+ // Retrieve live challenge (not older than 30 minute) if any:
+ const chall = JSON.parse(localStorage.getItem("challenge") || "false");
+ if (!!chall)
+ {
+ if ((Date.now() - chall.added)/1000 <= 30*60)
+ this.challenges.push(chall);
+ else
+ localStorage.removeItem("challenge");
+ }