@cityofzion/neo-js
Version:
Running NEO blockchain full node with Node.js and MongoDB.
37 lines • 1.64 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
const lodash_1 = require("lodash");
class MongodbUtils {
static reviewIndex(model, key, keyObj) {
return __awaiter(this, void 0, void 0, function* () {
const hasRequiredIndex = yield MongodbUtils.hasIndex(model, key);
if (hasRequiredIndex) {
return;
}
yield MongodbUtils.createIndex(model, keyObj);
});
}
static hasIndex(model, key) {
return __awaiter(this, void 0, void 0, function* () {
const indexes = yield model.collection.getIndexes();
const keys = Object.keys(indexes);
const canFindIndex = lodash_1.includes(keys, key);
return canFindIndex;
});
}
static createIndex(model, keyObj) {
return __awaiter(this, void 0, void 0, function* () {
yield model.collection.createIndex(keyObj);
});
}
}
exports.MongodbUtils = MongodbUtils;
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