public int Create(TerminationRequest o)
{
using (var db = new BillingDbContext())
{
db.ServiceRequests.Add(o);
return(db.SaveChanges());
}
}
/******************************************************************************************
* From domain model to value object
******************************************************************************************/
public TerminationRequestDTO ToRequestDTO(TerminationRequest o)
{
var vo = new TerminationRequestDTO();
ClassCopier.Instance.Copy(o, vo);
if (o.RequestInfo != null)
{
vo.RequestInfo = ToRequestInfoDTO(o.RequestInfo);
}
if (o.Routing != null)
{
vo.Routing = ToRoutingInfoDTO(o.Routing);
}
return(vo);
}
/******************************************************************************************
* From value object to domain model
******************************************************************************************/
public TerminationRequest ToRequest(TerminationRequestDTO vo)
{
var o = new TerminationRequest();
ClassCopier.Instance.Copy(vo, o);
if (vo.RequestInfo != null)
{
o.RequestInfo = ToRequestInfo(vo.RequestInfo);
}
if (vo.Routing != null)
{
o.Routing = ToRoutingInfo(vo.Routing);
}
return(o);
}
/// <summary>
/// Processes post condition rules on an activity, and returns a sequencing request and/or a termination request.
/// </summary>
/// <param name="activity">Activity to perform post condition rules on.</param>
/// <param name="seqRequest">Sequencing request to perform based on the post condition rules, or null if none.</param>
/// <param name="termRequest">Termination request to perform based on the post condition rules, or null if none.</param>
/// <remarks>Corresponds to TB.2.2 in the SCORM 2004 Sequencing/Navigation manual, appendix C.</remarks>
private void SequencingPostConditionRules(Activity activity, out SequencingRequest? seqRequest, out TerminationRequest? termRequest)
{
seqRequest = null;
termRequest = null;
Resources.Culture = LocalizationManager.GetCurrentCulture();
if(activity.DataModel.ActivityIsSuspended)
{
return;
}
SequencingRuleAction? action = SequencingRulesCheck(activity, activity.Sequencing.PostConditionRules);
switch(action)
{
case SequencingRuleAction.Retry:
// Attempt to override any pending sequencing request with this one
m_navigator.LogSequencing(SequencingEventType.IntermediateNavigation, m_command, Resources.SequencingPostConditionRuleResult, activity.Key, Resources.SequencingPostConditionRuleRequestRetry);
seqRequest = SequencingRequest.Retry;
return;
case SequencingRuleAction.Continue:
// Attempt to override any pending sequencing request with this one
m_navigator.LogSequencing(SequencingEventType.IntermediateNavigation, m_command, Resources.SequencingPostConditionRuleResult, activity.Key, Resources.SequencingPostConditionRuleRequestContinue);
seqRequest = SequencingRequest.Continue;
return;
case SequencingRuleAction.Previous:
// Attempt to override any pending sequencing request with this one
m_navigator.LogSequencing(SequencingEventType.IntermediateNavigation, m_command, Resources.SequencingPostConditionRuleResult, activity.Key, Resources.SequencingPostConditionRuleRequestPrevious);
seqRequest = SequencingRequest.Previous;
return;
case SequencingRuleAction.ExitParent:
// Terminate the appropriate activity(s)
m_navigator.LogSequencing(SequencingEventType.IntermediateNavigation, m_command, Resources.SequencingPostConditionRuleResult, activity.Key, Resources.SequencingPostConditionRuleRequestExitParent);
termRequest = TerminationRequest.ExitParent;
return;
case SequencingRuleAction.ExitAll:
// Terminate the appropriate activity(s)
m_navigator.LogSequencing(SequencingEventType.IntermediateNavigation, m_command, Resources.SequencingPostConditionRuleResult, activity.Key, Resources.SequencingPostConditionRuleRequestExitAll);
termRequest = TerminationRequest.ExitAll;
return;
case SequencingRuleAction.RetryAll:
