Snaparazzi/Assets/Scripts/GameManager.cs

using System.Collections;
using System.Collections.Generic;
using Firebase.Database;
using Firebase.Extensions;
using TMPro;
using UnityEngine;
using UnityEngine.UI;

/// <summary>
/// This is the game state manager on the phone side
/// </summary>
public class GameManager : MonoBehaviour
{
    private GameState currentState;
    private List<Player> players = new List<Player>();

    public float explanationTime = 4f;
    private float currentExplanationTime = 0;

    public InputField roomCodeField;
    public TextMeshProUGUI roomError;
    public InputField playerNameField;
    public TextMeshProUGUI nameError;

    private DatabaseReference realtimeDB;
    private Room myRoom;

    private void Awake()
    {
        FirebaseInitializer.Instance.onFirebaseReady += Initialize;
    }

    private void Start()
    {
        currentExplanationTime = explanationTime;
    }

    public GameState GetCurrentState()
    {
        return currentState;
    }

    private void Initialize()
    {
        FirebaseInitializer.Instance.onFirebaseReady -= Initialize;
        realtimeDB = FirebaseDatabase.DefaultInstance.RootReference;
        Debug.Log("Realtime DB initialized");

        //TODO MARINE : enable the submit button here. Disabled it at start
    }

    /// <summary>
    /// Send your name and game room to the server
    /// </summary>
    public void PlayerValidateNameAndServerRoom(string _name, string _code)
    {
        //check if the room exists, if not display an error message
        realtimeDB.Child("rooms").Child(_code).GetValueAsync().ContinueWithOnMainThread(task =>
        {
            if (task.IsFaulted)
            {
                Debug.LogException(task.Exception);
            }
            else if (task.IsCompleted)
            {
                DataSnapshot snapshot = task.Result;
                if (snapshot == null)
                {
                    Debug.LogError("The room doesn't exists");
                    roomError.text = "Error: the room doesn't exists";
                    roomError.gameObject.SetActive(true);
                }
                else
                {
                    myRoom = JsonUtility.FromJson<Room>(snapshot.GetRawJsonValue());
                    realtimeDB.Child("rooms").Child(_code).ChildChanged += OnRoomUpdate;
                }
            }
        });

        //if succeed, then the player to the server

        //if succeed, change the state and change page
        currentState = GameState.WaitingForOtherPlayersToJoin;
    }

    /// <summary>
    /// Call this only by the first player
    /// </summary>
    public void StartGame()
    {

    }

    /// <summary>
    /// Dislay on the screen the current prompt ask to you and another player
    /// Also show all the camera stuff
    /// </summary>
    /// <param name="_prompt">The prompt to display</param>
    public void MakeAProposition(Prompt _prompt)
    {

    }

    /// <summary>
    /// Create a proposition from the picture taken and send it to server.
    /// Then go to next proposition (if any) or the page "WaitingForOtherPlayers"
    /// </summary>
    public void SubmitProposition()
    {
        Proposition temp = new Proposition();

    }

    /// <summary>
    /// Display the voting page
    /// </summary>
    public void StartToVote()
    {

    }

    /// <summary>
    /// Choose one result and send it to the server
    /// Then go to the next vote (if any) or to the page "WaitingForOtherPlayers"
    /// </summary>
    public void Vote()
    {

    }

    /// <summary>
    /// Display the UI of the end screen
    /// </summary>
    public void DisplayEndScreen()
    {

    }

    /// <summary>
    /// Automatically called when something change in your room
    /// </summary>
    private void OnRoomUpdate(object sender, ChildChangedEventArgs e)
    {
        myRoom = JsonUtility.FromJson<Room>(e.Snapshot.GetRawJsonValue());

    }

}

public enum GameState
{
    EnteringName,
    WaitingForOtherPlayersToJoin,
    Explanation,
    MakeProposition,
    PropositionsSent,
    WaitingForOtherPlayers,
    VotingTime,
    Ending
}