import 'dart:io';

import 'package:easy_localization/easy_localization.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:mohem_flutter_app/api/leave_balance_api_client.dart';
import 'package:mohem_flutter_app/api/profile_api_client.dart';
import 'package:mohem_flutter_app/app_state/app_state.dart';
import 'package:mohem_flutter_app/classes/colors.dart';
import 'package:mohem_flutter_app/classes/consts.dart';
import 'package:mohem_flutter_app/classes/utils.dart';
import 'package:mohem_flutter_app/config/routes.dart';
import 'package:mohem_flutter_app/extensions/string_extensions.dart';
import 'package:mohem_flutter_app/generated/locale_keys.g.dart';
import 'package:mohem_flutter_app/models/dyanmic_forms/validate_eit_transaction_model.dart';
import 'package:mohem_flutter_app/models/get_contact_dff_structure_list.dart';
import 'package:mohem_flutter_app/models/get_eit_dff_structure_list_model.dart';
import 'package:mohem_flutter_app/models/profile/basic_details_dff_structure.dart';
import 'package:mohem_flutter_app/models/post_params_model.dart';
import 'package:mohem_flutter_app/models/profile/get_contact_clos_structure_list.dart';
import 'package:mohem_flutter_app/models/profile/get_contact_details_list.dart';
import 'package:mohem_flutter_app/models/profile/patient_info_model.dart';
import 'package:mohem_flutter_app/models/profile/submit_contact_transaction_list_model.dart';
import 'package:mohem_flutter_app/ui/misc/request_submit_screen.dart';
import 'package:mohem_flutter_app/widgets/app_bar_widget.dart';
import 'package:mohem_flutter_app/widgets/button/default_button.dart';
import 'package:mohem_flutter_app/widgets/dynamic_forms/dynamic_textfield_widget.dart';

class AddDependentVerifyScreen extends StatefulWidget {
  const AddDependentVerifyScreen({Key? key}) : super(key: key);

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

class _AddDependentVerifyScreenState extends State<AddDependentVerifyScreen> {
  PostParamsModel get _postParamsInitConfig => AppState().postParamsInitConfig;
  bool get _isLegislationSA => _postParamsInitConfig.pLegislationCode?.trim().toUpperCase() == 'SA';

  int _currentStep = 1; // 1: Verify, 2: Basic Info, 3: Additional Info, 4: Submit
  bool _isLoading = false;

  // Step 1 Controllers & State
  final TextEditingController _nationalIdController = TextEditingController();
  DateTime? _selectedDob;
  PatientInfoModel? _patientInfo;

  // Dynamic EBS Structures
  List<GetBasicDetDffStructureList> _basicDetDffStructureList = [];
  List<GetContactColsStructureList> _contactColsStructureList = [];
  List<GetContactDffStructureList> _contactDffStructureList = [];
  bool _ebsLoaded = false;

  // Cache for dynamically generated text field controllers
  final Map<String, TextEditingController> _fieldControllers = {};

  @override
  void initState() {
    super.initState();
    _fetchEbsStructures();
  }

  @override
  void dispose() {
    _nationalIdController.dispose();
    for (var c in _fieldControllers.values) {
      c.dispose();
    }
    _fieldControllers.clear();
    super.dispose();
  }

  TextEditingController _getControllerForField(String key, String? initialValue) {
    if (!_fieldControllers.containsKey(key)) {
      _fieldControllers[key] = TextEditingController(text: initialValue ?? '');
    }
    return _fieldControllers[key]!;
  }

  void _syncController(String key, String? value) {
    if (_fieldControllers.containsKey(key)) {
      _fieldControllers[key]!.text = value ?? '';
    } else {
      _fieldControllers[key] = TextEditingController(text: value ?? '');
    }
  }

  void _initStructureDetails() {
    for (var element in _basicDetDffStructureList) {
      element.getContactDetailsList ??= GetContactDetailsList();
      String colName = (element.aPPLICATIONCOLUMNNAME ?? "").toUpperCase();
      String prompt = (element.sEGMENTPROMPT ?? "").toLowerCase();
      if ((colName.contains("SPONSOR") || prompt.contains("sponsor") || prompt.contains("كفيل")) &&
          element.eSERVICESVS != null && element.eSERVICESVS!.isNotEmpty) {
        element.getContactDetailsList!.sEGMENTVALUEDSP ??= element.eSERVICESVS!.first.vALUECOLUMNNAME;
        element.getContactDetailsList!.vARCHAR2VALUE ??= element.eSERVICESVS!.first.iDCOLUMNNAME;
      }
    }
    for (var element in _contactColsStructureList) {
      element.getContactDetailsList ??= GetContactDetailsList();
      String colName = (element.aPPLICATIONCOLUMNNAME ?? "").toUpperCase();
      String prompt = (element.sEGMENTPROMPT ?? "").toLowerCase();
      if ((colName.contains("SPONSOR") || prompt.contains("sponsor") || prompt.contains("كفيل")) &&
          element.objectValuesList != null && element.objectValuesList!.isNotEmpty) {
        element.getContactDetailsList!.sEGMENTVALUEDSP ??= element.objectValuesList!.first.mEANING;
        element.getContactDetailsList!.vARCHAR2VALUE ??= element.objectValuesList!.first.cODE;
      }
    }
    for (var element in _contactDffStructureList) {
      element.getContactDetailsList ??= GetContactDetailsList();
      String colName = (element.aPPLICATIONCOLUMNNAME ?? "").toUpperCase();
      String prompt = (element.sEGMENTPROMPT ?? "").toLowerCase();
      if ((colName.contains("SPONSOR") || prompt.contains("sponsor") || prompt.contains("كفيل")) &&
          element.eSERVICESVS != null && element.eSERVICESVS!.isNotEmpty) {
        element.getContactDetailsList!.sEGMENTVALUEDSP ??= element.eSERVICESVS!.first.vALUECOLUMNNAME;
        element.getContactDetailsList!.vARCHAR2VALUE ??= element.eSERVICESVS!.first.iDCOLUMNNAME;
      }
    }
  }

  Future<void> _fetchEbsStructures() async {
    try {
      List<dynamic> results = await Future.wait([
        ProfileApiClient().getBasicDetDffStructure().catchError((_) => <GetBasicDetDffStructureList>[]),
        ProfileApiClient().getContactColsStructureList("ADD").catchError((_) => <GetContactColsStructureList>[]),
        ProfileApiClient().getContactDffStructureList().catchError((_) => <GetContactDffStructureList>[]),
      ]);
      if (mounted) {
        setState(() {
          _basicDetDffStructureList = results[0] as List<GetBasicDetDffStructureList>;
          _contactColsStructureList = results[1] as List<GetContactColsStructureList>;
          _contactDffStructureList = results[2] as List<GetContactDffStructureList>;
          _initStructureDetails();
          _ebsLoaded = true;
        });
      }
    } catch (_) {}
  }

  // --- Step 1 Date of Birth Picker ---
  Future<void> _pickDateOfBirth(BuildContext context) async {
    DateTime initial = _selectedDob ?? DateTime(DateTime.now().year - 5, 1, 1);
    if (!Platform.isIOS) {
      DateTime tempDate = initial;
      await showCupertinoModalPopup(
        context: context,
        builder: (BuildContext cxt) => Container(
          height: 260,
          color: Colors.white,
          child: Column(
            children: [
              Container(
                height: 44,
                color: Colors.grey.shade100,
                padding: const EdgeInsets.symmetric(horizontal: 16),
                child: Row(
                  mainAxisAlignment: MainAxisAlignment.spaceBetween,
                  children: [
                    CupertinoButton(
                      padding: EdgeInsets.zero,
                      child: LocaleKeys.cancel.tr().toText14(color: Colors.grey),
                      onPressed: () => Navigator.pop(cxt),
                    ),
                    CupertinoButton(
                      padding: EdgeInsets.zero,
                      child: LocaleKeys.done
                          .tr()
                          .toText14(isBold: true, color: const Color(0xFF168A89)),
                      onPressed: () {
                        setState(() {
                          _selectedDob = tempDate;
                        });
                        Navigator.pop(cxt);
                      },
                    ),
                  ],
                ),
              ),
              Expanded(
                child: CupertinoDatePicker(
                  mode: CupertinoDatePickerMode.date,
                  initialDateTime: initial,
                  maximumDate: DateTime.now(),
                  minimumYear: 1920,
                  maximumYear: DateTime.now().year,
                  onDateTimeChanged: (DateTime value) {
                    tempDate = value;
                  },
                ),
              ),
            ],
          ),
        ),
      );
    } else {
      DateTime? picked = await showDatePicker(
        context: context,
        initialDate: initial,
        firstDate: DateTime(1920, 1),
        lastDate: DateTime.now(),
        initialEntryMode: DatePickerEntryMode.calendarOnly,
      );
      if (picked != null) {
        setState(() {
          _selectedDob = picked;
        });
      }
    }
  }

  // --- Step 1 Action: Search User / Next ---
  void _onSearchUser() async {
    bool isAr = AppState().isArabic(context);
    String nationalId = _nationalIdController.text.trim();

    if (nationalId.isEmpty) {
      Utils.showToast(LocaleKeys.pleaseEnterNationalId.tr());
      return;
    }

    if (_isLegislationSA && nationalId.length != 10) {
      Utils.showToast(LocaleKeys.nationalIdMustBe10Digits.tr());
      return;
    }

    if (_selectedDob == null) {
      Utils.showToast(LocaleKeys.pleaseSelectDob.tr());
      return;
    }

    String formattedDob = DateFormat('dd/MM/yyyy').format(_selectedDob!);
    String ymdDob = DateFormat('yyyy-MM-dd').format(_selectedDob!);

