import pygame
import sys

pygame.init()

screen_width = 400
screen_height = 600

screen = pygame.display.set_mode((screen_width, screen_height))
pygame.display.set_caption('Jumpy')

clock = pygame.time.Clock()
fps = 60
gravity = 1

white = (255, 255, 255)

jumpy_image = pygame.image.load('vertical_platformer/img/jump.png').convert_alpha()
bg_image = pygame.image.load('vertical_platformer/img/bg.png').convert_alpha()

class Player():
    def __init__(self, x, y):
        self.image = pygame.transform.scale(jumpy_image, (45, 45))
        self.width = 25
        self.height = 40
        self.rect = pygame.Rect(0, 0, self.width, self.height)
        self.rect.center = (x, y)
        self.flip = False

    def move(self):

        dx = 0
        dy = 0

        key = pygame.key.get_pressed()
        if key[pygame.K_a]:
            dx = -10
            self.flip = True
        if key[pygame.K_d]:
            dx = 10
            self.flip = False

        if self.rect.left + dx < 0:
            dx = - self.rect.left

        if self.rect.right + dx > screen_width:
            dx = screen_width - self.rect.right

        self.rect.x += dx
        self.rect.y += dy

    def draw(self):
        screen.blit(pygame.transform.flip(self.image, self.flip, False), (self.rect.x - 12, self.rect.y - 5))
        pygame.draw.rect(screen, white, self.rect, 2)

jumpy = Player(screen_width // 2, screen_height - 150)

run = True
while run:

    clock.tick(fps)

    jumpy.move()
    screen.blit(bg_image, (0, 0))
    jumpy.draw()

    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            run = False

    pygame.display.update()

pygame.quit()