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/*eslint-disable */
/* jscs:disable */
define(["jquery", "Magento_PageBuilder/js/utils/object"], function (_jquery, _object) {
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
var DataStore = /*#__PURE__*/function () {
"use strict";
function DataStore() {
this.state = {};
this.events = (0, _jquery)({});
this.previousState = {};
}
var _proto = DataStore.prototype;
/**
* Retrieve specific data from the data store
*
* @param {string} key
* @param defaultValue
* @returns {T}
*/
_proto.get = function get(key, defaultValue) {
return (0, _object.get)(this.state, key, defaultValue);
}
/**
* Retrieve the entire state of the data object
*
* @returns {DataObject}
*/
;
_proto.getState = function getState() {
return this.state;
}
/**
* Retrieve the entire previous state of the data object
*
* @returns {DataObject}
*/
;
_proto.getPreviousState = function getPreviousState() {
return this.previousState;
}
/**
* Set a specific keys value in the data store
*
* @param {string} key
* @param value
*/
;
_proto.set = function set(key, value) {
this.previousState = Object.assign({}, this.state);
(0, _object.set)(this.state, key, value);
this.emitState();
}
/**
* Update the entire state for the content type
*
* @param {DataObject} state
*/
;
_proto.setState = function setState(state) {
this.previousState = Object.assign({}, this.state);
this.state = state;
this.emitState();
}
/**
* Remove item from DataStore
*
* @param {string | number} key
*/
;
_proto.unset = function unset(key) {
var storeState = this.state;
delete storeState[key];
this.setState(storeState);
}
/**
* Subscribe to data changes within the data store of a content type
*
* @param {(state: DataObject, event: Event) => void} handler
* @param {string | number} key
*/
;
_proto.subscribe = function subscribe(handler, key) {
var _this = this;
this.events.on("state", function (event, data) {
if (key) {
if (_this.previousState[key] !== data.state[key]) {
handler(data.state, event);
}
} else {
if (_this.previousState !== data.state) {
handler(data.state, event);
}
}
});
}
/**
* Emit state updates through events
*/
;
_proto.emitState = function emitState() {
this.events.trigger("state", {
state: this.state
});
};
return DataStore;
}();
return DataStore;
});
//# sourceMappingURL=data-store.js.map