    // If legislation code is not 'SA', skip NHIC API call and prefill, proceed to manual entry
    if (_postParamsInitConfig.pLegislationCode != 'SA') {
      Utils.showLoading(context);
      setState(() {
        _isLoading = true;
      });
      try {
        if (!_ebsLoaded) {
          await _fetchEbsStructures();
        }
        _initStructureDetails();
        _syncStep1ValuesToStructures(nationalId, ymdDob);
      } finally {
        Utils.hideLoading(context);
        setState(() {
          _isLoading = false;
          _currentStep = 2; // Move to Step 2 for manual entry
        });
      }
      return;
    }

    // SA legislation flow: Call NHIC getPatientInfo API
    Utils.showLoading(context);
    setState(() {
      _isLoading = true;
    });

    try {
      PatientInfoModel? patientInfo = await ProfileApiClient().getPatientInfo(
        nationalId: nationalId,
        dob: formattedDob,
      );

      // Ensure EBS structures are ready
      if (!_ebsLoaded) {
        await _fetchEbsStructures();
      }

      Utils.hideLoading(context);
      setState(() {
        _isLoading = false;
      });

      if (patientInfo != null && (patientInfo.messageStatus == 1 || (patientInfo.idNumber != null && patientInfo.idNumber!.isNotEmpty))) {
        _patientInfo = patientInfo;
        if (_patientInfo!.dateOfBirth == null || _patientInfo!.dateOfBirth!.isEmpty) {
          _patientInfo!.dateOfBirth = formattedDob;
        }

        // Apply prefilled patient info across dynamic structures
        _initStructureDetails();
        _applyPrefilledPatientInfo(patientInfo, isAr, nationalId, formattedDob);

        setState(() {
          _currentStep = 2; // Move to Step 2: Basic Info
        });
      } else {
        String msg = patientInfo?.errorEndUserMessage ??
            patientInfo?.errorMessage ??
            LocaleKeys.dependentNotFoundNhic.tr();
        Utils.showToast(msg);
      }
    } catch (ex) {
      Utils.hideLoading(context);
      setState(() {
        _isLoading = false;
      });
      Utils.handleException(ex, context, null);
    }
  }

  // --- Sync Step 1 National ID & DOB for Non-SA Dynamic Structures ---
  void _syncStep1ValuesToStructures(String nationalId, String? ymdDob) {
    void matchStep1(colItem) {
      if (colItem == null) return;
      colItem.getContactDetailsList ??= GetContactDetailsList();
      GetContactDetailsList details = colItem.getContactDetailsList!;

      String colName = (colItem.aPPLICATIONCOLUMNNAME ?? '').toString().toUpperCase().trim();
      String prompt = (colItem.sEGMENTPROMPT ?? '').toString().toLowerCase().trim();
      String colKey = colItem.aPPLICATIONCOLUMNNAME ?? '';

      // 1. Civil ID / National ID / Iqama / Identification
      if (colName.contains('NATIONAL_IDENTIFIER') ||
          colName.contains('CIVIL_ID') ||
          colName.contains('IQAMA') ||
          colName.contains('IDENTIFIER') ||
          colName.contains('ID_NUMBER') ||
          colName.contains('ID_NO') ||
          colName.contains('NATIONAL_ID') ||
          prompt.contains('civil') ||
          prompt.contains('iqama') ||
          prompt.contains('national id') ||
          prompt.contains('هوية') ||
          prompt.contains('إقامة') ||
          prompt.contains('هويه')) {
        details.sEGMENTVALUEDSP = nationalId;
        details.vARCHAR2VALUE = nationalId;
        _syncController(colKey, nationalId);
      }
      // 2. Date of birth
      else if (colName.contains('DATE_OF_BIRTH') ||
          colName.contains('DOB') ||
          colName.contains('BIRTH') ||
          prompt.contains('birth') ||
          prompt.contains('ميلاد') ||
          prompt.contains('dob')) {
        if (ymdDob != null && ymdDob.isNotEmpty) {
          details.sEGMENTVALUEDSP = ymdDob;
          details.dATEVALUE = ymdDob;
          details.vARCHAR2VALUE = ymdDob;
          _syncController(colKey, ymdDob);
        }
      }
    }

    _contactColsStructureList.forEach(matchStep1);
    _basicDetDffStructureList.forEach(matchStep1);
    _contactDffStructureList.forEach(matchStep1);
  }

  // --- Map GetPatientInfo to Dynamic Structures ---
  void _applyPrefilledPatientInfo(PatientInfoModel patient, bool isAr, String nationalId, String dob) {
    String fullNameAr = patient.fullNameAr;
    String fullNameEn = patient.fullNameEn;
    String effectiveName = isAr
        ? (fullNameAr.isNotEmpty ? fullNameAr : fullNameEn)
        : (fullNameEn.isNotEmpty ? fullNameEn : fullNameAr);

    DateTime? parsedDob;
    if (patient.dateOfBirth != null && patient.dateOfBirth!.isNotEmpty) {
      String cleanDob = patient.dateOfBirth!.replaceAll(r'\', '').trim();
      List<String> formats = ['dd/MM/yyyy', 'MM/dd/yyyy', 'd/M/yyyy', 'M/d/yyyy', 'yyyy-MM-dd'];
      for (String f in formats) {
        try {
          parsedDob = DateFormat(f).parseStrict(cleanDob);
          break;
        } catch (_) {}
      }
    }
    if (parsedDob == null && _selectedDob != null) {
      parsedDob = _selectedDob;
    }
    String ymdDob = parsedDob != null ? DateFormat('yyyy-MM-dd').format(parsedDob) : (patient.dateOfBirth ?? dob);

    void matchAndFill( colItem) {
      if (colItem == null) return;
      colItem.getContactDetailsList ??= GetContactDetailsList();
      GetContactDetailsList details = colItem.getContactDetailsList!;

      String colName = (colItem.aPPLICATIONCOLUMNNAME ?? '').toString().toUpperCase().trim();
      String prompt = (colItem.sEGMENTPROMPT ?? '').toString().toLowerCase().trim();
      String colKey = colItem.aPPLICATIONCOLUMNNAME ?? '';

      // 1. Civil ID / National ID / Iqama
      if (colName.contains('NATIONAL_IDENTIFIER') ||
          colName.contains('CIVIL_ID') ||
          colName.contains('IQAMA') ||
          colName.contains('IDENTIFIER') ||
          colName.contains('ID_NUMBER') ||
          colName.contains('ID_NO') ||
          colName.contains('NATIONAL_ID') ||
          prompt.contains('civil') ||
          prompt.contains('iqama') ||
          prompt.contains('national id') ||
          prompt.contains('هوية') ||
          prompt.contains('إقامة') ||
          prompt.contains('هويه')) {
        String idVal = (patient.idNumber != null && patient.idNumber!.isNotEmpty)
            ? patient.idNumber!
            : nationalId;
        details.sEGMENTVALUEDSP = idVal;
        details.vARCHAR2VALUE = idVal;
        _syncController(colKey, idVal);
      }
      // 2. Date of birth
      else if (colName.contains('DATE_OF_BIRTH') ||
          colName.contains('DOB') ||
          colName.contains('BIRTH') ||
          prompt.contains('birth') ||
          prompt.contains('ميلاد') ||
          prompt.contains('dob')) {
        String dobVal = ymdDob.isNotEmpty ? ymdDob : (patient.dateOfBirth ?? dob);
        if (dobVal.isNotEmpty) {
          details.sEGMENTVALUEDSP = dobVal;
          details.dATEVALUE = dobVal;
          details.vARCHAR2VALUE = dobVal;
          _syncController(colKey, dobVal);
        }
      }
      // 3. First Name
      else if (colName.contains('FIRST_NAME') ||
          prompt.contains('first name') ||
          prompt.contains('الاسم الأول') ||
          prompt.contains('اسم الأول')) {
        bool wantsAr = prompt.contains('عربي') || prompt.contains('arabic') || colName.contains('_AR') || colName.contains('ARABIC');
        String val = wantsAr
            ? (patient.firstNameAr ?? patient.firstNameEn ?? '')
            : (patient.firstNameEn ?? patient.firstNameAr ?? '');
        if (val.isNotEmpty) {
          details.sEGMENTVALUEDSP = val;
          details.vARCHAR2VALUE = val;
          _syncController(colKey, val);
        }
      }
      // 4. Second / Father Name
      else if (colName.contains('SECOND_NAME') ||
          colName.contains('FATHER_NAME') ||
          prompt.contains('father') ||
          prompt.contains('الأب') ||
          prompt.contains('اسم الأب') ||
          prompt.contains('second name')) {
        bool wantsAr = prompt.contains('عربي') || prompt.contains('arabic') || colName.contains('_AR') || colName.contains('ARABIC');
        String val = wantsAr
            ? (patient.secondNameAr ?? patient.secondNameEn ?? '')
            : (patient.secondNameEn ?? patient.secondNameAr ?? '');
        if (val != '-' && val.isNotEmpty) {
          details.sEGMENTVALUEDSP = val;
          details.vARCHAR2VALUE = val;
          _syncController(colKey, val);
        }
      }
      // 5. Third / Grandfather Name
      else if (colName.contains('THIRD_NAME') ||
          colName.contains('GRAND_FATHER') ||
          colName.contains('GRAND_NAME') ||
          prompt.contains('grand') ||
          prompt.contains('الجد') ||
          prompt.contains('third name')) {
        bool wantsAr = prompt.contains('عربي') || prompt.contains('arabic') || colName.contains('_AR') || colName.contains('ARABIC');
        String val = wantsAr
            ? ((patient.thirdNameAr != '-' && patient.thirdNameAr != null) ? patient.thirdNameAr! : '')
            : ((patient.thirdNameEn != '-' && patient.thirdNameEn != null) ? patient.thirdNameEn! : '');
        if (val.isNotEmpty) {
          details.sEGMENTVALUEDSP = val;
          details.vARCHAR2VALUE = val;
          _syncController(colKey, val);
        }
      }
      // 6. Last / Family Name
      else if (colName.contains('LAST_NAME') ||
          colName.contains('FAMILY_NAME') ||
          prompt.contains('last name') ||
          prompt.contains('family name') ||
          prompt.contains('العائلة') ||
          prompt.contains('القبيلة') ||
          prompt.contains('الأخير')) {
        bool wantsAr = prompt.contains('عربي') || prompt.contains('arabic') || colName.contains('_AR') || colName.contains('ARABIC');
        String val = wantsAr
            ? (patient.lastNameAr ?? patient.lastNameEn ?? '')
            : (patient.lastNameEn ?? patient.lastNameAr ?? '');
        if (val.isNotEmpty) {
          details.sEGMENTVALUEDSP = val;
          details.vARCHAR2VALUE = val;
          _syncController(colKey, val);
        }
      }
      // 7. Full Name / Contact Name
      else if (colName.contains('CONTACT_NAME') ||
          colName.contains('FULL_NAME') ||
          prompt.contains('contact name') ||
          prompt.contains('اسم التابع') ||
          prompt.contains('الاسم الكامل') ||
          prompt.contains('اسم جهة الاتصال')) {
        bool wantsAr = prompt.contains('عربي') || prompt.contains('arabic') || colName.contains('_AR') || colName.contains('ARABIC');
        String val = wantsAr ? fullNameAr : (fullNameEn.isNotEmpty ? fullNameEn : fullNameAr);
        if (val.isEmpty) val = effectiveName;
        if (val.isNotEmpty) {
          details.sEGMENTVALUEDSP = val;
          details.vARCHAR2VALUE = val;
          _syncController(colKey, val);
        }
      }
      List<ObjectValuesList>? objValues;
      List<ESERVICESVS>? eServices;
      if (colItem is GetContactColsStructureList) {
        objValues = colItem.objectValuesList;
      } else if (colItem is GetBasicDetDffStructureList) {
        eServices = colItem.eSERVICESVS;
      } else if (colItem is GetContactDffStructureList) {
        eServices = colItem.eSERVICESVS;
      }

