2025-08-04 18:41:00 -04:00

62 lines
1.4 KiB
JavaScript

import { watchPausable } from '@vueuse/core';
import { get, set, del, update } from 'idb-keyval';
import { shallowRef, ref, toValue, toRaw } from 'vue';
function useIDBKeyval(key, initialValue, options = {}) {
const {
flush = "pre",
deep = true,
shallow = false,
onError = (e) => {
console.error(e);
},
writeDefaults = true
} = options;
const isFinished = shallowRef(false);
const data = (shallow ? shallowRef : ref)(initialValue);
const rawInit = toValue(initialValue);
async function read() {
try {
const rawValue = await get(key);
if (rawValue === void 0) {
if (rawInit !== void 0 && rawInit !== null && writeDefaults)
await set(key, rawInit);
} else {
data.value = rawValue;
}
} catch (e) {
onError(e);
}
isFinished.value = true;
}
read();
async function write() {
try {
if (data.value == null) {
await del(key);
} else {
await update(key, () => toRaw(data.value));
}
} catch (e) {
onError(e);
}
}
const {
pause: pauseWatch,
resume: resumeWatch
} = watchPausable(data, () => write(), { flush, deep });
async function setData(value) {
pauseWatch();
data.value = value;
await write();
resumeWatch();
}
return {
set: setData,
isFinished,
data
};
}
export { useIDBKeyval };