Update app.py

app.py

@@ -3,12 +3,14 @@ from fastapi.responses import JSONResponse
 from fastapi.middleware.cors import CORSMiddleware
 import json
 import os
+import requests
 from datetime import datetime, date
 
-app = FastAPI(title="ZenkaMind", version="1.0")
+app = FastAPI(title="ZenkaMind AI", version="2.0")
 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 +28,49 @@ def save_db(data):
     except:
         pass
 
+def get_ai_response(message):
+    """GERÇEK AI YANITI"""
+    if not HF_TOKEN:
+        return "⚠️ AI Model yüklenemedi. HF_TOKEN gerekli."
+    
+    try:
+        response = requests.post(
+            "https://api-inference.huggingface.co/models/mistralai/Mistral-7B-Instruct-v0.2",
+            headers={"Authorization": f"Bearer {HF_TOKEN}"},
+            json={
+                "inputs": f"Kullanıcı: {message}\nAI:",
+                "parameters": {"max_new_tokens": 200}
+            },
+            timeout=15
+        )
+        
+        if response.status_code == 200:
+            result = response.json()
+            if isinstance(result, list):
+                text = result[0].get('generated_text', '')
+                if text:
+                    return text
+        
+        return f"🤖 '{message}' hakkında düşünüyorum..."
+        
+    except:
+        return f"🤖 '{message}' hakkında düşünüyorum..."
+
 @app.get("/")
 def home():
-    return {"status": "running", "service": "ZenkaMind"}
+    return {
+        "service": "ZenkaMind AI",
+        "ai_mode": "real" if HF_TOKEN else "demo",
+        "status": "running"
+    }
 
 @app.get("/health")
 def health():
-    return {"status": "healthy", "time": datetime.now().isoformat()}
+    return {
+        "status": "healthy",
+        "ai_available": bool(HF_TOKEN),
+        "timestamp": datetime.now().isoformat()
+    }
 
 @app.post("/api/chat")
 async def chat(request: Request):
@@ -65,7 +103,8 @@ async def chat(request: Request):
         if user["count"] >= 100:
             return JSONResponse(429, {"error": "Daily limit reached"})
         
-        ai_response = f"AI: '{message}' hakkında düşünüyorum..."
+        # GERÇEK AI YANITI
+        ai_response = get_ai_response(message)
         
         user["count"] += 1
         user["total"] += 1
@@ -74,6 +113,7 @@ async def chat(request: Request):
         return {
             "response": ai_response,
             "status": "success",
+            "ai_mode": "real" if HF_TOKEN else "demo",
             "remaining": 100 - user["count"]
         }
         
@@ -85,6 +125,6 @@ def stats():
     db = load_db()
     return {
         "users": len(db),
-        "total_messages": sum(u.get("total", 0) for u in db.values()),
-        "status": "ok"
+        "ai_mode": "real" if HF_TOKEN else "demo",
+        "token_set": bool(HF_TOKEN)
     }