eatvio_app/lib/presentation/registration/gender_screen/gender_screen.dart

import 'bloc/gender_bloc.dart';
import 'models/gender_model.dart';
import 'package:eatvio_app/data/models/userRegistrationModel/user_registration_model.dart';
import 'package:eatvio_app/core/app_export.dart';
import 'package:eatvio_app/widgets/app_bar/appbar_leading_image.dart';
import 'package:eatvio_app/widgets/app_bar/appbar_title_image.dart';
import 'package:eatvio_app/widgets/app_bar/custom_app_bar.dart';
import 'package:eatvio_app/widgets/next_step_button.dart';
import 'package:flutter/material.dart';

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

  static Widget builder(BuildContext context) {
    final sheet =
        ModalRoute.of(context)!.settings.arguments as UserRegistrationSheet;
    return BlocProvider<GenderBloc>(
        create: (context) => GenderBloc(
              GenderState(
                genderModelObj: GenderModel(userRegistrationSheet: sheet),
              ),
            )..add(GenderInitialEvent()),
        child: GenderScreen());
  }

  @override
  State<GenderScreen> createState() => _GenderScreenState();
}

class _GenderScreenState extends State<GenderScreen> {
  @override
  Widget build(BuildContext context) {
    mediaQueryData = MediaQuery.of(context);
    return BlocBuilder<GenderBloc, GenderState>(builder: (context, state) {
      return SafeArea(
          child: Scaffold(
              appBar: _buildAppBar(context),
              body: Container(
                  width: double.maxFinite,
                  padding:
                      EdgeInsets.symmetric(horizontal: 16.h, vertical: 9.v),
                  child: Column(children: [
                    SizedBox(height: 7.v),
                    Container(
                        height: 16.v,
                        width: 343.h,
                        decoration: BoxDecoration(
                            color: theme.colorScheme.onPrimary,
                            borderRadius: BorderRadius.circular(8.h),
                            border: Border.all(
                                color: theme.colorScheme.primary, width: 1.h)),
                        child: ClipRRect(
                            borderRadius: BorderRadius.circular(8.h),
                            child: LinearProgressIndicator(
                                value: 0.16,
                                backgroundColor: theme.colorScheme.onPrimary,
                                valueColor: AlwaysStoppedAnimation<Color>(
                                    appTheme.blueA400)))),
                    SizedBox(height: 36.v),
                    Text("your_gender".tr,
                        style: theme.textTheme.headlineSmall),
                    RadioListTile(
                      title: Text('Мужской'),
                      value: 'male',
                      groupValue: state.selectedRadioValue,
                      onChanged: onMale(context),
                      secondary: Image.asset(
                        'assets/images/img_male.png',
                        width: 40,
                        height: 40,
                      ),
                    ),
                    RadioListTile(
                      title: Text('Женский'),
                      value: 'female',
                      groupValue: state.selectedRadioValue,
                      onChanged: onFemale(context),
                      secondary: Image.asset(
                        'assets/images/img_female.png',
                        width: 40,
                        height: 40,
                      ),
                    ),
                    Spacer(flex: 66),
                    BlocBuilder<GenderBloc, GenderState>(
                        builder: (context, state) {
                      return NextStepButton(
                          text: "continue".tr.toUpperCase(),
                          margin: EdgeInsets.only(
                              left: 16.h, right: 16.h, bottom: 50.v),
                          buttonStyle: CustomButtonStyles.outlinePrimaryTL15,
                          onPressed: onTapNext(state, context));
                    }),
                  ]))));
    });
  }

  onTapNext(GenderState state, BuildContext context) {
    return () {
      UserRegistrationSheet sheet = state.genderModelObj!.userRegistrationSheet;
      sheet.gender = state.selectedRadioValue!;
      Navigator.pushNamed(
        context,
        AppRoutes.dateOfBirthScreen,
        arguments: sheet,
      );
    };
  }

  onMale(BuildContext context) {
    return (value) {
      BlocProvider.of<GenderBloc>(context)
          .add(GenderSelectEvent(value: 'male'));
    };
  }

  onFemale(BuildContext context) {
    return (value) {
      BlocProvider.of<GenderBloc>(context)
          .add(GenderSelectEvent(value: 'female'));
    };
  }

  /// Section Widget
  _buildAppBar(BuildContext context) {
    return CustomAppBar(
        leadingWidth: 29.h,
        leading: AppbarLeadingImage(
            imagePath: ImageConstant.imgArrowLeft,
            margin: EdgeInsets.only(left: 16.h, top: 15.v, bottom: 15.v),
            onTap: onTapBack()),
        centerTitle: true,
        title: AppbarTitleImage(imagePath: ImageConstant.imgLogoEatvio));
  }

  Function onTapBack() {
    return () {
      NavigatorService.pushNamed(
        AppRoutes.dateOfBirthScreen,
      );
    };
  }

  /// Navigates to the previous screen.
  onTapArrowLeft(BuildContext context) {
    NavigatorService.goBack();
  }
}