simple-graphql
Version:
The simple way to generates GraphQL schemas and Sequelize models from your models definition.
120 lines • 5.6 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const graphql = __importStar(require("graphql"));
const lodash_1 = __importDefault(require("lodash"));
const relay = __importStar(require("graphql-relay"));
const toGraphQLFieldConfigMap_1 = __importDefault(require("../transformer/toGraphQLFieldConfigMap"));
const toGraphQLInputFieldConfigMap_1 = __importDefault(require("../transformer/toGraphQLInputFieldConfigMap"));
const StringHelper_1 = __importDefault(require("../utils/StringHelper"));
exports.default = (queryConfigMaps, context, nodeQueryConfig) => {
const queries = {};
const addQuery = (name, options) => {
if (queries[name]) {
throw new Error(`Query ${name} already defined.`);
}
const fieldConfig = (0, toGraphQLFieldConfigMap_1.default)(name, 'Payload', { '': options.output }, context)[''];
const finalOptions = Object.assign({}, options);
const fieldResolve = fieldConfig.resolve;
if (fieldResolve) {
const resolve = finalOptions.resolve;
finalOptions.resolve = function (args, context, info, sgContext) {
return __awaiter(this, void 0, void 0, function* () {
return fieldResolve({
[info.fieldName]: yield resolve(args, context, info, sgContext)
}, args, context, info);
});
};
}
queries[name] = {
type: fieldConfig.type,
resolve: context.hookQueryResolve(name, finalOptions),
description: options.description
};
if (options.input || fieldConfig.args) {
queries[name].args = Object.assign(Object.assign({}, fieldConfig.args), (0, toGraphQLInputFieldConfigMap_1.default)(StringHelper_1.default.toInitialUpperCase(name), Object.assign({}, options.input), context));
}
};
for (let queryConfigMap of queryConfigMaps) {
lodash_1.default.forOwn(queryConfigMap, (value, key) => {
addQuery(key, value);
});
}
queries.viewer = {
description: 'Default Viewer implement to include all queries.',
type: new graphql.GraphQLNonNull(new graphql.GraphQLObjectType({
name: 'Viewer',
fields: Object.assign({ id: { type: new graphql.GraphQLNonNull(graphql.GraphQLID) } }, queries)
})),
resolve: () => {
return {
_fieldType: 'Viewer',
id: relay.toGlobalId('Viewer', 'viewer')
};
}
};
queries.node = {
description: 'Fetches an object given its ID',
type: context.interface('Node'),
args: {
id: {
type: new graphql.GraphQLNonNull(graphql.GraphQLID),
description: 'The ID of an object'
}
},
resolve: context.hookQueryResolve('node', {
hookOptions: nodeQueryConfig === null || nodeQueryConfig === void 0 ? void 0 : nodeQueryConfig.hookOptions,
output: {
properties: {
id: { type: 'Id' }
}
},
resolve: function (args, context, info, sgContext) {
return __awaiter(this, void 0, void 0, function* () {
const id = relay.fromGlobalId(args.id);
if (!sgContext.models[id.type])
return null;
const dbModel = sgContext.models[id.type];
const record = yield dbModel.findByPkForGraphQL(id.id, {}, context, info);
return record;
});
}
})
};
return queries;
};
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