lets add settings new to css

py_app/app/warehouse.py

@@ -218,3 +218,59 @@ def generate_location_label_pdf():
     except Exception as e:
         print(f"Error generating location label PDF: {e}")
         return jsonify({'error': str(e)}), 500
+
+def update_location(location_id, location_code, size, description):
+    """Update an existing warehouse location"""
+    try:
+        conn = get_db_connection()
+        cursor = conn.cursor()
+        
+        # Check if location exists
+        cursor.execute("SELECT id FROM warehouse_locations WHERE id = ?", (location_id,))
+        if not cursor.fetchone():
+            conn.close()
+            return {"success": False, "error": "Location not found"}
+        
+        # Check if location code already exists for different location
+        cursor.execute("SELECT id FROM warehouse_locations WHERE location_code = ? AND id != ?", (location_code, location_id))
+        if cursor.fetchone():
+            conn.close()
+            return {"success": False, "error": "Location code already exists"}
+        
+        # Update location
+        cursor.execute(
+            "UPDATE warehouse_locations SET location_code = ?, size = ?, description = ? WHERE id = ?",
+            (location_code, size if size else None, description, location_id)
+        )
+        conn.commit()
+        conn.close()
+        
+        return {"success": True, "message": "Location updated successfully"}
+        
+    except Exception as e:
+        print(f"Error updating location: {e}")
+        return {"success": False, "error": str(e)}
+
+def delete_location_by_id(location_id):
+    """Delete a warehouse location by ID"""
+    try:
+        conn = get_db_connection()
+        cursor = conn.cursor()
+        
+        # Check if location exists
+        cursor.execute("SELECT location_code FROM warehouse_locations WHERE id = ?", (location_id,))
+        location = cursor.fetchone()
+        if not location:
+            conn.close()
+            return {"success": False, "error": "Location not found"}
+        
+        # Delete location
+        cursor.execute("DELETE FROM warehouse_locations WHERE id = ?", (location_id,))
+        conn.commit()
+        conn.close()
+        
+        return {"success": True, "message": f"Location '{location[0]}' deleted successfully"}
+        
+    except Exception as e:
+        print(f"Error deleting location: {e}")
+        return {"success": False, "error": str(e)}