@splitsoftware/splitio-commons/esm/storages/inRedis/RBSegmentsCacheInRedis.js

Split JavaScript SDK common components

import { isNaNNumber } from '../../utils/lang';
import { LOG_PREFIX } from './constants';
import { setToArray } from '../../utils/lang/sets';
var RBSegmentsCacheInRedis = /** @class */ (function () {
    function RBSegmentsCacheInRedis(log, keys, redis) {
        this.log = log;
        this.keys = keys;
        this.redis = redis;
    }
    RBSegmentsCacheInRedis.prototype.get = function (name) {
        return this.redis.get(this.keys.buildRBSegmentKey(name))
            .then(function (maybeRBSegment) { return maybeRBSegment && JSON.parse(maybeRBSegment); });
    };
    RBSegmentsCacheInRedis.prototype.getNames = function () {
        var _this = this;
        return this.redis.keys(this.keys.searchPatternForRBSegmentKeys()).then(function (listOfKeys) { return listOfKeys.map(_this.keys.extractKey); });
    };
    RBSegmentsCacheInRedis.prototype.contains = function (names) {
        var namesArray = setToArray(names);
        return this.getNames().then(function (namesInStorage) {
            return namesArray.every(function (name) { return namesInStorage.includes(name); });
        });
    };
    RBSegmentsCacheInRedis.prototype.update = function (toAdd, toRemove, changeNumber) {
        var _this = this;
        return Promise.all([
            this.setChangeNumber(changeNumber),
            Promise.all(toAdd.map(function (toAdd) {
                var key = _this.keys.buildRBSegmentKey(toAdd.name);
                var stringifiedNewRBSegment = JSON.stringify(toAdd);
                return _this.redis.set(key, stringifiedNewRBSegment).then(function () { return true; });
            })),
            Promise.all(toRemove.map(function (toRemove) {
                var key = _this.keys.buildRBSegmentKey(toRemove);
                return _this.redis.del(key).then(function (status) { return status === 1; });
            }))
        ]).then(function (_a) {
            var added = _a[1], removed = _a[2];
            return added.some(function (result) { return result; }) || removed.some(function (result) { return result; });
        });
    };
    RBSegmentsCacheInRedis.prototype.setChangeNumber = function (changeNumber) {
        return this.redis.set(this.keys.buildRBSegmentsTillKey(), changeNumber + '').then(function (status) { return status === 'OK'; });
    };
    RBSegmentsCacheInRedis.prototype.getChangeNumber = function () {
        var _this = this;
        return this.redis.get(this.keys.buildRBSegmentsTillKey()).then(function (value) {
            var i = parseInt(value, 10);
            return isNaNNumber(i) ? -1 : i;
        }).catch(function (e) {
            _this.log.error(LOG_PREFIX + 'Could not retrieve changeNumber from storage. Error: ' + e);
            return -1;
        });
    };
    // @TODO implement if required by DataLoader or producer mode
    RBSegmentsCacheInRedis.prototype.clear = function () {
        return Promise.resolve();
    };
    return RBSegmentsCacheInRedis;
}());
export { RBSegmentsCacheInRedis };