# cad_utils.py

import os

def convert_cad_to_step(cad_file_path):
    """
    Convert CAD file to STEP format.
    This is a placeholder function. You should implement the actual logic 
    for converting your CAD file (e.g., SolidWorks, SolidEdge) to STEP format.
    """
    step_file_path = cad_file_path.replace(".cad", ".step")
    
    # Implement CAD conversion logic here (using FreeCAD, OpenCascade, or another tool)
    # For now, let's just mock this behavior.
    
    # Assuming conversion is successful, return the step file path
    return step_file_path