Files
CPLv4.0/components/main/kabelueberwachung/kue705FO/Charts/LoopMeasurementChart/LoopMeasurementChart.tsx

116 lines
3.2 KiB
TypeScript

import React, { useEffect, useRef } from "react";
import { useSelector } from "react-redux";
import Chart from "chart.js/auto";
import "chartjs-adapter-moment";
const LoopMeasurementChart = () => {
const chartRef = useRef<HTMLCanvasElement>(null);
const chartInstance = useRef<Chart | null>(null);
// Daten aus dem Redux-Store abrufen
const chartData =
useSelector(
(state: { chartData: { data: any[] } }) => state.chartData.data
) ?? [];
useEffect(() => {
if (chartRef.current) {
if (chartInstance.current) {
chartInstance.current.destroy();
}
// Datenvorbereitung: Konvertieren der Zeitstempel in Millisekunden
const processedData = chartData.map((entry) => ({
...entry,
timestampMs: new Date(
entry.t.replace(/(\d{2})-(\d{2})-(\d{4})/, "$2/$1/$3")
).getTime(),
}));
const ctx = chartRef.current.getContext("2d");
if (ctx) {
chartInstance.current = new Chart(ctx, {
type: "line",
data: {
datasets: [
{
label: "Messwert i (kOhm)",
data: processedData.map((entry) => ({
x: entry.timestampMs,
y: entry.i,
})),
borderColor: "rgba(75, 192, 192, 1)",
backgroundColor: "rgba(75, 192, 192, 0.2)",
fill: true,
},
{
label: "Messwert a (kOhm)",
data: processedData.map((entry) => ({
x: entry.timestampMs,
y: entry.a,
})),
borderColor: "rgba(192, 75, 75, 1)",
backgroundColor: "rgba(192, 75, 75, 0.2)",
fill: true,
},
{
label: "Messwert g (kOhm)",
data: processedData.map((entry) => ({
x: entry.timestampMs,
y: entry.g,
})),
borderColor: "rgba(75, 75, 192, 1)",
backgroundColor: "rgba(75, 75, 192, 0.2)",
fill: true,
},
],
},
options: {
responsive: true,
maintainAspectRatio: false,
scales: {
x: {
type: "time",
time: {
unit: "day",
tooltipFormat: "dd.MM.yyyy HH:mm",
displayFormats: {
day: "dd.MM.yyyy",
},
},
title: {
display: true,
text: "Zeit",
},
},
y: {
title: {
display: true,
text: "kOhm",
},
min: 0,
max: 80,
},
},
},
});
}
}
return () => {
if (chartInstance.current) {
chartInstance.current.destroy();
chartInstance.current = null;
}
};
}, [chartData]);
return (
<div style={{ position: "relative", width: "100%", height: "400px" }}>
<canvas ref={chartRef} />
</div>
);
};
export default LoopMeasurementChart;