@nestjs/graphql
Version:
Nest - modern, fast, powerful node.js web framework (@graphql)
36 lines (35 loc) • 1.83 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.createGqlPipesParamDecorator = exports.addPipesMetadata = exports.createGqlParamDecorator = void 0;
const shared_utils_1 = require("@nestjs/common/utils/shared.utils");
require("reflect-metadata");
const graphql_constants_1 = require("../graphql.constants");
function assignMetadata(args, paramtype, index, data, ...pipes) {
return {
...args,
[`${paramtype}:${index}`]: {
index,
data,
pipes,
},
};
}
const createGqlParamDecorator = (paramtype) => {
return (data) => (target, key, index) => {
const args = Reflect.getMetadata(graphql_constants_1.PARAM_ARGS_METADATA, target.constructor, key) || {};
Reflect.defineMetadata(graphql_constants_1.PARAM_ARGS_METADATA, assignMetadata(args, paramtype, index, data), target.constructor, key);
};
};
exports.createGqlParamDecorator = createGqlParamDecorator;
const addPipesMetadata = (paramtype, data, pipes, target, key, index) => {
const args = Reflect.getMetadata(graphql_constants_1.PARAM_ARGS_METADATA, target.constructor, key) || {};
const hasParamData = (0, shared_utils_1.isNil)(data) || (0, shared_utils_1.isString)(data);
const paramData = hasParamData ? data : undefined;
const paramPipes = hasParamData ? pipes : [data, ...pipes];
Reflect.defineMetadata(graphql_constants_1.PARAM_ARGS_METADATA, assignMetadata(args, paramtype, index, paramData, ...paramPipes), target.constructor, key);
};
exports.addPipesMetadata = addPipesMetadata;
const createGqlPipesParamDecorator = (paramtype) => (data, ...pipes) => (target, key, index) => {
(0, exports.addPipesMetadata)(paramtype, data, pipes, target, key, index);
};
exports.createGqlPipesParamDecorator = createGqlPipesParamDecorator;