elk/server/cache-driver.ts
renovate[bot] 5f2dca1979
chore(deps): update devdependencies (#2163)
Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: 三咲智子 Kevin Deng <sxzz@sxzz.moe>
2023-07-03 01:11:13 +08:00

38 lines
862 B
TypeScript

import type { Driver } from 'unstorage'
import memory from 'unstorage/drivers/memory'
import { defineDriver } from 'unstorage'
export interface CacheDriverOptions {
driver: Driver
}
export default defineDriver((driver: Driver = memory()) => {
const memoryDriver = memory()
return {
...driver,
async hasItem(key: string) {
if (await memoryDriver.hasItem(key))
return true
return driver.hasItem(key, {})
},
async setItem(key: string, value: any) {
await Promise.all([
memoryDriver.setItem(key, value),
driver.setItem?.(key, value, {}),
])
},
async getItem(key: string) {
let value = await memoryDriver.getItem(key)
if (value !== null)
return value
value = await driver.getItem(key)
memoryDriver.setItem(key, value)
return value
},
}
})