      // 8. Gender / Sex
      if (colName.contains('SEX') ||
          colName.contains('GENDER') ||
          prompt.contains('gender') ||
          prompt.contains('sex') ||
          prompt.contains('الجنس')) {
        String g = (patient.gender ?? '').trim().toUpperCase();
        bool isFemale = g == 'F' || g.startsWith('FEM');
        bool isMale = g == 'M' || g.startsWith('MAL') || (!isFemale && g.isNotEmpty);

        bool matched = false;
        if (objValues != null && objValues.isNotEmpty) {
          // Priority 1: Match exact code ('F' or 'M')
          for (var opt in objValues) {
            String code = (opt.cODE ?? '').trim().toUpperCase();
            if ((isFemale && (code == 'F' || code == 'FEMALE')) ||
                (isMale && (code == 'M' || code == 'MALE'))) {
              details.sEGMENTVALUEDSP = opt.mEANING;
              details.vARCHAR2VALUE = opt.cODE;
              matched = true;
              break;
            }
          }
          // Priority 2: Match meaning safely without substring collision
          if (!matched) {
            for (var opt in objValues) {
              String meaning = (opt.mEANING ?? '').trim().toLowerCase();
              if (isFemale && (meaning == 'female' || meaning.contains('female') || meaning.contains('أنثى'))) {
                details.sEGMENTVALUEDSP = opt.mEANING;
                details.vARCHAR2VALUE = opt.cODE;
                matched = true;
                break;
              } else if (isMale && !meaning.contains('female') && (meaning == 'male' || meaning.contains('male') || meaning.contains('ذكر'))) {
                details.sEGMENTVALUEDSP = opt.mEANING;
                details.vARCHAR2VALUE = opt.cODE;
                matched = true;
                break;
              }
            }
          }
        } else if (eServices != null && eServices.isNotEmpty) {
          // Priority 1: Match exact ID/Code
          for (var opt in eServices) {
            String idCol = (opt.iDCOLUMNNAME ?? '').trim().toUpperCase();
            if ((isFemale && (idCol == 'F' || idCol == 'FEMALE')) ||
                (isMale && (idCol == 'M' || idCol == 'MALE'))) {
              details.sEGMENTVALUEDSP = opt.vALUECOLUMNNAME;
              details.vARCHAR2VALUE = opt.iDCOLUMNNAME;
              matched = true;
              break;
            }
          }
          // Priority 2: Match value
          if (!matched) {
            for (var opt in eServices) {
              String valCol = (opt.vALUECOLUMNNAME ?? '').trim().toLowerCase();
              if (isFemale && (valCol.contains('female') || valCol.contains('أنثى'))) {
                details.sEGMENTVALUEDSP = opt.vALUECOLUMNNAME;
                details.vARCHAR2VALUE = opt.iDCOLUMNNAME;
                matched = true;
                break;
              } else if (isMale && !valCol.contains('female') && (valCol.contains('male') || valCol.contains('ذكر'))) {
                details.sEGMENTVALUEDSP = opt.vALUECOLUMNNAME;
                details.vARCHAR2VALUE = opt.iDCOLUMNNAME;
                matched = true;
                break;
              }
            }
          }
        }

        if (!matched) {
          details.sEGMENTVALUEDSP = isFemale ? LocaleKeys.genderFemale.tr() : LocaleKeys.genderMale.tr();
          details.vARCHAR2VALUE = isFemale ? 'F' : 'M';
        }
      }
      // 10. Title
      else if (colName.contains('TITLE') || prompt.contains('title') || prompt.contains('اللقب')) {
        String g = (patient.gender ?? '').trim().toUpperCase();
        bool isFemale = g == 'F' || g.startsWith('FEM');
        bool isMale = g == 'M' || g.startsWith('MAL') || (!isFemale && g.isNotEmpty);
        if (objValues != null && objValues.isNotEmpty) {
          for (var opt in objValues) {
            String code = (opt.cODE ?? '').trim().toUpperCase();
            String meaning = (opt.mEANING ?? '').trim().toLowerCase();
            if (isFemale && (code == 'MS' || code == 'MRS' || code == 'MISS' || meaning.contains('ms') || meaning.contains('mrs') || meaning.contains('miss') || meaning.contains('سيدة') || meaning.contains('آنسة'))) {
              details.sEGMENTVALUEDSP = opt.mEANING;
              details.vARCHAR2VALUE = opt.cODE;
              break;
            } else if (isMale && (code == 'MR' || (!meaning.contains('mrs') && !meaning.contains('سيدة') && (meaning.startsWith('mr') || meaning.contains('mr.') || meaning.contains('سيد'))))) {
              details.sEGMENTVALUEDSP = opt.mEANING;
              details.vARCHAR2VALUE = opt.cODE;
              break;
            }
          }
        }
      }
      // 11. Contact Type / Relationship
      else if (colName.contains('CONTACT_TYPE') ||
          colName.contains('RELATIONSHIP') ||
          prompt.contains('relationship') ||
          prompt.contains('قرابة')) {
        String g = (patient.gender ?? '').trim().toUpperCase();
        bool isFemale = g == 'F' || g.startsWith('FEM');
        bool isMale = g == 'M' || g.startsWith('MAL') || (!isFemale && g.isNotEmpty);
        if (objValues != null && objValues.isNotEmpty) {
          for (var opt in objValues) {
            String code = (opt.cODE ?? '').trim().toUpperCase();
            String meaning = (opt.mEANING ?? '').trim().toLowerCase();
            if (isFemale && (code == 'DAUGHTER' || meaning.contains('daughter') || meaning.contains('ابنة') || meaning.contains('بنت'))) {
              details.sEGMENTVALUEDSP = opt.mEANING;
              details.vARCHAR2VALUE = opt.cODE;
              break;
            } else if (isMale && (code == 'SON' || (!meaning.contains('daughter') && (meaning.contains('son') || meaning.contains('ابن') || meaning.contains('ولد'))))) {
              details.sEGMENTVALUEDSP = opt.mEANING;
              details.vARCHAR2VALUE = opt.cODE;
              break;
            }
          }
        }
      }
      // 12. Religion
      else if (colName.contains('RELIGION') || prompt.contains('religion') || prompt.contains('الديانة')) {
        if (eServices != null && eServices.isNotEmpty) {
          for (var opt in eServices) {
            String valCol = (opt.vALUECOLUMNNAME ?? '').toLowerCase();
            if (valCol.contains('islam') || valCol.contains('إسلام') || valCol.contains('مسلم')) {
              details.sEGMENTVALUEDSP = opt.vALUECOLUMNNAME;
              details.vARCHAR2VALUE = opt.iDCOLUMNNAME;
              break;
            }
          }
        } else {
          details.sEGMENTVALUEDSP = LocaleKeys.religionIslam.tr();
          details.vARCHAR2VALUE = 'ISLAM';
        }
      }
      // 13. Sponsor & Dependent Sponsor Detail
      else if (colName.contains('SPONSOR') || prompt.contains('sponsor') || prompt.contains('كفيل')) {
        bool isSponsorDetail = prompt.contains('sponsor detail') ||
            prompt.contains('detail') ||
            prompt.contains('تفاصيل') ||
            colName.contains('SPONSOR_DETAIL') ||
            colName.contains('DEP_SPONSOR') ||
            colName.contains('DETAIL');

