35 lines
1 KiB
JavaScript
35 lines
1 KiB
JavaScript
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(() => {
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const targetElement = document.documentElement;
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const defaultTheme = targetElement.getAttribute('data-color-mode');
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changeGiscusTheme(defaultTheme);
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const observer = new MutationObserver((mutationsList, observer) => {
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for (const mutation of mutationsList) {
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if (mutation.type === 'attributes') {
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const value = targetElement.getAttribute('data-color-mode');
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changeGiscusTheme(value);
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}
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}
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});
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observer.observe(targetElement, {
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attributes: true,
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attributeOldValue: true,
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});
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function changeGiscusTheme(theme = 'light') {
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const iframe = document.querySelector('.giscus-frame');
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if (iframe) {
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const config = {
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giscus: {
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setConfig: {
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theme: theme.toLocaleLowerCase(),
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},
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},
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};
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iframe.contentWindow.postMessage(config, 'https://giscus.app');
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const script = document.querySelector('script[data-script-id="giscus"]');
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script.setAttribute('data-theme', theme);
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}
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}
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})();
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