@nestjs/swagger
Version:
Nest - modern, fast, powerful node.js web framework (@swagger)
48 lines (47 loc) • 2.65 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.PartialType = void 0;
const mapped_types_1 = require("@nestjs/mapped-types");
const lodash_1 = require("lodash");
const constants_1 = require("../constants");
const decorators_1 = require("../decorators");
const metadata_loader_1 = require("../plugin/metadata-loader");
const plugin_constants_1 = require("../plugin/plugin-constants");
const model_properties_accessor_1 = require("../services/model-properties-accessor");
const mapped_types_utils_1 = require("./mapped-types.utils");
const modelPropertiesAccessor = new model_properties_accessor_1.ModelPropertiesAccessor();
function PartialType(classRef) {
const fields = modelPropertiesAccessor.getModelProperties(classRef.prototype);
class PartialTypeClass {
constructor() {
(0, mapped_types_1.inheritPropertyInitializers)(this, classRef);
}
}
const keysWithValidationConstraints = (0, mapped_types_1.inheritValidationMetadata)(classRef, PartialTypeClass);
if (keysWithValidationConstraints) {
keysWithValidationConstraints
.filter((key) => !fields.includes(key))
.forEach((key) => (0, mapped_types_1.applyIsOptionalDecorator)(PartialTypeClass, key));
}
(0, mapped_types_1.inheritTransformationMetadata)(classRef, PartialTypeClass);
function applyFields(fields) {
(0, mapped_types_utils_1.clonePluginMetadataFactory)(PartialTypeClass, classRef.prototype, (metadata) => (0, lodash_1.mapValues)(metadata, (item) => (Object.assign(Object.assign({}, item), { required: false }))));
if (PartialTypeClass[plugin_constants_1.METADATA_FACTORY_NAME]) {
const pluginFields = Object.keys(PartialTypeClass[plugin_constants_1.METADATA_FACTORY_NAME]());
pluginFields.forEach((key) => (0, mapped_types_1.applyIsOptionalDecorator)(PartialTypeClass, key));
}
fields.forEach((key) => {
const metadata = Reflect.getMetadata(constants_1.DECORATORS.API_MODEL_PROPERTIES, classRef.prototype, key) || {};
const decoratorFactory = (0, decorators_1.ApiProperty)(Object.assign(Object.assign({}, metadata), { required: false }));
decoratorFactory(PartialTypeClass.prototype, key);
(0, mapped_types_1.applyIsOptionalDecorator)(PartialTypeClass, key);
});
}
applyFields(fields);
metadata_loader_1.MetadataLoader.addRefreshHook(() => {
const fields = modelPropertiesAccessor.getModelProperties(classRef.prototype);
applyFields(fields);
});
return PartialTypeClass;
}
exports.PartialType = PartialType;