  }


  Future<List<AccountList>> fetchAccountsFromApi(
      context,
      mode,
      accountId,
      search,
      ) async {
    print(search);
    try {
      if (search==null) {
        _accountList = [];
        _isLoading = false;
        notifyListeners();
        return _accountList;
      }
      _isLoading = true;
      notifyListeners();
      final provider = Provider.of<HomescreenNotifier>(context, listen: false);
      final data = await ApiCalling.AddOrderPaymentSelectAccountAPI(
        provider.empId,
        provider.session,
        mode,
        search,
      );
      if (data != null) {
        if (data.error == "0") {
          _accountList = data.accountList!;
          if (_selectedAccountList != null &&
              !_accountList.contains(_selectedAccountList)) {
            _selectedAccountList = null;
            _selectedAccountID = null;
            _selectedAccountName = null;
          }
          _isLoading = false;

          notifyListeners();
          return _accountList;
        } else {
          selectAccountError = data?.message ?? "Failed to load accounts";
          _isLoading = false;

          notifyListeners();
          return [];
        }
      } else {
        selectAccountError = "No data received from server";
        _isLoading = false;
        notifyListeners();
        return [];
      }
    } catch (e, s) {

      selectAccountError = "An error occurred while fetching accounts";
      _isLoading = false;
      notifyListeners();
      return [];
    }
  }

  imgFromCamera(context) async {
    // Capture a photo
    try {
      final XFile? galleryImage = await _picker.pickImage(
        source: ImageSource.camera,
        imageQuality: 50,
      );
      debugPrint("added");

      _image = File(galleryImage!.path);
      _imageName = File(galleryImage!.name);
      _imagePicked = 1;
      if(_imagePicked==0){
        FileError = "Please Select Attachment";
      }
      FileError = null;
      notifyListeners();
    } catch (e) {
      debugPrint("mmmm: ${e.toString()}");
    }
  }

  imgFromGallery(context) async {
    // Pick an image
    try {
      final XFile? galleryImage = await _picker.pickImage(
        source: ImageSource.gallery,
      );
      final bytes = (await galleryImage?.readAsBytes())?.lengthInBytes;
      final kb = bytes! / 1024;
      final mb = kb / 1024;

      debugPrint("Jenny: bytes:$bytes, kb:$kb, mb: $mb");

      _image = File(galleryImage!.path);
      _imageName = File(galleryImage!.name);
      _imagePicked = 1;
      if(_imagePicked==0){
        FileError = "Please Select Attachment";
      }
      FileError = null;
      notifyListeners();
      // var file = FlutterImageCompress.compressWithFile(galleryImage!.path);
    } catch (e) {
      debugPrint("mmmm: ${e.toString()}");
    }
  }

  void onChangedBillingName(value) {
    billingNameError =null;
    notifyListeners();
  }

  void onChangeOrderDate(value) {
    orderDateError = null;
    notifyListeners();
  }

  void onChangedBillingAddress(value) {
    billingAddressError = null;
    notifyListeners();
  }

  void onChangedBillingPincode(value) {
    billingPincodeError = null;
    notifyListeners();
  }

  void onChangedDispatchAddress(value) {
    dispatchAddressError = null;
    notifyListeners();
  }

  void onChangedDispatchPincode(value) {
    dispatchPincodeError = null;
    notifyListeners();
  }

  void onChangedGst(value) {
    gstError = null;
    notifyListeners();
  }

  void onChangeTpcAmount(value) {
    tpcAmountError = null;
    notifyListeners();
  }

  bool validateAddOrder() {
    bool isValid = true;
    selectAccountError = null;
    billingNameError = null;
    orderDateError =null;
    billingAddressError = null;
    billingPincodeError = null;
    dispatchAddressError = null;
    dispatchPincodeError = null;
    gstError = null;
    tpcAmountError = null;
    selectedBillingStateError = null;
    selectedBillingDistrictError = null;
    selectedBillingSubLocError = null;
    selectedDispatchStateError = null;
    selectedDispatchDistrictError = null;
    selectedDispatchSubLocError = null;
    selectedUnloadingScopeError = null;
    selectedFreightScopeError = null;
    selectedErectionScopeError = null;
    selectedTPCApplicableError = null;
    selectedTPCAgentError = null;

    if (_selectedAccountList == null || _selectedAccountID==null) {
      selectAccountError = "Please select an Account";
      isValid = false;
    }

    if (_selectedAccountList == null || _selectedAccountID==null) {
      selectAccountError = "Please select an Account";
      isValid = false;
    }

