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joplin/ReactNativeClient/lib/Cache.js
2019-07-29 15:43:53 +02:00

34 lines
791 B
JavaScript

class Cache {
async getItem(name) {
let output = null;
try {
const storage = await Cache.storage();
output = await storage.getItem(name);
} catch (error) {
console.info(error);
// Defaults to returning null
}
return output;
}
async setItem(name, value, ttl = null) {
try {
const storage = await Cache.storage();
const options = {};
if (ttl !== null) options.ttl = ttl;
await storage.setItem(name, value, options);
} catch (error) {
// Defaults to not saving to cache
}
}
}
Cache.storage = async function() {
if (Cache.storage_) return Cache.storage_;
Cache.storage_ = require('node-persist');
await Cache.storage_.init({ dir: require('os').tmpdir() + '/joplin-cache', ttl: 1000 * 60 });
return Cache.storage_;
};
module.exports = Cache;