public void ShowAvailableGames()
{
connectDialog.SetActive(true);
hostJoinButtons.SetActive(false);
firebaseDatabaseReference.Child("games").Child("pending").GetValueAsync()
.ContinueWith(task => {
if (task.IsFaulted)
{
// Handle the error...
}
else if (task.IsCompleted)
{
// Get availableGames from snapshot
DataSnapshot snapshot = task.Result;
IEnumerable <DataSnapshot> snapChildren = snapshot.Children;
foreach (DataSnapshot child in snapChildren)
{
MultiplayerInstance availableGame = JsonUtility.FromJson <MultiplayerInstance>(child.GetRawJsonValue());
// Display availableGame item
GameObject availableGameItem = Instantiate(availableGamePrefab) as GameObject;
availableGameItem.transform.SetParent(availableGamesContainer);
availableGameItem.GetComponentInChildren <Text>().text = availableGame.gameKey;
}
}
});
}
public void JoinGame(string joinGameID)
{
// Join MultiplayerInstance for firebase, set GameManager vars
DatabaseReference newGameReference = firebaseDatabaseReference.Child("games").Child("pending").Child(joinGameID);
newGameReference.GetValueAsync()
.ContinueWith(task =>
{
if (task.IsFaulted)
{
// Handle the error...
}
else if (task.IsCompleted)
{
// Get availableGames from snapshot
DataSnapshot snapshot = task.Result;
MultiplayerInstance joinGameGame = JsonUtility.FromJson <MultiplayerInstance>(snapshot.GetRawJsonValue());
joinGameGame.playersList.Add(PLAYER_ID);
string joinGameJson = JsonUtility.ToJson(joinGameGame);
newGameReference.SetRawJsonValueAsync(joinGameJson);
// Listen for a Joiner
newGameReference.ValueChanged += FirebaseReadyGameListener;
GAME_ID = joinGameID;
PLAYER_TEAM = 1;
}
});
}
void FirebaseReadyGameListener(object sender, ValueChangedEventArgs args)
{
if (args.DatabaseError != null)
{
Debug.LogError(args.DatabaseError.Message);
return;
}
// Delete pending game and start game in client
MultiplayerInstance joinedGame = JsonUtility.FromJson <MultiplayerInstance>(args.Snapshot.GetRawJsonValue());
if (joinedGame.isStarted == true)
{
// Set isStarted to true in pending game
firebaseDatabaseReference.Child("games").Child("pending").Child(GAME_ID).RemoveValueAsync();
// Remove gameReady listener
firebaseDatabaseReference.Child("games").Child("pending").Child(GAME_ID).ValueChanged -= FirebaseReadyGameListener;
// GOTO game
GoToGame();
}
}
// Host / Join functions
public void HostGame()
{
connectDialog.SetActive(true);
hostJoinButtons.SetActive(false);
// Create MultiplayerInstance for firebase, set GameManager vars
DatabaseReference pendingGameReference = firebaseDatabaseReference.Child("games").Child("pending").Push();
string referenceKey = pendingGameReference.Key;
GAME_ID = referenceKey;
PLAYER_TEAM = 0;
List <string> newPlayerList = new List <string>();
newPlayerList.Add(PLAYER_ID);
MultiplayerInstance newGame = new MultiplayerInstance(false, referenceKey, newPlayerList);
string newGameJson = JsonUtility.ToJson(newGame);
pendingGameReference.SetRawJsonValueAsync(newGameJson);
// Listen for a Joiner
pendingGameReference.ValueChanged += FirebaseJoinListener;
}
// Firebase listeners
void FirebaseJoinListener(object sender, ValueChangedEventArgs args)
{
if (args.DatabaseError != null)
{
Debug.LogError(args.DatabaseError.Message);
return;
}
// Set isStarted to true and start game instance in host client
MultiplayerInstance joinedGame = JsonUtility.FromJson <MultiplayerInstance>(args.Snapshot.GetRawJsonValue());
if (joinedGame.playersList.Count >= 2)
{
// Set isStarted to true in pending game
firebaseDatabaseReference.Child("games").Child("pending").Child(GAME_ID).Child("isStarted").SetValueAsync(true);
// Remove Joiner listener
firebaseDatabaseReference.Child("games").Child("pending").Child(GAME_ID).ValueChanged -= FirebaseJoinListener;
// Create game in active node
string joinedGameJson = JsonUtility.ToJson(joinedGame);
firebaseDatabaseReference.Child("games").Child("active").Child(GAME_ID).SetRawJsonValueAsync(joinedGameJson);
// GOTO game
GoToGame();
}
}
