public void Subscribe(string subscriptionType, List <string> channelParams, IRedisCallbackBL bl, int?databaseId = null)
{
string dbId = databaseId.HasValue ? databaseId.Value.ToString() : "*";
var subscriber = _redisConnection.GetSubscriber();
subscriber.Subscribe($"__{subscriptionType}@{dbId}__:*", (channel, value) =>
{
foreach (string param in channelParams)
{
Regex regex = new Regex($"__{subscriptionType}@(\\d)__:{param}");
var match = regex.Match(channel);
if (!match.Success)
{
break;
}
int.TryParse(match.Groups[1].Value, out int sourceDatabaseId);
try
{
if ((string)channel == $"__{subscriptionType}@{sourceDatabaseId}__:{param}")
{
bl.KeyEventHandler(param, value, sourceDatabaseId);
}
}
catch (Exception ex)
{
}
}
});
}
private void Subscribe(string subscriptionType, string channelParam, IRedisCallbackBL bl)
{
_subscriber.Subscribe($"__{subscriptionType}@{Configuration.DatabaseId}__:{channelParam}", (channel, value) =>
{
Task.Run(() => bl.HandleEvent(channelParam, value))
.ContinueWith(task =>
{
if (task.IsFaulted)
{
//TODO: write a log for error
}
})
.ConfigureAwait(false);
});
}
public void SubscribeToKeyEventNotifications(RedisEventType eventType, IRedisCallbackBL bl)
{
Subscribe(SubscriptionType.Keyspace, eventType.ToString(), bl);
}
public void SubscribeToKeySpaceNotifications(string key, IRedisCallbackBL bl)
{
Subscribe(SubscriptionType.Keyevent, key, bl);
}
