Add 2_interference_visualization/js/app.js
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52
2_interference_visualization/js/app.js
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52
2_interference_visualization/js/app.js
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import { fetchVisualizationData } from './api.js';
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import { renderChart, updateChart } from './chart.js';
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/**
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* Initialisiert die Anwendung: lädt Chart, ruft API auf, registriert Event-Listener.
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*/
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export async function initApp() {
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try {
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const defaultRun = '31b';
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const defaultMetric = 'tail';
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const data = await fetchVisualizationData({ run: defaultRun, metric: defaultMetric });
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renderChart(data);
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registerEventListeners();
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} catch (error) {
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console.error('Fehler bei der Initialisierung der App:', error);
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const container = document.getElementById('chart-container');
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if (container) {
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container.textContent = 'Fehler beim Laden der Visualisierung.';
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}
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}
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}
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/**
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* Reagiert auf Benutzeränderungen im Filterpanel und aktualisiert Diagrammdaten.
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* @param {Event} event
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*/
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export async function handleFilterChange(event) {
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try {
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const runSelector = document.getElementById('run-filter');
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const metricSelector = document.getElementById('metric-filter');
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const selectedRun = runSelector?.value ?? '31b';
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const selectedMetric = metricSelector?.value ?? 'tail';
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const newData = await fetchVisualizationData({ run: selectedRun, metric: selectedMetric });
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updateChart(newData);
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} catch (error) {
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console.error('Fehler bei der Aktualisierung des Diagramms:', error);
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}
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}
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/**
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* Registriert Event-Listener für Filterelemente.
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*/
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function registerEventListeners() {
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const runFilter = document.getElementById('run-filter');
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const metricFilter = document.getElementById('metric-filter');
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if (runFilter) runFilter.addEventListener('change', handleFilterChange);
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if (metricFilter) metricFilter.addEventListener('change', handleFilterChange);
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}
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window.addEventListener('load', initApp);
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