        if (isSponsorDetail) {
          // Dependent Sponsor Detail: do NOT fill with name, default select first option from dropdown
          if (eServices != null && eServices.isNotEmpty) {
            details.sEGMENTVALUEDSP = eServices.first.vALUECOLUMNNAME;
            details.vARCHAR2VALUE = eServices.first.iDCOLUMNNAME;
          } else if (objValues != null && objValues.isNotEmpty) {
            details.sEGMENTVALUEDSP = objValues.first.mEANING;
            details.vARCHAR2VALUE = objValues.first.cODE;
          }
        } else {
          // Sponsor field: also default select first option from dropdown
          if (eServices != null && eServices.isNotEmpty) {
            details.sEGMENTVALUEDSP = eServices.first.vALUECOLUMNNAME;
            details.vARCHAR2VALUE = eServices.first.iDCOLUMNNAME;
          } else if (objValues != null && objValues.isNotEmpty) {
            details.sEGMENTVALUEDSP = objValues.first.mEANING;
            details.vARCHAR2VALUE = objValues.first.cODE;
          } else {
            var emp = AppState().memberInformationList;
            String empName = isAr
                ? (emp?.eMPLOYEENAMEAr?.isNotEmpty == true ? emp!.eMPLOYEENAMEAr! : (emp?.eMPLOYEENAME ?? ''))
                : (emp?.eMPLOYEENAMEEn?.isNotEmpty == true ? emp!.eMPLOYEENAMEEn! : (emp?.eMPLOYEENAME ?? ''));
            if (empName.isNotEmpty) {
              details.sEGMENTVALUEDSP = empName;
              details.vARCHAR2VALUE = empName;
              _syncController(colKey, empName);
            }
          }
        }
      }
      // 14. Ticket / Education / Medical Insurance Eligibility
      else if (prompt.contains('ticket') || colName.contains('TICKET') ||
          prompt.contains('education') || colName.contains('EDU') ||
          prompt.contains('insurance') || colName.contains('MED')) {
        if (eServices != null && eServices.isNotEmpty) {
          for (var opt in eServices) {
            String valCol = (opt.vALUECOLUMNNAME ?? '').toLowerCase();
            String idCol = (opt.iDCOLUMNNAME ?? '').toUpperCase();
            if (idCol == 'Y' || valCol.contains('eligible') || valCol.contains('مؤهل') || valCol.contains('نعم') || valCol.contains('yes')) {
              details.sEGMENTVALUEDSP = opt.vALUECOLUMNNAME;
              details.vARCHAR2VALUE = opt.iDCOLUMNNAME;
              break;
            }
          }
        }
      }
      // 15. Relationship Start Date
      else if (prompt.contains('start') || colName.contains('DATE_START') || colName.contains('START_DATE')) {
        String startVal = ymdDob.isNotEmpty ? ymdDob : DateFormat('yyyy-MM-dd').format(DateTime.now());
        details.sEGMENTVALUEDSP = startVal;
        details.dATEVALUE = startVal;
        details.vARCHAR2VALUE = startVal;
      }
    }

    _contactColsStructureList.forEach(matchAndFill);
    _basicDetDffStructureList.forEach(matchAndFill);
    _contactDffStructureList.forEach(matchAndFill);
  }

  // --- Dynamic Date Selector ---
  Future<DateTime?> _selectDate(BuildContext context, [DateTime? initial]) async {
    DateTime time = initial ?? DateTime.now();
    if (!Platform.isIOS) {
      DateTime tempDate = time;
      bool? confirmed = await showCupertinoModalPopup<bool>(
        context: context,
        builder: (BuildContext cxt) => Container(
          height: 260,
          color: Colors.white,
          child: Column(
            children: [
              Container(
                height: 44,
                color: Colors.grey.shade100,
                padding: const EdgeInsets.symmetric(horizontal: 16),
                child: Row(
                  mainAxisAlignment: MainAxisAlignment.spaceBetween,
                  children: [
                    CupertinoButton(
                      padding: EdgeInsets.zero,
                      child: LocaleKeys.cancel.tr().toText14(color: Colors.grey),
                      onPressed: () => Navigator.pop(cxt, false),
                    ),
                    CupertinoButton(
                      padding: EdgeInsets.zero,
                      child: LocaleKeys.done
                          .tr()
                          .toText14(isBold: true, color: const Color(0xFF168A89)),
                      onPressed: () => Navigator.pop(cxt, true),
                    ),
                  ],
                ),
              ),
              Expanded(
                child: CupertinoDatePicker(
                  backgroundColor: Colors.white,
                  mode: CupertinoDatePickerMode.date,
                  initialDateTime: time,
                  minimumYear: 1920,
                  maximumYear: DateTime.now().year + 10,
                  onDateTimeChanged: (DateTime value) {
                    tempDate = value;
                  },
                ),
              ),
            ],
          ),
        ),
      );
      if (confirmed == true) {
        return tempDate;
      }
      return null;
    } else {
      DateTime? picked = await showDatePicker(
        context: context,
        initialDate: time,
        firstDate: DateTime(1920, 1),
        lastDate: DateTime.now().add(const Duration(days: 365 * 10)),
        initialEntryMode: DatePickerEntryMode.calendarOnly,
      );
      return picked;
    }
  }

  // --- Build Dynamic Fields for Contact Columns ---
  Widget _buildDynamicColField(GetContactColsStructureList model, int index) {
    if (model.dISPLAYFLAG == "N") {
      return const SizedBox.shrink();
    }

    bool isRequired = model.rEQUIREDFLAG == "Y";
    String label = (model.sEGMENTPROMPT ?? "") + (isRequired ? "*" : "");
    model.getContactDetailsList ??= GetContactDetailsList();
    String colKey = model.aPPLICATIONCOLUMNNAME ?? "COL_$index";

    if (model.dATATYPE == "VARCHAR2") {
      if (model.objectValuesList != null && model.objectValuesList!.isNotEmpty) {
        String colName = (model.aPPLICATIONCOLUMNNAME ?? "").toUpperCase();
        String prompt = (model.sEGMENTPROMPT ?? "").toLowerCase();
        bool isSponsorRelated = colName.contains("SPONSOR") || prompt.contains("sponsor") || prompt.contains("كفيل");

        bool valueInOptions = model.objectValuesList!.any((opt) => opt.mEANING == model.getContactDetailsList!.sEGMENTVALUEDSP);
        if (isSponsorRelated && (!valueInOptions || model.getContactDetailsList!.sEGMENTVALUEDSP == null || model.getContactDetailsList!.sEGMENTVALUEDSP!.isEmpty)) {
          model.getContactDetailsList!.sEGMENTVALUEDSP = model.objectValuesList!.first.mEANING;
          model.getContactDetailsList!.vARCHAR2VALUE = model.objectValuesList!.first.cODE;
        }

        String displayVal = model.getContactDetailsList!.sEGMENTVALUEDSP ?? "";
        return Padding(
          padding: const EdgeInsets.only(bottom: 12),
          child: PopupMenuButton<int>(
            child: DynamicTextFieldWidget(
              label,
              displayVal.isNotEmpty ? displayVal : LocaleKeys.select.tr(),
              isEnable: false,
              isPopup: true,
              backgroundColor: Colors.white,
            ),
            itemBuilder: (_) => <PopupMenuItem<int>>[
              for (int i = 0; i < model.objectValuesList!.length; i++)
                PopupMenuItem<int>(
                  value: i,
                  child: (model.objectValuesList![i].mEANING ?? "").toText14(),
                ),
            ],
            onSelected: (int selectedIdx) {
              setState(() {
                model.getContactDetailsList!.sEGMENTVALUEDSP = model.objectValuesList![selectedIdx].mEANING;
                model.getContactDetailsList!.vARCHAR2VALUE = model.objectValuesList![selectedIdx].cODE;
              });
            },
          ),
        );
      } else {
        var controller = _getControllerForField(colKey, model.getContactDetailsList!.sEGMENTVALUEDSP);
        return Padding(
          padding: const EdgeInsets.only(bottom: 12),
          child: DynamicTextFieldWidget(
            label,
            LocaleKeys.enterFieldPlaceholder.tr(args: [label]),
            controller: controller,
            backgroundColor: Colors.white,
            onChange: (String text) {
              model.getContactDetailsList!.sEGMENTVALUEDSP = text;
              model.getContactDetailsList!.vARCHAR2VALUE = text;
            },
          ),
        );
      }
    } else if (model.dATATYPE == "NUMBER") {
      var controller = _getControllerForField(colKey, model.getContactDetailsList!.sEGMENTVALUEDSP);
      return Padding(
        padding: const EdgeInsets.only(bottom: 12),
        child: DynamicTextFieldWidget(
          label,
          LocaleKeys.enterFieldPlaceholder.tr(args: [label]),
          controller: controller,
          isInputTypeNum: true,
          backgroundColor: Colors.white,
          onChange: (String text) {
            model.getContactDetailsList!.sEGMENTVALUEDSP = text;
            model.getContactDetailsList!.vARCHAR2VALUE = text;
          },
        ),
      );
    } else if (model.dATATYPE == "DATE") {
      String displayVal = model.getContactDetailsList!.sEGMENTVALUEDSP ?? "";
      return Padding(
        padding: const EdgeInsets.only(bottom: 12),
        child: DynamicTextFieldWidget(
          label,
          displayVal.isNotEmpty ? displayVal : LocaleKeys.dateFormatPlaceholder.tr(),
          suffixIconData: Icons.calendar_today_outlined,
          isReadOnly: true,
          backgroundColor: Colors.white,
          onTap: () async {
            DateTime initial = DateTime.now();
            if (displayVal.isNotEmpty) {
              try {
                initial = DateFormat('yyyy-MM-dd').parse(displayVal);
              } catch (_) {
                try {
                  initial = DateFormat('dd/MM/yyyy').parse(displayVal);
                } catch (_) {}
              }
            }
            DateTime? picked = await _selectDate(context, initial);
            if (picked != null) {
              String formatted = DateFormat('yyyy-MM-dd', "en_US").format(picked);
              setState(() {
                model.getContactDetailsList!.sEGMENTVALUEDSP = formatted;
                model.getContactDetailsList!.dATEVALUE = formatted;
                model.getContactDetailsList!.vARCHAR2VALUE = formatted;
              });
            }
          },
        ),
      );
    }
    return const SizedBox.shrink();
  }

