using System;
using System.Collections.Generic;
using System.Data;
using System.IO;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
using System.Xml;

namespace UAS_MES_Tools
{
    internal static class FormMethods
    {
        public static bool IsCheckSNRules(string Rule,string SN,string RuleLeng)
        {
            if (SN.Length != Convert.ToInt32(RuleLeng)) return true;

            int RuleIndex = 0;
            int SNIndex = 0;

            while (RuleIndex < Rule.Length && SNIndex < SN.Length)
            {
                char RuleChar = Rule[RuleIndex];

                if (RuleChar == '{')
                {
                    int endBraceIndex = Rule.IndexOf('}', RuleIndex);
                    if (endBraceIndex == -1)
                    {
                        return true;
                    }

                    string content = Rule.Substring(RuleIndex + 1, endBraceIndex - RuleIndex - 1);

                    if (content.Contains(","))
                    {
                        string[] allowedChars = content.Split(',');
                        if (Array.IndexOf(allowedChars, SN[SNIndex].ToString()) == -1)
                        {
                            return true;
                        }
                    }
                    else if (content == "YY")
                    {
                        if (SNIndex + 1 >= SN.Length) return true;
                        string yearPart = SN.Substring(SNIndex, 2);
                        if (!Regex.IsMatch(yearPart, @"^\d{2}$"))
                        {
                            return true;
                        }
                        SNIndex++;
                    }
                    else if (content == "MM")
                    {
                        if (SNIndex + 1 >= SN.Length) return true;
                        string monthPart = SN.Substring(SNIndex, 2);
                        if (!Regex.IsMatch(monthPart, @"^(0[1-9]|1[0-2])$"))
                        {
                            return true;
                        }
                        SNIndex++;
                    }
                    else if (content == "DD")
                    {
                        if (SNIndex + 1 >= SN.Length) return true;
                        string dayPart = SN.Substring(SNIndex, 2);
                        if (!Regex.IsMatch(dayPart, @"^(0[1-9]|[12]\d|3[01])$"))
                        {
                            return true;
                        }
                        SNIndex++;
                    }
                    else
                    {
                        return true;
                    }


                    RuleIndex = endBraceIndex + 1;
                    SNIndex++;
                }
                else if (RuleChar == '*')
                {
                    RuleIndex++;
                    SNIndex++;
                }
                else
                {
                    if (RuleChar != SN[SNIndex])
                    {
                        return true;
                    }
                    RuleIndex++;
                    SNIndex++;
                }
            }
            if (RuleIndex != Rule.Length || SNIndex != SN.Length)
            {
                return true;
            }

            return false;
        }
    }
}