38 lines
1.2 KiB
TypeScript
38 lines
1.2 KiB
TypeScript
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import { ref, onMounted, watch } from 'vue'
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// by convention, composable function names start with "use"
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const darkTheme = ref(false)
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export function useDark() {
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onMounted(() => {
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if(localStorage.getItem("theme") === "dark") {
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document.documentElement.classList.add("dark")
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darkTheme.value = true
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} else {
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darkTheme.value = false
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}
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})
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watch(
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() => darkTheme.value,
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(newData) => {
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document.documentElement.removeAttribute("data-theme");
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localStorage.removeItem("theme")
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if (newData) {
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// import('@/assets/sass/elementplus-dark.scss');
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document.documentElement.classList.add("dark")
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document.documentElement.setAttribute("data-theme", "dark");
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localStorage.setItem("theme", "dark");
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} else {
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// import('@/assets/sass/elementplus-light.scss');
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document.documentElement.classList.remove("dark")
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document.documentElement.setAttribute("data-theme", "default");
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localStorage.setItem("theme", "default");
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}
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}
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);
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return { darkTheme }
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}
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