public IObservable <MatchmakingResult> Matchmake()
{
return(m_HubConnection.InvokeAsync <string>(nameof(ReplicationHub.OnMatchmake))
.ToObservable()
.Take(1)
.DoOnSubscribe(() =>
{
m_PeerStatus.Value = new PeerStatus()
{
isConnected = true,
isMatchmaking = true,
isInGame = false
};
})
.SelectMany(gameId =>
{
return games.ToObservable()
.Merge(m_Games.ObserveAdd().Select(added => added.Value))
.Where(game => game.gameId == gameId);
})
.Do(game =>
{
m_PeerStatus.Value = new PeerStatus()
{
isConnected = true,
isMatchmaking = false,
isInGame = true
};
})
.Select(game => new MatchmakingResult()
{
gameContext = game
})
.Take(1));
}
/// <summary>
/// Iterates through the collection on subscription, and then pumps add and replace events.
/// </summary>
/// <param name="collection"></param>
/// <typeparam name="T"></typeparam>
/// <returns></returns>
public static IObservable <T> Observe <T>(this IReadOnlyReactiveCollection <T> collection)
{
return(Observable.Merge(
collection.ToObservable(),
collection.ObserveAdd().Select(e => e.Value),
collection.ObserveReplace().Select(e => e.NewValue)));
}
public static IObservable <T> ToObservableAndAdded <T>(this IReadOnlyReactiveCollection <T> collection)
{
return(collection.ToObservable()
.Merge(collection
.ObserveAdd()
.Select(added => added.Value)));
}
