@chevre/domain/lib/chevre/repo/concurrentLock.js

Chevre Domain Library for Node.js

"use strict";
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());
    });
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.ConcurrentLockRepo = void 0;
const factory = require("../factory");
/**
 * 同時実行ロックリポジトリ
 */
class ConcurrentLockRepo {
    constructor(params) {
        const { redisClient } = params;
        this.redisClient = redisClient;
    }
    static CREATE_REDIS_KEY(params) {
        return params.about.identifier;
    }
    lock(params) {
        return __awaiter(this, void 0, void 0, function* () {
            const key = ConcurrentLockRepo.CREATE_REDIS_KEY(params);
            const value = params.audience.identifier;
            const results = yield this.redisClient.multi()
                .setNX(key, value)
                .expireAt(key, params.expires)
                .exec();
            if (Array.isArray(results) && (results[0] === 1 || results[0] === true)) {
                return;
            }
            else {
                throw new factory.errors.AlreadyInUse(params.about.identifier, []);
            }
        });
    }
    unlock(params) {
        return __awaiter(this, void 0, void 0, function* () {
            const key = ConcurrentLockRepo.CREATE_REDIS_KEY(params);
            yield this.redisClient.del([key]);
        });
    }
}
exports.ConcurrentLockRepo = ConcurrentLockRepo;