#!/usr/bin/python

import os
import subprocess

def format_sources():
    """
    Formats the source code files in the ESP3D project using clang-format with Google style.

    This script recursively searches for C, C++, H, and INO files in the ESP3D project directory
    and its subdirectories. It then applies the clang-format tool to each file, using the Google
    style for formatting.

    Note: Make sure you have clang-format installed and available in your system's PATH.

    Returns:
        None
    """
    # Base directory of the script
    script_path = os.path.abspath(__file__)

    # Extract dir path
    script_dir = os.path.dirname(script_path)

    # Build path of sources dir: ../esp3d
    base_dir = os.path.abspath(os.path.normpath(os.path.join(script_dir, '..', 'esp3d')))

    # Parse all c, h, cpp, and ino files in all directories and subdirectories
    file_paths = []
    for root, dirs, files in os.walk(base_dir):
        for file in files:
            if file.endswith(('.c', '.cpp', '.h', '.ino')):
                file_path = os.path.join(root, file)
                file_paths.append(os.path.abspath(os.path.normpath(file_path)))

    # Now format all files one by one with clang-format
    for file_path in file_paths:
        tmpPath = '"' + file_path + '"'
        print("Formatting " + tmpPath, end="")
        try:
            command = ['clang-format', '-i', '--style=Google', file_path]
            subprocess.run(command, check=False)
            print(" => Ok")
        except subprocess.CalledProcessError as e:
            print(f'=> Error: {e}')

# Call the format_sources function to format the source code
format_sources()