import sys
import pygame

width = 800
height = 800
#  初始化所有pygame模塊
pygame.init()
# 創(chuàng)建游戲主窗口 width * height
windows = pygame.display.set_mode((width, height))
pygame.display.set_caption('兔子吃月餅！！')
# 游戲循環(huán)
while True:
    # 給屏幕填充顏色
    windows.fill((204, 204, 255))
    for event in pygame.event.get():
        # 判斷事件是否是退出事件，是則退出
        if event.type == pygame.QUIT:
            # 先退出pygame窗口，再退出程序
            pygame.quit()
            sys.exit()
    pygame.display.flip()

class Rabbit:
    """
    玩家兔子類
    """

    def __init__(self, top, left, height, width):
        # 初始位置及大小
        self.top = top
        self.left = left
        self.height = height
        self.width = width
        # 游戲人物的初始位置
        self.rect = pygame.Rect(self.left, self.top, self.width, self.height)

        self.player_image = pygame.image.load('兔子.png')
        self.player_stretched_image = pygame.transform.scale(self.player_image, (height, width))

        # 控制移動變量
        self.move_left = False
        self.move_right = False
        self.move_up = False
        self.move_down = False
        # 每次移動的大小
        self.MOVESPEED = 5
        # 重量
        self.weight = 5

    def move(self):
        """
        控制移動
        :return:
        """
        if self.move_down and self.rect.bottom < height:
            self.rect.top += self.MOVESPEED
            self.rect.bottom += self.MOVESPEED
        if self.move_up and self.rect.top > 0:
            self.rect.top -= self.MOVESPEED
            self.rect.bottom -= self.MOVESPEED
        if self.move_left and self.rect.left > 0:
            self.rect.left -= self.MOVESPEED
            self.rect.right -= self.MOVESPEED
        if self.move_right and self.rect.right < width:
            self.rect.left += self.MOVESPEED
            self.rect.right += self.MOVESPEED

class MoonCake:
    """
    月餅類
    """

    def __init__(self):
        # 位置及大小
        self.rect = pygame.Rect(random.randint(0, 750), random.randint(0, 750), 20, 20)
        # 圖像
        self.moon_cake_image = pygame.image.load("./月餅/月餅{}.png".format(random.randint(1, 8)))

def game_run():
    global width
    global height
    # 是否結(jié)束
    end = False
    # 創(chuàng)建時(shí)鐘對象 (可以控制游戲循環(huán)頻率)
    clock = pygame.time.Clock()
    # 月餅計(jì)數(shù)器
    moon_cake_limit = 20

    player = None
    if not player:
        player = Rabbit(300, 100, 64, 64)
    moon_cakes = []
    for i in range(20):
        moon_cake = MoonCake()
        moon_cakes.append(moon_cake)

    # 游戲循環(huán)
    while True and not end:
        # 給屏幕填充顏色
        windows.fill((204, 204, 255))
        # 監(jiān)聽鍵盤事件
        key_pressed = pygame.key.get_pressed()
        if key_pressed[pygame.K_a] or key_pressed[pygame.K_LEFT]:
            player.move_right = False
            player.move_left = True
        if key_pressed[pygame.K_d] or key_pressed[pygame.K_RIGHT]:
            player.move_left = False
            player.move_right = True
        if key_pressed[pygame.K_w] or key_pressed[pygame.K_UP]:
            player.move_down = False
            player.move_up = True
        if key_pressed[pygame.K_s] or key_pressed[pygame.K_DOWN]:
            player.move_up = False
            player.move_down = True
        player.move()
        for event in pygame.event.get():
            if event.type == QUIT:
                pygame.quit()
                sys.exit()
            if event.type == KEYUP:
                if event.key == K_ESCAPE:
                    pygame.quit()
                    sys.exit()
                if event.key == K_LEFT or event.key == K_a:
                    player.move_left = False
                if event.key == K_RIGHT or event.key == K_d:
                    player.move_right = False
                if event.key == K_UP or event.key == K_w:
                    player.move_up = False
                if event.key == K_DOWN or event.key == K_s:
                    player.move_down = False

        # 月餅不足20時(shí)生成新的月餅
        if len(moon_cakes) < moon_cake_limit:
            # 生成新的月餅
            moon_cakes.append(MoonCake())

        # 畫兔子
        windows.blit(player.player_stretched_image, player.rect)
        # 顯示兔子的重量
        text = pygame.font.SysFont("microsoftyaheimicrosoftyaheiui", 30)
        text_fmt = text.render("重量:{}斤!".format(player.weight), True, (255, 255, 255))
        windows.blit(text_fmt, (0, 0))
        # 畫月餅
        for moon_cake in moon_cakes:
            windows.blit(moon_cake.moon_cake_image, moon_cake.rect)
        # 碰撞檢測
        for moon_cake in moon_cakes:
            if player.rect.colliderect(moon_cake.rect):
                moon_cakes.remove(moon_cake)
                # 吃到月餅兔子會變重
                player.weight += 2

        pygame.display.flip()
        pygame.display.update()
        # 通過時(shí)鐘對象指定循環(huán)頻率
        clock.tick(40)

if player.weight > 10:
    end = True
    while end:
        # 游戲結(jié)束
        windows.fill((204, 204, 255))
        text = pygame.font.SysFont("microsoftyaheimicrosoftyaheiui", 50)
        text_fmt1 = text.render("你的兔子撐死了！!".format(player.weight), True, (255, 255, 255))
        text_fmt2 = text.render("game over!".format(player.weight), True, (255, 255, 255))
        windows.blit(text_fmt1, (200, 200))
        windows.blit(text_fmt2, (260, 300))
        clock.tick(40)
        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                pygame.quit()
                sys.exit()
                # 按任意鍵繼續(xù)
            if event.type == pygame.KEYDOWN:
                end = False
                # 重新生成玩家兔子及月餅
                player = Rabbit(random.randint(0, 750), random.randint(0, 750), 64, 64)
                moon_cakes.clear()
                for i in range(20):
                    moon_cake = MoonCake()
                    moon_cakes.append(moon_cake)

        pygame.display.flip()
        pygame.display.update()