Files
genieacs/ui/components/ping.ts
T
2019-02-20 03:36:52 -08:00

58 lines
1.6 KiB
TypeScript

import { ClosureComponent, Component } from "mithril";
import { m } from "../components";
import * as store from "../store";
const REFRESH_INTERVAL = 3000;
const component: ClosureComponent = (): Component => {
return {
oninit: vnode => {
vnode.state["timestamp"] = 0;
vnode.state["ping"] = null;
vnode.state["host"] = null;
vnode.state["timeout"] = null;
},
view: vnode => {
const refresh = (): void => {
const device = vnode.attrs["device"];
let param =
device["InternetGatewayDevice.ManagementServer.ConnectionRequestURL"];
if (!param)
param = device["Device.ManagementServer.ConnectionRequestURL"];
if (!param || !param.value) return;
const url = new URL(param.value[0]);
vnode.state["host"] = url.hostname;
vnode.state["timestamp"] = Date.now();
store
.ping(vnode.state["host"])
.then(res => {
vnode.state["ping"] = res;
})
.catch(() => {
// Do nothing
});
};
const t = vnode.state["timestamp"] + REFRESH_INTERVAL - Date.now();
clearTimeout(vnode.state["timeout"]);
if (t <= 0) refresh();
else vnode.state["timeout"] = setTimeout(refresh, t);
if (vnode.state["host"]) {
let status = "";
if (vnode.state["ping"]) {
if (vnode.state["ping"].avg != null)
status = `${Math.trunc(vnode.state["ping"].avg)} ms`;
else status = "Unreachable";
}
return m("div", `Pinging ${vnode.state["host"]}: ${status}`);
}
return null;
}
};
};
export default component;