Common/PrefixResolvingExtensions.cs - master - AstroJohn/MailRobot

Common/PrefixResolvingExtensions.cs
195 строк4 KB
AstroJohn
X-RUSOBL
19 апр 2025, 19:11
19 апр 2025, 19:113b43839
using System.Linq;
using System.Text.RegularExpressions;

namespace Common
{
    public static class PrefixResolvingExtensions
    {
        public static readonly string[] SpLo = { "SP", "LO" };

        public static bool IsSpLo(this string regionId)
        {
            return 
                regionId != null 
                && SpLo.Contains(regionId);
        }

        public static bool IsRussianCallsign(this string callsign)
        {
            return
                callsign != null
                && callsign.Length > 1
                && callsign.Left(1) == "R"
                || string.CompareOrdinal(callsign.Left(2), "UA") >= 0
                && string.CompareOrdinal(callsign.Left(2), "UI") <= 0
                || callsign.Left(2) == "U1"
                || callsign.Left(2) == "U3"
                || callsign.Left(2) == "D0"
                || callsign.Left(2) == "D1"
                || callsign.Left(2) == "UR7MZ"
                || callsign.Left(2) == "UW1M";
        }


        public static bool IsRussianPrefix(this string countryId)
        {
            return RussianCountryIds.Contains(countryId);
        }

        public static bool IsOblId(this string oblId)
        {
            return OblIds.Contains(oblId);
        }

        public static bool IsRda(this string rda)
        {
            if (rda.IsNullOrEmpty())
                return false;

            rda = rda.Replace("-", "");

            if (rda.Length != 4)
                return false;

            var oblId = rda.Left(2);
            var nrId = rda.Right(2);

            if (!oblId.IsOblId())
                return false;

            if (!Regex.IsMatch(nrId, "[0-9][0-9]"))
                return false;

            return OblIds.Contains(oblId);
        }

        public static readonly string[] RussianCountryIds =
        {
            "UA",
            "UA9",
            "UA2",
            "R1G",
            "R1N",
            "R1FJ",
            "R1MV",
            "RA",
            "RA9",
            "R2F",
            "R4P",
            "R4S",
            "R4U",
            "R4W",
            "R4Y",
            "R6E",
            "R6I",
            "R6J",
            "R6K",
            "R6R",
            "R6P",
            "R6Q",
            "R6W",
            "R6X",
            "R6Y",
            "R9W",
            "R9X",
            "R9Z",
            "R0O",
            "R0Q",
            "R0W",
            "R0Y"
        };

        public static readonly string[] OblIds =
        {
            "KK",
            "HK",
            "EA",
            "SL",
            "MG",
            "AM",
            "CK",
            "PK",
            "BU",
            "YA",
            "IR",
            "ZK",
            "HA",
            "TU",
            "KT",
            "SP",
            "LO",
            "HE",
            "KL",
            "AR",
            "NO",
            "VO",
            "NV",
            "PS",
            "KO",
            "MU",
            "KA",
            "MA",
            "MO",
            "OR",
            "LP",
            "TV",
            "SM",
            "YR",
            "KS",
            "TL",
            "VR",
            "TB",
            "RA",
            "NN",
            "IV",
            "VL",
            "KU",
            "KG",
            "BR",
            "BO",
            "VG",
            "SA",
            "PE",
            "SR",
            "UL",
            "KI",
            "TA",
            "MR",
            "MD",
            "UD",
            "CU",
            "KR",
            "KC",
            "ST",
            "KM",
            "SO",
            "RK",
            "RO",
            "DO",
            "CN",
            "IN",
            "SE",
            "ZP",
            "AO",
            "DA",
            "KB",
            "AD",
            "LU",
            "CB",
            "SV",
            "PM",
            "TO",
            "HM",
            "YN",
            "TN",
            "OM",
            "NS",
            "KN",
            "OB",
            "KE",
            "BA",
            "AL",
            "GA"
        };
    }
}