@open-tender/utils
Version:
A library of utils for use with Open Tender applications that utilize our cloud-based Order API.
35 lines (34 loc) • 1.29 kB
JavaScript
// https://dev.to/flexdinesh/cache-busting-a-react-app-22lk
// https://github.com/flexdinesh/cache-busting-example/blob/master/src/App.js
let global;
// version from response - first param, local version second param
const semverGreaterThan = (latest, current) => {
if (!latest || !current)
return false;
const versionsA = latest.split(/\./g);
const versionsB = current.split(/\./g);
while (versionsA.length || versionsB.length) {
const a = Number(versionsA.shift());
const b = Number(versionsB.shift());
// eslint-disable-next-line no-continue
if (a === b)
continue;
// eslint-disable-next-line no-restricted-globals
return a > b || isNaN(b);
}
return false;
};
export const maybeRefreshVersion = (open) => {
fetch('/meta.json', { cache: 'no-store' })
.then(response => response.json())
.then(meta => {
const latest = meta.version;
const current = global.appVersion;
// console.log(latest, current)
const shouldForceRefresh = semverGreaterThan(latest, current);
if (shouldForceRefresh) {
open({ type: 'version', args: { latest, current, preventClose: true } });
}
})
.catch(err => console.log(err));
};