PatientApp-KKUMC/lib/widgets/otp/sms-popup.dart

import 'dart:async';

import 'package:diplomaticquarterapp/config/size_config.dart';
import 'package:diplomaticquarterapp/core/viewModels/project_view_model.dart';
import 'package:diplomaticquarterapp/uitl/translations_delegate_base.dart';
import 'package:diplomaticquarterapp/widgets/text/app_texts_widget.dart';
import 'package:flutter/material.dart';
import 'dart:math';

import 'package:provider/provider.dart';

import 'package:sms_otp_auto_verify/sms_otp_auto_verify.dart';

class SMSOTP {
  final type;
  final mobileNo;
  final Function onSuccess;
  final Function onFailure;
  final context;

  int remainingTime = 600;

  Future<Null> timer;

  static BuildContext _context;

  static bool _loading;

  SMSOTP(
    this.context,
    this.type,
    this.mobileNo,
    this.onSuccess,
    this.onFailure,
  );

  final verifyAccountForm = GlobalKey<FormState>();

  TextEditingController digit1 = TextEditingController(text: "");
  TextEditingController digit2 = TextEditingController(text: "");
  TextEditingController digit3 = TextEditingController(text: "");
  TextEditingController digit4 = TextEditingController(text: "");

  Map verifyAccountFormValue = {
    'digit1': '',
    'digit2': '',
    'digit3': '',
    'digit4': '',
  };
  final focusD1 = FocusNode();
  final focusD2 = FocusNode();
  final focusD3 = FocusNode();
  final focusD4 = FocusNode();
  String errorMsg;
  ProjectViewModel projectProvider;
  String displayTime = '';
  String _code;
  dynamic setState;
  static String signature;
  displayDialog(BuildContext context) async {
    return showDialog(
        context: context,
        builder: (context) {
          projectProvider = Provider.of(context);
          return AlertDialog(
            title: Row(
              mainAxisAlignment: MainAxisAlignment.end,
              children: <Widget>[
                IconButton(
                  icon: Icon(Icons.close),
                  onPressed: () {
                    Navigator.pop(context);
                    this.onFailure();
                  },
                )
              ],
            ),
            shape: RoundedRectangleBorder(
                borderRadius: BorderRadius.all(Radius.circular(10.0))),
            content: StatefulBuilder(builder: (context, setState) {
              if (displayTime == '') {
                startTimer(setState);
              }

              return Container(
                color: Colors.white,
                height: SizeConfig.realScreenHeight * 0.5,
                width: SizeConfig.realScreenWidth,
                child: Center(
                    child: Column(
                  crossAxisAlignment: CrossAxisAlignment.center,
                  children: <Widget>[
                    type == 1
                        ? Image.asset('assets/images/login/103.png')
                        : Image.asset('assets/images/login/104.png'),
                    Padding(
                        padding: EdgeInsets.only(top: 5),
                        child: AppText(
                          TranslationBase.of(context).verificationMessage +
                              ' XXXXXX' +
                              mobileNo
                                  .toString()
                                  .substring(mobileNo.toString().length - 3),
                          textAlign: TextAlign.center,
                        )),

                    Directionality(
                        textDirection: TextDirection.ltr,
                        child: TextFieldPin(
                          filled: true,
                          filledColor: Colors.grey[100],
                          codeLength: 4,
                          filledAfterTextChange: true,
                          boxSize: 50,
                          margin: 10,
                          borderStyeAfterTextChange: OutlineInputBorder(
                            borderRadius: BorderRadius.all(Radius.circular(10)),
                            borderSide: BorderSide(color: Colors.black),
                          ),
                          borderStyle: OutlineInputBorder(
                            borderRadius: BorderRadius.all(Radius.circular(10)),
                            borderSide: BorderSide(color: Colors.black),
                          ),
                          onOtpCallback: (code, isAutofill) =>
                              _onOtpCallBack(code, isAutofill),
                        )),
                    // Form(
                    //   key: verifyAccountForm,
                    //   child: Padding(
                    //     padding: EdgeInsets.only(top: 20),
                    //     child: Directionality(
                    //         textDirection: TextDirection.ltr,
                    //         child:
                    //         // Row(
                    //   mainAxisAlignment: MainAxisAlignment.spaceAround,
                    //   children: <Widget>[
                    //     Container(

