Update server.py

server.py

@@ -255,6 +255,28 @@ async def get_stats(current_user: dict = Depends(get_current_user)):
         avg_confidence=round(avg_conf, 2),
         last_7_days=last_7,
     )
+    
+@api_router.get("/global-stats")
+async def get_global_stats():
+    # Iterate all for a simple global count (since local mock doesn't support aggregate)
+    # Using to_list(length=100000) to grab items
+    items = await db.detections.find({}, {"_id": 0, "label": 1}).to_list(length=100000)
+    total_found = len(items)
+    ai_count = sum(1 for i in items if i.get("label") == "ai")
+    human_count = sum(1 for i in items if i.get("label") == "human")
+
+    # Hardcoded global accuracy representing the SADA model
+    avg_accuracy = 79.8
+    
+    if total_found == 0:
+        return {"total": total_found, "ai_ratio": 0.0, "human_ratio": 0.0, "avg_accuracy": avg_accuracy}
+
+    return {
+        "total": total_found,
+        "ai_ratio": round((ai_count / total_found) * 100, 1),
+        "human_ratio": round((human_count / total_found) * 100, 1),
+        "avg_accuracy": avg_accuracy
+    }
 
 
 app.include_router(api_router)