51 lines
1.9 KiB
HTML
51 lines
1.9 KiB
HTML
{%- if site.utterances.follow_site_theme -%}
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<div id="utterances-placeholder"></div>
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<script>
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const utterancesThemeFromDataTheme = () => {
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const dataTheme = document.documentElement.getAttribute('data-theme');
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return `github-${dataTheme}`;
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};
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const setUtterancesTheme = () => {
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const iframe = document.querySelector('.utterances-frame');
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if (iframe) {
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const message = {
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type: 'set-theme',
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theme: utterancesThemeFromDataTheme()
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};
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iframe.contentWindow.postMessage(message, 'https://utteranc.es');
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}
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}
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// dynamic change
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const observer = new MutationObserver((mutationsList, observer) => {
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for (let mutation of mutationsList) {
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if (mutation.type === 'attributes' && mutation.attributeName === 'data-theme') {
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setUtterancesTheme();
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}
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}
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});
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observer.observe(document.documentElement, { attributes: true, childList: false, subtree: false });
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let utterancesScript = document.createElement('script');
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utterancesScript.async = true;
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utterancesScript.src = 'https://utteranc.es/client.js';
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utterancesScript.crossOrigin = 'anonymous';
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utterancesScript.setAttribute('issue-term', '{{ site.utterances.issue_term }}');
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utterancesScript.setAttribute('label', '{{ site.utterances.label }}');
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utterancesScript.setAttribute('repo', '{{ site.utterances.repo }}');
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utterancesScript.setAttribute('theme', utterancesThemeFromDataTheme());
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const placeholder = document.getElementById('utterances-placeholder');
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placeholder.parentNode.replaceChild(utterancesScript, placeholder);
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</script>
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{%- else -%}
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<script async
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crossorigin="anonymous"
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issue-term="{{ site.utterances.issue_term }}"
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label="{{ site.utterances.label }}"
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repo="{{ site.utterances.repo }}"
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src="https://utteranc.es/client.js"
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theme="{{ site.utterances.theme }}">
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</script>
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{%- endif -%}
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