@webkrafters/universal-storage
Version:
Universal Storage - A permanent storage based on domain cookie with a local-storage fallback.
59 lines (58 loc) • 2.88 kB
JavaScript
;
function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
function _classCallCheck(a, n) { if (!(a instanceof n)) throw new TypeError("Cannot call a class as a function"); }
function _defineProperties(e, r) { for (var t = 0; t < r.length; t++) { var o = r[t]; o.enumerable = o.enumerable || !1, o.configurable = !0, "value" in o && (o.writable = !0), Object.defineProperty(e, _toPropertyKey(o.key), o); } }
function _createClass(e, r, t) { return r && _defineProperties(e.prototype, r), t && _defineProperties(e, t), Object.defineProperty(e, "prototype", { writable: !1 }), e; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == _typeof(i) ? i : i + ""; }
function _toPrimitive(t, r) { if ("object" != _typeof(t) || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != _typeof(i)) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.StorageRef = void 0;
var StorageRef = /*#__PURE__*/function () {
function StorageRef(instanceId) {
_classCallCheck(this, StorageRef);
var instanceIdKeys = Object.keys(instanceId);
if (!instanceIdKeys.length) {
instanceId.value = undefined;
}
if (instanceIdKeys.length > 1 || !('value' in instanceId)) {
throw new TypeError('Invalid instanceId parameter: expects an object with a lone `value` property of the type `string`.');
}
this._instanceId = instanceId;
this._instanceId.value = "~".concat(StorageRef.genInstanceId());
}
return _createClass(StorageRef, [{
key: "current",
get: function get() {
return this._current;
}
}, {
key: "reset",
value: function reset(currentInstanceId) {
if (this._instanceId.value[0] === '~' || currentInstanceId !== this._instanceId) {
return;
}
this._current = undefined;
this._instanceId.value = "~".concat(this._instanceId.value);
}
}, {
key: "set",
value: function set(instance, currentInstanceId) {
if (!instance) {
return this.reset(currentInstanceId);
}
if (this._instanceId.value[0] !== '~' || this._instanceId !== currentInstanceId) {
return;
}
this._current = instance;
this._instanceId.value = StorageRef.genInstanceId();
}
}], [{
key: "genInstanceId",
value: function genInstanceId() {
return Math.random().toString().slice(-16);
}
}]);
}();
exports.StorageRef = StorageRef;