refactor: Auslagerung der Chart-Erstellungsfunktionen in chartUtils.ts
- createLoopChart und createTDRChart aus Kue705FO.tsx in eine separate Datei chartUtils.ts verschoben - Verbesserte Code-Struktur und Wiederverwendbarkeit der Chart-Funktionen - Import der ausgelagerten Funktionen in Kue705FO.tsx angepasst
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153
utils/chartUtils.ts
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153
utils/chartUtils.ts
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"use client";
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import Chart from "chart.js/auto";
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import { DataTDR } from "../redux/types/chartDataTypesTDR";
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const chartInstance = { current: null as Chart | null };
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/**
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* Erstellt ein TDR-Chart basierend auf den übergebenen Daten.
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*/
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export const createTDRChart = (dataTDR: DataTDR[]) => {
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const canvas = document.getElementById("myChart") as HTMLCanvasElement;
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if (!canvas) {
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console.error("Canvas mit ID 'myChart' nicht gefunden.");
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return;
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}
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const ctx = canvas.getContext("2d");
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if (!ctx) {
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console.error("2D-Kontext für Canvas konnte nicht erstellt werden.");
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return;
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}
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if (chartInstance.current) {
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chartInstance.current.destroy();
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chartInstance.current = null;
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}
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const minX = Math.min(...dataTDR.map((row) => row.t));
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const maxX = Math.max(...dataTDR.map((row) => row.t));
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const minY = Math.min(...dataTDR.map((row) => row.m));
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const maxY = Math.max(...dataTDR.map((row) => row.m));
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try {
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chartInstance.current = new Chart(ctx, {
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type: "line",
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data: {
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labels: dataTDR.map((row) => row.t),
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datasets: [
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{
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label: "Pegel",
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data: dataTDR.map((row) => row.m),
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borderColor: "#00AEEF",
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borderWidth: 2,
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fill: false,
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tension: 0.1,
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},
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],
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},
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options: {
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responsive: true,
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maintainAspectRatio: false,
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scales: {
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x: {
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type: "linear",
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position: "bottom",
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title: { display: true, text: "Entfernung" },
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min: minX - 5,
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max: maxX + 5,
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},
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y: {
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title: { display: true, text: "Pegel" },
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min: minY - 10,
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max: maxY + 10,
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},
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},
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},
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});
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} catch (error) {
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console.error("Fehler beim Erstellen des TDR-Charts:", error);
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}
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};
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interface DataLoop {
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t: number;
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m: number;
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n: number;
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}
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/**
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* Erstellt ein Schleifenmess-Chart basierend auf den übergebenen Daten.
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*/
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export const createLoopChart = (data: DataLoop[], title: string) => {
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const canvas = document.getElementById("myChart") as HTMLCanvasElement;
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if (!canvas) {
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console.error("Canvas mit ID 'myChart' nicht gefunden.");
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return;
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}
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const ctx = canvas.getContext("2d");
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if (!ctx) {
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console.error("2D-Kontext für Canvas konnte nicht erstellt werden.");
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return;
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}
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const labels = data.map((row) => {
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const date = new Date(String(row.t).replace(/-/g, "/"));
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return date.toLocaleString("de-DE", {
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hour: "2-digit",
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minute: "2-digit",
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second: "2-digit",
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});
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});
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new Chart(ctx, {
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type: "line",
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data: {
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labels,
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datasets: [
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{
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label: "Isolationswiderstand (MOhm)",
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data: data.map((row) => row.m),
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borderColor: "#00AEEF",
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borderWidth: 1,
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tension: 0.1,
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pointRadius: 1,
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pointHoverRadius: 5,
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fill: false,
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yAxisID: "y",
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},
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{
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label: "Schleifenwiderstand (kOhm)",
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data: data.map((row) => row.n),
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borderColor: "black",
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borderWidth: 1,
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tension: 0.1,
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pointRadius: 1,
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pointHoverRadius: 5,
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fill: false,
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yAxisID: "y1",
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},
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],
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},
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options: {
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scales: {
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x: {
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type: "category",
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title: { display: true, text: "Zeit" },
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},
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y: {
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type: "linear",
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position: "left",
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title: { display: true, text: "MOhm" },
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},
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y1: {
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type: "linear",
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position: "right",
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title: { display: true, text: "kOhm" },
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},
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},
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},
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});
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};
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