64 lines
2.4 KiB
JavaScript
64 lines
2.4 KiB
JavaScript
import { arrayBufferToString, stringToUint8Array } from '../app-render/encryption-utils';
|
|
/**
|
|
* Parses serialized cache entries into a UseCacheCacheStore
|
|
* @param entries - The serialized entries to parse
|
|
* @returns A new UseCacheCacheStore containing the parsed entries
|
|
*/ export function parseUseCacheCacheStore(entries) {
|
|
const store = new Map();
|
|
for (const [key, { value, tags, stale, timestamp, expire, revalidate }] of entries){
|
|
store.set(key, Promise.resolve({
|
|
// Create a ReadableStream from the Uint8Array
|
|
value: new ReadableStream({
|
|
start (controller) {
|
|
// Enqueue the Uint8Array to the stream
|
|
controller.enqueue(stringToUint8Array(atob(value)));
|
|
// Close the stream
|
|
controller.close();
|
|
}
|
|
}),
|
|
tags,
|
|
stale,
|
|
timestamp,
|
|
expire,
|
|
revalidate
|
|
}));
|
|
}
|
|
return store;
|
|
}
|
|
/**
|
|
* Serializes UseCacheCacheStore entries into an array of key-value pairs
|
|
* @param entries - The store entries to stringify
|
|
* @returns A promise that resolves to an array of key-value pairs with serialized values
|
|
*/ export async function serializeUseCacheCacheStore(entries) {
|
|
return Promise.all(Array.from(entries).map(([key, value])=>{
|
|
return value.then(async (entry)=>{
|
|
const [left, right] = entry.value.tee();
|
|
entry.value = right;
|
|
let binaryString = '';
|
|
// We want to encode the value as a string, but we aren't sure if the
|
|
// value is a a stream of UTF-8 bytes or not, so let's just encode it
|
|
// as a string using base64.
|
|
for await (const chunk of left){
|
|
binaryString += arrayBufferToString(chunk);
|
|
}
|
|
return [
|
|
key,
|
|
{
|
|
// Encode the value as a base64 string.
|
|
value: btoa(binaryString),
|
|
tags: entry.tags,
|
|
stale: entry.stale,
|
|
timestamp: entry.timestamp,
|
|
expire: entry.expire,
|
|
revalidate: entry.revalidate
|
|
}
|
|
];
|
|
}).catch(()=>{
|
|
// Any failed cache writes should be ignored as to not discard the
|
|
// entire cache.
|
|
return null;
|
|
});
|
|
}));
|
|
}
|
|
|
|
//# sourceMappingURL=cache-store.js.map
|