  // --- Build Dynamic Fields for Basic Det DFF ---
  Widget _buildDynamicBasicDffField(GetBasicDetDffStructureList model, int index) {
    if (model.dISPLAYFLAG == "N") {
      return const SizedBox.shrink();
    }

    bool isRequired = model.rEQUIREDFLAG == "Y";
    String label = (model.sEGMENTPROMPT ?? "") + (isRequired ? "*" : "");
    model.getContactDetailsList ??= GetContactDetailsList();
    String colKey = model.aPPLICATIONCOLUMNNAME ?? "BASIC_DFF_$index";

    if (model.fORMATTYPE == "C") {
      if (model.eSERVICESVS != null && model.eSERVICESVS!.isNotEmpty) {
        String colName = (model.aPPLICATIONCOLUMNNAME ?? "").toUpperCase();
        String prompt = (model.sEGMENTPROMPT ?? "").toLowerCase();
        bool isSponsorRelated = colName.contains("SPONSOR") || prompt.contains("sponsor") || prompt.contains("كفيل");

        bool valueInOptions = model.eSERVICESVS!.any((opt) => opt.vALUECOLUMNNAME == model.getContactDetailsList!.sEGMENTVALUEDSP);
        if (isSponsorRelated && (!valueInOptions || model.getContactDetailsList!.sEGMENTVALUEDSP == null || model.getContactDetailsList!.sEGMENTVALUEDSP!.isEmpty)) {
          model.getContactDetailsList!.sEGMENTVALUEDSP = model.eSERVICESVS!.first.vALUECOLUMNNAME;
          model.getContactDetailsList!.vARCHAR2VALUE = model.eSERVICESVS!.first.iDCOLUMNNAME;
        }

        String displayVal = model.getContactDetailsList!.sEGMENTVALUEDSP ?? "";
        return Padding(
          padding: const EdgeInsets.only(bottom: 12),
          child: PopupMenuButton<int>(
            child: DynamicTextFieldWidget(
              label,
              displayVal.isNotEmpty ? displayVal : LocaleKeys.select.tr(),
              isEnable: false,
              isPopup: true,
              backgroundColor: Colors.white,
            ),
            itemBuilder: (_) => <PopupMenuItem<int>>[
              for (int i = 0; i < model.eSERVICESVS!.length; i++)
                PopupMenuItem<int>(
                  value: i,
                  child: (model.eSERVICESVS![i].vALUECOLUMNNAME ?? "").toText14(),
                ),
            ],
            onSelected: (int selectedIdx) {
              setState(() {
                model.getContactDetailsList!.sEGMENTVALUEDSP = model.eSERVICESVS![selectedIdx].vALUECOLUMNNAME;
                model.getContactDetailsList!.vARCHAR2VALUE = model.eSERVICESVS![selectedIdx].iDCOLUMNNAME;
              });
            },
          ),
        );
      } else {
        var controller = _getControllerForField(colKey, model.getContactDetailsList!.sEGMENTVALUEDSP);
        return Padding(
          padding: const EdgeInsets.only(bottom: 12),
          child: DynamicTextFieldWidget(
            label,
            LocaleKeys.enterFieldPlaceholder.tr(args: [label]),
            controller: controller,
            backgroundColor: Colors.white,
            onChange: (String text) {
              model.getContactDetailsList!.sEGMENTVALUEDSP = text;
              model.getContactDetailsList!.vARCHAR2VALUE = text;
            },
          ),
        );
      }
    } else if (model.fORMATTYPE == "N") {
      var controller = _getControllerForField(colKey, model.getContactDetailsList!.sEGMENTVALUEDSP);
      return Padding(
        padding: const EdgeInsets.only(bottom: 12),
        child: DynamicTextFieldWidget(
          label,
          LocaleKeys.enterFieldPlaceholder.tr(args: [label]),
          controller: controller,
          isInputTypeNum: true,
          backgroundColor: Colors.white,
          onChange: (String text) {
            model.getContactDetailsList!.sEGMENTVALUEDSP = text;
            model.getContactDetailsList!.vARCHAR2VALUE = text;
          },
        ),
      );
    } else if (model.fORMATTYPE == "X") {
      String displayVal = model.getContactDetailsList!.sEGMENTVALUEDSP ?? "";
      return Padding(
        padding: const EdgeInsets.only(bottom: 12),
        child: DynamicTextFieldWidget(
          label,
          displayVal.isNotEmpty ? displayVal : LocaleKeys.dateFormatPlaceholder.tr(),
          suffixIconData: Icons.calendar_today_outlined,
          isReadOnly: true,
          backgroundColor: Colors.white,
          onTap: () async {
            DateTime initial = DateTime.now();
            if (displayVal.isNotEmpty) {
              try {
                initial = DateFormat('yyyy-MM-dd').parse(displayVal);
              } catch (_) {
                try {
                  initial = DateFormat('dd/MM/yyyy').parse(displayVal);
                } catch (_) {}
              }
            }
            DateTime? picked = await _selectDate(context, initial);
            if (picked != null) {
              String formatted = DateFormat('yyyy-MM-dd', "en_US").format(picked);
              setState(() {
                model.getContactDetailsList!.sEGMENTVALUEDSP = formatted;
                model.getContactDetailsList!.dATEVALUE = formatted;
                model.getContactDetailsList!.vARCHAR2VALUE = formatted;
              });
            }
          },
        ),
      );
    }
    return const SizedBox.shrink();
  }

  // --- Build Dynamic Fields for Contact DFF ---
  Widget _buildDynamicContactDffField(GetContactDffStructureList model, int index) {
    if (model.dISPLAYFLAG == "N") {
      return const SizedBox.shrink();
    }

    bool isRequired = model.rEQUIREDFLAG == "Y";
    String label = (model.sEGMENTPROMPT ?? "") + (isRequired ? "*" : "");
    model.getContactDetailsList ??= GetContactDetailsList();
    String colKey = model.aPPLICATIONCOLUMNNAME ?? "CONTACT_DFF_$index";

    if (model.fORMATTYPE == "C") {
      if (model.eSERVICESVS != null && model.eSERVICESVS!.isNotEmpty) {
        String colName = (model.aPPLICATIONCOLUMNNAME ?? "").toUpperCase();
        String prompt = (model.sEGMENTPROMPT ?? "").toLowerCase();
        bool isSponsorRelated = colName.contains("SPONSOR") || prompt.contains("sponsor") || prompt.contains("كفيل");

        bool valueInOptions = model.eSERVICESVS!.any((opt) => opt.vALUECOLUMNNAME == model.getContactDetailsList!.sEGMENTVALUEDSP);
        if (isSponsorRelated && (!valueInOptions || model.getContactDetailsList!.sEGMENTVALUEDSP == null || model.getContactDetailsList!.sEGMENTVALUEDSP!.isEmpty)) {
          model.getContactDetailsList!.sEGMENTVALUEDSP = model.eSERVICESVS!.first.vALUECOLUMNNAME;
          model.getContactDetailsList!.vARCHAR2VALUE = model.eSERVICESVS!.first.iDCOLUMNNAME;
        }

        String displayVal = model.getContactDetailsList!.sEGMENTVALUEDSP ?? "";
        return Padding(
          padding: const EdgeInsets.only(bottom: 12),
          child: PopupMenuButton<int>(
            child: DynamicTextFieldWidget(
              label,
              displayVal.isNotEmpty ? displayVal : LocaleKeys.select.tr(),
              isEnable: false,
              isPopup: true,
              backgroundColor: Colors.white,
            ),
            itemBuilder: (_) => <PopupMenuItem<int>>[
              for (int i = 0; i < model.eSERVICESVS!.length; i++)
                PopupMenuItem<int>(
                  value: i,
                  child: (model.eSERVICESVS![i].vALUECOLUMNNAME ?? "").toText14(),
                ),
            ],
            onSelected: (int selectedIdx) {
              setState(() {
                model.getContactDetailsList!.sEGMENTVALUEDSP = model.eSERVICESVS![selectedIdx].vALUECOLUMNNAME;
                model.getContactDetailsList!.vARCHAR2VALUE = model.eSERVICESVS![selectedIdx].iDCOLUMNNAME;
              });
            },
          ),
        );
      } else {
        var controller = _getControllerForField(colKey, model.getContactDetailsList!.sEGMENTVALUEDSP);
        return Padding(
          padding: const EdgeInsets.only(bottom: 12),
          child: DynamicTextFieldWidget(
            label,
            LocaleKeys.enterFieldPlaceholder.tr(args: [label]),
            controller: controller,
            backgroundColor: Colors.white,
            onChange: (String text) {
              model.getContactDetailsList!.sEGMENTVALUEDSP = text;
              model.getContactDetailsList!.vARCHAR2VALUE = text;
            },
          ),
        );
      }
    } else if (model.fORMATTYPE == "N") {
      var controller = _getControllerForField(colKey, model.getContactDetailsList!.sEGMENTVALUEDSP);
      return Padding(
        padding: const EdgeInsets.only(bottom: 12),
        child: DynamicTextFieldWidget(
          label,
          LocaleKeys.enterFieldPlaceholder.tr(args: [label]),
          controller: controller,
          isInputTypeNum: true,
          backgroundColor: Colors.white,
          onChange: (String text) {
            model.getContactDetailsList!.sEGMENTVALUEDSP = text;
            model.getContactDetailsList!.vARCHAR2VALUE = text;
          },
        ),
      );
    } else if (model.fORMATTYPE == "X") {
      String displayVal = model.getContactDetailsList?.dATEVALUE ?? model.getContactDetailsList?.sEGMENTVALUEDSP ?? "";
      return Padding(
        padding: const EdgeInsets.only(bottom: 12),
        child: DynamicTextFieldWidget(
          label,
          displayVal.isNotEmpty ? displayVal : LocaleKeys.dateFormatPlaceholder.tr(),
          suffixIconData: Icons.calendar_today_outlined,
          isReadOnly: true,
          backgroundColor: Colors.white,
          onTap: () async {
            DateTime initial = DateTime.now();
            if (displayVal.isNotEmpty) {
              try {
                initial = DateFormat('yyyy-MM-dd').parse(displayVal);
              } catch (_) {
                try {
                  initial = DateFormat('dd/MM/yyyy').parse(displayVal);
                } catch (_) {}
              }
            }
            DateTime? picked = await _selectDate(context, initial);
            if (picked != null) {
              String formatted = DateFormat('yyyy-MM-dd', "en_US").format(picked);
              setState(() {
                model.getContactDetailsList!.sEGMENTVALUEDSP = formatted;
                model.getContactDetailsList!.dATEVALUE = formatted;
                model.getContactDetailsList!.vARCHAR2VALUE = formatted;
              });
            }
          },
        ),
      );
    }
    return const SizedBox.shrink();
  }

