from abc import ABC, abstractmethod
import os
from logger import Logger
from typing import Tuple, List


class Condition(ABC):
    def __init__(self, *args, **kwargs):
        self.args = args
        self.kwargs = kwargs

    @abstractmethod
    def execute(self, *args, **kwargs) -> Tuple[bool, List]:
        pass


class IsFileExistsCondition(Condition):

    def execute(self, *args, **kwargs):
        path = self.kwargs.get('path')
        entry = self.kwargs.get('entry')
        if not path:
            Logger.write_error(entry, 'Need a path')
        else:
            return os.path.exists(path)


class IsDirectoryEmptyCondition(Condition):

    def execute(self, *args, **kwargs):
        path = self.kwargs.get('path')
        entry = self.kwargs.get('entry')
        if not path:
            Logger.write_error(entry, 'Need a path')
        else:
            files = [f for f in os.listdir(path) if os.path.isfile(os.path.join(path, f))]
            if files:
                return False
            return True