// Terminate all active activities and move the current activity to the root of the activity tree; then perform an 'in-process' start
m_navigator.LogSequencing(SequencingEventType.IntermediateNavigation, m_command, Resources.SequencingPostConditionRuleResult, activity.Key, Resources.SequencingPostConditionRuleRequestRetryAll);
seqRequest = SequencingRequest.Retry;
termRequest = TerminationRequest.ExitAll;
return;
}
}
SequencingRequest? ProcessTerminationRequest(TerminationRequest termRequest)
{
if(termRequest != TerminationRequest.AbandonAll && m_navigator.CurrentActivity == null)
{
throw new SequencingException(SequencingExceptionCode.TB_2_3__1);
}
// If the current activity has already been terminated, there is nothing to terminate
if((termRequest == TerminationRequest.Exit || termRequest == TerminationRequest.Abandon) &&
!m_navigator.CurrentActivity.DataModel.ActivityIsActive)
{
throw new SequencingException(SequencingExceptionCode.TB_2_3__2);
}
SequencingRequest? seqRequest = null;
switch(termRequest)
{
case TerminationRequest.Exit:
// Ensure the state of the current activity is up to date
EndAttemptProcess(m_navigator.CurrentActivity);
// Check if any of the current activity's ancestors need to terminate
SequencingExitActionRules(m_navigator.CurrentActivity);
bool processedExit;
do
{
processedExit = false;
TerminationRequest? newTermRequest;
SequencingPostConditionRules(m_navigator.CurrentActivity, out seqRequest, out newTermRequest);
if(newTermRequest == TerminationRequest.ExitAll)
{
// Process an Exit All Termination Request
goto exitAllLabel;
}
else if(newTermRequest == TerminationRequest.ExitParent)
{
// If we exit the parent of the current activity, move
// the current activity to the parent of the current activity.
if(m_navigator.CurrentActivity == m_navigator.RootActivity)
{
// The root of the activity tree does not have a parent to exit
throw new SequencingException(SequencingExceptionCode.TB_2_3__4);
}
m_navigator.CurrentActivity = m_navigator.CurrentActivity.Parent;
EndAttemptProcess(m_navigator.CurrentActivity);
processedExit = true;
}
else
{
// If the attempt on the root of the Activity Tree is ending without a
// Retry, the Sequencing Session also ends
if(m_navigator.CurrentActivity == m_navigator.RootActivity && seqRequest != SequencingRequest.Retry)
{
seqRequest = SequencingRequest.Exit;
}
}
} while(processedExit);
break;
case TerminationRequest.ExitAll:
exitAllLabel:
if(m_navigator.CurrentActivity.DataModel.ActivityIsActive)
{
EndAttemptProcess(m_navigator.CurrentActivity);
}
TerminateDescendentAttempts(m_navigator.CurrentActivity, m_navigator.RootActivity);
EndAttemptProcess(m_navigator.RootActivity);
m_navigator.CurrentActivity = m_navigator.RootActivity;
if(seqRequest == null)
{
seqRequest = SequencingRequest.Exit;
}
break;
case TerminationRequest.SuspendAll:
// If the current activity is active or already suspended, suspend it and all of its descendents
if(m_navigator.CurrentActivity.DataModel.ActivityIsActive || m_navigator.CurrentActivity.DataModel.ActivityIsSuspended)
{
m_navigator.SuspendedActivity = m_navigator.CurrentActivity;
}
else
{
// Make sure the current activity is not the root of the activity tree
if(m_navigator.CurrentActivity != m_navigator.RootActivity)
{
m_navigator.SuspendedActivity = m_navigator.CurrentActivity.Parent;
}
else
{
// Nothing to suspend
throw new SequencingException(SequencingExceptionCode.TB_2_3__3);
}
}
for(Activity a = m_navigator.SuspendedActivity ; a != null ; a = a.Parent)
{
a.DataModel.ActivityIsSuspended = true;
a.DataModel.ActivityIsActive = false;
ExtendedRollup(a);
}
if(m_navigator.SuspendedActivity.IsLeaf)
{
FinalizeDataModelPriorToExit(m_navigator.SuspendedActivity);
}
m_navigator.CurrentActivity = m_navigator.RootActivity;
seqRequest = SequencingRequest.Exit;
break;
case TerminationRequest.Abandon:
m_navigator.CurrentActivity.DataModel.ActivityIsActive = false;