  // --- Step 2 Validation & Next ---
  void _onNextFromBasicInfo() {
    for (var col in _contactColsStructureList) {
      if (col.dISPLAYFLAG != "N" && col.rEQUIREDFLAG == "Y") {
        String? val = col.getContactDetailsList?.sEGMENTVALUEDSP;
        String? varch = col.getContactDetailsList?.vARCHAR2VALUE;
        if ((val == null || val.trim().isEmpty) && (varch == null || varch.trim().isEmpty)) {
          String name = col.sEGMENTPROMPT ?? LocaleKeys.requiredField.tr();
          Utils.showToast(LocaleKeys.pleaseFillField.tr(args: [name]));
          return;
        }
      }
    }
    for (var basic in _basicDetDffStructureList) {
      if (basic.dISPLAYFLAG != "N" && basic.rEQUIREDFLAG == "Y") {
        String? val = basic.getContactDetailsList?.sEGMENTVALUEDSP;
        String? varch = basic.getContactDetailsList?.vARCHAR2VALUE;
        if ((val == null || val.trim().isEmpty) && (varch == null || varch.trim().isEmpty)) {
          String name = basic.sEGMENTPROMPT ?? LocaleKeys.requiredField.tr();
          Utils.showToast(LocaleKeys.pleaseFillField.tr(args: [name]));
          return;
        }
      }
    }
    setState(() {
      _currentStep = 3; // Move to Step 3: Additional Info
    });
  }

  // --- Step 3 Validation & Next ---
  void _onNextFromAdditionalInfo() {
    for (var dff in _contactDffStructureList) {
      if (dff.dISPLAYFLAG != "N" && dff.rEQUIREDFLAG == "Y") {
        String? val = dff.getContactDetailsList?.sEGMENTVALUEDSP;
        String? varch = dff.getContactDetailsList?.vARCHAR2VALUE;
        if ((val == null || val.trim().isEmpty) && (varch == null || varch.trim().isEmpty)) {
          String name = dff.sEGMENTPROMPT ?? LocaleKeys.requiredField.tr();
          Utils.showToast(LocaleKeys.pleaseFillField.tr(args: [name]));
          return;
        }
      }
    }
    setState(() {
      _currentStep = 4; // Move to Step 4: Submit / Review
    });
  }

  // --- Step 4 Submit Transaction to EBS ---
  void _onSubmitTransaction() async {
    Utils.showLoading(context);

    try {
      List<Map<String, dynamic>> values1 = _basicDetDffStructureList.map((e) {
        String? dateVal;
        String? varChar;
        int? numberVal;

        if (e.fORMATTYPE == 'N') {
          dateVal = null;
          varChar = null;
          numberVal = int.tryParse(e.getContactDetailsList?.sEGMENTVALUEDSP ?? "0");
        } else if (e.fORMATTYPE == 'X') {
          dateVal = e.getContactDetailsList?.sEGMENTVALUEDSP?.toString();
          varChar = null;
          numberVal = null;
        } else if (e.eSERVICESVS != null && e.eSERVICESVS!.isNotEmpty) {
          dateVal = null;
          varChar = e.getContactDetailsList?.vARCHAR2VALUE;
          numberVal = null;
        } else {
          dateVal = null;
          varChar = e.getContactDetailsList?.sEGMENTVALUEDSP;
          numberVal = null;
        }
        return ValidateEitTransactionModel(
          dATEVALUE: dateVal,
          nAME: e.aPPLICATIONCOLUMNNAME,
          nUMBERVALUE: numberVal,
          tRANSACTIONNUMBER: 1,
          vARCHAR2VALUE: varChar,
        ).toJson();
      }).toList();

      List<Map<String, dynamic>> values2 = _contactDffStructureList.map((e) {
        String? dateVal;
        String? varChar;
        int? numberVal;

        if (e.fORMATTYPE == 'N') {
          dateVal = null;
          varChar = null;
          numberVal = int.tryParse(e.getContactDetailsList?.sEGMENTVALUEDSP ?? "0");
        } else if (e.fORMATTYPE == 'X') {
          dateVal = e.getContactDetailsList?.dATEVALUE ?? e.getContactDetailsList?.sEGMENTVALUEDSP;
          varChar = null;
          numberVal = null;
        } else if (e.eSERVICESVS != null && e.eSERVICESVS!.isNotEmpty) {
          dateVal = null;
          varChar = e.getContactDetailsList?.vARCHAR2VALUE;
          numberVal = null;
        } else {
          dateVal = null;
          numberVal = null;
          varChar = e.getContactDetailsList?.sEGMENTVALUEDSP;
        }
        return ValidateEitTransactionModel(
          dATEVALUE: dateVal,
          nAME: e.aPPLICATIONCOLUMNNAME,
          nUMBERVALUE: numberVal,
          tRANSACTIONNUMBER: 1,
          vARCHAR2VALUE: varChar,
        ).toJson();
      }).toList();

      List<Map<String, dynamic>> values3 = _contactColsStructureList.map((e) {
        String? dateVal;
        String? varChar1;
        int? numberVal;

        if (e.dATATYPE == 'VARCHAR2') {
          dateVal = null;
          numberVal = null;
          if (e.objectValuesList != null && e.objectValuesList!.isNotEmpty) {
            varChar1 = e.getContactDetailsList?.vARCHAR2VALUE ?? "";
          } else {
            varChar1 = e.getContactDetailsList?.sEGMENTVALUEDSP ?? "";
          }
        } else if (e.dATATYPE == 'DATE') {
          dateVal = e.getContactDetailsList?.sEGMENTVALUEDSP?.toString();
          varChar1 = null;
          numberVal = null;
        } else if (e.dATATYPE == 'NUMBER') {
          dateVal = null;
          varChar1 = null;
          numberVal = int.tryParse(e.getContactDetailsList?.sEGMENTVALUEDSP ?? "0");
        }

        // Format National ID for Oracle EBS (X-XXXX-XXXX-X) e.g. 2-5446-0227-5
        String colNameUpper = (e.aPPLICATIONCOLUMNNAME ?? '').toUpperCase().trim();
        if (colNameUpper.contains('NATIONAL_IDENTIFIER') ||
            colNameUpper.contains('CIVIL_ID') ||
            colNameUpper.contains('IQAMA')) {
          if (varChar1 != null && varChar1.isNotEmpty) {
            String clean = varChar1.replaceAll('-', '').trim();
            if (clean.length == 10) {
              varChar1 = "${clean.substring(0, 1)}-${clean.substring(1, 5)}-${clean.substring(5, 9)}-${clean.substring(9, 10)}";
            }
          }
        }

        return ValidateEitTransactionModel(
          dATEVALUE: dateVal,
          nAME: e.aPPLICATIONCOLUMNNAME,
          nUMBERVALUE: numberVal,
          tRANSACTIONNUMBER: 1,
          vARCHAR2VALUE: varChar1,
        ).toJson();
      }).toList();

      List<Map<String, dynamic>> valuesFinal = [...values1, ...values2, ...values3];

      SubmitContactTransactionList? submitResult = await ProfileApiClient().submitContactTransactionAddAndUpdate("ADD", null, valuesFinal);

      Utils.hideLoading(context);

      if (submitResult != null && submitResult.pTRANSACTIONID != null) {
        await Navigator.pushNamed(
          context,
          AppRoutes.requestSubmitScreen,
          arguments: RequestSubmitScreenParams(
            LocaleKeys.profile_familyDetails.tr(),
            submitResult.pTRANSACTIONID!,
            submitResult.pITEMKEY ?? '',
            'family_member',
          ),
        );

        if (!AppState().cancelRequestTrancsection) {
          Navigator.pop(context);
          return;
        }

        Utils.showLoading(context);
        await LeaveBalanceApiClient().cancelHrTransaction(submitResult.pTRANSACTIONID!);
        Utils.hideLoading(context);
        Navigator.pop(context);
      } else {
        Utils.showToast(LocaleKeys.dependentAddedSuccessfully.tr());
        Navigator.pop(context);
      }
    } catch (ex) {
      Utils.hideLoading(context);
      Utils.handleException(ex, context, null);
    }
  }

  @override
  Widget build(BuildContext context) {
    bool isAr = AppState().isArabic(context);

    return Scaffold(
      backgroundColor: Colors.white,
      appBar: AppBarWidget(
        context,
        title: LocaleKeys.addDependent.tr(),
        showHomeButton: true,
        onBackTapped: () {
          if (_currentStep > 1) {
            setState(() {
              _currentStep--;
            });
          } else {
            Navigator.maybePop(context);
          }
        },
        onHomeTapped: () {
          Navigator.pushNamedAndRemoveUntil(
            context,
            ApiConsts.ISDependetLogin ? AppRoutes.dashboardScreenForDependet : AppRoutes.dashboard,
            (Route<dynamic> route) => false,
          );
        },
      ),
      body: SafeArea(
        child: Column(
          children: <Widget>[
            // Stepper: 1 Verify -> 2 Basic -> 3 Additional -> 4 Submit
            Padding(
              padding: const EdgeInsets.symmetric(horizontal: 20, vertical: 12),
              child: _buildStepper(isAr),
            ),

