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28 lines
525 B
TypeScript
28 lines
525 B
TypeScript
export function useCacheStorage<T>(
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key: string,
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getter: () => T | Promise<T>,
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TTL = 1000 * 60 * 60 * 12, // 12 hours
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) {
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const storage = useLocalStorage(key, {
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time: 0,
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value: null as T | null,
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})
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if (storage.value.time + TTL < Date.now()) {
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Promise.resolve(getter()).then((v) => {
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storage.value = {
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time: Date.now(),
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value: v,
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}
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})
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}
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return computed({
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get() {
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return storage.value.value
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},
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set(v) {
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storage.value.value = v
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},
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})
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}
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