                    //       child: ,
                    //     )
                    // Container(
                    //   width: SizeConfig.realScreenWidth * 0.15,
                    //   child: TextFormField(
                    //     textInputAction: TextInputAction.next,
                    //     style: buildTextStyle(),
                    //     autofocus: true,
                    //     maxLength: 1,
                    //     controller: digit1,
                    //     textAlign: TextAlign.center,
                    //     keyboardType: TextInputType.number,
                    //     decoration: buildInputDecoration(context),
                    //     onSaved: (val) {},
                    //     validator: validateCodeDigit,
                    //     onFieldSubmitted: (_) {
                    //       FocusScope.of(context)
                    //           .requestFocus(focusD2);
                    //     },
                    //     onChanged: (val) {
                    //       if (val.length == 1) {
                    //         FocusScope.of(context)
                    //             .requestFocus(focusD2);
                    //         verifyAccountFormValue['digit1'] =
                    //             val.trim();
                    //         checkValue();
                    //       }
                    //     },
                    //   ),
                    // ),
                    // Container(
                    //   width: SizeConfig.realScreenWidth * 0.15,
                    //   child: TextFormField(
                    //       focusNode: focusD2,
                    //       textInputAction: TextInputAction.next,
                    //       maxLength: 1,
                    //       controller: digit2,
                    //       textAlign: TextAlign.center,
                    //       style: buildTextStyle(),
                    //       keyboardType: TextInputType.number,
                    //       decoration: buildInputDecoration(context),
                    //       onSaved: (val) {},
                    //       onFieldSubmitted: (_) {
                    //         FocusScope.of(context)
                    //             .requestFocus(focusD3);
                    //       },
                    //       onChanged: (val) {
                    //         if (val.length == 1) {
                    //           FocusScope.of(context)
                    //               .requestFocus(focusD3);
                    //           verifyAccountFormValue['digit2'] =
                    //               val.trim();
                    //           checkValue();
                    //         }
                    //       },
                    //       validator: validateCodeDigit),
                    // ),
                    // Container(
                    //     width: SizeConfig.realScreenWidth * 0.15,
                    //     child: TextFormField(
                    //         focusNode: focusD3,
                    //         textInputAction: TextInputAction.next,
                    //         maxLength: 1,
                    //         controller: digit3,
                    //         textAlign: TextAlign.center,
                    //         style: buildTextStyle(),
                    //         keyboardType: TextInputType.number,
                    //         decoration:
                    //             buildInputDecoration(context),
                    //         onSaved: (val) {},
                    //         onFieldSubmitted: (_) {
                    //           FocusScope.of(context)
                    //               .requestFocus(focusD4);
                    //         },
                    //         onChanged: (val) {
                    //           if (val.length == 1) {
                    //             FocusScope.of(context)
                    //                 .requestFocus(focusD4);
                    //             verifyAccountFormValue['digit3'] =
                    //                 val.trim();
                    //             checkValue();
                    //           }
                    //         },
                    //         validator: validateCodeDigit)),
                    // Container(
                    // width: SizeConfig.realScreenWidth * 0.15,
                    // child: TextFormField(
                    //     focusNode: focusD4,
                    //     maxLength: 1,
                    //     textAlign: TextAlign.center,
                    //     style: buildTextStyle(),
                    //     controller: digit4,
                    //     keyboardType: TextInputType.number,
                    //     decoration:
                    //         buildInputDecoration(context),
                    //     onFieldSubmitted: (_) {
                    //       FocusScope.of(context)
                    //           .requestFocus(focusD4);
                    //     },
                    //     onChanged: (val) {
                    //       if (val.length == 1) {
                    //         verifyAccountFormValue['digit4'] =
                    //             val.trim();
                    //         checkValue();
                    //       }
                    //     },
                    //     validator: validateCodeDigit)),
                    // ],
                    //)),
                    //),
                    //),
                    SizedBox(height: 20),
                    Padding(
                        padding: EdgeInsets.only(top: 10),
                        child: AppText(
                          TranslationBase.of(context).validationMessage +
                              ' ' +
                              displayTime,
                          color: Colors.red,
                          textAlign: TextAlign.center,
                        ))
                  ],
                )),
              );
            }),
          );
        });
  }

