DeukBot4/DeukBot4/MessageHandlers/CommandHandler/RequestStructure/RequestParameter.cs

using System;
using System.Linq;
using System.Threading.Tasks;
using Discord;

namespace DeukBot4.MessageHandlers.CommandHandler.RequestStructure
{
    public class RequestParameter
    {
        public ParameterMatcher.ParameterType Type { get; }
        private readonly string _value;

        public RequestParameter(string value, ParameterMatcher.ParameterType type)
        {
            Type = type;
            _value = value;
        }

        public int? AsInt()
        {
            if (int.TryParse(_value, out var i))
            {
                return i;
            }
            return null;
        }

        public string AsString()
        {
            return _value;
        }

        public ulong? AsUlong()
        {
            if (ulong.TryParse(_value, out var i))
            {
                return i;
            }
            return null;
        }

        public async Task<IGuildUser> AsDiscordUser(IGuild guild)
        {
            if (ulong.TryParse(_value, out var i))
            {
                return await guild.GetUserAsync(i);
            }
            return null;
        }
    }
}