using System.Collections.Generic;
using UnityEngine;
using TMPro;
using PlayFab;
using PlayFab.ClientModels;
using UnityEngine.Networking;

public class Test : MonoBehaviour
{
	// ╔══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════╗
	//		Local Defines
	// ╚══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════╝

	enum State { NotLoggedIn, LoggingIn, LoggedIn, Matchmaking, Connecting, Authenticating }

	static public class ServerMsgType
	{
		public const short Connect = MsgType.Connect;
		public const short Disconnect = MsgType.Disconnect;
		public const short Error = MsgType.Error;
		public const short Authenticate = 200;
	}

	public class AuthenticateMessage : MessageBase
	{
		public string PlayFabId = string.Empty;
		public string Alias = string.Empty;
		public bool IsLocal = false;
		public string AuthTicket = string.Empty;
		public int BattleGroup = 0;
		public int BattleTier = 0;
	}

	// ╔══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════╗
	//		Variables
	// ╚══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════╝

	public RectTransform m_TextArea;
	public TextMeshProUGUI m_EntryPrefab;
	List<TextMeshProUGUI> m_Entries = new List<TextMeshProUGUI>();
	public TextMeshProUGUI m_ButtonLabel;

	State m_State = State.NotLoggedIn;
	string m_PlayFabId = null;
	NetworkClient m_NetworkClient;
	string m_AuthTicket = string.Empty;

	// ╔══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════╗
	//		Internal
	// ╚══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════╝

	void Awake()
	{
		m_ButtonLabel.text = "LOGIN";
	}

	void AddTextEntry( string text )
	{
		TextMeshProUGUI entry = Instantiate<TextMeshProUGUI>( m_EntryPrefab, m_TextArea );
		entry.rectTransform.anchoredPosition = new Vector2( 0f, m_Entries.Count * -40f );
		entry.rectTransform.localRotation = Quaternion.identity;
		entry.rectTransform.localScale = Vector3.one;
		entry.text = text;
		m_Entries.Add( entry );
	}

	void OnConnected( NetworkMessage netMsg )
	{
		if( m_State == State.Connecting )
		{
			if( m_NetworkClient == null || m_NetworkClient.connection.connectionId != netMsg.conn.connectionId )
			{
				m_NetworkClient.Disconnect();
				m_State = State.LoggedIn;
				AddTextEntry( "OnConnected bad client." );
			}
			else
			{
				m_State = State.Authenticating;
				AddTextEntry( "Authenticating..." );

				m_NetworkClient.Send( ServerMsgType.Authenticate, new AuthenticateMessage()
				{
					PlayFabId = m_PlayFabId,
					Alias = "Test",
					IsLocal = false,
					AuthTicket = m_AuthTicket,
					BattleGroup = 0,
					BattleTier = 0
				} );
			}
		}
		else
		{
			m_NetworkClient.Disconnect();
			m_State = State.LoggedIn;
			AddTextEntry( "OnConnected wrong state." );
		}
	}

	void OnDisconnected( NetworkMessage netMsg )
	{
		m_State = State.LoggedIn;
		AddTextEntry( "OnDisconnected." );

		if( m_NetworkClient != null )
		{
			m_NetworkClient.Shutdown();
			m_NetworkClient = null;
		}
	}

	void OnError( NetworkMessage netMsg )
	{
		m_State = State.LoggedIn;
		AddTextEntry( "OnError." );

		if( m_NetworkClient != null )
		{
			m_NetworkClient.Shutdown();
			m_NetworkClient = null;
		}
	}

	// ╔══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════╗
	//		Interface
	// ╚══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════╝

	public void Connect()
	{
		if( m_State == State.NotLoggedIn )
		{
			m_State = State.LoggingIn;
			AddTextEntry( "Logging in..." );

			PlayFabClientAPI.LoginWithCustomID( new LoginWithCustomIDRequest()
			{
				TitleId = "AC50",
				CreateAccount = true,
				CustomId = SystemInfo.deviceUniqueIdentifier,
			},
			( result ) =>
			{
				m_PlayFabId = result.PlayFabId;
				m_State = State.LoggedIn;
				AddTextEntry( "Logged in." );
				m_ButtonLabel.text = "CONNECT";
			},
			( error ) =>
			{
				m_State = State.NotLoggedIn;
				AddTextEntry( "Failed to login." );
			} );
		}
		else if( m_State == State.LoggedIn )
		{
			m_State = State.Matchmaking;
			AddTextEntry( "Matchaking..." );

			PlayFabClientAPI.Matchmake( new MatchmakeRequest() { BuildVersion = "Arena", Region = Region.USEast, GameMode = "Arena" },
			( result ) =>
			{
				if( m_State == State.Matchmaking )
				{
					m_State = State.Connecting;
					AddTextEntry( "Connecting..." );

					m_NetworkClient = new NetworkClient();

					m_NetworkClient.RegisterHandler( ServerMsgType.Connect, OnConnected );
					m_NetworkClient.RegisterHandler( ServerMsgType.Disconnect, OnDisconnected );
					m_NetworkClient.RegisterHandler( ServerMsgType.Error, OnError );

					m_AuthTicket = result.Ticket;
					m_NetworkClient.Connect( result.ServerIPV4Address, result.ServerPort ?? 7777 );
				}
			},
			( error ) =>
			{
				if( m_State == State.Matchmaking )
				{
					m_State = State.LoggedIn;
					AddTextEntry( "Failed to Matchmake." );
				}
			} );
		}
	}
}