@nestjs/graphql
Version:
Nest - modern, fast, powerful node.js web framework (@graphql)
48 lines (47 loc) • 1.89 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.BaseExplorerService = void 0;
const lodash_1 = require("lodash");
class BaseExplorerService {
getModules(modulesContainer, include) {
if (!modulesContainer) {
return [];
}
if (!include || (0, lodash_1.isEmpty)(include)) {
return [...modulesContainer.values()];
}
const explicitlyWhitelisted = this.includeWhitelisted(modulesContainer, include);
const modulesToInclude = [];
const toCheck = [...explicitlyWhitelisted];
while (toCheck.length) {
const moduleRef = toCheck.pop();
if (!modulesToInclude.includes(moduleRef)) {
modulesToInclude.push(moduleRef);
toCheck.push(...moduleRef.imports);
}
}
return modulesToInclude;
}
includeWhitelisted(modulesContainer, include) {
const modules = [...modulesContainer.values()];
return modules.filter(({ metatype }) => include.some((item) => item === metatype));
}
flatMap(modules, callback) {
const invokeMap = () => {
return modules.map((moduleRef) => {
const providers = [...moduleRef.providers.values()];
return providers.map((wrapper) => callback(wrapper, moduleRef));
});
};
return (0, lodash_1.flattenDeep)(invokeMap()).filter(lodash_1.identity);
}
groupMetadata(resolvers) {
const groupByType = (0, lodash_1.groupBy)(resolvers, (metadata) => metadata.type);
const groupedMetadata = (0, lodash_1.mapValues)(groupByType, (resolversArr) => resolversArr.reduce((prev, curr) => ({
...prev,
[curr.name]: curr.callback,
}), {}));
return groupedMetadata;
}
}
exports.BaseExplorerService = BaseExplorerService;