  TextStyle buildTextStyle() {
    return TextStyle(
      fontSize: SizeConfig.textMultiplier * 3,
    );
  }

  InputDecoration buildInputDecoration(BuildContext context) {
    return InputDecoration(
      counterText: " ",
      // ts/images/password_icon.png
      // contentPadding: EdgeInsets.only(top: 20, bottom: 20),
      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),
      ),
      errorBorder: OutlineInputBorder(
        borderRadius: BorderRadius.all(Radius.circular(10.0)),
        borderSide: BorderSide(color: Theme.of(context).errorColor),
      ),
      focusedErrorBorder: OutlineInputBorder(
        borderRadius: BorderRadius.all(Radius.circular(10.0)),
        borderSide: BorderSide(color: Theme.of(context).errorColor),
      ),
    );
  }

  String validateCodeDigit(value) {
    if (value.isEmpty) {
      return ' ';
    } else if (value.length == 3) {
      print(value);
    } else {
      return null;
    }
  }

  checkValue() {
    //print(verifyAccountFormValue);
    if (verifyAccountForm.currentState.validate()) {
      onSuccess(digit1.text.toString() +
          digit2.text.toString() +
          digit3.text.toString() +
          digit4.text.toString());
    }
  }

  getSecondsAsDigitalClock(int inputSeconds) {
    var sec_num =
        int.parse(inputSeconds.toString()); // don't forget the second param
    var hours = (sec_num / 3600).floor();
    var minutes = ((sec_num - hours * 3600) / 60).floor();
    var seconds = sec_num - hours * 3600 - minutes * 60;
    var minutesString = "";
    var secondsString = "";
    minutesString =
        minutes < 10 ? "0" + minutes.toString() : minutes.toString();
    secondsString =
        seconds < 10 ? "0" + seconds.toString() : seconds.toString();
    return minutesString + ":" + secondsString;
  }

  startTimer(setState) {
    this.remainingTime--;
    setState(() {
      displayTime = this.getSecondsAsDigitalClock(this.remainingTime);
    });

    timer = Future.delayed(Duration(seconds: 1), () {
      if (this.remainingTime > 0) {
        startTimer(setState);
      } else {
        Navigator.pop(context);
      }
    });
  }

  static void showLoadingDialog(BuildContext context, bool _loading) async {
    _context = context;
    //setSignature();
    if (_loading == false) {
      Navigator.of(context).pop();
      return;
    }
    _loading = true;
    await showDialog(
        context: _context,
        barrierDismissible: false,
        builder: (BuildContext context) {
          return SimpleDialog(
            elevation: 0.0,
            backgroundColor: Colors.transparent,
            children: <Widget>[
              Center(
                child: CircularProgressIndicator(
                  valueColor: AlwaysStoppedAnimation<Color>(Colors.black),
                ),
              )
            ],
          );
        });
  }

  static void hideSMSBox(context) {
    Navigator.pop(context);
  }

  _onOtpCallBack(String otpCode, bool isAutofill) {
    if (otpCode.length == 4) {
      onSuccess(otpCode);
    }
  }

  static getSignature() async {
    return await SmsRetrieved.getAppSignature();
  }
}