internal void AddAction(Action action)
{
EdmAction edmAction;
EdmEntityContainer entityContainer = (EdmEntityContainer)EntityContainer;
IEdmTypeReference edmTypeReference = GetNotEntityTypeReference(action.ReturnType);
if (edmTypeReference == null)
{
edmTypeReference = GetCollectionNotEntityTypeReference(action.ReturnType);
}
if (edmTypeReference != null)
{
edmAction = new EdmAction(DefaultNamespace, action.Name, edmTypeReference);
entityContainer.AddActionImport(edmAction);
}
else if (action.ReturnType == typeof(void))
{
edmAction = new EdmAction(DefaultNamespace, action.Name, null);
entityContainer.AddActionImport(edmAction);
}
else
{
IEdmTypeReference returnEdmTypeReference = GetEdmTypeReference(action.ReturnType, out IEdmEntityType returnEntityType, out bool isCollection);
if (returnEntityType == null)
{
throw new ArgumentNullException("Тип возвращаемого результата action не найден в модели OData.");
}
edmAction = new EdmAction(DefaultNamespace, action.Name, returnEdmTypeReference);
edmAction.AddParameter("bindingParameter", returnEdmTypeReference);
entityContainer.AddActionImport(action.Name, edmAction, new EdmEntitySetReferenceExpression(GetEdmEntitySet(returnEntityType)));
}
AddElement(edmAction);
foreach (var parameter in action.ParametersTypes.Keys)
{
Type paramType = action.ParametersTypes[parameter];
edmTypeReference = GetEdmTypeReference(paramType, out IEdmEntityType entityType, out bool isCollection);
if (edmTypeReference == null)
{
edmTypeReference = GetNotEntityTypeReference(paramType);
if (edmTypeReference == null)
{
edmTypeReference = GetCollectionNotEntityTypeReference(paramType);
}
}
if (edmTypeReference != null)
{
edmAction.AddParameter(parameter, edmTypeReference);
}
}
}
private IHttpActionResult ExecuteAction(ODataActionParameters parameters)
{
ODataPath odataPath = Request.ODataProperties().Path;
UnboundActionPathSegment segment = odataPath.Segments[odataPath.Segments.Count - 1] as UnboundActionPathSegment;
if (segment == null || !_functions.IsRegistered(segment.ActionName))
{
return(SetResult("Action not found"));
}
Action action = _functions.GetFunction(segment.ActionName) as Action;
if (action == null)
{
return(SetResult("Action not found"));
}
QueryParameters queryParameters = new QueryParameters(this);
queryParameters.Count = null;
queryParameters.Request = Request;
queryParameters.RequestBody = (string)Request.Properties[PostPatchHandler.RequestContent];
var result = action.Handler(queryParameters, parameters);
if (action.ReturnType == typeof(void))
{
return(Ok());
}
if (result == null)
{
return(SetResult("Result is null."));
}
if (result is DataObject)
{
var entityType = _model.GetEdmEntityType(result.GetType());
return(SetResult(GetEdmObject(entityType, result, 1, null)));
}
if (!(result is string) && result is IEnumerable)
{
Type type = null;
if (result.GetType().IsGenericType)
{
Type[] args = result.GetType().GetGenericArguments();
if (args.Length == 1)
{
type = args[0];
}
}
if (result.GetType().IsArray)
{
type = result.GetType().GetElementType();
}
if (type != null && (type.IsSubclassOf(typeof(DataObject)) || type == typeof(DataObject)))
{
var coll = GetEdmCollection((IEnumerable)result, type, 1, null);
return(SetResult(coll));
}
}
return(SetResultPrimitive(result.GetType(), result));
}
