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cheese-cake/templates/element/javascript/dark_mode_top.php
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dark mode theme strategy/dataset strategy
2026-08-27 03:22:29 -07:00

38 lines
1.2 KiB
PHP

<?php
use Cake\Core\Configure;
/**
* @var \App\View\AppView $this
*/
$strategy = Configure::read('CheeseCake.darkMode.strategy', 'dataset');
?>
<script>
// On page load or when changing themes, best to add inline in `head` to avoid FOUC
<?php if ($strategy === 'class') : ?>
document.documentElement.classList.toggle(
"dark",
localStorage.theme === "dark" ||
(!("theme" in localStorage) && window.matchMedia("(prefers-color-scheme: dark)").matches),
);
document.documentElement.classList.toggle(
"auto",
localStorage.theme === "auto"
);
<?php else : ?>
localStorage.theme === "dark" ||
(!("theme" in localStorage) && window.matchMedia("(prefers-color-scheme: dark)").matches) ?
document.documentElement.dataset.theme = "dark" :
document.documentElement.dataset.theme = "light";
<?php endif; ?>
// Whenever the user explicitly chooses light mode
// localStorage.theme = "light";
// // Whenever the user explicitly chooses dark mode
// localStorage.theme = "dark";
// // Whenever the user explicitly chooses to respect the OS preference
// localStorage.removeItem("theme");
</script>