30 lines
564 B
JavaScript
30 lines
564 B
JavaScript
const db = require("../../utils/redis");
|
|
|
|
function createCache(keyPrefix) {
|
|
function createKey(key) {
|
|
return keyPrefix + "-" + key;
|
|
}
|
|
|
|
function set(key, value, expiry, callback) {
|
|
db.setex(createKey(key), expiry, JSON.stringify(value), callback);
|
|
}
|
|
|
|
function get(key, callback) {
|
|
db.get(createKey(key), function(error, value) {
|
|
callback(error, value && JSON.parse(value));
|
|
});
|
|
}
|
|
|
|
function del(key, callback) {
|
|
db.del(createKey(key), callback);
|
|
}
|
|
|
|
return {
|
|
set,
|
|
get,
|
|
del
|
|
};
|
|
}
|
|
|
|
module.exports = createCache;
|