Ejemplo n.º 1
0
        private static IEdmModel BuildModel(JObject viewObject, out IList<string> fieldsToIgnore)
        {
            var model = new EdmModel();
            fieldsToIgnore = new List<string>();

            var name = viewObject.PrimitivePropertyValue<string>("name");
            name = name.Replace(' ', '_');

            var entityType = new EdmEntityType(false, false, null, "OData4Socrata", name,
                                               Enumerable.Empty<IEdmStructuralProperty>());
            var entitySet = new EdmEntitySet(name, entityType);

            EdmComplexType phoneComplex = null;
            EdmComplexType locationComplex = null;
            EdmComplexType urlComplex = null;

            foreach (var column in viewObject.ArrayPropertyValue<JObject>("columns"))
            {
                var fieldName = column.PrimitivePropertyValue<string>("name");

                var sodaType = column.PrimitivePropertyValue<string>("dataTypeName");
                IEdmTypeReference typeReference;
                switch (sodaType)
                {
                    case "meta_data":
                        fieldsToIgnore.Add(fieldName);
                        continue;

                    case "text":

                        typeReference = EdmLibraryExtensions.GetPrimitiveTypeReference(typeof (string));
                        break;

                    case "url":
                        if (urlComplex == null)
                        {
                            urlComplex = new EdmComplexType(false, false, null, entityType.Namespace, "url");
                            new EdmStructuralProperty(urlComplex, "url", EdmLibraryExtensions.GetPrimitiveTypeReference(typeof (string)),
                                                      null, EdmConcurrencyMode.None);
                            model.AddElement(urlComplex);
                        }

                        typeReference = new EdmComplexTypeReference(urlComplex, false);
                        break;

                    case "phone":
                        if (phoneComplex == null)
                        {
                            phoneComplex = new EdmComplexType(false, false, null, entityType.Namespace, "phone");
                            new EdmStructuralProperty(phoneComplex, "phone_number",
                                                      EdmLibraryExtensions.GetPrimitiveTypeReference(typeof (string)), null,
                                                      EdmConcurrencyMode.None);
                            new EdmStructuralProperty(phoneComplex, "phone_type",
                                                      EdmLibraryExtensions.GetPrimitiveTypeReference(typeof (string)), null,
                                                      EdmConcurrencyMode.None);
                            model.AddElement(phoneComplex);
                        }

                        typeReference = new EdmComplexTypeReference(phoneComplex, false);
                        break;

                    case "location":
                        if (locationComplex == null)
                        {
                            locationComplex = new EdmComplexType(false, false, null, entityType.Namespace, "location");
                            new EdmStructuralProperty(locationComplex, "human_address",
                                                      EdmLibraryExtensions.GetPrimitiveTypeReference(typeof (string)), null,
                                                      EdmConcurrencyMode.None);
                            new EdmStructuralProperty(locationComplex, "latitude",
                                                      EdmLibraryExtensions.GetPrimitiveTypeReference(typeof (string)), null,
                                                      EdmConcurrencyMode.None);
                            new EdmStructuralProperty(locationComplex, "longitude",
                                                      EdmLibraryExtensions.GetPrimitiveTypeReference(typeof (string)), null,
                                                      EdmConcurrencyMode.None);
                            new EdmStructuralProperty(locationComplex, "machine_address",
                                                      EdmLibraryExtensions.GetPrimitiveTypeReference(typeof (string)), null,
                                                      EdmConcurrencyMode.None);
                            new EdmStructuralProperty(locationComplex, "needs_recoding",
                                                      EdmLibraryExtensions.GetPrimitiveTypeReference(typeof (bool)), null,
                                                      EdmConcurrencyMode.None);
                            model.AddElement(locationComplex);
                        }

                        typeReference = new EdmComplexTypeReference(locationComplex, false);
                        break;

                    default:
                        throw new Exception();
                }

                new EdmStructuralProperty(entityType, fieldName, typeReference, null, EdmConcurrencyMode.None);
            }

            model.AddElement(entityType);

            var entityContainer = new EdmEntityContainer();
            model.AddEntityContainer(entityContainer);
            entityContainer.AddElement(entitySet);

            return model;
        }