__author__ = 'stubbfel'
import os.path


class TextFile:

    def __init__(self, filename):
        """
        init the class and set the filename
        :param filename:
        """
        assert isinstance(filename, str)
        self._filename = filename

    def write_text_file(self, file_content):
        """
        write strings to a text file
        :param file_content: strings which has to been write i a text file
        :raise ValueError: will be raised, when  the content is not a string
        """
        assert isinstance(self._filename, str)
        with open(self._filename, 'w', newline='\n') as file:
            file.write(file_content)
            file.close()

    def check_and_remove_file(self):
        """
        Method remove this file, if the file don't exists the method don't call remove
        """
        if self.exists_file:
            os.remove(self._filename)

    def read_text_file(self):
        """
        method return and read the content of a text file

        :return: str - file content
        """
        with open(self._filename, newline='\n') as file:
            return file.read()

    @property
    def exists_file(self):
        """
        check if this file exists or not
        :return: true if the file exists, otherwise false
        """
        return os.path.isfile(self._filename)

    @property
    def get_filename(self):
        """
        get the file Name
        :return: str
        """
        assert isinstance(self._filename, str)
        return self._filename