            // Step Content
            Expanded(
              child: SingleChildScrollView(
                physics: const BouncingScrollPhysics(),
                padding: const EdgeInsets.symmetric(horizontal: 20, vertical: 8),
                child: _buildCurrentStepContent(isAr),
              ),
            ),

            // Pinned Bottom Button(s) - Reusing DefaultButton with gradient
            _buildBottomButtons(isAr),
          ],
        ),
      ),
    );
  }

  // --- Stepper Widget ---
  Widget _buildStepper(bool isAr) {
    List<Map<String, String>> steps = <Map<String, String>>[
      <String, String>{'num': '1', 'title': LocaleKeys.stepVerify.tr()},
      <String, String>{'num': '2', 'title': LocaleKeys.stepBasic.tr()},
      <String, String>{'num': '3', 'title': LocaleKeys.stepAdditional.tr()},
      <String, String>{'num': '4', 'title': LocaleKeys.submit.tr()},
    ];

    Color completedColor = const Color(0xFF199F6A); // completed colors as per figma
    Color activeColor = const Color(0xFFFF8A00);
    Color inactiveBorderColor = const Color(0xFFE2E8F0);
    Color inactiveTextColor = const Color(0xFF64748B);

    const double circleSize = 32.0;

    return LayoutBuilder(
      builder: (BuildContext context, BoxConstraints constraints) {
        double availableWidth = constraints.maxWidth;
        // The stepper is left-aligned and spans ~75-80% of width on mobile
        double stepSpacing = ((availableWidth * 0.78 - circleSize) / (steps.length - 1)).clamp(68.0, 84.0);

        return Align(
          alignment: AlignmentDirectional.centerStart,
          child: Row(
            mainAxisSize: MainAxisSize.min,
            crossAxisAlignment: CrossAxisAlignment.start,
            children: <Widget>[
              for (int i = 0; i < steps.length; i++) ...<Widget>[
                if (i < steps.length - 1)
                  SizedBox(
                    width: stepSpacing,
                    child: Stack(
                      clipBehavior: Clip.none,
                      children: <Widget>[
                        // Connecting line from right edge of circle to next circle
                        Positioned(
                          top: (circleSize - 2) / 2,
                          left: isAr ? null : circleSize,
                          right: isAr ? circleSize : null,
                          width: stepSpacing - circleSize,
                          child: Container(
                            height: 2,
                            color: (i + 1) < _currentStep ? completedColor : inactiveBorderColor,
                          ),
                        ),
                        // Circle + Title (left-aligned with circle)
                        Column(
                          crossAxisAlignment: CrossAxisAlignment.start,
                          mainAxisSize: MainAxisSize.min,
                          children: <Widget>[
                            _buildStepCircle(
                              i: i,
                              steps: steps,
                              completedColor: completedColor,
                              activeColor: activeColor,
                              inactiveBorderColor: inactiveBorderColor,
                              inactiveTextColor: inactiveTextColor,
                              circleSize: circleSize,
                            ),
                            const SizedBox(height: 6),
                            steps[i]['title']!.toText12(
                              isBold: (i + 1) == _currentStep,
                              color: (i + 1) < _currentStep
                                  ? completedColor
                                  : ((i + 1) == _currentStep ? activeColor : inactiveTextColor),
                            ),
                          ],
                        ),
                      ],
                    ),
                  )
                else
                  // Last step (Submit)
                  Column(
                    crossAxisAlignment: CrossAxisAlignment.start,
                    mainAxisSize: MainAxisSize.min,
                    children: <Widget>[
                      _buildStepCircle(
                        i: i,
                        steps: steps,
                        completedColor: completedColor,
                        activeColor: activeColor,
                        inactiveBorderColor: inactiveBorderColor,
                        inactiveTextColor: inactiveTextColor,
                        circleSize: circleSize,
                      ),
                      const SizedBox(height: 6),
                      steps[i]['title']!.toText12(
                        isBold: (i + 1) == _currentStep,
                        color: (i + 1) < _currentStep
                            ? completedColor
                            : ((i + 1) == _currentStep ? activeColor : inactiveTextColor),
                      ),
                    ],
                  ),
              ],
            ],
          ),
        );
      },
    );
  }

  Widget _buildStepCircle({
    required int i,
    required List<Map<String, String>> steps,
    required Color completedColor,
    required Color activeColor,
    required Color inactiveBorderColor,
    required Color inactiveTextColor,
    required double circleSize,
  }) {
    bool isCompleted = (i + 1) < _currentStep;
    bool isActive = (i + 1) == _currentStep;

    return Container(
      width: circleSize,
      height: circleSize,
      decoration: BoxDecoration(
        color: isCompleted
            ? completedColor
            : (isActive ? activeColor : Colors.white),
        shape: BoxShape.circle,
        border: Border.all(
          color: isCompleted
              ? completedColor
              : (isActive ? activeColor : inactiveBorderColor),
          width: 1.5,
        ),
      ),
      alignment: Alignment.center,
      child: steps[i]['num']!.toText13(
        isBold: true,
        color: (isCompleted || isActive) ? Colors.white : inactiveTextColor,
      ),
    );
  }

  // --- Step Content Switcher ---
  Widget _buildCurrentStepContent(bool isAr) {
    switch (_currentStep) {
      case 1:
        return _buildStep1Verify(isAr);
      case 2:
        return _buildStep2BasicInfo(isAr);
      case 3:
        return _buildStep3AdditionalInfo(isAr);
      case 4:
        return _buildStep4Submit(isAr);
      default:
        return _buildStep1Verify(isAr);
    }
  }

  // --- STEP 1: VERIFY ---
  Widget _buildStep1Verify(bool isAr) {
    String dobDisplay = _selectedDob != null
        ? DateFormat('dd / MM / yyyy').format(_selectedDob!)
        : LocaleKeys.dateFormatPlaceholder.tr();

    return Column(
      crossAxisAlignment: CrossAxisAlignment.start,
      children: <Widget>[
        const SizedBox(height: 12),
        LocaleKeys.findYourDependent.tr().toText20(
          isBold: true,
          color: const Color(0xFF1E293B),
        ),
        const SizedBox(height: 8),
        (_isLegislationSA
                ? LocaleKeys.findYourDependentDesc.tr()
                : LocaleKeys.enterDependentDetailsToContinue.tr())
            .toText14(
          color: const Color(0xFF64748B),
        ),
        const SizedBox(height: 24),

        // National ID
        DynamicTextFieldWidget(
          "${LocaleKeys.nationalId.tr()}*",
          _isLegislationSA
              ? LocaleKeys.enter10DigitNationalId.tr()
              : LocaleKeys.enterFieldPlaceholder.tr(args: [LocaleKeys.nationalId.tr()]),
          controller: _nationalIdController,
          suffixIconData: Icons.badge_outlined,
          isInputTypeNum: _isLegislationSA,
          maxLength: _isLegislationSA ? 10 : 25,
          backgroundColor: Colors.white,
          inputFormatters: _isLegislationSA
              ? [
                  FilteringTextInputFormatter.digitsOnly,
                  LengthLimitingTextInputFormatter(10),
                ]
              : [
                  LengthLimitingTextInputFormatter(25),
                ],
        ),
        const SizedBox(height: 16),

        // Date of Birth
        DynamicTextFieldWidget(
          "${LocaleKeys.dateOfBirth.tr()}*",
          dobDisplay,
          isReadOnly: true,
          backgroundColor: Colors.white,
          suffixIconData: Icons.calendar_today_outlined,
          onTap: () => _pickDateOfBirth(context),
        ),
        const SizedBox(height: 24),
      ],
    );
  }

  // --- STEP 2: BASIC INFO (DYNAMICALLY GENERATED FROM CONTACT COLS & BASIC DET DFF) ---
  Widget _buildStep2BasicInfo(bool isAr) {
    return Column(
      crossAxisAlignment: CrossAxisAlignment.start,
      children: <Widget>[
        const SizedBox(height: 12),
        LocaleKeys.basicInfo.tr().toText20(
          isBold: true,
          color: const Color(0xFF1E293B),
        ),
        const SizedBox(height: 6),
        (_isLegislationSA ? LocaleKeys.basicInfoDesc.tr() : LocaleKeys.enterBasicDetailsDesc.tr()).toText14(
          color: const Color(0xFF64748B),
        ),
        const SizedBox(height: 20),

        // Dynamic fields from Contact Cols Structure
        for (int i = 0; i < _contactColsStructureList.length; i++)
          _buildDynamicColField(_contactColsStructureList[i], i),

        // Dynamic fields from Basic Det DFF Structure
        for (int i = 0; i < _basicDetDffStructureList.length; i++)
          _buildDynamicBasicDffField(_basicDetDffStructureList[i], i),

        const SizedBox(height: 12),
      ],
    );
  }

  // --- STEP 3: ADDITIONAL INFO (DYNAMICALLY GENERATED FROM CONTACT DFF) ---
  Widget _buildStep3AdditionalInfo(bool isAr) {
    return Column(
      crossAxisAlignment: CrossAxisAlignment.start,
      children: <Widget>[
        const SizedBox(height: 12),
        LocaleKeys.additionalInfo.tr().toText20(
          isBold: true,
          color: const Color(0xFF1E293B),
        ),
        const SizedBox(height: 6),
        LocaleKeys.additionalInfoDesc.tr().toText14(
          color: const Color(0xFF64748B),
        ),
        const SizedBox(height: 20),

