five-for-the-future/plugins/wporg-5ftf/assets/js/frontend.js
2019-11-20 18:05:55 -05:00

102 lines
2.5 KiB
JavaScript

/* global ajaxurl, FiveForTheFuture, jQuery */
jQuery( document ).ready( function( $ ) {
const button = document.getElementById( 'toggle-management-link-form' );
const template = wp.template( '5ftf-send-link-dialog' );
if ( ! template && ! button ) {
// No modal on this page.
return;
}
$( document.body ).prepend( template() );
const modal = document.getElementById( 'send-link-dialog' );
const children = document.querySelectorAll( 'body > *:not([role="dialog"])' );
/**
* Get the top/left position for the modal, based on the button location.
*/
function getModalPosition() {
const offsetTop = ( 'number' === typeof window.scrollY ) ? window.scrollY : window.pageYOffset;
const offsetLeft = ( 'number' === typeof window.scrollX ) ? window.scrollX : window.pageXOffset;
const bounds = button.getBoundingClientRect();
const modalWidth = 300; // Modal width is hardcoded, because it's not visible yet.
return {
top: bounds.y + offsetTop + bounds.height,
left: bounds.x + offsetLeft + bounds.width - modalWidth,
}
}
/**
* Open the modal.
*/
function openModal() {
const position = getModalPosition();
// Hide other content on this page while modal is open.
for ( i = 0; i < children.length; i++ ) {
if ( children[i].getAttribute('inert') ) {
children[i].setAttribute('data-keep-inert', '');
} else {
children[i].setAttribute('inert', 'true');
}
}
modal.removeAttribute( 'hidden' );
modal.style.top = position.top + 'px';
modal.style.left = position.left + 'px';
modal.focus();
}
/**
* Close the modal.
*/
function closeModal() {
// Reveal content again.
for ( i = 0; i < children.length; i++ ) {
if ( !children[i].hasAttribute('data-keep-inert') ) {
children[i].removeAttribute('inert');
}
children[i].removeAttribute('data-keep-inert');
}
modal.hidden = true;
// Wait a tick before setting focus. See https://github.com/WICG/inert#performance-and-gotchas
setTimeout( function() {
if ( button ) {
button.focus();
} else {
document.body.focus();
}
}, 0);
}
function sendRequest() {
//
}
// Initialize.
$( button ).on( 'click', function( event ) {
event.preventDefault();
if ( !! modal.hidden ) {
openModal( event );
} else {
closeModal( event );
}
} );
$( modal ).on( 'click', '.pledge-dialog__close', closeModal );
$( document ).on( 'keydown', function( event ) {
if ( 27 === event.which ) { // Esc
closeModal( event );
}
} );
$( modal ).on( 'submit', 'form', sendRequest );
} );