public async Task <UpsertResourceResponse> Handle(UpsertResourceRequest request, CancellationToken cancellationToken, RequestHandlerDelegate <UpsertResourceResponse> next)
{
// if the resource type being updated is a SearchParameter, then we want to query the previous version before it is changed
// because we will need to the Url property to update the definition in the SearchParameterDefinitionManager
// and the user could be changing the Url as part of this update
if (request.Resource.InstanceType.Equals(KnownResourceTypes.SearchParameter, StringComparison.Ordinal))
{
var resourceKey = new ResourceKey(request.Resource.InstanceType, request.Resource.Id, request.Resource.VersionId);
ResourceWrapper prevSearchParamResource = await _fhirDataStore.GetAsync(resourceKey, cancellationToken);
if (prevSearchParamResource != null)
{
// Update the SearchParameterDefinitionManager with the new SearchParameter in order to validate any changes
// to the fhirpath or the datatype
await _searchParameterOperations.UpdateSearchParameterAsync(request.Resource.Instance, prevSearchParamResource.RawResource, cancellationToken);
}
else
{
await _searchParameterOperations.AddSearchParameterAsync(request.Resource.Instance, cancellationToken);
}
}
// Now allow the resource to updated per the normal behavior
return(await next());
}
public async Task <UpsertResourceResponse> Handle(UpsertResourceRequest request, CancellationToken cancellationToken, RequestHandlerDelegate <UpsertResourceResponse> next)
{
ResourceWrapper prevSearchParamResource = null;
bool isSearchParameter = false;
// if the resource type being updated is a SearchParaemter, then we want to query the previous version before it is changed
// because we will need to the Url property to update the definition in the SearchParameterDefinitionManager
// and the user could be changing the Url as part of this update
if (request.Resource.InstanceType.Equals(KnownResourceTypes.SearchParameter, StringComparison.Ordinal))
{
isSearchParameter = true;
var resourceKey = new ResourceKey(request.Resource.InstanceType, request.Resource.Id, request.Resource.VersionId);
prevSearchParamResource = await _fhirDataStore.GetAsync(resourceKey, cancellationToken);
}
// Now allow the resource to updated per the normal behavior
var response = await next();
if (isSearchParameter)
{
// Once the SearchParameter resource is update in the data store, we will update
// the metadata in the SearchParameterDefinitionManager
await _searchParameterOperations.UpdateSearchParameterAsync(request.Resource.Instance, prevSearchParamResource.RawResource);
}
return(response);
}