tangheem/lib/ui/screens/registration_screen.dart

import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:flutter_svg/svg.dart';
import 'package:tangheem/api/user_api_client.dart';
import 'package:tangheem/classes/colors.dart';
import 'package:tangheem/classes/utils.dart';
import 'package:tangheem/extensions/int_extensions.dart';
import 'package:tangheem/extensions/string_extensions.dart';
import 'package:tangheem/extensions/widget_extensions.dart';
import 'package:tangheem/models/country_model.dart';
import 'package:tangheem/models/general_response_model.dart';
import 'package:tangheem/ui/bottom_sheets/country_selection_bottom_sheet.dart';
import 'package:tangheem/ui/dialogs/general_dialog.dart';
import 'package:tangheem/ui/screens/contact_us_screen.dart';
import 'package:tangheem/widgets/common_textfield_widget.dart';

class RegistrationScreen extends StatefulWidget {
  static const String routeName = "/registration";

  RegistrationScreen({Key key}) : super(key: key);

  @override
  _RegistrationScreenState createState() {
    return _RegistrationScreenState();
  }
}

class _RegistrationScreenState extends State<RegistrationScreen> {
  TextEditingController _firstNameController = TextEditingController();
  TextEditingController _lastNameController = TextEditingController();
  TextEditingController _emailController = TextEditingController();
  TextEditingController _mobileNumberController = TextEditingController();
  TextEditingController _passwordController = TextEditingController();
  TextEditingController _confirmPasswordController = TextEditingController();

  bool _isAccept = false;

  CountryModelData _selectedCountry;
  CountryModel _countryModel;

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

  void fetchCountryList() async {
    Utils.showLoading(context);
    try {
      _countryModel = await UserApiClient().getCountry();
      if ((_countryModel?.data?.length ?? 0) > 0) {
        _selectedCountry = _countryModel.data.first;
      }
      setState(() {});
    } catch (ex) {
      if (mounted) Utils.handleException(ex, null);
    } finally {
      Utils.hideLoading(context);
    }
  }

  void registerUser(String _firstName, String _lastName, String _email, String _password, String _countryCode, String _phone) async {
    Utils.showLoading(context);
    try {
      GeneralResponseModel model = await UserApiClient().registerUser(_firstName, _lastName, _email, _password, _countryCode, _phone);
      if (model.message == "UserRegistration Already Exists") {
        Utils.showToast("البريد الإلكتروني مستخدم سابقا");
        Utils.hideLoading(context);
        return;
      }
      Utils.hideLoading(context);
      await showDialog(
        context: context,
        barrierColor: ColorConsts.secondaryWhite.withOpacity(0.8),
        builder: (BuildContext context) => GeneralDialog(message: "تم إنشاء الحساب بنجاح , الرجاء توثيق الحساب من خلال الرابط المرسل إلى بريدك الإلكتروني"),
      );
      Navigator.pop(context);
    } catch (ex) {
      if (mounted) Utils.handleException(ex, null);
      Utils.hideLoading(context);
    }
  }

