Update app.py

app.py

@@ -4,11 +4,13 @@ from fastapi.middleware.cors import CORSMiddleware
 import json
 import os
 from datetime import datetime, date
+import requests
 
 app = FastAPI()
 app.add_middleware(CORSMiddleware, allow_origins=["*"], allow_methods=["*"], allow_headers=["*"])
 
 DB_PATH = "users.json"
+HF_TOKEN = os.getenv("HF_TOKEN", "")
 
 def load_db():
     try:
@@ -26,13 +28,43 @@ def save_db(data):
     except:
         pass
 
+def get_model_response(message):
+    """Model yanıtı"""
+    if not HF_TOKEN:
+        return "Model hazır değil."
+    
+    try:
+        response = requests.post(
+            "https://api-inference.huggingface.co/models/mistralai/Mistral-7B-Instruct-v0.2",
+            headers={"Authorization": f"Bearer {HF_TOKEN}"},
+            json={
+                "inputs": message,
+                "parameters": {"max_new_tokens": 100}
+            },
+            timeout=30
+        )
+        
+        if response.status_code == 200:
+            result = response.json()
+            if isinstance(result, list):
+                return result[0].get('generated_text', 'Yanıt alınamadı')
+        
+        return "Model yanıt veremedi."
+        
+    except:
+        return "Model hatası."
+
 @app.get("/")
 def home():
-    return {"status": "ok", "service": "ZenkaMind"}
+    return {"status": "ok"}
 
 @app.get("/health")
 def health():
-    return {"status": "healthy", "time": datetime.now().isoformat()}
+    return {
+        "status": "healthy", 
+        "model": "ready" if HF_TOKEN else "no_token",
+        "time": datetime.now().isoformat()
+    }
 
 @app.post("/api/chat")
 async def chat(request: Request):
@@ -65,8 +97,8 @@ async def chat(request: Request):
         if user["count"] >= 100:
             return JSONResponse(429, {"error": "Daily limit reached"})
         
-        # MODEL YANITI - SADECE MESAJI EKO YAP
-        ai_response = message
+        # Model yanıtı
+        ai_response = get_model_response(message)
         
         user["count"] += 1
         user["total"] += 1
@@ -79,13 +111,4 @@ async def chat(request: Request):
         }
         
     except Exception as e:
-        return JSONResponse(500, {"error": str(e)})
-
-@app.get("/api/stats")
-def stats():
-    db = load_db()
-    return {
-        "users": len(db),
-        "total_messages": sum(u.get("total", 0) for u in db.values()),
-        "status": "ok"
-    }
+        return JSONResponse(500, {"error": str(e)})