public async Task <TResponse> Handle(
TRequest request,
CancellationToken cancellationToken,
RequestHandlerDelegate <TResponse> next)
{
var courseId = _descriptor.GetCourseId(request);
var providerId = await _providerOwnershipCache.GetProviderForCourse(courseId);
if (providerId == null)
{
throw new ResourceDoesNotExistException(ResourceType.Course, courseId);
}
if (IsAuthorized(providerId))
{
var providerInfo = await _providerInfoCache.GetProviderInfo(providerId.Value);
_providerContextProvider.SetProviderContext(new ProviderContext(providerInfo));
return(await next());
}
else
{
throw new NotAuthorizedException();
}
}
private async Task <int> GetUkprnForCourse(Guid courseId)
{
var providerId = await _providerOwnershipCache.GetProviderForCourse(courseId);
if (!providerId.HasValue)
{
throw new ResourceDoesNotExistException(ResourceType.Course, courseId);
}
var providerInfo = await _providerInfoCache.GetProviderInfo(providerId.Value);
return(providerInfo.Ukprn);
}
public async Task <OneOf <ModelWithErrors <ViewModel>, SuccessViewModel> > Handle(Command request, CancellationToken cancellationToken)
{
var(course, courseRun) = await GetCourseAndCourseRun(request.CourseId, request.CourseRunId);
if (!request.Confirm)
{
var vm = await CreateViewModel(course, courseRun);
var validationResult = new ValidationResult(new[]
{
new ValidationFailure(nameof(request.Confirm), "Confirm you want to delete the course")
});
return(new ModelWithErrors <ViewModel>(vm, validationResult));
}
var providerId = (await _providerOwnershipCache.GetProviderForCourse(request.CourseId)).Value;
await _sqlQueryDispatcher.ExecuteQuery(new DeleteCourseRunQuery()
{
CourseId = request.CourseId,
CourseRunId = request.CourseRunId,
DeletedBy = _currentUserProvider.GetCurrentUser(),
DeletedOn = _clock.UtcNow,
});
// The next page needs this info - stash it in the JourneyModel
// since it will no longer able to query for it.
_journeyInstance.UpdateState(new JourneyModel()
{
CourseName = courseRun.CourseName,
ProviderId = providerId
});
_journeyInstance.Complete();
return(new SuccessViewModel()
{
CourseId = request.CourseId,
CourseRunId = request.CourseRunId,
CourseName = courseRun.CourseName
});
}
