BookStack/resources/js/components/collapsible.js
2019-12-16 13:27:17 +00:00

48 lines
1.1 KiB
JavaScript

import {slideDown, slideUp} from "../services/animations";
/**
* Collapsible
* Provides some simple logic to allow collapsible sections.
*/
class Collapsible {
constructor(elem) {
this.elem = elem;
this.trigger = elem.querySelector('[collapsible-trigger]');
this.content = elem.querySelector('[collapsible-content]');
if (!this.trigger) return;
this.trigger.addEventListener('click', this.toggle.bind(this));
this.openIfContainsError();
}
open() {
this.elem.classList.add('open');
this.trigger.setAttribute('aria-expanded', 'true');
slideDown(this.content, 300);
}
close() {
this.elem.classList.remove('open');
this.trigger.setAttribute('aria-expanded', 'false');
slideUp(this.content, 300);
}
toggle() {
if (this.elem.classList.contains('open')) {
this.close();
} else {
this.open();
}
}
openIfContainsError() {
const error = this.content.querySelector('.text-neg');
if (error) {
this.open();
}
}
}
export default Collapsible;