from utils import State


class BaseAlgorithm:

    def setup(self, randkey):
        """initialize the state of the algorithm"""

        raise NotImplementedError

    def ask(self, state: State):
        """require the population to be evaluated"""
        raise NotImplementedError

    def tell(self, state: State, fitness):
        """update the state of the algorithm"""
        raise NotImplementedError

    def transform(self, individual):
        """transform the genome into a neural network"""
        raise NotImplementedError

    def forward(self, inputs, transformed):
        raise NotImplementedError

    @property
    def num_inputs(self):
        raise NotImplementedError

    @property
    def num_outputs(self):
        raise NotImplementedError

    @property
    def pop_size(self):
        raise NotImplementedError

    def member_count(self, state: State):
        # to analysis the species
        raise NotImplementedError

    def generation(self, state: State):
        # to analysis the algorithm
        raise NotImplementedError