private Task <int> GetNumberOfListeners(EntityChanged message)
{
var entityChanged = ExtendedEntityChanged.Create(message, false);
if (String.IsNullOrEmpty(entityChanged.OrganizationId))
{
return(Task.FromResult(1)); // Return 1 as we have no idea if people are listening.
}
return(_connectionMapping.GetGroupConnectionCountAsync(entityChanged.OrganizationId));
}
private async Task OnEntityChangedAsync(EntityChanged ec, CancellationToken cancellationToken = default)
{
if (ec == null)
{
return;
}
var entityChanged = ExtendedEntityChanged.Create(ec);
if (UserTypeName == entityChanged.Type)
{
// It's pointless to send a user added message to the new user.
if (entityChanged.ChangeType == ChangeType.Added)
{
_logger.LogTrace("Ignoring {UserTypeName} message for added user: {user}.", UserTypeName, entityChanged.Id);
return;
}
var userConnectionIds = await _connectionMapping.GetUserIdConnectionsAsync(entityChanged.Id);
_logger.LogTrace("Sending {UserTypeName} message to user: {user} (to {UserConnectionCount} connections)", UserTypeName, entityChanged.Id, userConnectionIds.Count);
foreach (string connectionId in userConnectionIds)
{
await TypedSendAsync(connectionId, entityChanged);
}
return;
}
// Only allow specific token messages to be sent down to the client.
if (TokenTypeName == entityChanged.Type)
{
string userId = entityChanged.Data.GetValueOrDefault <string>(ExtendedEntityChanged.KnownKeys.UserId);
if (userId != null)
{
var userConnectionIds = await _connectionMapping.GetUserIdConnectionsAsync(userId);
_logger.LogTrace("Sending {TokenTypeName} message for added user: {user} (to {UserConnectionCount} connections)", TokenTypeName, userId, userConnectionIds.Count);
foreach (string connectionId in userConnectionIds)
{
await TypedSendAsync(connectionId, entityChanged);
}
return;
}
if (entityChanged.Data.GetValueOrDefault <bool>(ExtendedEntityChanged.KnownKeys.IsAuthenticationToken))
{
_logger.LogTrace("Ignoring {TokenTypeName} Authentication Token message: {user}.", TokenTypeName, entityChanged.Id);
return;
}
entityChanged.Data.Clear();
}
if (!String.IsNullOrEmpty(entityChanged.OrganizationId))
{
_logger.LogTrace("Sending {MessageType} message to organization: {organization}", entityChanged.Type, entityChanged.OrganizationId);
await GroupSendAsync(entityChanged.OrganizationId, entityChanged);
}
}