BookStack/resources/assets/js/components/expand-toggle.js

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JavaScript
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import {slideUp, slideDown} from "../services/animations";
class ExpandToggle {
constructor(elem) {
this.elem = elem;
// Component state
this.isOpen = elem.getAttribute('expand-toggle-is-open') === 'yes';
this.updateEndpoint = elem.getAttribute('expand-toggle-update-endpoint');
this.selector = elem.getAttribute('expand-toggle');
// Listener setup
elem.addEventListener('click', this.click.bind(this));
}
open(elemToToggle) {
slideDown(elemToToggle, 200);
}
close(elemToToggle) {
slideUp(elemToToggle, 200);
}
click(event) {
event.preventDefault();
const matchingElems = document.querySelectorAll(this.selector);
for (let match of matchingElems) {
this.isOpen ? this.close(match) : this.open(match);
}
this.isOpen = !this.isOpen;
this.updateSystemAjax(this.isOpen);
}
updateSystemAjax(isOpen) {
window.$http.patch(this.updateEndpoint, {
expand: isOpen ? 'true' : 'false'
});
}
}
export default ExpandToggle;