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perf: speed up page rendering and jekyll build process (#2034)
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- Ensure inline scripts execute after the DOM has fully loaded.
- Use Rollup to bundle the theme-mode and Mermaid scripts, reducing the number of Jekyll include snippets.
This commit is contained in:
Cotes Chung
2024-11-16 22:49:55 +08:00
committed by GitHub
parent d51345e297
commit 65f960c31a
33 changed files with 410 additions and 407 deletions

View File

@@ -1,49 +1,38 @@
<!-- https://utteranc.es/ -->
<script
src="https://utteranc.es/client.js"
repo="{{ site.comments.utterances.repo }}"
issue-term="{{ site.comments.utterances.issue_term }}"
crossorigin="anonymous"
async
></script>
<script type="text/javascript">
<script>
(function () {
const origin = 'https://utteranc.es';
const lightTheme = 'github-light';
const darkTheme = 'github-dark';
let initTheme = lightTheme;
const html = document.documentElement;
const themeMapper = Theme.getThemeMapper('github-light', 'github-dark');
const initTheme = themeMapper[Theme.visualState];
if (
(html.hasAttribute('data-mode') && html.getAttribute('data-mode') === 'dark') ||
(!html.hasAttribute('data-mode') && window.matchMedia('(prefers-color-scheme: dark)').matches)
) {
initTheme = darkTheme;
}
let script = document.createElement('script');
script.src = 'https://utteranc.es/client.js';
script.setAttribute('repo', '{{ site.comments.utterances.repo }}');
script.setAttribute('issue-term', '{{ site.comments.utterances.issue_term }}');
script.setAttribute('theme', initTheme);
script.crossOrigin = 'anonymous';
script.async = true;
const $footer = document.querySelector('footer');
$footer.insertAdjacentElement('beforebegin', script);
addEventListener('message', (event) => {
let theme;
let newTheme;
{%- comment -%} credit to <https://github.com/utterance/utterances/issues/170#issuecomment-594036347> {%- endcomment -%}
if (event.origin === origin) {
{%- comment -%} page initial {%- endcomment -%}
theme = initTheme;
} else if (event.source === window && event.data && event.data.direction === ModeToggle.ID) {
{%- comment -%} global theme mode changed {%- endcomment -%}
const mode = event.data.message;
theme = mode === ModeToggle.DARK_MODE ? darkTheme : lightTheme;
} else {
return;
{%- comment -%}
Credit to <https://github.com/utterance/utterances/issues/170#issuecomment-594036347>
{%- endcomment -%}
if (event.source === window && event.data && event.data.id === Theme.ID) {
newTheme = themeMapper[Theme.visualState];
const message = {
type: 'set-theme',
theme: newTheme
};
const utterances = document.querySelector('.utterances-frame').contentWindow;
utterances.postMessage(message, origin);
}
const message = {
type: 'set-theme',
theme: theme
};
const utterances = document.getElementsByClassName('utterances-frame')[0].contentWindow;
utterances.postMessage(message, origin);
});
})();
</script>