public List <TEvent> DeleteAll(string deviceId, IEnumerable <Guid> messagesIds)
{
/*var transaction = cache.CreateTransaction();
* HashSet<Guid> idSet = new HashSet<Guid>(messagesIds);
* var items = (await transaction.ListRangeAsync(deviceId).ConfigureAwait(false)) ?? new RedisValue[0];
*
* if (items.Length < 1) //nothing to remove, it's empty
* {
* await transaction.ExecuteAsync();
* return;
* }
*
* var notAckMessagesYet = new List<RedisValue>(items.Length);
* foreach (var item in items)
* {
* var msg = RedisExtensions.Deserialize<Message>(item);
* if (!idSet.Contains(msg.MessageId))
* {
* notAckMessagesYet.Add(item);
* }
* }
*
* if (notAckMessagesYet.Count == items.Length) //it's not empty but nothing to remove.
* {
* await transaction.ExecuteAsync();
* return;
* }
*
* //delete the key and fill it again with a new list
* await transaction.KeyDeleteAsync(deviceId).ConfigureAwait(false);
* await transaction.ListRightPushAsync(deviceId, notAckMessagesYet.ToArray()).ConfigureAwait(false);
* await transaction.ExecuteAsync().ConfigureAwait(false);*/
HashSet <Guid> idSet = new HashSet <Guid>(messagesIds);
var items = cache.ListRange(KeyPrefix + deviceId) ?? new RedisValue[0];
if (items.Length < 1) //nothing to remove, it's empty
{
return(new List <TEvent>(0));
}
var notAckMessagesYet = new List <RedisValue>(items.Length);
foreach (var item in items)
{
var msg = RedisExtensions.Deserialize <Event>(item);
if (!idSet.Contains(msg.EventId))
{
notAckMessagesYet.Add(item);
}
}
if (notAckMessagesYet.Count == items.Length) //it's not empty but nothing to remove.
{
return(new List <TEvent>(0));
}
//delete the key and fill it again with a new list
cache.KeyDelete(KeyPrefix + deviceId);
cache.ListRightPush(KeyPrefix + deviceId, notAckMessagesYet.ToArray(), flags: CommandFlags.FireAndForget);
return(notAckMessagesYet.Select(i => RedisExtensions.Deserialize <TEvent>(i)).ToList());
}
public List <TEvent> GetAll(string receiverDeviceId)
{
var items = cache.ListRange(KeyPrefix + receiverDeviceId) ?? new RedisValue[0];
return(items.Select(i => RedisExtensions.Deserialize <TEvent>(i)).ToList());
}
public void Add(TEvent e)
{
cache.ListRightPush(KeyPrefix + e.ReceiverDeviceId, RedisExtensions.Serialize(e), flags: CommandFlags.FireAndForget);
}
public void UpdateOrCreateGroup(GroupChat chat)
{
_cache.Set(GroupsKeyPrefix + chat.GroupId.ToString(), RedisExtensions.Serialize(chat));
}