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server/response_generator.py

@@ -44,8 +44,11 @@ Respond like a real patient in 1-2 sentences.You are not allowed to mention your
 
 
 
-OPENROUTER_API_KEY = os.getenv("OPENROUTER_API_KEY")
+import requests
+import os
+
 
+OPENROUTER_API_KEY = os.getenv("OPENROUTER_API_KEY")
 OPENROUTER_URL = "https://openrouter.ai/api/v1/chat/completions"
 
 
@@ -56,7 +59,7 @@ def call_llm(prompt: str) -> str:
     }
 
     payload = {
-        "model": "nvidia/nemotron-3-nano-30b-a3b:free",  # you can change model here
+        "model": "nvidia/nemotron-3-nano-30b-a3b:free",
         "messages": [
             {"role": "system", "content": "You are a mental health patient."},
             {"role": "user", "content": prompt}
@@ -75,7 +78,12 @@ def call_llm(prompt: str) -> str:
 
         result = response.json()
 
-        return result["choices"][0]["message"]["content"].strip()
+        content = result.get("choices", [{}])[0].get("message", {}).get("content")
+
+        if not content:
+            return "I don't really know how to explain it..."
+
+        return content.strip()
 
     except Exception as e:
         print("LLM Error:", e)
@@ -94,4 +102,4 @@ def generate_response(action_type: str, message: str, state, ) -> str:
 
     response = call_llm(prompt)
 
-    return response
+    return response