blacklight/ultimate-guitar-mytabs
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The UG header may be rendered dynamically now and not on page load, so set a timer to check when it is available

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This commit is contained in:
Fabio Manganiello 2023-01-18 20:12:40 +01:00
parent 35d50a7b98
commit e7284e3c5d
1 changed files with 12 additions and 2 deletions
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14
ug.js
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@ -20,6 +20,8 @@
*/
let downloadButtonPoll = null
function getTabs() {
let artist = null;
return [
@ -57,7 +59,12 @@ function addDownloadButton() {
if (!header)
return;
if (header.querySelector('button.__download-btn'))
if (downloadButtonPoll) {
clearInterval(downloadButtonPoll);
downloadButtonPoll = null;
}
if (header.querySelector('a.__download-btn'))
return;
const tabs = 'data:application/json,' + encodeURIComponent(JSON.stringify(getTabs()));
@ -66,8 +73,11 @@ function addDownloadButton() {
btn.innerHTML = 'Download tabs as JSON';
btn.style = 'color: #ffc600; text-decoration: underline';
btn.href = tabs;
btn.className = '__download-btn';
header.querySelector('section').appendChild(btn);
}
window.onload = addDownloadButton;
window.onload = () => {
downloadButtonPoll = setInterval(addDownloadButton, 1000);
}