ExtendedRollup(m_navigator.CurrentActivity);
break;
case TerminationRequest.AbandonAll:
for(Activity a = m_navigator.CurrentActivity ; a != null ; a = a.Parent)
{
a.DataModel.ActivityIsActive = false;
ExtendedRollup(a);
}
m_navigator.CurrentActivity = m_navigator.RootActivity;
seqRequest = SequencingRequest.Exit;
break;
}
return seqRequest;
}
private void ProcessNavigationRequest(Activity destination, out SequencingRequest? seqRequest,
out TerminationRequest? termRequest)
{
seqRequest = null;
termRequest = null;
switch(m_command)
{
case NavigationCommand.Abandon:
if(m_navigator.CurrentActivity != null)
{
if(m_navigator.CurrentActivity.DataModel.ActivityIsActive)
{
termRequest = TerminationRequest.Abandon;
seqRequest = SequencingRequest.Exit;
}
else
{
throw new SequencingException(SequencingExceptionCode.NB_2_1__12);
}
}
else
{
throw new SequencingException(SequencingExceptionCode.NB_2_1__2);
}
break;
case NavigationCommand.AbandonAll:
// the check for CurrentActivity != null was removed
// so this function should always succeed
termRequest = TerminationRequest.AbandonAll;
seqRequest = SequencingRequest.Exit;
break;
case NavigationCommand.Choose:
if(destination == m_navigator.RootActivity || destination.Parent.Sequencing.Choice)
{
if(m_navigator.CurrentActivity == null)
{
seqRequest = SequencingRequest.Choice;
return;
}
// We are always allowed to choose a sibling of the current activity - INCORRECT DESPITE BEING IN THE SCORM PSEUDOCODE
// if(destination.Parent != m_navigator.CurrentActivity.Parent)
{
// The common ancestor will not terminate as a result of processing the choice sequencing request,
// unless the common ancestor is the CurrentActivity - the current activity should always
// be included in the activity path
Activity ancestor = FindCommonAncestor(m_navigator.CurrentActivity, destination);
Activity final;
if(ancestor == m_navigator.CurrentActivity)
{
final = ancestor.Parent;
}
else
{
final = ancestor;
}
// Make sure that 'choosing' the target will not force an active activity to terminate,
// if that activity does not allow choice to terminate it
for(Activity a = m_navigator.CurrentActivity ; a != final ; a = a.Parent)
{
if(a.DataModel.ActivityIsActive && !a.Sequencing.ChoiceExit)
{
throw new SequencingException(SequencingExceptionCode.NB_2_1__8);
}
}
}
if(m_navigator.CurrentActivity.DataModel.ActivityIsActive)
{
termRequest = TerminationRequest.Exit;
}
seqRequest = SequencingRequest.Choice;
}
else
{
throw new SequencingException(SequencingExceptionCode.NB_2_1__10);
}
break;
case NavigationCommand.Continue:
if(m_navigator.CurrentActivity == null)
{
throw new SequencingException(SequencingExceptionCode.NB_2_1__2);
}
// Validate that a 'flow' sequencing request can be processed from the current activity
if(m_navigator.CurrentActivity != m_navigator.RootActivity && m_navigator.CurrentActivity.Parent.Sequencing.Flow)
{
seqRequest = SequencingRequest.Continue;
// If the current activity has not been terminated, terminate the current the activity
if(m_navigator.CurrentActivity.DataModel.ActivityIsActive)
{
termRequest = TerminationRequest.Exit;
}
}
else
{
// Flow is not enabled or the current activity is the root of the activity tree
throw new SequencingException(SequencingExceptionCode.NB_2_1__4);
}
break;
case NavigationCommand.ExitAll:
if(m_navigator.CurrentActivity != null)
{
// If the sequencing session has already begun, unconditionally terminate all active activities
termRequest = TerminationRequest.ExitAll;
seqRequest = SequencingRequest.Exit;
}
else
{
throw new SequencingException(SequencingExceptionCode.NB_2_1__2);
}
break;
case NavigationCommand.Previous:
if(m_navigator.CurrentActivity == null)
{
throw new SequencingException(SequencingExceptionCode.NB_2_1__2);
}
// Validate that a 'flow' sequencing request can be processed from the current activity
