@splitsoftware/splitio-commons/esm/storages/inLocalStorage/MySegmentsCacheInLocal.js

Split JavaScript SDK common components

import { __extends } from "tslib";
import { isNaNNumber } from '../../utils/lang';
import { AbstractMySegmentsCacheSync } from '../AbstractMySegmentsCacheSync';
import { LOG_PREFIX, DEFINED } from './constants';
var MySegmentsCacheInLocal = /** @class */ (function (_super) {
    __extends(MySegmentsCacheInLocal, _super);
    function MySegmentsCacheInLocal(log, keys) {
        var _this = _super.call(this) || this;
        _this.log = log;
        _this.keys = keys;
        return _this;
        // There is not need to flush segments cache like splits cache, since resetSegments receives the up-to-date list of active segments
    }
    MySegmentsCacheInLocal.prototype.addSegment = function (name) {
        var segmentKey = this.keys.buildSegmentNameKey(name);
        try {
            if (localStorage.getItem(segmentKey) === DEFINED)
                return false;
            localStorage.setItem(segmentKey, DEFINED);
            return true;
        }
        catch (e) {
            this.log.error(LOG_PREFIX + e);
            return false;
        }
    };
    MySegmentsCacheInLocal.prototype.removeSegment = function (name) {
        var segmentKey = this.keys.buildSegmentNameKey(name);
        try {
            if (localStorage.getItem(segmentKey) !== DEFINED)
                return false;
            localStorage.removeItem(segmentKey);
            return true;
        }
        catch (e) {
            this.log.error(LOG_PREFIX + e);
            return false;
        }
    };
    MySegmentsCacheInLocal.prototype.isInSegment = function (name) {
        return localStorage.getItem(this.keys.buildSegmentNameKey(name)) === DEFINED;
    };
    MySegmentsCacheInLocal.prototype.getRegisteredSegments = function () {
        var _this = this;
        // Scan current values from localStorage
        return Object.keys(localStorage).reduce(function (accum, key) {
            var segmentName = _this.keys.extractSegmentName(key);
            if (segmentName)
                accum.push(segmentName);
            return accum;
        }, []);
    };
    MySegmentsCacheInLocal.prototype.getKeysCount = function () {
        return 1;
    };
    MySegmentsCacheInLocal.prototype.setChangeNumber = function (changeNumber) {
        try {
            if (changeNumber)
                localStorage.setItem(this.keys.buildTillKey(), changeNumber + '');
            else
                localStorage.removeItem(this.keys.buildTillKey());
        }
        catch (e) {
            this.log.error(e);
        }
    };
    MySegmentsCacheInLocal.prototype.getChangeNumber = function () {
        var n = -1;
        var value = localStorage.getItem(this.keys.buildTillKey());
        if (value !== null) {
            value = parseInt(value, 10);
            return isNaNNumber(value) ? n : value;
        }
        return n;
    };
    return MySegmentsCacheInLocal;
}(AbstractMySegmentsCacheSync));
export { MySegmentsCacheInLocal };