import ko from 'ko'; class IdentityUserStore { constructor() { this.identities = ko.observableArray([]); this.identities.loading = ko.observable(false).extend({ throttle: 100 }); this.identitiesIDS = ko.computed( () => this.identities().map(item => (item ? item.id : null)).filter(value => !!value) ); } } export default new IdentityUserStore();