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homepage/src/widgets/glances/metrics/net.jsx

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import dynamic from "next/dynamic";
import { useState, useEffect } from "react";
import { useTranslation } from "next-i18next";
import Error from "../components/error";
import Container from "../components/container";
import Block from "../components/block";
import useWidgetAPI from "utils/proxy/use-widget-api";
const ChartDual = dynamic(() => import("../components/chart_dual"), { ssr: false });
const pointsLimit = 15;
export default function Component({ service }) {
const { t } = useTranslation();
const { widget } = service;
const { chart, metric } = widget;
const [, interfaceName] = metric.split(':');
const [dataPoints, setDataPoints] = useState(new Array(pointsLimit).fill({ value: 0 }, 0, pointsLimit));
const { data, error } = useWidgetAPI(widget, 'network', {
refreshInterval: chart ? 1000 : 5000,
});
useEffect(() => {
if (data) {
const interfaceData = data.find((item) => item[item.key] === interfaceName);
if (interfaceData) {
setDataPoints((prevDataPoints) => {
const newDataPoints = [...prevDataPoints, { a: (interfaceData.rx * 8) / interfaceData.time_since_update, b: (interfaceData.tx * 8) / interfaceData.time_since_update }];
if (newDataPoints.length > pointsLimit) {
newDataPoints.shift();
}
return newDataPoints;
});
}
}
}, [data, interfaceName]);
if (error) {
return <Container chart={chart}><Error error={error} /></Container>;
}
if (!data) {
return <Container chart={chart}><Block position="bottom-3 left-3">-</Block></Container>;
}
const interfaceData = data.find((item) => item[item.key] === interfaceName);
if (!interfaceData) {
return <Container chart={chart}><Block position="bottom-3 left-3">-</Block></Container>;
}
return (
<Container chart={chart}>
{ chart && (
<ChartDual
dataPoints={dataPoints}
label={[t("docker.rx"), t("docker.tx")]}
formatter={(value) => t("common.bitrate", {
value,
maximumFractionDigits: 0,
})}
/>
)}
<Block position="bottom-3 left-3">
{interfaceData && interfaceData.interface_name && chart && (
<div className="text-xs opacity-50">
{interfaceData.interface_name}
</div>
)}
<div className="text-xs opacity-75">
{t("common.bitrate", {
value: (interfaceData.rx * 8) / interfaceData.time_since_update,
maximumFractionDigits: 0,
})} {t("docker.rx")}
</div>
</Block>
{ !chart && (
<Block position="top-3 right-3">
{interfaceData && interfaceData.interface_name && (
<div className="text-xs opacity-50">
{interfaceData.interface_name}
</div>
)}
</Block>
)}
<Block position="bottom-3 right-3">
<div className="text-xs opacity-75">
{t("common.bitrate", {
value: (interfaceData.tx * 8) / interfaceData.time_since_update,
maximumFractionDigits: 0,
})} {t("docker.tx")}
</div>
</Block>
</Container>
);
}