using System;
using Sandbox.ModAPI;
using VRage;
using VRage.Utils;
using VRageMath;

namespace SENetworkAPI
{
    public class Client : NetworkAPI
    {
	    /// <summary>
	    ///     Handles communication with the server
	    /// </summary>
	    /// <param name="comId">Identifies the channel to pass information to and from this mod</param>
	    /// <param name="keyword">identifies what chat entries should be captured and sent to the server</param>
	    public Client(ushort comId, string modName, string keyword = null) : base(comId, modName, keyword)
        {
        }

	    /// <summary>
	    ///     Sends a command packet to the server
	    /// </summary>
	    /// <param name="commandString">The command to be executed</param>
	    /// <param name="message">Text that will be displayed in client chat</param>
	    /// <param name="data">A serialized object to be sent across the network</param>
	    /// <param name="sent">The date timestamp this command was sent</param>
	    /// <param name="steamId">The client reciving this packet (if 0 it sends to all clients)</param>
	    /// <param name="isReliable">Enture delivery of the packet</param>
	    public override void SendCommand(string commandString, string message = null, byte[] data = null,
            DateTime? sent = null, ulong steamId = ulong.MinValue, bool isReliable = true)
        {
            if (MyAPIGateway.Session?.Player != null)
                SendCommand(
                    new Command
                    {
                        CommandString = commandString, Message = message, Data = data,
                        Timestamp = sent == null ? DateTime.UtcNow.Ticks : sent.Value.Ticks,
                        SteamId = MyAPIGateway.Session.Player.SteamUserId
                    }, MyAPIGateway.Session.Player.SteamUserId, isReliable);
            else
                MyLog.Default.Warning($"[NetworkAPI] ComID: {ComId} | Failed to send command. Session does not exist.");
        }

	    /// <summary>
	    ///     Sends a command packet to the server
	    /// </summary>
	    /// <param name="cmd">The object to be sent to the client</param>
	    /// <param name="steamId">The users steam ID</param>
	    /// <param name="isReliable">Makes sure the message is recieved by the server</param>
	    internal override void SendCommand(Command cmd, ulong steamId = ulong.MinValue, bool isReliable = true)
        {
            if (cmd.Data != null && cmd.Data.Length > CompressionThreshold)
            {
                cmd.Data = MyCompression.Compress(cmd.Data);
                cmd.IsCompressed = true;
            }

            cmd.Timestamp = DateTime.UtcNow.Ticks;
            var packet = MyAPIGateway.Utilities.SerializeToBinary(cmd);

            if (LogNetworkTraffic)
                MyLog.Default.Info(
                    $"[NetworkAPI] TRANSMITTING Bytes: {packet.Length}  Command: {cmd.CommandString}  User: {steamId}");

            MyAPIGateway.Multiplayer.SendMessageToServer(ComId, packet, isReliable);
        }

	    /// <summary>
	    ///     Sends a command packet to the server
	    /// </summary>
	    /// <param name="commandString">The command to be executed</param>
	    /// <param name="point">Client side send to server this is not used</param>
	    /// <param name="radius">Client side send to server this is not used</param>
	    /// <param name="message">Text that will be displayed in client chat</param>
	    /// <param name="data">A serialized object to be sent across the network</param>
	    /// <param name="sent">The date timestamp this command was sent</param>
	    /// <param name="steamId">The client reciving this packet (if 0 it sends to all clients)</param>
	    /// <param name="isReliable">Enture delivery of the packet</param>
	    public override void SendCommand(string commandString, Vector3D point, double radius = 0, string message = null,
            byte[] data = null, DateTime? sent = null, ulong steamId = 0, bool isReliable = true)
        {
            SendCommand(commandString, message, data, sent, steamId, isReliable);
        }

	    /// <summary>
	    ///     Sends a command packet to the server
	    /// </summary>
	    /// <param name="cmd">The object to be sent to the client</param>
	    /// <param name="point">Client side send to server this is not used</param>
	    /// <param name="radius">Client side send to server this is not used</param>
	    /// <param name="steamId">The users steam ID</param>
	    /// <param name="isReliable">Makes sure the message is recieved by the server</param>
	    internal override void SendCommand(Command cmd, Vector3D point, double radius = 0, ulong steamId = 0,
            bool isReliable = true)
        {
            SendCommand(cmd, steamId, isReliable);
        }

        public override void Say(string message)
        {
            SendCommand(null, message);
        }
    }
}