gold_sprint_lpr/Assets/Scripts/GameScene/GameManager.cs

using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.SceneManagement;

public enum States
{
    Menu = 0,
    LoadingScene = 5,
    LoadingVideo = 10,
    RaceSetup = 15,
    Race = 20
}

public class GameManager : MonoBehaviour
{

    private static GameManager _instance;
    public List<Sprite> Transports
    {
        get
        {
            return new List<Sprite> {
                Resources.Load<Sprite>("Images/metro_80x80"),
                Resources.Load<Sprite>("Images/bus_80x80"),
                Resources.Load<Sprite>("Images/deambulateur_80x80"),
                Resources.Load<Sprite>("Images/voiture_80x80"),
                Resources.Load<Sprite>("Images/lapetiterennes_80x80"),
                Resources.Load<Sprite>("Images/toutenvelo_80x80"),
                Resources.Load<Sprite>("Images/monocycle_80x80"),
                Resources.Load<Sprite>("Images/velopiste_80x80")
            };
        }
    }
    public string GameSceneName = "GameScene";
    public string MenuSceneName = "Menus";

    public string XAxisP1 = "HorizontalP1";
    public string YAxisP1 = "VerticalP1";
    public string SubmitP1 = "SubmitP1";
    public string CancelP1 = "CancelP1";
    public string XAxisP2 = "HorizontalP2";
    public string YAxisP2 = "VerticalP2";
    public string SubmitP2 = "SubmitP2";
    public string CancelP2 = "CancelP2";

    //public static GameManager Instance {get {return _instance; } }
    public static GameManager Instance
    {
        get
        {
            return _instance ?? (_instance = new GameObject("GameManager").AddComponent<GameManager>());
        }
    }

    private HUDManager hm;
    private BikeManager bm1;
    private BikeManager bm2;

    private States _status;
    public States Status { get { return _status; } }

    public HighscoreEntry EntryP1 = new HighscoreEntry { time = new TimeSpan(0, 0, 0, 28, 20) };
    public HighscoreEntry EntryP2 = new HighscoreEntry { time = new TimeSpan(0, 0, 0, 40, 20) };

    // Skins of the two players
    private int[] _skins = new int[2];

    private ConfigurationLoader conf;

    private void Awake()
    {
        // Singleton
        if (_instance != null && _instance != this)
        {
            Debug.Log("WARNING: Other instance of GameManager found.");
            Destroy(gameObject);
            return;
        }

        _instance = this;

        // Don't destroy when loading new scene
        DontDestroyOnLoad(transform.gameObject);

        conf = new ConfigurationLoader();

        _status = States.Menu;

        // TODO: Load Menu
    }

    private void Start()
    {
        // Quick Check
        if (hm == null)
            Debug.Log("ERROR: HUDManager not registered.");
        if (bm1 == null)
            Debug.Log("ERROR: BikeManager P1 not registered.");
        if (bm2 == null)
            Debug.Log("ERROR: BikeManager P2 not registered.");
    }

    public void RegisterBike(BikeManager bike, int bikeID)
    {
        if (bikeID == 0)
            bm1 = bike;
        if (bikeID == 1)
            bm2 = bike;
    }

    public void RegisterHUD(HUDManager hud)
    {
        hm = hud;
    }

    public BikeManager GetBikeManager(int bikeID)
    {
        if (bikeID == 0)
            return bm1;
        if (bikeID == 1)
            return bm2;
        return null;
    }

    public void Hello()
    {
        Debug.Log("Hello!");
    }

    public float GetRaceDistance()
    {
        return conf.distance;
    }

    public float GetRaceNormalTime()
    {
        return conf.normalTime;
    }

    public float GetBikeWheelDiameter(int bikeID)
    {
        return conf.diameters[bikeID];
    }

    public int GetSensorsCount(int bikeID)
    {
        return conf.sensors[bikeID];
    }

    public float GetVideoEnd(int videoID)
    {
        return conf.videoEnds[videoID];
    }

    public void SetSkins(int player1, int player2)
    {
        _skins[0] = player1;
        _skins[1] = player2;
    }

    public int GetSkins(int playerID)
    {
        return _skins[playerID];
    }

    // TODO: Remove once menus are ok
    void Update()
    {
        //if (Input.GetButtonDown("SubmitP1"))
        //{
        //    SetSkins(0, 1);
        //    LaunchRace();
        //}

        if (_status == States.LoadingVideo)
        {
            Debug.Log(bm1.LoadingComplete() + " " + bm2.LoadingComplete());
            if (bm1.LoadingComplete() && bm2.LoadingComplete())
            {
                Debug.Log("Videos are set up and ready to go!");
                _status = States.RaceSetup;
                StartCoroutine(SetupRace());
            }
        }
    }

    public void LaunchRace()
    {
        _status = States.LoadingScene;
        StartCoroutine(LoadGameScene());
    }

    public void DisplayMenu()
    {
        _status = States.Menu;
        StartCoroutine(LoadMenuScene());
    }

    void OnLevelFinishedLoading(Scene scene, LoadSceneMode mode)
    {
        if (_status == States.LoadingScene)
        {
            Debug.Log("Loading videos");
            _status = States.LoadingVideo;
        }
    }

    void OnEnable()
    {
        SceneManager.sceneLoaded += OnLevelFinishedLoading;
    }

    void OnDisable()
    {
        SceneManager.sceneLoaded -= OnLevelFinishedLoading;
    }

    IEnumerator SetupRace()
    {
        hm.loadingScreens.SetActive(false);
        hm.SetMessageActive(false);
        // Timer
        //yield return new WaitForSeconds(3f);
        hm.SetMessageActive(true);
        hm.SetMessage("Prêts ?");
        // Timer
        yield return new WaitForSeconds(2f);
        hm.SetMessage("Pédalez !");
        _status = States.Race;
        // Timer
        yield return new WaitForSeconds(1f);
        hm.SetMessageActive(false);
    }


    IEnumerator LoadGameScene()
    {
        return LoadScene(GameSceneName);
    }

    IEnumerator LoadMenuScene()
    {
        return LoadScene(MenuSceneName);
    }

    IEnumerator LoadScene(string sceneName)
    {
        AsyncOperation asyncLoad = SceneManager.LoadSceneAsync(sceneName);
        while (!asyncLoad.isDone)
            yield return null;
    }


}