ExampleMod.ExampleMod.NPCCommand C# (CSharp) Method

        private void NPCCommand(string[] args)
        {
            int type;
            if (args.Length == 0 || !Int32.TryParse(args[0], out type))
            {
                Main.NewText("Usage: /npc type [x] [y] [number]");
                Main.NewText("x and y may be preceded by ~ to use position relative to player");
                return;
            }
            try
            {
                Player player = Main.LocalPlayer;
                int x;
                int y;
                int num = 1;
                if (args.Length > 2)
                {
                    bool relativeX = false;
                    bool relativeY = false;
                    if (args[1][0] == '~')
                    {
                        relativeX = true;
                        args[1] = args[1].Substring(1);
                    }
                    if (args[2][0] == '~')
                    {
                        relativeY = true;
                        args[2] = args[2].Substring(1);
                    }
                    if (!Int32.TryParse(args[1], out x))
                    {
                        x = 0;
                        relativeX = true;
                    }
                    if (!Int32.TryParse(args[2], out y))
                    {
                        y = 0;
                        relativeY = true;
                    }
                    if (relativeX)
                    {
                        x += (int)player.Bottom.X;
                    }
                    if (relativeY)
                    {
                        y += (int)player.Bottom.Y;
                    }
                    if (args.Length > 3)
                    {
                        if (!Int32.TryParse(args[3], out num))
                        {
                            num = 1;
                        }
                    }
                }
                else
                {
                    x = (int)player.Bottom.X;
                    y = (int)player.Bottom.Y;
                }
                for (int k = 0; k < num; k++)
                {
                    if (Main.netMode == 0)
                    {
                        NPC.NewNPC(x, y, type);
                    }
                    else if (Main.netMode == 1)
                    {
                        var netMessage = GetPacket();
                        netMessage.Write((byte)ExampleModMessageType.SpawnNPC);
                        netMessage.Write(x);
                        netMessage.Write(y);
                        netMessage.Write(type);
                        netMessage.Send();
                    }
                }
            }
            catch
            {
                Main.NewText("Usage: /npc type [x] [y] [number]");
                Main.NewText("x and y may be preceded by ~ to use position relative to player");
            }
        }