    if (_selectedBillingStates == null || _selectedBillingStateID==null) {
      selectedBillingStateError = "Please select a State";
      isValid = false;
    }

    if (_selectedBillingDistricts == null || _selectedBillingDistrictID==null) {
      selectedBillingDistrictError = "Please select a District";
      isValid = false;
    }

    if (_selectedBillingSubLocations == null || _selectedBillingSubLocID==null) {
      selectedBillingSubLocError = "Please select a Location";
      isValid = false;
    }

    if (_selectedDispatchStates == null || _selectedDispatchStateID==null) {
      selectedDispatchStateError = "Please select a State";
      isValid = false;
    }

    if (_selectedDispatchDistricts == null || _selectedDispatchDistrictID==null) {
      selectedDispatchDistrictError = "Please select a District";
      isValid = false;
    }

    if (_selectedDispatchSubLocations == null || _selectedDispatchSubLocID==null) {
      selectedDispatchSubLocError = "Please select a Location";
      isValid = false;
    }


    if (orderReceivedDateController.text.trim().isEmpty) {
      orderDateError = "Please Enter Received Date";
      isValid = false;

    }
    if (billingNameController.text.trim().isEmpty) {
      isValid = false;
      billingNameError = "Please Enter Your Name";
    }
    if (billingAddressController.text.trim().isEmpty) {
      isValid = false;
      billingAddressError = "Please Enter Address";
    }
    if (billingPincodeController.text.trim().isEmpty) {
      isValid = false;
      billingPincodeError = "Please Enter Pin Code";
    }
    if (dispatchAddressController.text.trim().isEmpty) {
      dispatchAddressError = "Please Enter Dispatch Address";
      isValid = false;
    }
    if (dispatchPincodeController.text.trim().isEmpty) {
      dispatchPincodeError = "Please Enter Dispatch Pin Code";
      isValid = false;
    }
    if (gstController.text.trim().isEmpty) {
      gstError = "Please Enter GST Number";
      isValid = false;
    }
    if (_selectedUnloadingScope == null) {
      selectedUnloadingScopeError = "Please select a Scope";
      isValid = false;
    }
    if (_selectedFreightScope == null) {
      selectedFreightScopeError = "Please select a Scope";
      isValid = false;
    }
    if (_selectedErectionScope == null) {
      selectedErectionScopeError = "Please select a Scope";
      isValid = false;
    }
    if (_selectedTpcStatus == null) {
      selectedTPCApplicableError = "Please select TPC status";
      isValid = false;
    }
    if (_selectedTpcStatus == "Yes") {
      if (_selectedTpcAgent == null || _selectedTpcAgentID==null) {
        selectedTPCAgentError = "Please select an Agent";
        isValid = false;
      }
      if (tpcAmountController.text.trim().isEmpty) {
        isValid = false;
        tpcAmountError = "Please Enter Amount";
      }
    }
    _submitClicked = false;
    notifyListeners();
    return isValid;
  }

  bool validateForm1() {
    bool isValid = true;
    selectAccountError = null;
    billingNameError = null;
    orderDateError = null;
    billingAddressError = null;
    billingPincodeError = null;
    selectedBillingStateError = null;
    selectedBillingDistrictError = null;
    selectedBillingSubLocError = null;


    if (_selectedAccountList == null || _selectedAccountID==null) {
      selectAccountError = "Please select an Account";
      isValid = false;
    }

    if (_selectedBillingStates == null || _selectedBillingStateID==null) {
      selectedBillingStateError = "Please select a State";
      isValid = false;
    }

    if (_selectedBillingDistricts == null || _selectedBillingDistrictID==null) {
      selectedBillingDistrictError = "Please select a District";
      isValid = false;
    }

    if (_selectedBillingSubLocations == null || _selectedBillingSubLocID==null) {
      selectedBillingSubLocError = "Please select a Location";
      isValid = false;
    }

    if (orderReceivedDateController.text.trim().isEmpty) {

      isValid = false;
      orderDateError = "Please Enter Received Date";
    }
    if (billingNameController.text.trim().isEmpty) {
      isValid = false;
      billingNameError = "Please Enter Your Name";
    }
    if (billingAddressController.text.trim().isEmpty) {
      isValid = false;
      billingAddressError = "Please Enter Address";
    }
    if (billingPincodeController.text.trim().isEmpty) {
      isValid = false;
      billingPincodeError = "Please Enter Pin Code";
    }
    if(billingPincodeController.text.length<6){
      isValid = false;
      billingPincodeError = "Please Enter a valid Pin Code";
    }
    _submitClicked = false;
    notifyListeners();
    return isValid;
  }
  bool validateForm2() {
    bool isValid = true;
    dispatchAddressError = null;
    dispatchPincodeError = null;
    gstError = null;
    selectedDispatchStateError = null;
    selectedDispatchDistrictError = null;
    selectedDispatchSubLocError = null;
    FileError = null;