  @override
  void dispose() {
    super.dispose();
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      backgroundColor: ColorConsts.greyF8Color,
      body: SingleChildScrollView(
        padding: EdgeInsets.only(top: 100, bottom: 24),
        physics: BouncingScrollPhysics(),
        child: Column(
          mainAxisSize: MainAxisSize.min,
          children: [
            Image.asset("assets/icons/new/Tangeem-logo.png", width: 116, height: 62),
            30.height,
            Container(
              width: MediaQuery.of(context).size.width,
              decoration: BoxDecoration(borderRadius: BorderRadius.circular(20.0), color: Colors.white),
              margin: EdgeInsets.only(left: 24, right: 24, top: 24, bottom: 20),
              child: Column(
                crossAxisAlignment: CrossAxisAlignment.center,
                mainAxisSize: MainAxisSize.min,
                children: [
                  Padding(
                    padding: EdgeInsets.only(top: 35, bottom: 24),
                    child: SvgPicture.asset("assets/logos/tangheem_logo.svg", width: 72, height: 72),
                  ),
                  "انشاء حساب جديد".toText(18, color: ColorConsts.darkText),
                  "قم بتعبئة بيانات طلب انشاء الحساب و ستصلك رسالة تأكيد, ومن ثم يمكنك الدخول لحسابك الجديد"
                      .toText(13, color: ColorConsts.grey9FColor, textAlign: TextAlign.center)
                      .paddingOnly(left: 24, right: 24, top: 18, bottom: 18),
                  Column(
                    mainAxisSize: MainAxisSize.min,
                    children: [
                      CommonTextFieldWidget(hint: "البريد الإلكتروني", controller: _emailController, isEmail: true),
                      SizedBox(height: 8),
                      CommonTextFieldWidget(hint: "الاسم الأول", controller: _firstNameController),
                      SizedBox(height: 8),
                      CommonTextFieldWidget(hint: "الاسم الأخير", controller: _lastNameController),
                      SizedBox(height: 8),
                      CommonTextFieldWidget(
                        hint: _selectedCountry?.countryNameAr ?? "الدولة",
                        controller: null,
                        suffixWidget: Icon(Icons.keyboard_arrow_down, size: 18, color: ColorConsts.secondaryOrange),
                        onTap: () {
                          _selectCountry(context);
                        },
                      ),
                      SizedBox(height: 8),
                      CommonTextFieldWidget(
                        hint: " رقم الجوال (اختياري)${" (" + (_selectedCountry?.countryCode ?? "+9xx") + " xxxxxxxxx)"}",
                        controller: _mobileNumberController,
                        suffixWidget: Text(_selectedCountry?.countryCode ?? "", textDirection: TextDirection.ltr),
                      ),
                      SizedBox(height: 8),
                      CommonTextFieldWidget(hint: "تعيين كلمة المرور", controller: _passwordController),
                      SizedBox(height: 8),
                      CommonTextFieldWidget(hint: "تأكيد كلمة المرور", controller: _confirmPasswordController),
                      Row(
                        mainAxisSize: MainAxisSize.min,
                        crossAxisAlignment: CrossAxisAlignment.center,
                        children: [
                          InkWell(
                            onTap: () {
                              setState(() {
                                _isAccept = !_isAccept;
                              });
                            },
                            child: Icon(_isAccept ? Icons.check_box_rounded : Icons.check_box_outline_blank_rounded, color: ColorConsts.borderDark2Text, size: 17),
                            //child: SvgPicture.asset(_isAccept ? "assets/icons/checkOn.svg" : "assets/icons/checkOff.svg", width: 16, height: 16,color: ColorConsts.borderDarkText),
                          ),
                          SizedBox(width: 8),
                          "جميع البيانات صحيحة ضمن اتفاقية الاستخدام".toText(14, color: ColorConsts.darkText).expanded,
                        ],
                      ).paddingOnly(left: 30, right: 30, top: 30, bottom: 26),
                    ],
                  ).paddingOnly(left: 12, right: 12),
                ],
              ),
            ),
            SizedBox(
              width: double.infinity,
              height: 50,
              child: TextButton(
                onPressed: () {
                  if (_emailController.text.length < 1) {
                    Utils.showToast("يرجى إدخال البريد الإلكتروني");
                    return;
                  }
                  if (_firstNameController.text.length < 1) {
                    Utils.showToast("يرجى إدخال الاسم الأول");
                    return;
                  }
                  if (_lastNameController.text.length < 1) {
                    Utils.showToast("يرجى إدخال الاسم الأخير");
                    return;
                  }
                  if (_selectedCountry?.countryCode == null) {
                    Utils.showToast("يرجى اختيار الدولة");
                    return;
                  }
                  // if (_mobileNumberController.text.length < 1) {
                  //   Utils.showToast("يرجى إدخال رقم الجوال");
                  //   return;
                  // } else

                  if (_mobileNumberController.text.isNotEmpty && (_mobileNumberController.text.length < 8 || _mobileNumberController.text.length > 12)) {
                    Utils.showToast("رقم الهاتف غير صحيح");
                    return;
                  }
                  if (_passwordController.text.length < 1) {
                    Utils.showToast("يرجى إدخال كلمة المرور");
                    return;
                  }
                  if (_confirmPasswordController.text.length < 1) {
                    Utils.showToast("يرجى تأكيد كلمة المرور");
                    return;
                  }

                  if (!_emailController.text.isValidEmail()) {
                    Utils.showToast("صيغة البريد الإلكتروني خاطئة");
                    return;
                  }

                  if (_passwordController.text != _confirmPasswordController.text) {
                    Utils.showToast("كلمة المرور غير متطابقة");
                    return;
                  }

                  if (!_isAccept) {
                    Utils.showToast("الرجاء الموافقة على سياسة الخصوصية");
                    return;
                  }
                  registerUser(_firstNameController.text, _lastNameController.text, _emailController.text, _passwordController.text, _selectedCountry?.countryCode, _mobileNumberController.text);
                },
                style: TextButton.styleFrom(
                  backgroundColor: ColorConsts.darkText,
                  foregroundColor: Colors.white,
                  textStyle: TextStyle(fontSize: 18),
                  shape: RoundedRectangleBorder(
                    borderRadius: BorderRadius.circular(25.0),
                  ),
                ),
                child: Text("انشئ حسابك"),
              ),
            ).paddingOnly(left: 35, right: 35, bottom: 35),
            Column(
              mainAxisSize: MainAxisSize.min,
              children: [
                SvgPicture.asset("assets/icons/new/contact_us.svg", width: 26, height: 24, color: ColorConsts.greyC4Color),
                8.height,
                "اتصل بنا".toText(14, color: ColorConsts.greyC4Color),
              ],
            ).onPress(() {
              Navigator.pushNamed(context, ContactUsScreen.routeName);
            })
          ],
        ),
      ),
    );
  }

  void _selectCountry(context) {
    showModalBottomSheet(
      context: context,
      shape: RoundedRectangleBorder(
        borderRadius: BorderRadius.only(
          topLeft: Radius.circular(16),
          topRight: Radius.circular(16),
        ),
      ),
      backgroundColor: Colors.transparent,
      builder: (BuildContext bc) => CountrySelectionBottomSheet(
          countryList: _countryModel?.data ?? [],
          onSelectCountry: (country) {
            WidgetsBinding.instance.addPostFrameCallback((_) {
              setState(() {
                _selectedCountry = country;
              });
            });
          }),
    );
  }
}