IrcConnectionStringBuilder.cs

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using System;
using System.Collections.Generic;
using System.Text;
 
using Tgstation.Server.Api.Models.Internal;
 
namespace Tgstation.Server.Api.Models
{
    public sealed class IrcConnectionStringBuilder : ChatConnectionStringBuilder
    {
        public override bool Valid => Address != null && Port.HasValue && Port != 0 && UseSsl.HasValue && (PasswordType.HasValue ^ Password == null);
 
        public string? Address { get; set; }
 
        public ushort? Port { get; set; }
 
        public string? Nickname { get; set; }
 
        public bool? UseSsl { get; set; }
 
        public IrcPasswordType? PasswordType { get; set; }
 
        public string? Password { get; set; }
 
        public IrcConnectionStringBuilder()
        {
        }
 
        public IrcConnectionStringBuilder(string connectionString)
        {
            if (connectionString == null)
                throw new ArgumentNullException(nameof(connectionString));
            var splits = connectionString.Split(';');
 
            Address = splits[0];
 
            if (splits.Length < 2)
                return;
 
            if (UInt16.TryParse(splits[1], out var port))
                Port = port;
 
            if (splits.Length < 3)
                return;
 
            Nickname = splits[2];
 
            if (splits.Length < 4)
                return;
 
            if (Int32.TryParse(splits[3], out var intSsl))
                UseSsl = Convert.ToBoolean(intSsl);
 
            if (splits.Length < 5)
                return;
            if (Enum.TryParse<IrcPasswordType>(splits[4], out var passwordType))
                switch (passwordType)
                {
                    case IrcPasswordType.NickServ:
                    case IrcPasswordType.Sasl:
                    case IrcPasswordType.Server:
                    case IrcPasswordType.Oper:
                        PasswordType = passwordType;
                        break;
                    default:
                        break;
                }
 
            if (splits.Length < 6)
                return;
 
            var rest = new List<string>(splits);
            rest.RemoveRange(0, 5);
            Password = String.Join(";", rest);
        }
 
        public override string ToString()
        {
            var sb = new StringBuilder();
            sb.Append(Address);
            sb.Append(';');
            sb.Append(Port);
            sb.Append(';');
            sb.Append(Nickname);
            sb.Append(';');
 
            if (UseSsl.HasValue)
                sb.Append(Convert.ToInt32(UseSsl.Value));
 
            if (PasswordType.HasValue)
            {
                sb.Append(';');
                sb.Append((int)PasswordType);
                sb.Append(';');
                sb.Append(Password);
            }
 
            return sb.ToString();
        }
    }
}