Articulate-Network/Managers/PacketManager.cs

using Articulate_Network.Attributes;
using Articulate_Network.Interfaces;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Text;
using System.Threading.Tasks;

namespace Articulate_Network.Managers
{
    public class PacketManager : IManager
    {
        Dictionary<Type, List<PropertyInfo>> packetInfo = new Dictionary<Type, List<PropertyInfo>>();

        public void Initialize()
        {
            
        }

        public void LoadPacketInfo(IPacket packet)
        {
            packetInfo.Add(packet.GetType(), packet.GetType().GetProperties().Where(f => !Attribute.IsDefined(f, typeof(PacketIgnore))).OrderBy(f => f.Name).ToList());
        }

        public T Send<T>(IPacket packet)
        {
            if (!packetInfo.ContainsKey(packet.GetType()))
                LoadPacketInfo(packet);


            //send packet

            var serialized = SerializePacket(packet);

            var deserialized = DeserializePacket<T>(serialized);

            return (T)deserialized;
        }

        public MemoryStream SerializePacket(IPacket packet)
        {
            var fields = packetInfo[packet.GetType()];

            MemoryStream memoryStream = new MemoryStream();
            BinaryWriter binaryWriter = new BinaryWriter(memoryStream);

            foreach (var field in fields)
            {
                if (field.PropertyType == typeof(bool))
                    binaryWriter.Write((bool)field.GetValue(packet));

                if (field.PropertyType == typeof(int))
                    binaryWriter.Write((int)field.GetValue(packet));

                if (field.PropertyType == typeof(string))
                    binaryWriter.Write((string)field.GetValue(packet));
            }

            return memoryStream;
        }

        public T DeserializePacket<T>(Stream stream)
        {
            IPacket packet = (IPacket)Activator.CreateInstance(typeof(T));

            var fields = packetInfo[typeof(T)];
            BinaryReader reader = new BinaryReader(stream);

            foreach (var field in fields)
            {
                if (field.PropertyType == typeof(bool))
                    field.SetValue(packet, reader.ReadBoolean());

                if (field.PropertyType == typeof(int))
                    field.SetValue(packet, reader.ReadInt32());

                if (field.PropertyType == typeof(string))
                    field.SetValue(packet, reader.ReadString());
            }

            return (T)packet;
        }
    }
}