ArefMozafari

//First you need install shamsi_date package from pub.dev and then import it.
import 'package:shamsi_date/shamsi_date.dart';

void main (){
  final JalaliRange todayRange =
      JalaliRange(start: Jalali.now(), end: Jalali.now());

  //Shamsi_date package doesn't support .add and .subtract (since this version)
  //So we use DateTime and convert it to Jalali
  final JalaliRange thisWeekRange = JalaliRange(

ArefMozafari

//Checks if password has at least specialCount special character matches
bool hasMinSpecialChar(String password, int specialCount) {
  String pattern =
      r"^(.*?[$&+,\:;/=?@#|'<>.^*()%!-]){" + specialCount.toString() + ",}";
  return password.contains(new RegExp(pattern));
}

ArefMozafari

//Checks if password has at least numericCount numeric character matches
bool hasMinNumericChar(String password, int numericCount) {
  String pattern = '^(.*?[0-9]){' + numericCount.toString() + ',}';
  return password.contains(new RegExp(pattern));
}

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//Checks if password has at least uppercaseCount uppercase letter matches
bool hasMinUppercase(String password, int uppercaseCount) {
  String pattern = '^(.*?[A-Z]){' + uppercaseCount.toString() + ',}';
  return password.contains(new RegExp(pattern));
}

ArefMozafari

extension StringExtentions on String {
  
  String replaceFaNumToEnNum() {
    
    const english = ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9'];
    const farsi = ['۰', '۱', '۲', '۳', '۴', '۵', '۶', '۷', '۸', '۹'];
    String value = this;
    for (int i = 0; i < farsi.length; i++) {
      value = value.replaceAll(farsi[i], english[i]);
    }

ArefMozafari

import 'package:flutter/services.dart';
import 'package:intl/intl.dart';

class NumericTextFormatter extends TextInputFormatter {
  @override
  TextEditingValue formatEditUpdate(
      TextEditingValue oldValue, TextEditingValue newValue) {
    
    if (newValue.text.isEmpty) {