/// <summary>
/// Add a new sync command to the queue for processing.
/// </summary>
/// <param name="sessionGroupId">The GUID that's used as the unique Id of the subject session group.</param>
/// <param name="newCmd">The new command to be appended to the queue.</param>
public void AddCommand(Guid sessionGroupId, PipelineSyncCommand newCmd)
{
using (RuntimeEntityModel context = RuntimeEntityModel.CreateInstance())
{
var sessionGroupQuery =
from sg in context.RTSessionGroupSet
where sg.GroupUniqueId.Equals(sessionGroupId)
select sg;
Debug.Assert(sessionGroupQuery.Count() == 1, "sessionGroupQuery.Count() != 1");
if (sessionGroupQuery.Count() != 1)
{
// [teyang] TODO add exception desc
throw new InvalidOperationException();
}
var rtSessionGroup = sessionGroupQuery.First();
RTOrchestrationCommand command = RTOrchestrationCommand.CreateRTOrchestrationCommand(
0, // identity column id is auto-generated
(int)newCmd,
(int)PipelineSyncCommandState.New);
command.SessionGroup = rtSessionGroup;
context.AddToRTOrchestrationCommandSet(command);
context.TrySaveChanges();
}
}