From abf05c1fe1bf424b8535351380a1aed9d179bf82 Mon Sep 17 00:00:00 2001
From: Mika <kontakt@donau2space.de>
Date: Mon, 12 Jan 2026 11:39:20 +0000
Subject: [PATCH] Add spike_visualizer/js/api.js

---
 spike_visualizer/js/api.js | 52 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 spike_visualizer/js/api.js

diff --git a/spike_visualizer/js/api.js b/spike_visualizer/js/api.js
new file mode 100644
index 0000000..58f920d
--- /dev/null
+++ b/spike_visualizer/js/api.js
@@ -0,0 +1,52 @@
+'use strict';
+
+/**
+ * fetchSpikes - Holt Spike-Daten vom API-Endpunkt /api/spikes ab.
+ *
+ * @param {Object} [filters={}] - Optionale Filterparameter (cpu_id, start_time, end_time)
+ * @returns {Promise<Array>} - Promise, das ein Array klassifizierter Spike-Objekte zurückgibt.
+ */
+export async function fetchSpikes(filters = {}) {
+  const params = new URLSearchParams();
+
+  if (filters.cpu_id !== undefined && filters.cpu_id !== null) {
+    params.append('cpu_id', filters.cpu_id);
+  }
+  if (filters.start_time) {
+    params.append('start_time', filters.start_time);
+  }
+  if (filters.end_time) {
+    params.append('end_time', filters.end_time);
+  }
+
+  const queryString = params.toString() ? `?${params.toString()}` : '';
+  const url = `/api/spikes${queryString}`;
+
+  try {
+    const response = await fetch(url, {
+      method: 'GET',
+      headers: {
+        'Accept': 'application/json'
+      }
+    });
+
+    if (!response.ok) {
+      console.error(`Fehler beim Laden der Spike-Daten: ${response.status}`);
+      return [];
+    }
+
+    const data = await response.json();
+
+    if (!Array.isArray(data)) {
+      console.warn('Unerwartetes Antwortformat der API. Erwartet: Array von Spike-Objekten.');
+      return [];
+    }
+
+    return data.filter(item =>
+      item && typeof item === 'object' && 'id' in item && 'timestamp' in item
+    );
+  } catch (error) {
+    console.error('Netzwerk- oder Parsing-Fehler beim Abrufen der Spike-Daten:', error);
+    return [];
+  }
+}
\ No newline at end of file