feat: Integration von IndexedDB zur Verwaltung von Dashboard-Daten
- Werte wie IP, Subnetz, Gateway, letzte 20 Meldungen und kueVersion aus IndexedDB geladen und im Dashboard angezeigt - Direktzugriff auf IndexedDB-Variable `getFromIndexedDB` implementiert, um Produktions-Importprobleme zu vermeiden - State-Handling und Lade-Intervall hinzugefügt, um Daten alle 10 Sekunden zu aktualisieren - Ersetzt window-basierte Variablen durch Daten aus IndexedDB für eine robustere und skalierbare Datenverwaltung
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@@ -4,7 +4,6 @@ import { useRouter } from "next/navigation";
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import "tailwindcss/tailwind.css";
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import "@fontsource/roboto";
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import "bootstrap-icons/font/bootstrap-icons.css";
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import { loadWindowVariables } from "../utils/loadWindowVariables";
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import CPLStatus from "../components/modulesStatus/CPLStatus";
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import Access1Status from "../components/modulesStatus/Access1Status";
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import Access2Status from "../components/modulesStatus/Access2Status";
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@@ -16,6 +15,7 @@ import { Icon } from "@iconify/react";
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function Dashboard() {
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const [last20Messages, setLast20Messages] = useState([]);
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const [kueOnline, setkueOnline] = useState([]);
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const [kueVersion, setKueVersion] = useState([]);
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const [ip, setIp] = useState("");
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const [subnet, setSubnet] = useState("");
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const [gateway, setGateway] = useState("");
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@@ -40,51 +40,63 @@ function Dashboard() {
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row.substring(row.length - 1),
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]);
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};
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//------------------------------------------------------------------
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//--------- Direkte Implementierung von `getFromIndexedDB` , um Importprobleme zu vermeiden in Produktionsumgebung -----
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async function getFromIndexedDB(key) {
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return new Promise((resolve, reject) => {
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const request = indexedDB.open("CPLDatabase", 1);
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request.onsuccess = () => {
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const db = request.result;
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const transaction = db.transaction("cplVariables", "readonly");
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const store = transaction.objectStore("cplVariables");
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const getRequest = store.get(key);
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getRequest.onsuccess = () => resolve(getRequest.result);
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getRequest.onerror = () => reject(getRequest.error);
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};
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request.onerror = () => reject(request.error);
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});
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}
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//------------------------------------------------------------------
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useEffect(() => {
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const loadDataOnce = async () => {
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try {
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await loadWindowVariables();
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// Daten aus IndexedDB laden
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const last20MessagesData = await getFromIndexedDB("last20Messages");
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const ipData = await getFromIndexedDB("ip");
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const subnetData = await getFromIndexedDB("subnet");
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const gatewayData = await getFromIndexedDB("gateway");
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const appVersionData = await getFromIndexedDB("appVersion");
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const kueCableBreakData = await getFromIndexedDB("kueCableBreak");
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const kueOnlineData = await getFromIndexedDB("kueOnline");
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const kueVersionData = await getFromIndexedDB("kueVersion");
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// Werte direkt aus `window` zuweisen
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setLast20Messages(parseMessages(window.last20Messages || ""));
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setIp(window.ip || "");
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setSubnet(window.subnet || "");
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setGateway(window.gateway || "");
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setAppVersion(window.appVersion || "");
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// Verarbeite `kueCableBreak` und `kueOnline`
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const cableBreakArray = Array.isArray(window.kueCableBreak)
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? window.kueCableBreak.map((value, index) =>
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window.kueOnline[index] === 1 ? Number(value) : 0
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)
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: (window.kueCableBreak || "")
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.split(",")
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.map((value, index) =>
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window.kueOnline[index] === 1 ? Number(value) : 0
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);
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setKueCableBreak(cableBreakArray);
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const onlineArray = Array.isArray(window.kueOnline)
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? window.kueOnline.map(Number)
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: [];
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setkueOnline(onlineArray);
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// Setze die States mit den geladenen Daten
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setLast20Messages(parseMessages(last20MessagesData || ""));
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setIp(ipData || "");
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setSubnet(subnetData || "");
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setGateway(gatewayData || "");
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setAppVersion(appVersionData || "");
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setKueCableBreak(
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Array.isArray(kueCableBreakData) ? kueCableBreakData.map(Number) : []
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);
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setkueOnline(
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Array.isArray(kueOnlineData) ? kueOnlineData.map(Number) : []
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);
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setKueVersion(Array.isArray(kueVersionData) ? kueVersionData : []);
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setLoading(false);
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} catch (error) {
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console.error("Fehler beim Laden der Daten:", error);
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console.error("Fehler beim Laden der Daten aus IndexedDB:", error);
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setError(error);
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setLoading(false);
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}
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};
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// Sofortiges Laden der Daten einmalig
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loadDataOnce();
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// Starten des Intervalls für regelmäßige Updates
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const intervalId = setInterval(loadDataOnce, 10000);
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return () => clearInterval(intervalId); // Bereinigung des Intervalls bei Komponente unmount
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return () => clearInterval(intervalId);
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}, []);
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//------------------------------------------------------------------
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const handleModuleClick = (rackNumber) => {
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router.push(`/kabelueberwachung?rack=${rackNumber}`);
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};
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@@ -102,9 +114,7 @@ function Dashboard() {
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{slots.map((version, index) => {
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const slotNumber = i * 8 + index + 1;
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const isSlotOnline = kueOnline[slotNumber - 1] === 1;
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const moduleVersion = window.kueVersion
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? window.kueVersion[slotNumber - 1]
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: version;
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const moduleVersion = kueVersion[slotNumber - 1] || version; // Verwende kueVersion
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return (
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<div
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