74 lines
1.6 KiB
JavaScript
74 lines
1.6 KiB
JavaScript
import { computed } from "vue";
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import { useState } from "#app";
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function n(e) {
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try {
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let t = (e ?? globalThis.localStorage)?.getItem(`theme`);
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if (t === `light` || t === `dark`) return t;
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} catch {}
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return `auto`;
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}
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var r = [`light`, `dark`, `auto`],
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i = {
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light: `浅色`,
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dark: `深色`,
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auto: `跟随系统`,
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},
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a = {
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light: `pi pi-sun`,
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dark: `pi pi-moon`,
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auto: `pi pi-desktop`,
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},
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o = `theme`;
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function s() {
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let s = useState(`theme-mode`, () => n()),
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c = useState(
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`theme-dark`,
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() =>
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typeof document < `u` &&
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document.documentElement.classList.contains(`app-dark`),
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),
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l = () => window.matchMedia(`(prefers-color-scheme: dark)`);
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function u() {
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c.value = s.value === `dark` || (s.value === `auto` && l().matches);
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}
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function d() {
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let e = document.documentElement;
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(e.classList.toggle(`app-dark`, c.value),
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(e.style.colorScheme = c.value ? `dark` : `light`));
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}
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function f() {
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(u(), d());
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}
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let p = null,
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m = () => {
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s.value === `auto` && f();
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};
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function h() {
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(p?.removeEventListener(`change`, m), (p = null));
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}
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function g() {
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(h(), (s.value = n()), f(), (p = l()), p.addEventListener(`change`, m));
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}
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function _(e) {
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s.value = e;
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try {
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localStorage.setItem(o, e);
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} catch {}
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f();
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}
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function v() {
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_(r[(r.indexOf(s.value) + 1) % r.length]);
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}
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return {
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mode: s,
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isDark: c,
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init: g,
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dispose: h,
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set: _,
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cycle: v,
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label: computed(() => i[s.value]),
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icon: computed(() => a[s.value]),
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};
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}
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export { s as t };
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