doctor_app_flutter/lib/widgets/auth/verfiy_account.dart

import 'package:flutter/material.dart';
import 'package:hexcolor/hexcolor.dart';
import 'package:provider/provider.dart';

import '../../config/size_config.dart';
import '../../providers/auth_provider.dart';
import '../../routes.dart';
import '../../util/dr_app_shared_pref.dart';
import '../../util/dr_app_toast_msg.dart';
import '../../util/helpers.dart';
import '../../widgets/shared/dr_app_circular_progress_Indeicator.dart';

DrAppSharedPreferances sharedPref = new DrAppSharedPreferances();
DrAppToastMsg toastMsg = DrAppToastMsg();
Helpers helpers = Helpers();

class VerifyAccount extends StatefulWidget {
  @override
  _VerifyAccountState createState() => _VerifyAccountState();
}

class _VerifyAccountState extends State<VerifyAccount> {
  final verifyAccountForm = GlobalKey<FormState>();
  Map verifyAccountFormValue = {
    'digit1': null,
    'digit2': null,
    'digit3': null,
    'digit4': null,
  };
  Future _loggedUserFuture;
  var _loggedUser;
  @override
  void initState() {
    super.initState();
    _loggedUserFuture = getSharedPref();
  }

  Future<void> getSharedPref() async {
    sharedPref.getObj('loggedUser').then((userInfo) {
      _loggedUser = userInfo;
    });
  }

  @override
  Widget build(BuildContext context) {
    AuthProvider authProv = Provider.of<AuthProvider>(context);

    return FutureBuilder(
        future: Future.wait([_loggedUserFuture]),
        builder: (BuildContext context, AsyncSnapshot snapshot) {
          switch (snapshot.connectionState) {
            case ConnectionState.waiting:
              return DrAppCircularProgressIndeicator();
            default:
              if (snapshot.hasError) {
                toastMsg.showErrorToast('Error: ${snapshot.error}');
                return Text('Error: ${snapshot.error}');
              } else {
                return Form(
                    key: verifyAccountForm,
                    child: Container(
                        width: SizeConfig.realScreenWidth * 0.90,
                        child: Column(
                            crossAxisAlignment: CrossAxisAlignment.start,
                            children: <Widget>[
                              buildSizedBox(30),
                              Row(
                                mainAxisAlignment:
                                    MainAxisAlignment.spaceAround,
                                children: <Widget>[
                                  Container(
                                      width: SizeConfig.realScreenWidth * 0.20,
                                      child: TextFormField(
                                        decoration:
                                            buildInputDecoration(context),
                                        onSaved: (val) {
                                          verifyAccountFormValue['digit1'] =
                                              val;
                                        },
                                        validator: validateCodeDigit,
                                      )),
                                  Container(
                                      width: SizeConfig.realScreenWidth * 0.20,
                                      child: TextFormField(
                                          decoration:
                                              buildInputDecoration(context),
                                          onSaved: (val) {
                                            verifyAccountFormValue['digit2'] =
                                                val;
                                          },
                                          validator: validateCodeDigit)),
                                  Container(
                                      width: SizeConfig.realScreenWidth * 0.20,
                                      child: TextFormField(
                                          decoration:
                                              buildInputDecoration(context),
                                          onSaved: (val) {
                                            verifyAccountFormValue['digit3'] =
                                                val;
                                          },
                                          validator: validateCodeDigit)),
                                  Container(
                                      width: SizeConfig.realScreenWidth * 0.20,
                                      child: TextFormField(
                                          decoration:
                                              buildInputDecoration(context),
                                          onSaved: (val) {
                                            verifyAccountFormValue['digit4'] =
                                                val;
                                          },
                                          validator: validateCodeDigit))
                                ],
                              ),
                              // buildSizedBox(40),
                              buildSizedBox(20),
                              buildText(),
                              // buildSizedBox(10.0),
                              // Text()