        // Dynamic fields from Contact DFF Structure
        for (int i = 0; i < _contactDffStructureList.length; i++)
          _buildDynamicContactDffField(_contactDffStructureList[i], i),

        const SizedBox(height: 12),
      ],
    );
  }

  // Helper to extract field value dynamically for Review summary
  String _findFieldValue(List<String> keywords, [List<String>? excludeKeywords]) {
    for (var item in _contactColsStructureList) {
      String colName = (item.aPPLICATIONCOLUMNNAME ?? '').toUpperCase();
      String prompt = (item.sEGMENTPROMPT ?? '').toUpperCase();
      if (excludeKeywords != null && excludeKeywords.any((ex) => colName.contains(ex.toUpperCase()) || prompt.contains(ex.toUpperCase()))) {
        continue;
      }
      for (var k in keywords) {
        String key = k.toUpperCase();
        if (colName.contains(key) || prompt.contains(key)) {
          String? val = item.getContactDetailsList?.sEGMENTVALUEDSP;
          if (val != null && val.trim().isNotEmpty) return val.trim();
          String? v2 = item.getContactDetailsList?.vARCHAR2VALUE;
          if (v2 != null && v2.trim().isNotEmpty) return v2.trim();
        }
      }
    }
    for (var item in _basicDetDffStructureList) {
      String colName = (item.aPPLICATIONCOLUMNNAME ?? '').toUpperCase();
      String prompt = (item.sEGMENTPROMPT ?? '').toUpperCase();
      if (excludeKeywords != null && excludeKeywords.any((ex) => colName.contains(ex.toUpperCase()) || prompt.contains(ex.toUpperCase()))) {
        continue;
      }
      for (var k in keywords) {
        String key = k.toUpperCase();
        if (colName.contains(key) || prompt.contains(key)) {
          String? val = item.getContactDetailsList?.sEGMENTVALUEDSP;
          if (val != null && val.trim().isNotEmpty) return val.trim();
          String? v2 = item.getContactDetailsList?.vARCHAR2VALUE;
          if (v2 != null && v2.trim().isNotEmpty) return v2.trim();
        }
      }
    }
    for (var item in _contactDffStructureList) {
      String colName = (item.aPPLICATIONCOLUMNNAME ?? '').toUpperCase();
      String prompt = (item.sEGMENTPROMPT ?? '').toUpperCase();
      if (excludeKeywords != null && excludeKeywords.any((ex) => colName.contains(ex.toUpperCase()) || prompt.contains(ex.toUpperCase()))) {
        continue;
      }
      for (var k in keywords) {
        String key = k.toUpperCase();
        if (colName.contains(key) || prompt.contains(key)) {
          String? val = item.getContactDetailsList?.sEGMENTVALUEDSP;
          if (val != null && val.trim().isNotEmpty) return val.trim();
          String? v2 = item.getContactDetailsList?.vARCHAR2VALUE;
          if (v2 != null && v2.trim().isNotEmpty) return v2.trim();
        }
      }
    }
    return '';
  }

  // --- STEP 4: SUBMIT / REVIEW ---
  Widget _buildStep4Submit(bool isAr) {
    String natId = _findFieldValue(['NATIONAL_IDENTIFIER', 'CIVIL_ID', 'IQAMA']);
    if (natId.isEmpty) natId = _nationalIdController.text;

    String fn = _findFieldValue(['FIRST_NAME']);
    String ln = _findFieldValue(['LAST_NAME', 'FAMILY_NAME']);
    String fullName = "$fn $ln".trim();
    if (fullName.isEmpty) {
      fullName = _findFieldValue(['CONTACT_NAME', 'FULL_NAME']);
    }
    if (fullName.isEmpty && _patientInfo != null) {
      fullName = isAr ? _patientInfo!.fullNameAr : _patientInfo!.fullNameEn;
    }

    String arFn = _findFieldValue(['ARABIC_FIRST', 'FIRST_NAME_AR']);
    String arLn = _findFieldValue(['ARABIC_FAMILY', 'LAST_NAME_AR', 'ARABIC_LAST']);
    String arFullName = "$arFn $arLn".trim();
    if (arFullName.isEmpty && _patientInfo != null) {
      arFullName = _patientInfo!.fullNameAr;
    }

    String dobDisplay = _findFieldValue(['DATE_OF_BIRTH', 'DOB']);
    if (dobDisplay.isEmpty && _selectedDob != null) {
      dobDisplay = DateFormat('dd / MM / yyyy').format(_selectedDob!);
    }

    String rel = _findFieldValue(['CONTACT_TYPE', 'RELATIONSHIP']);
    String sponsor = _findFieldValue(['SPONSOR'], ['DETAIL', 'تفاصيل']);
    String sponsorDetail = _findFieldValue(['SPONSOR_DETAIL', 'DEP_SPONSOR', 'تفاصيل كفيل', 'DETAIL']);
    String insurance = _findFieldValue(['INSURANCE', 'MED']);
    String startDate = _findFieldValue(['START', 'DATE_START']);
    if (startDate.isEmpty) startDate = dobDisplay;

    return Column(
      crossAxisAlignment: CrossAxisAlignment.start,
      children: <Widget>[
        const SizedBox(height: 12),
        LocaleKeys.reviewAndSubmit.tr().toText20(
          isBold: true,
          color: const Color(0xFF1E293B),
        ),
        const SizedBox(height: 6),
        LocaleKeys.reviewAndSubmitDesc.tr().toText14(
          color: const Color(0xFF64748B),
        ),
        const SizedBox(height: 20),

        Container(
          padding: const EdgeInsets.all(16),
          decoration: BoxDecoration(
            color: Colors.white,
            borderRadius: BorderRadius.circular(16),
            border: Border.all(color: const Color(0xFFE2E8F0)),
            boxShadow: const [
              BoxShadow(
                color: Color(0x08000000),
                blurRadius: 8,
                offset: Offset(0, 2),
              ),
            ],
          ),
          child: Column(
            children: <Widget>[
              _buildReviewRow(LocaleKeys.nationalId.tr(), natId),
              const Divider(height: 20),
              _buildReviewRow(LocaleKeys.fullName.tr(), fullName),
              if (arFullName.isNotEmpty) ...[
                const Divider(height: 20),
                _buildReviewRow(LocaleKeys.arabicName.tr(), arFullName),
              ],
              const Divider(height: 20),
              _buildReviewRow(LocaleKeys.dateOfBirth.tr(), dobDisplay),
              if (rel.isNotEmpty) ...[
                const Divider(height: 20),
                _buildReviewRow(LocaleKeys.relationship.tr(), rel),
              ],
              if (sponsor.isNotEmpty) ...[
                const Divider(height: 20),
                _buildReviewRow(LocaleKeys.sponsor.tr(), sponsor),
              ],
              if (sponsorDetail.isNotEmpty) ...[
                const Divider(height: 20),
                _buildReviewRow(LocaleKeys.dependentSponsorDetail.tr(), sponsorDetail),
              ],
              if (insurance.isNotEmpty) ...[
                const Divider(height: 20),
                _buildReviewRow(LocaleKeys.insuranceEligibility.tr(), insurance),
              ],
              if (startDate.isNotEmpty) ...[
                const Divider(height: 20),
                _buildReviewRow(LocaleKeys.relationshipStartDate.tr(), startDate),
              ],
            ],
          ),
        ),
        const SizedBox(height: 24),
      ],
    );
  }

  Widget _buildReviewRow(String title, String value) {
    return Row(
      crossAxisAlignment: CrossAxisAlignment.start,
      children: [
        Expanded(
          flex: 4,
          child: title.toText13(
            color: const Color(0xFF64748B),
          ),
        ),
        Expanded(
          flex: 6,
          child: (value.isNotEmpty ? value : "-").toText14(
            isBold: true,
            textAlign: TextAlign.end,
            color: const Color(0xFF1E293B),
          ),
        ),
      ],
    );
  }

  // --- Bottom Buttons (Always reusing DefaultButton with app gradient!) ---
  Widget _buildBottomButtons(bool isAr) {
    if (_currentStep == 1) {
      return DefaultButton(
        _isLegislationSA ? LocaleKeys.searchUser.tr() : LocaleKeys.next.tr(),
        _isLoading ? null : _onSearchUser,
        iconData: _isLegislationSA ? Icons.search : null,
        isTextExpanded: false,
        height: 48,
        borderRadius: 12,
      ).insideContainer;
    }

    VoidCallback onBack = () {
      setState(() {
        _currentStep--;
      });
    };

    VoidCallback onNext;
    String nextLabel;

    if (_currentStep == 2) {
      onNext = _onNextFromBasicInfo;
      nextLabel = LocaleKeys.next.tr();
    } else if (_currentStep == 3) {
      onNext = _onNextFromAdditionalInfo;
      nextLabel = LocaleKeys.next.tr();
    } else {
      onNext = _onSubmitTransaction;
      nextLabel = LocaleKeys.submitRequest.tr();
    }

    return Container(
      color: Colors.white,
      padding: const EdgeInsets.only(top: 16, bottom: 16, right: 20, left: 20),
      child: Row(
        children: <Widget>[
          // Back Button: reuses DefaultButton with outline styling
          Expanded(
            child: DefaultButton(
              LocaleKeys.back.tr(),
              onBack,
              colors: const [Colors.white, Colors.white],
              textColor: MyColors.gradiantEndColor,
              border: Border.all(color: MyColors.gradiantEndColor, width: 1.5),
              height: 48,
              borderRadius: 12,
            ),
          ),
          const SizedBox(width: 16),
          // Next / Submit Button: reuses DefaultButton with canonical gradient
          Expanded(
            child: DefaultButton(
              nextLabel,
              onNext,
              height: 48,
              borderRadius: 12,
            ),
          ),
        ],
      ),
    );
  }
}