from typing import Literal, Optional


class Table:
    def __init__(
        self,
        columns=None,
        data=None,
        rows=None,
        dataframe=None,
        dtype=None,
        optional=True,
        allow_mixed_types=False,
        log_mode: Optional[Literal['IMMUTABLE', 'MUTABLE', 'INCREMENTAL']] = 'IMMUTABLE'
    ):
        # TODO: implement support for dtype, optional, allow_mixed_types, and log_mode.
        # for now (like `rows`) they are included for API compat but don't do anything.
        
        if dataframe is None:
            self.columns = columns
            self.data = data
        else:
            self.columns = list(dataframe.columns)
            self.data = dataframe.to_dict(orient="records")

    def to_dict(self):
        return self.data