public async Task <IReadOnlyCollection <ChatMessage> > LastMessages(uint count, CancellationToken token = default)
{
var messages = await database.ListRangeAsync(chatKey, 0, count);
return(messages.Where(mes => mes.HasValue)
.Select(mes => RedisChatMessageSerializer.FromString(chatRoom, mes.ToString())).ToArray());
}
public async Task <ChatMessage> ReceiveMessage(CancellationToken token = default)
{
var incoming = await messageQueue.ReadAsync(token);
return(RedisChatMessageSerializer.FromString(chatRoom, incoming.Message));
}
public Task AddMessage(ChatMessage message, CancellationToken token = default)
{
return(subscriber.PublishAsync(roomKey, RedisChatMessageSerializer.AsString(message)));
}
public async Task TrackMessage(ChatMessage chatMessage, CancellationToken token = default)
{
await database.ListLeftPushAsync(chatKey, RedisChatMessageSerializer.AsString(chatMessage));
await database.ListTrimAsync(chatKey, 0, historyLength);
}
