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import Vec
from Vec import Vec2
import Game
class Snake:
def __init__(self, cells: list[Vec2], level: "Game.Level") -> None:
self.heading = Vec.up
self.hasCollided = False
self.cells = cells
self.level = level
def move(self) -> None:
nextPos = self.cells[0] + self.heading
last = self.cells.pop()
if self.level.enter(nextPos, self.heading):
self.cells.insert(0, nextPos)
else:
self.cells.append(last)
self.hasCollided = True
def head(self) -> Vec2:
return self.cells[0]
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