36 lines
1 KiB
JavaScript
36 lines
1 KiB
JavaScript
/**
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* Function that replaces the open attribute for the <details> element.
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*
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* @param {String} descriptionHtml - The html string passed back from the server as a result of polling
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* @param {Array} details - All detail nodes inside of the issue description.
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*/
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const updateDescription = (descriptionHtml = '', details) => {
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let detailNodes = details;
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if (!details.length) {
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detailNodes = [];
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}
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const placeholder = document.createElement('div');
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placeholder.innerHTML = descriptionHtml;
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const newDetails = placeholder.getElementsByTagName('details');
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if (newDetails.length !== detailNodes.length) {
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return descriptionHtml;
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}
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Array.from(newDetails).forEach((el, i) => {
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/*
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* <details> has an open attribute that can have a value, "", "true", "false"
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* and will show the dropdown, which is why we are setting the attribute
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* explicitly to true.
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*/
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if (detailNodes[i].open) el.setAttribute('open', true);
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});
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return placeholder.innerHTML;
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};
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export default updateDescription;
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