using System;

using WebSocketSharp;
using WebSocketSharp.Frame;

using Newtonsoft.Json;

using System.Threading;

namespace csharpclient
{
    struct Packet
    {
        public string type, nick, password, name, reason;
        public StateObject? obj;
    }

    struct StateObject
    {
        public string chat;
        public int img, x, y;
    }

    class MainClass
    {
        public static void Main (string[] args)
        {
            string username = "ajf-bot", password = null;

            StateObject myState = new StateObject();
            myState.x = 225;
            myState.y = 220;
            myState.img = 0;
            myState.chat = "";

            using (WebSocket ws = new WebSocket("ws://ajf.me:9001/", new string[] { "ponyplace-broadcast" })) {
                ws.OnOpen += (sender, e) =>
                {
                    Console.WriteLine ("Connected");

                    // say hello
                    Packet packet = new Packet();
                    packet.type = "appear";
                    packet.nick = username;
                    packet.password = password;
                    packet.obj = myState;

                    string json = JsonConvert.SerializeObject(packet);
                    Console.WriteLine ("Said hello: " + json);
                    ws.Send(json);
                };
                ws.OnMessage += (sender, e) =>
                {
                    Packet packet = JsonConvert.DeserializeObject<Packet>(e.Data);

                    switch (packet.type) {
                    // we got list of rooms
                    case "room_list":
                    {
                        Console.WriteLine ("We got list of rooms.");

                        // join room
                        Packet newPacket = new Packet();
                        newPacket.type = "room_change";
                        newPacket.name = "library";

                        string json = JsonConvert.SerializeObject(newPacket);
                        Console.WriteLine ("Went to Library: " + json);
                        ws.Send (json);
                        break;
                    }
                    // we joined room
                    case "room_change":
                    {
                        Console.WriteLine ("We changed room.");

                        // say hello to peeps
                        myState.chat = "hello I'm a bot how do you do?";

                        Packet newPacket = new Packet();
                        newPacket.type = "update";
                        newPacket.obj = myState;

                        string json = JsonConvert.SerializeObject(newPacket);
                        Console.WriteLine ("Said howdy: " + json);
                        ws.Send (json);
                        break;
                    }
                    // we kicked :<
                    case "kick":
                    {
                        Console.WriteLine ("We got kicked :( reason: " + packet.reason);
                        break;
                    }
                    // someone joined
                    case "appear":
                    {
                        Console.WriteLine (packet.nick + " appeared");
                        break;
                    }
                    // someone joined
                    case "die":
                    {
                        Console.WriteLine (packet.nick + " left");
                        break;
                    }
                    // someone updated
                    case "update":
                    {
                        StateObject obj = (StateObject)packet.obj;
                        Console.WriteLine ("<" + packet.nick + "> (" + obj.x + "," + obj.y + ") " + obj.chat);
                        break;
                    }
                    default:
                    {
                        Console.WriteLine ("Got (unhandled type) message: " + e.Data);
                        break;
                    }
                    }
                };
                ws.OnError += (sender, e) =>
                {
                    Console.WriteLine ("Error! " + e.Message);
                };
                ws.OnClose += (sender, e) =>
                {
                    Console.WriteLine ("Lost connection");
                };

                ws.Connect();

                while (true)
                {
                    Thread.Sleep (500);
                }
            }
        }
    }
}