add file system item store

src/Umbraco.Web.UI.Client/src/packages/core/store/file-system-item.store.ts

@@ -0,0 +1,31 @@
+import { UmbStoreBase } from './store-base.js';
+import { UmbItemStore } from './item-store.interface.js';
+import type { FileItemResponseModelBaseModel } from '@umbraco-cms/backoffice/backend-api';
+import { UmbArrayState } from '@umbraco-cms/backoffice/observable-api';
+import { UmbControllerHost } from '@umbraco-cms/backoffice/controller-api';
+
+/**
+ * @export
+ * @class UmbFileSystemItemStore
+ * @extends {UmbStoreBase}
+ * @description - Data Store for File system items
+ */
+
+export class UmbFileSystemItemStore<T extends FileItemResponseModelBaseModel>
+	extends UmbStoreBase<T>
+	implements UmbItemStore<T>
+{
+	constructor(host: UmbControllerHost, storeAlias: string) {
+		super(host, storeAlias, new UmbArrayState<T>([], (x) => x.path));
+	}
+
+	/**
+	 * Return an observable to observe file system items
+	 * @param {Array<string>} ids
+	 * @return {*}
+	 * @memberof UmbFileSystemItemStore
+	 */
+	items(ids: Array<string>) {
+		return this._data.asObservablePart((items) => items.filter((item) => ids.includes(item.path ?? '')));
+	}
+}

src/Umbraco.Web.UI.Client/src/packages/core/store/index.ts

@@ -5,3 +5,4 @@ export * from './store-base.js';
 export * from './store.interface.js';
 export * from './store.js';
 export * from './tree-store.interface.js';
+export * from './file-system-item.store.js';