    if (_selectedDispatchStates == null || _selectedDispatchStateID==null) {
      selectedDispatchStateError = "Please select a State";
      isValid = false;
    }

    if (_selectedDispatchDistricts == null || _selectedDispatchDistrictID==null) {
      selectedDispatchDistrictError = "Please select a District";
      isValid = false;
    }

    if (_selectedDispatchSubLocations == null || _selectedDispatchSubLocID==null) {
      selectedDispatchSubLocError = "Please select a Location";
      isValid = false;
    }

    if (dispatchAddressController.text.trim().isEmpty) {
      dispatchAddressError = "Please Enter Dispatch Address";
      isValid = false;
    }
    if (dispatchPincodeController.text.trim().isEmpty) {

      dispatchPincodeError = "Please Enter Dispatch Pin Code";
      isValid = false;
    }
    if(dispatchPincodeController.text.length<6){
      isValid = false;
      dispatchPincodeError = "Please Enter a valid Pin Code";
    }
    if (gstController.text.trim().isEmpty) {
      gstError = "Please Enter GST Number";
      isValid = false;
    }
    if(_imagePicked==0){
      FileError = "Please provide an Attachment";
      isValid = false;
    }
    _submitClicked = false;
    notifyListeners();
    return isValid;
  }

  bool validateForm3() {
    bool isValid = true;

    tpcAmountError = null;
    selectedUnloadingScopeError = null;
    selectedFreightScopeError = null;
    selectedErectionScopeError = null;
    selectedTPCApplicableError = null;
    selectedTPCAgentError = null;

    if (_selectedUnloadingScope == null) {
      selectedUnloadingScopeError = "Please select a Scope";
      isValid = false;
    }
    if (_selectedFreightScope == null) {
      selectedFreightScopeError = "Please select a Scope";
      isValid = false;
    }
    if (_selectedErectionScope == null) {
      selectedErectionScopeError = "Please select a Scope";
      isValid = false;
    }
    if (_selectedTpcStatus == null) {
      selectedTPCApplicableError = "Please select TPC status";
      isValid = false;
    }

    if (_selectedTpcStatus == "Yes") {
      if (_selectedTpcAgent == null || _selectedTpcAgentID==null) {
        selectedTPCAgentError = "Please select an Agent";
        isValid = false;
      }
      if (tpcAmountController.text.trim().isEmpty) {
        tpcAmountError = "Please Enter Amount";
        isValid = false;
      }
    }
    _submitClicked = false;
    notifyListeners();
    return isValid;
  }

  bool validateForm4() {
    bool isValid = true;
    if(productRows.isEmpty || _productRows.isEmpty){
      productsEmptyError = "Please Add min. one Product";
      isValid = false;
    }

    _submitClicked = false;
    notifyListeners();
    return isValid;
  }

  void resetForm() {
    _submitClicked = false;
    _productRows.clear();
    dropDownSearchController.clear();
    dropDownTpcSearchController.clear();
    billingNameController.clear();
    billingAddressController.clear();
    billingPincodeController.clear();
    dispatchAddressController.clear();
    dispatchPincodeController.clear();
    ProductController.clear();
    PriceController.clear();
    QuantityController.clear();
    CGSTController.clear();
    SGSTController.clear();
    IGSTController.clear();
    QuantityController.text = "1";
    CGSTController.text = "9";
    SGSTController.text = "9";
    IGSTController.text = "0";
    TotalPriceController.clear();
    TaxableValueController.clear();
    billingStateSearchController.clear();
    billingDistrictSearchController.clear();
    billingSubLocSearchController.clear();
    dispatchStateSearchController.clear();
    dispatchDistrictSearchController.clear();
    dispatchSubLocSearchController.clear();
    _productRows = [];
    gstController.clear();
    orderReceivedDateController.clear();
    tpcAmountController.clear();
    orderReceivedDateController.clear();
    noteController.clear();
    selectedSingleSaleProductID = null;
    ProductControllers.forEach((action) => action.dispose());
    ProductControllers.clear();
    PriceControllers.forEach((action) => action.dispose());
    PriceControllers.clear();
    QuantityControllers.forEach((action) => action.dispose());
    QuantityControllers.clear();
    CGSTControllers.forEach((action) => action.dispose());
    CGSTControllers.clear();
    SGSTControllers.forEach((action) => action.dispose());
    SGSTControllers.clear();
    IGSTControllers.forEach((action) => action.dispose());
    IGSTControllers.clear();
    TotalPriceControllers.forEach((action) => action.dispose());
    TotalPriceControllers.clear();
    TaxableValueControllers.forEach((action) => action.dispose());
    TaxableValueControllers.clear();
    basicAmountReadOnlyController.clear();
    cgstReadOnlyController.clear();
    sgstReadOnlyController.clear();
    igstReadOnlyController.clear();
    totalReadOnlyAmountController.clear();

