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#!/usr/bin/env python
# -----------------------------------------------------------------------------
# add_version_headers.py
#
# Add version header
#
# Copyright (c) 2017 Yann Herklotz Grave <ymherklotz@gmail.com> -- MIT License
# See file LICENSE for more details
# -----------------------------------------------------------------------------

import os
import re
import sys


header = """/* ---------------------------------------------------------------\
-------------
 * {0}
 *
 * Copyright (c) 2017 Yann Herklotz Grave <ymherklotz@gmail.com> -- MIT License
 * See file LICENSE for more details
 * ----------------------------------------------------------------------------
 */

"""


def main(argv):
    for subdir, dirs, files in os.walk(os.getcwd()):
        if not re.match(".*build.*", subdir):
            for file_ in files:
                if re.match(".*[.]cpp$|.*[.]hpp$", file_) and not re.match("^picopng[.]cpp$", file_):
                    print(os.path.join(subdir, file_), end=" ")
                    with open(os.path.join(subdir, file_), 'r') as src_file:
                        src = src_file.read()
                    with open(os.path.join(subdir, file_), 'w') as src_file_lic:
                        src_file_lic.write(header.format(file_))
                        src_file_lic.write(src)
                    print("-- done")


if __name__ == "__main__":
    main(sys.argv)