# Copyright 2020 NullConvergence
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""This module is a custom miner class with some abstractions"""
from abc import abstractmethod


class DefaultMiner(object):
  """The miners are currently synchronous, but
  ideally they will be async in the future"""

  def __init__(self, graph, node_matcher, rel_matcher, *args, **kwargs):
    super().__init__(*args, **kwargs)
    self.graph = graph
    self.node_matcher = node_matcher
    self.rel_matcher = rel_matcher

  @abstractmethod
  def get_all(self):
    """This method returns all artifacts
    found by a miner"""
    raise NotImplementedError