    _image = null;
    _imageName = null;
    _imagePicked = 0;

    selectAccountError = null;
    orderDateError = null;
    billingNameError = null;
    billingAddressError = null;
    billingPincodeError = null;
    dispatchAddressError = null;
    dispatchPincodeError = null;
    selectedBillingStateError = null;
    selectedBillingDistrictError = null;
    selectedBillingSubLocError = null;
    selectedDispatchStateError = null;
    selectedDispatchDistrictError = null;
    selectedDispatchSubLocError = null;
    _selectedAccountList = null;
    _selectedEmployees = null;
    _selectedBillingStates = null;
    _selectedBillingDistricts = null;
    _selectedBillingSubLocations = null;
    _selectedDispatchStates = null;
    _selectedDispatchDistricts = null;
    _selectedDispatchSubLocations = null;
    _selectedSaleProducts = null;
    _selectedTpcAgent = null;
    _selectedUnloadingScope = null;
    _selectedFreightScope = null;
    _selectedErectionScope = null;
    _selectedTpcStatus = null;
    _selectedAccountID = "";
    _selectedAccountName = "";

    _selectedEmployeeID = "";
    _selectedEmployeeName = "";
    _selectedBillingStateID = "";
    _selectedBillingStateName = "";
    _selectedBillingDistrictID = "";
    _selectedBillingDistrictValue = "";
    _selectedBillingSubLocID = "";
    _selectedBillingSubLocValue = "";
    _selectedDispatchStateID = "";
    _selectedDispatchStateName = "";
    _selectedDispatchDistrictID = "";
    _selectedDispatchDistrictValue = "";
    _selectedDispatchSubLocID = "";
    _selectedDispatchSubLocValue = "";
    _selectedSaleProductID = [];
    _selectedSaleProductName = "";
    _selectedTpcStatus = "";
    _selectedTpcAgentID = "";
    _selectedTpcAgentValue = "";

    gstError = null;
    FileError = null;
    orderDateError = null;
    checkDropdownselected();
    notifyListeners();
  }

  void showDatePickerDialog(BuildContext context) {
    if (_date == null) {
      setDate(
        DateTime.now(),
      ); // Ensure current date is set before opening the picker
    }
    showCupertinoModalPopup<void>(
      context: context,
      builder:
          (BuildContext context) => Container(
            height: 250,
            padding: const EdgeInsets.only(top: 6.0),
            margin: EdgeInsets.only(
              bottom: MediaQuery.of(context).viewInsets.bottom,
            ),
            color: CupertinoColors.systemBackground.resolveFrom(context),
            child: SafeArea(
              top: false,
              child: Column(
                children: [
                  Expanded(
                    flex: 2,
                    child: SizedBox(
                      height: 40,
                      child: Row(
                        mainAxisAlignment: MainAxisAlignment.spaceBetween,
                        children: [
                          CupertinoButton(
                            child: Text(
                              'Cancel',
                              style: TextStyle(fontFamily: "JakartaMedium",color: AppColors.app_blue),
                            ),
                            onPressed: () {
                              Navigator.pop(context);
                            },
                          ),
                          CupertinoButton(
                            child: Text(
                              'Done',
                              style: TextStyle(fontFamily: "JakartaMedium",color: AppColors.app_blue),
                            ),
                            onPressed: () {
                              setDate(_date ?? DateTime.now() );

                              Navigator.pop(context);
                            },
                          ),
                        ],
                      ),
                    ),
                  ),
                  Expanded(
                    flex: 4,
                    child: CupertinoDatePicker(
                      dateOrder: DatePickerDateOrder.dmy,
                      initialDateTime: _date ?? DateTime.now(),
                      mode: CupertinoDatePickerMode.date,
                      use24hFormat: true,
                      showDayOfWeek: true,
                      onDateTimeChanged: (DateTime newDate) {
                        setDate(newDate);
                      },
                    ),
                  ),
                ],
              ),
            ),
          ),
    );
  }
}