using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using ExitGames.Client.Photon.LoadBalancing;

public class ButtonConnectOnline : ButtonOnClick {

  public static string region;

  public override void OnClick() {
    if (GameTransition.Instance.state == GameState.Menu) {
      GameTransition.Instance.state = GameState.ConnectionInProgress;
      GameTransition.Instance.inMultiplayer = true;
      StartCoroutine(ConnectToMultiplayerCoroutine());
    }
  }

  public IEnumerator ConnectToMultiplayerCoroutine(){
    if (NetworkManager.net.ConnectToNameServer()){
      Debug.Log("Connecting to name server");
    } else {
      Debug.Log("Name Server connection failed");
      yield break;
    }

    while (!NetworkManager.onNameServer || !NetworkManager.isReady) yield return null;
    Debug.Log("Connected to name server");

    if (NetworkManager.net.OpGetRegions()){
      Debug.Log("Started region request");
    } else {
      Debug.Log("Failed region request");
      yield break;
    }

    while (NetworkManager.net.AvailableRegions == null) yield return null;
    Debug.Log("Received region list");

    // testing, quick load
    if (NetworkManager.instance.quickLoadTestingLobby){
      region = "usw";
    } 
    // select best region
    else {
      region = null;
      while(region == null) yield return null;
      GameTransition.Instance.state = GameState.ConnectionInProgress;
    }
    

    if(NetworkManager.net.ConnectToRegionMaster(region)){
      Debug.LogFormat("Connecting to region master '{0}'", region);
    } else {
      Debug.LogFormat("Failed to connect to region master '{0}'", region);
      yield break;
    }
    
    while (!NetworkManager.onMasterLobby) yield return null;
    Debug.Log("Connected to region master");
    Debug.Log("You can quick join now");

    // testing, quick load
    if (NetworkManager.instance.quickLoadTestingLobby){
      var activeScene = "QUICKJOIN";

      var ro = new RoomOptions();
      ro.IsVisible = false;
      ro.IsOpen = true;
      ro.MaxPlayers = NetworkManager.instance.expectedMaxPlayers;

      NetworkManager.net.OpJoinOrCreateRoomWithProperties(activeScene, ro, null);

      // connect to room
      while(!NetworkManager.inRoom) yield return null;

      // wait for max players to auto start
      while(NetworkManager.net.CurrentRoom.PlayerCount != NetworkManager.instance.expectedMaxPlayers) yield return null;

      GameBoardInstance.instance.SetupGame();
    }
  }

}