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/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
import ko from "knockout";
import ContentTypeCollectionInterface from "./content-type-collection.types";
import ContentTypeInterface from "./content-type.types";
import { moveArrayItemIntoArray, removeArrayItem } from "./utils/array";
/**
* @api
*/
export default class Collection {
public children: KnockoutObservableArray<ContentTypeInterface | ContentTypeCollectionInterface>;
constructor(children?: KnockoutObservableArray<ContentTypeInterface | ContentTypeCollectionInterface>) {
this.children = children ? children : ko.observableArray([]);
}
/**
* Return the children of the current element
*
* @returns {KnockoutObservableArray<ContentTypeInterface | ContentTypeCollectionInterface>}
*/
public getChildren(): KnockoutObservableArray<ContentTypeInterface | ContentTypeCollectionInterface> {
return this.children;
}
/**
* Add a child into the observable array
*
* @param child
* @param index
*/
public addChild(child: any, index?: number): void {
if (typeof index === "number") {
// Use the arrayUtil function to add the item in the correct place within the array
moveArrayItemIntoArray(child, this.children, index);
} else {
this.children.push(child);
}
}
/**
* Remove a child from the observable array
*
* @param child
*/
public removeChild(child: any): void {
removeArrayItem(this.children, child);
}
/**
* Set the children observable array into the class
*
* @param children
*/
public setChildren(children: KnockoutObservableArray<ContentTypeInterface | ContentTypeCollectionInterface>) {
this.children = children;
}
}