"""
"""
from random import choice, randint

from grid.sphere.cell import Cell

class Grid:

    def __init__(self) -> None:
        self.start = None

    def set_start(self, cell: Cell):
        self.start = cell

    @classmethod
    def generate_grid(cls, sphere_number: int=10) -> 'Grid':
        # pick an impl type instead
        starting_point = Cell()
        cls.generate_neighbors(starting_point, sphere_number)
        grid = cls()
        grid.set_start(starting_point)
        return grid

    @classmethod
    def generate_neighbors(cls, current_cell: Cell, remaining_cells: int) -> Cell:
        number_of_neighbor = randint(Cell.MIN_NEIGHBORS, Cell.MAX_NEIGHBORS)
        for _ in number_of_neighbor:
            current_cell.add_neightbor(Cell())
        remaining_cells = max(0, remaining_cells-number_of_neighbor)
        return choice(current_cell.neighbors)