import pygame
import numpy as np
from . import actor

class Player(actor.Actor):
    def __init__(self, world):
        super().__init__(world)

    def phy_update(self, dt):
        pass

    def update(self, dt):
        delta = np.array([0.0, 0.0])
        keys = pygame.key.get_pressed()

        if keys[pygame.K_z] or keys[pygame.K_w]:
            delta[1] -= 1.0

        if keys[pygame.K_s]:
            delta[1] += 1.0

        if keys[pygame.K_q] or keys[pygame.K_a]:
            delta[0] -= 1.0

        if keys[pygame.K_d]:
            delta[0] += 1.0

        norm = np.linalg.norm(delta)
        if norm > 0:
            delta /= norm
            delta *= self.speed

        self.pos += delta * dt