using System;
using System.Globalization;
using System.Text.RegularExpressions;
using UnityEngine;
public class RegexUtilities
{
    bool invalid = false;
    
    public bool IsValidEmail(string strIn)
    {
        invalid = false;
        if (String.IsNullOrEmpty(strIn))
            return false;

        // Use IdnMapping class to convert Unicode domain names.
        try
        {
            strIn = Regex.Replace(strIn, @"(@)(.+)$", this.DomainMapper,
                                  RegexOptions.None);
        }
        catch (RegexMatchTimeoutException)
        {
            return false;
        }

        if (invalid)
            return false;

        // Return true if strIn is in valid e-mail format.
        try
        {
            return Regex.IsMatch(strIn,
                  @"^(?("")("".+?(?<!\\)""@)|(([0-9a-z]((\.(?!\.))|[-!#\$%&'\*\+/=\?\^`\{\}\|~\w])*)(?<=[0-9a-z])@))" +
                  @"(?(\[)(\[(\d{1,3}\.){3}\d{1,3}\])|(([0-9a-z][-\w]*[0-9a-z]*\.)+[a-z0-9][\-a-z0-9]{0,22}[a-z0-9]))$",
                  RegexOptions.IgnoreCase);
        }
        catch (RegexMatchTimeoutException)
        {
            return false;
        }
    }
    public bool IsValidPhone(string Phone)
    {
        try
        {
            char[] ar =  new char[]{};
            string number = "";
            switch (LoginManager.Instance.CurStateCountryCodePhone)
            {
                case LoginManager.StateCountryTelephoneCode.Danmark:

                    ar = Phone.ToCharArray();
                   
                    //if (ar[0].ToString() == "7")
                    //{
                    //    if (ar[1].ToString() == "0" || ar[1].ToString() == "2" 
                    //        || ar[1].ToString() == "3" || ar[1].ToString() == "6" || ar[1].ToString() == "9")
                        {
                            for (int i = 0; i < ar.Length; i++)
                            {
                                if (Char.IsDigit(ar[i]))
                                {
                                    number += ar[i];
                                }
                            }
                        }
                    //}
                    if (number.ToCharArray().Length <= 9 && number.ToCharArray().Length >= 8)
                    {
                        // Debug.Log(number);
                        return true;
                    }
                    return false;
                    break;
                case LoginManager.StateCountryTelephoneCode.Ukraine:
                    ar = Phone.ToCharArray();
                    
                    //if (ar[0].ToString() == "0" && ar[1].ToString() == "7")
                    {
                        //if (ar[2].ToString() == "0" || ar[2].ToString() == "2"
                        //    || ar[2].ToString() == "3" || ar[2].ToString() == "6" || ar[2].ToString() == "9")
                        {
                            for (int i = 0; i < ar.Length; i++)
                            {
                                if (Char.IsDigit(ar[i]))
                                {
                                    number += ar[i];
                                }
                            }
                        }
                    }
                    if (number.ToCharArray().Length == 10)
                    {
                        // Debug.Log(number);
                        return true;
                    }
                    return false;
                    break;
                case LoginManager.StateCountryTelephoneCode.Iceland:
                    ar = Phone.ToCharArray();

                    //if (ar[0].ToString() == "0" && ar[1].ToString() == "7")
                    {
                        //if (ar[2].ToString() == "0" || ar[2].ToString() == "2"
                        //    || ar[2].ToString() == "3" || ar[2].ToString() == "6" || ar[2].ToString() == "9")
                        {
                            for (int i = 0; i < ar.Length; i++)
                            {
                                if (Char.IsDigit(ar[i]))
                                {
                                    number += ar[i];
                                }
                            }
                        }
                    }
                    if (number.ToCharArray().Length == 7)
                    {
                        // Debug.Log(number);
                        return true;
                    }
                    return false;
                    break;

            }
        }
       
        catch (Exception)
        {
            throw;
        }
        return false;
    }

    /* public bool IsValidNumberPhone(string strIn)
    {
        invalid = false;
        if (String.IsNullOrEmpty(strIn))
            return false;


        if (invalid)
            return false;

        // Return true if strIn is in valid phone number format.
        try
        {
            Debug.Log(Regex.IsMatch(strIn,
                  @"^[01]?[- .]?(\([2-9]\d{2}\)|[2-9]\d{2})[- .]?\d{3}[- .]?\d{4}$",
                  RegexOptions.IgnoreCase));
            return Regex.IsMatch(strIn,
                  @"^[01]?[- .]?(\([2-9]\d{2}\)|[2-9]\d{2})[- .]?\d{3}[- .]?\d{4}$",
                  RegexOptions.IgnoreCase);
        }
        catch (RegexMatchTimeoutException)
        {
            
            return false;
        }
    }*/

    private string DomainMapper(Match match)
    {
        // IdnMapping class with default property values.
        IdnMapping idn = new IdnMapping();

        string domainName = match.Groups[2].Value;
        try
        {
            domainName = idn.GetAscii(domainName);
        }
        catch (ArgumentException)
        {
            invalid = true;
        }
        return match.Groups[1].Value + domainName;
    }
}

public class RegexMatchTimeoutException : Exception
{
}