if(m_navigator.CurrentActivity != m_navigator.RootActivity)
{
if(m_navigator.CurrentActivity.Parent.Sequencing.Flow && !m_navigator.CurrentActivity.Parent.Sequencing.ForwardOnly)
{
seqRequest = SequencingRequest.Previous;
// If the current activity has not been terminated, terminate the current the activity
if(m_navigator.CurrentActivity.DataModel.ActivityIsActive)
{
termRequest = TerminationRequest.Exit;
}
}
else
{
// Violates control mode
throw new SequencingException(SequencingExceptionCode.NB_2_1__5);
}
}
else
{
// // Cannot move backward from the root of the activity tree
throw new SequencingException(SequencingExceptionCode.NB_2_1__6);
}
break;
case NavigationCommand.ResumeAll:
if(m_navigator.CurrentActivity == null)
{
if(m_navigator.SuspendedActivity != null)
{
seqRequest = SequencingRequest.ResumeAll;
}
else
{
throw new SequencingException(SequencingExceptionCode.NB_2_1__3);
}
}
else
{
throw new SequencingException(SequencingExceptionCode.NB_2_1__1);
}
break;
case NavigationCommand.Start:
if(m_navigator.CurrentActivity != null)
{
throw new SequencingException(SequencingExceptionCode.NB_2_1__1);
}
seqRequest = SequencingRequest.Start;
break;
case NavigationCommand.SuspendAll:
if(m_navigator.CurrentActivity != null)
{
termRequest = TerminationRequest.SuspendAll;
seqRequest = SequencingRequest.Exit;
}
else
{
throw new SequencingException(SequencingExceptionCode.NB_2_1__2);
}
break;
case NavigationCommand.UnqualifiedExit:
if(m_navigator.CurrentActivity == null)
{
throw new SequencingException(SequencingExceptionCode.NB_2_1__2);
}
if(m_navigator.CurrentActivity.DataModel.ActivityIsActive)
{
termRequest = TerminationRequest.Exit;
seqRequest = SequencingRequest.Exit;
}
else
{
throw new SequencingException(SequencingExceptionCode.NB_2_1__12);
}
break;
default:
throw new LearningComponentsInternalException("SSN0001");
}
}
public int Update(TerminationRequest o)
{
using (var db = new BillingDbContext())
{
var ori = Select(o.No, true);
if (ori == null)
{
return(0);
}
if (o.RequestInfo != null)
{
var ri = o.RequestInfo;
if (ri.No == 0)
{
ori.RequestInfo = ri;
db.Entry(ri).State = EntityState.Added;
}
else
{
db.RequestInfos.Attach(ori.RequestInfo);
ClassCopier.Instance.Copy(ri, ori.RequestInfo);
if (ri.Terminations.Count > 0)
{
var list1 = ri.Terminations;
foreach (var ti in list1)
{
if (ti.No == 0)
{
ori.RequestInfo.Terminations.Add(ti);
db.Entry(ti).State = EntityState.Added;
}
else
{
var list2 = ori.RequestInfo.Terminations;
var term = list2.Find(x => x.No == ti.No);
db.Terminations.Attach(term);
db.Entry(term).CurrentValues.SetValues(ti);
db.Entry(term).State = EntityState.Modified;
}
}
}
}
}
if (o.Routing != null)
{
var ri = o.Routing;
if (ri.No == 0)
{
ori.Routing = ri;
db.Entry(ri).State = EntityState.Added;
}
else
{
ClassCopier.Instance.Copy(o.Routing, ori.Routing);
db.Entry(ori.Routing).State = EntityState.Modified;
if (ri.Routings.Count > 0)
{
var list2 = ri.Routings;
foreach (var ri1 in list2)
{
if (ri1.No == 0)
{
ori.Routing.Routings.Add(ri1);
db.Entry(ri1).State = EntityState.Added;
}
else
{
var oriri = ori.Routing.Routings.Find(x => x.No == ri1.No);
db.RoutingItems.Attach(oriri);
db.Entry(oriri).CurrentValues.SetValues(ri1);
db.Entry(oriri).State = EntityState.Modified;
}
}
}
if (ri.Terminations.Count > 0)
{
var list3 = ri.Terminations;
foreach (var ti in list3)
{
if (ti.No == 0)
{
ori.Routing.Terminations.Add(ti);
db.Entry(ti).State = EntityState.Added;
}
else
{
var oriti = ori.Routing.Terminations.Find(y => y.No == ti.No);
db.Terminations.Attach(oriti);
if (ti.TerminatedContract != null)
{
var tc = ti.TerminatedContract;
if (tc.No == 0)
{
oriti.TerminatedContract = tc;
db.Entry(tc).State = EntityState.Added;
}
else
{
db.Entry(oriti.TerminatedContract).CurrentValues.SetValues(tc);
db.Entry(tc).State = EntityState.Modified;
}
}
}
}
}
}
}
db.Entry(o).State = EntityState.Modified;
return(db.SaveChanges());
}
}