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Refactor VideoModal to ES-module initializer; use object mapping #2176

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Refactor VideoModal to ES-module initializer; use object mapping #2176

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80 changes: 34 additions & 46 deletions js/video-modal.js
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Original file line number Diff line number Diff line change
Expand Up @@ -11,61 +11,49 @@
* SPDX-License-Identifier: EPL-2.0
*/

import $ from 'jquery';
window.$ = window.jQuery = $;

/**
* Sets the video state of a YouTube embed
* @param {HTMLElement} videoElem
* @param {'play' | 'pause' | 'stop' } state
* @param {HTMLElement} videoElem
* @param {'play' | 'pause' | 'stop'} state
*/
const setVideoState = (videoElem, state) => {
const videoPlayer = videoElem.querySelector('iframe');
const playerWindow = videoElem.querySelector('iframe')?.contentWindow;

if (!videoPlayer) return;
if (!playerWindow) return;

let func;
const commands = {
play: 'playVideo',
pause: 'pauseVideo',
stop: 'stopVideo',
};

switch (state) {
case 'play':
func = 'playVideo';
break;
case 'pause':
func = 'pauseVideo';
break;
case 'stop':
func = 'stopVideo';
break;
default:
return;
};
const func = commands[state];

videoPlayer.contentWindow.postMessage(
JSON.stringify({
event: "command",
func,
}),
'*');
if (!func) return;

return;
playerWindow.postMessage(
JSON.stringify({ event: 'command', func, args: [] }),
'*'
);
};

export const VideoModal = (() => {
const videoModal = document.querySelector('.video-modal');

$(videoModal).on('hidden.bs.modal', () => {
const videoElem = videoModal.querySelector('.eclipsefdn-video');

if (!videoElem) return;

setVideoState(videoElem, 'pause');
});

$(videoModal).on('shown.bs.modal', () => {
const videoElem = videoModal.querySelector('.eclipsefdn-video');
videoElem.focus();

if (!videoElem) return;

setVideoState(videoElem, 'play');
});

return;
})();
const videoModal = document.querySelector('.video-modal');
if (!videoModal) return;

$(videoModal).on('hidden.bs.modal', () => {
const videoElem = videoModal.querySelector('.eclipsefdn-video');
if (videoElem) setVideoState(videoElem, 'pause');
});

$(videoModal).on('shown.bs.modal', () => {
const videoElem = videoModal.querySelector('.eclipsefdn-video');
if (!videoElem) return;

videoElem.focus();
setVideoState(videoElem, 'play');
});
})();