Updates

backend/dist/services/ai.js

@@ -0,0 +1,62 @@
+import { SYSTEM_PROMPT } from '../prompts/extractRecipe.js';
+const GROQ_API_KEY = process.env.GROQ_API_KEY;
+const GROQ_MODEL = process.env.GROQ_MODEL || 'openai/gpt-oss-20b';
+const GROQ_URL = 'https://api.groq.com/openai/v1/chat/completions';
+export async function isAiAvailable() {
+    if (!GROQ_API_KEY)
+        return false;
+    try {
+        const res = await fetch(GROQ_URL, {
+            method: 'POST',
+            headers: {
+                'Content-Type': 'application/json',
+                'Authorization': `Bearer ${GROQ_API_KEY}`,
+            },
+            body: JSON.stringify({
+                model: GROQ_MODEL,
+                messages: [{ role: 'user', content: 'ping' }],
+                max_tokens: 1,
+            }),
+            signal: AbortSignal.timeout(10000),
+        });
+        return res.ok;
+    }
+    catch {
+        return false;
+    }
+}
+export async function extractRecipe(description) {
+    const response = await fetch(GROQ_URL, {
+        method: 'POST',
+        headers: {
+            'Content-Type': 'application/json',
+            'Authorization': `Bearer ${GROQ_API_KEY}`,
+        },
+        body: JSON.stringify({
+            model: GROQ_MODEL,
+            messages: [
+                { role: 'system', content: SYSTEM_PROMPT },
+                { role: 'user', content: `Extrahiere ein Rezept aus dieser TikTok-Videobeschreibung:\n\n${description}` },
+            ],
+            temperature: 0.1,
+            max_tokens: 2048,
+        }),
+        signal: AbortSignal.timeout(30000),
+    });
+    if (!response.ok) {
+        const err = await response.text();
+        throw new Error(`Groq Fehler: ${response.status} - ${err}`);
+    }
+    const data = await response.json();
+    let text = data.choices[0].message.content.trim();
+    if (text.startsWith('```')) {
+        text = text.replace(/^```(?:json)?\n?/, '').replace(/\n?```$/, '');
+    }
+    const jsonStart = text.indexOf('{');
+    const jsonEnd = text.lastIndexOf('}');
+    if (jsonStart === -1 || jsonEnd === -1 || jsonEnd <= jsonStart) {
+        throw new Error('Kein valides JSON in der Modell-Antwort');
+    }
+    text = text.slice(jsonStart, jsonEnd + 1);
+    return JSON.parse(text);
+}