Add heatmap_visualization/js/api.js
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heatmap_visualization/js/api.js
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55
heatmap_visualization/js/api.js
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/**
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* @module api
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* Kommunikation mit der /heatmap API.
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* Enthält Funktionen zum Laden von Heatmap-Daten.
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*/
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/**
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* Sendet eine GET-Anfrage an die API-Ressource /heatmap.
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* Verarbeitet die Antwort zu einem JSON-Objekt.
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*
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* @async
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* @function loadHeatmapData
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* @param {Object} [filters={}] - Optionales Objekt mit Filterparametern (cohort_id, time_window)
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* @returns {Promise<Object>} Parsed Heatmap-Datenobjekt
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*/
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export async function loadHeatmapData(filters = {}) {
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try {
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const params = new URLSearchParams();
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if (filters.cohort_id) params.append('cohort_id', filters.cohort_id);
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if (filters.time_window) params.append('time_window', filters.time_window);
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const url = `/heatmap${params.toString() ? '?' + params.toString() : ''}`;
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const response = await fetch(url, {
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method: 'GET',
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headers: {
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'Accept': 'application/json'
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}
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});
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if (!response.ok) {
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console.error(`API Error: ${response.status} ${response.statusText}`);
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throw new Error('Fehler beim Laden der Heatmap-Daten.');
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}
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const data = await response.json();
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if (!data || typeof data !== 'object') {
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throw new Error('Ungueltiges Datenformat von der Heatmap-API.');
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}
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return data;
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} catch (error) {
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console.error('loadHeatmapData Error:', error);
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return {
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matrix: [],
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metadata: {
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band_center: null,
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band_width: null,
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cluster_score: null
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},
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error: true,
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message: error.message
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};
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}
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}
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