Add data_visualization_web_ui/js/app.js
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data_visualization_web_ui/js/app.js
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67
data_visualization_web_ui/js/app.js
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import { fetchData, fetchAnalysis } from './api.js';
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import { renderCharts, updateCharts } from './charts.js';
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import { renderStats } from './stats.js';
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/**
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* @function initApp
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* @description Initialisiert Eventlistener, ruft Datenladen und Rendering auf.
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*/
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export async function initApp() {
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try {
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const [data, analysis] = await Promise.all([
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fetchData({}),
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fetchAnalysis()
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]);
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renderCharts(data);
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renderStats(analysis);
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setupEventListeners();
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} catch (error) {
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console.error('Fehler bei der Initialisierung:', error);
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}
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}
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/**
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* @function setupEventListeners
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* @description Verknüpft UI-Filterelemente mit der Filterlogik.
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*/
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function setupEventListeners() {
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const filterForm = document.getElementById('filter-form');
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if (filterForm) {
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filterForm.addEventListener('change', handleFilterChange);
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}
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}
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/**
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* @function handleFilterChange
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* @description Erfasst Nutzerinteraktionen mit Filterpanel und aktualisiert Diagramme.
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* @param {Event} e - Change-Event vom Filterformular
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*/
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export async function handleFilterChange(e) {
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e.preventDefault();
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const form = e.target.closest('form');
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if (!form) return;
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const formData = new FormData(form);
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const params = {
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time_range: formData.get('time_range') || '24h',
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sensor_id: formData.get('sensor_id') || 'all'
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};
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try {
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const [newData, newAnalysis] = await Promise.all([
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fetchData(params),
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fetchAnalysis()
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]);
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updateCharts(newData);
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renderStats(newAnalysis);
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} catch (error) {
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console.error('Fehler beim Aktualisieren der Filterdaten:', error);
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}
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}
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// Initialisierung bei Seitenladeereignis
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document.addEventListener('DOMContentLoaded', () => {
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initApp();
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});
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