Files
clash-verge-rev-lite/src/services/delay.ts
2022-02-16 02:22:01 +08:00

38 lines
852 B
TypeScript

import { getProxyDelay } from "./api";
const hashKey = (name: string, group: string) => `${group ?? ""}::${name}`;
class DelayManager {
private cache = new Map<string, [number, number]>();
setDelay(name: string, group: string, delay: number) {
this.cache.set(hashKey(name, group), [Date.now(), delay]);
}
getDelay(name: string, group: string) {
if (!name) return -1;
const result = this.cache.get(hashKey(name, group));
if (result && Date.now() - result[0] <= 18e5) {
return result[1];
}
return -1;
}
async checkDelay(name: string, group: string) {
let delay = -1;
try {
const result = await getProxyDelay(name);
delay = result.delay;
} catch {
delay = 1e6; // error
}
this.setDelay(name, group, delay);
return delay;
}
}
export default new DelayManager();