from gs1grader.grader_interface import DataMatrixGraderInterface


class FixedPatternDamageGrader(DataMatrixGraderInterface):
    """Grader for evaluating the fixed pattern damage of a Data Matrix code.

    Fixed pattern damage assesses the integrity of the finder pattern and
    clock pattern (L-shaped patterns) of the Data Matrix. These patterns are
    critical for scanner orientation and timing. Damage to these fixed patterns
    can significantly impact the readability and decodability of the
    Data Matrix symbol.
    """

    def __init__(self):
        """Initialize the FixedPatternDamageGrader."""
        pass

    def compute_grade(self, decoded_data):
        """Compute fixed pattern damage grade for the given
        data matrix parameters.

        :param decoded_data: Contains decoded data matrix information
        :type: DecodedDmtxData
        :returns: The grade of the fixed pattern damage (A, B, C, D, or F)
        :rtype: str
        """
        print("Checkout the advanced version to avail this grade")
        return None

    def explain_grade(self, data):
        """Explain the fixed pattern damage grade for the given
        data matrix parameters.

        :param data: Contains data matrix information and grade
        :type data: DecodedDmtxData
        :returns: Explanation of the grade
        :rtype: str
        """
        print("Checkout the advanced version to avail this grade")
        return None