                              buildSizedBox(40),

                              // buildSizedBox(),
                              RaisedButton(
                                onPressed: () {
                                  verifyAccount(authProv);
                                  // Navigator.of(context).pushNamed(HOME);
                                },
                                elevation: 0.0,
                                child: Container(
                                  width: double.infinity,
                                  height: 50,
                                  child: Center(
                                    child: Text(
                                      'Verfiy'.toUpperCase(),
                                      // textAlign: TextAlign.center,
                                      style: TextStyle(
                                          color: Colors.white,
                                          fontSize:
                                              3 * SizeConfig.textMultiplier),
                                    ),
                                  ),
                                ),
                                shape: RoundedRectangleBorder(
                                    borderRadius: BorderRadius.circular(10),
                                    side: BorderSide(
                                        width: 0.5,
                                        color: Hexcolor('#CCCCCC'))),
                              ),
                              buildSizedBox(20),
                              Center(
                                child: Text(
                                  "Resend in 4.20",
                                  style: TextStyle(
                                    fontSize: 3.0 * SizeConfig.textMultiplier,
                                  ),
                                ),
                              ),
                              buildSizedBox(10),
                            ])));
              }
          }
        });
  }

  String validateCodeDigit(value) {
    if (value.isEmpty) {
      return 'Please enter your Password';
    }
    return null;
  }

  InputDecoration buildInputDecoration(BuildContext context) {
    return InputDecoration(
        // ts/images/password_icon.png
        contentPadding: EdgeInsets.only(top: 30, bottom: 30),
        enabledBorder: OutlineInputBorder(
          borderRadius: BorderRadius.all(Radius.circular(10)),
          borderSide: BorderSide(color: Colors.black),
        ),
        focusedBorder: OutlineInputBorder(
          borderRadius: BorderRadius.all(Radius.circular(10.0)),
          borderSide: BorderSide(color: Theme.of(context).primaryColor),
        ));
  }

  RichText buildText() {
    var text = RichText(
        text: new TextSpan(
            style: new TextStyle(
                fontSize: 3.0 * SizeConfig.textMultiplier, color: Colors.black),
            children: <TextSpan>[
          new TextSpan(text: 'You will receive a '),
          new TextSpan(
              text: 'Login Code ',
              style: TextStyle(fontWeight: FontWeight.w700)),
          new TextSpan(text: 'By SMS, Please enter the code')
        ]));
    return text;
  }

  SizedBox buildSizedBox([double height = 20]) {
    return SizedBox(
      height: height,
    );
  }


/* 
 *@author: Elham Rababah 
 *@Date:15/4/2020  
 *@param: authProv
 *@return:
 *@desc:   verify Account func call sendActivationCodeByOtpNotificationType service
 */
  verifyAccount(AuthProvider authProv) {
    if (verifyAccountForm.currentState.validate()) {
      verifyAccountForm.currentState.save();
      final activationCode = verifyAccountFormValue['digit1'] +
          verifyAccountFormValue['digit2'] +
          verifyAccountFormValue['digit3'] +
          verifyAccountFormValue['digit4'];
      print(activationCode);

      Map model = {
        "activationCode": activationCode,
        "DoctorID": _loggedUser['List_MemberInformation'][0]['MemberID'],
        "LogInTokenID": _loggedUser['LogInTokenID'],
        "ProjectID": 15,
        "LanguageID": 2,
        "stamp": "2020-02-26T14:48:27.221Z",
        "IPAdress": "11.11.11.11",
        "VersionID": 1.2,
        "Channel": 9,
        "TokenID": "",
        "SessionID": "i1UJwCTSqt",
        "IsLoginForDoctorApp": true,
        "IsSilentLogIN": false
      };

      authProv.sendActivationCodeByOtpNotificationType(model).then((res) {
        // Navigator.of(context).pushNamed(VERIFY_ACCOUNT);
         if (res['MessageStatus'] == 1) {
          Navigator.of(context).pushNamed(VERIFY_ACCOUNT);
        } else {
          helpers.showErrorToast(res['ErrorEndUserMessage']);
        }
      }).catchError((err) {
        print('$err');
        helpers.showErrorToast();
      });
    }
  }
}