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quartz-wiki/quartz/components/scripts/darkmode.inline.ts
2024-01-10 14:39:54 +08:00

33 lines
1.2 KiB
TypeScript

const userPref = window.matchMedia("(prefers-color-scheme: light)").matches ? "light" : "dark"
const currentTheme = localStorage.getItem("theme") ?? userPref
document.documentElement.setAttribute("saved-theme", currentTheme)
document.addEventListener("nav", () => {
const switchTheme = (e: any) => {
if (e.target.checked) {
document.documentElement.setAttribute("saved-theme", "dark")
localStorage.setItem("theme", "dark")
} else {
document.documentElement.setAttribute("saved-theme", "light")
localStorage.setItem("theme", "light")
}
}
// Darkmode toggle
const toggleSwitch = document.querySelector("#darkmode-toggle") as HTMLInputElement
toggleSwitch.removeEventListener("change", switchTheme)
toggleSwitch.addEventListener("change", switchTheme)
if (currentTheme === "dark") {
toggleSwitch.checked = true
}
// Listen for changes in prefers-color-scheme
const colorSchemeMediaQuery = window.matchMedia("(prefers-color-scheme: dark)")
colorSchemeMediaQuery.addEventListener("change", (e) => {
const newTheme = e.matches ? "dark" : "light"
document.documentElement.setAttribute("saved-theme", newTheme)
localStorage.setItem("theme", newTheme)
toggleSwitch.checked = e.matches
})
})