simple-graphql
Version:
The simple way to generates GraphQL schemas and Sequelize models from your models definition.
55 lines • 2.65 kB
JavaScript
;
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 dataloader_1 = __importDefault(require("dataloader"));
const getFindOptionsKey_1 = __importDefault(require("../../plugin/cache/getFindOptionsKey"));
function default_1(options, context, info, path) {
return __awaiter(this, void 0, void 0, function* () {
const dbModel = this;
if (context == null)
context = {};
if (!context._SGLoaders)
context._SGLoaders = {};
const key = `${dbModel.name}.findOne`;
if (!context._SGLoaders[key]) {
context._SGLoaders[key] = new dataloader_1.default(function (conditions) {
return __awaiter(this, void 0, void 0, function* () {
const result = [];
for (let cond of conditions) {
if (dbModel.withCache) {
result.push(yield dbModel.withCache().findOne(cond));
}
else {
result.push(yield dbModel.findOne(cond));
}
}
return result;
});
}, {
maxBatchSize: 1,
cacheKeyFn: (k) => (0, getFindOptionsKey_1.default)(dbModel, k)
});
}
const option = dbModel.resolveQueryOption({
attributes: options.attributes,
include: options.include,
order: options.order,
info: info,
path: path
});
return context._SGLoaders[key].load(Object.assign(Object.assign({}, options), { include: option.include, attributes: option.attributes, order: option.order }));
});
}
exports.default = default_1;
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