docs/js/landing-page.js

51 lines
1.3 KiB
JavaScript

// Cookie functions
function createCookie(name, value, days) {
var expires = "";
if (days) {
var date = new Date();
date.setTime(date.getTime() + (days * 24 * 60 * 60 * 1000));
expires = "; expires=" + date.toUTCString();
}
document.cookie = name + "=" + value + expires + "; path=/";
}
function readCookie(name) {
var nameEQ = name + "=";
var ca = document.cookie.split(";");
for (var i = 0; i < ca.length; i++) {
var c = ca[i];
while (c.charAt(0) === " ") c = c.substring(1, c.length);
if (c.indexOf(nameEQ) === 0) return c.substring(nameEQ.length, c.length);
}
return null;
}
var prefersDark = window.matchMedia && window.matchMedia("(prefers-color-scheme: dark)").matches;
var selectedNightTheme = readCookie("night");
if (selectedNightTheme === "true" || (selectedNightTheme === null && prefersDark)) {
applyNight();
$("#switch-style").prop("checked", true);
} else {
applyDay();
$("#switch-style").prop("checked", false);
}
function applyNight() {
$("body").addClass("night");
}
function applyDay() {
$("body").removeClass("night");
}
$("#switch-style").change(function () {
if ($(this).is(":checked")) {
applyNight();
createCookie("night", true, 999)
} else {
applyDay();
createCookie("night", false, 999);
}
});