website/mermaid-init.js

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JavaScript
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2024-09-12 01:18:01 +00:00
(() => {
const darkThemes = ['ayu', 'navy', 'coal'];
const lightThemes = ['light', 'rust'];
const classList = document.getElementsByTagName('html')[0].classList;
let lastThemeWasLight = true;
for (const cssClass of classList) {
if (darkThemes.includes(cssClass)) {
lastThemeWasLight = false;
break;
}
}
const theme = lastThemeWasLight ? 'default' : 'dark';
mermaid.initialize({ startOnLoad: true, theme });
// Simplest way to make mermaid re-render the diagrams in the new theme is via refreshing the page
for (const darkTheme of darkThemes) {
document.getElementById(darkTheme).addEventListener('click', () => {
if (lastThemeWasLight) {
window.location.reload();
}
});
}
for (const lightTheme of lightThemes) {
document.getElementById(lightTheme).addEventListener('click', () => {
if (!lastThemeWasLight) {
window.location.reload();
}
});
}
})();