"""This module contains file validation methods."""

from constants import file_params


def is_valid_file_type(file_name):
    """Check file type by given file name.

    Args:
        file_name (str): file name

    Returns:
        bool: TRUE if mime file type is admissible, FALSE if not
    """
    return file_name.endswith(file_params.ALLOWED_FILE_EXTENTIONS)


def is_valid_file_size(file_size):
    """Check file size.

    Args:
        file_size (int): file size in bytes

    Returns:
        bool: TRUE if file size is admissible, FALSE if not
    """
    return file_size in range(
        file_params.MIN_ALLOWED_FILE_SIZE_IN_BYTES,
        file_params.MAX_ALLOWED_FILE_SIZE_IN_BYTES)