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import arcade
SCREEN_WIDTH = 800
SCREEN_HEIGHT = 600

def draw_button(content,center_x,center_y,font_size=20):
    arcade.draw_rectangle_filled(
        center_x,
        center_y,
        100,
        50,
        arcade.color.WHITE,
    )
    arcade.draw_text(content,
                     center_x,
                     center_y,
                     arcade.color.BLACK,
                     font_size,
                     anchor_x="center",
                     anchor_y="center",
                     font_name=('arial',)
                     )

import arcade
import random
from gui import draw_button
SCREEN_WIDTH = 800
SCREEN_HEIGHT = 600
SCREEN_TITLE = "Starting Template"

# Íæ¼Ò
class Player(arcade.Sprite):
    def __init__(self,image):
        super().__init__(image)
        self.center_x = SCREEN_WIDTH//2
        self.center_y = self.height//2

    def move(self,direction):
        # ×óÒÆ
        if direction == "left" and self.center_x >0:
            self.center_x = self.center_x - 20
        # ÓÒÒÆ
        elif direction == "right" and self.center_x < SCREEN_WIDTH:
            self.center_x = self.center_x + 20

# ½ð±Ò
class Coin(arcade.Sprite):
    def __init__(self,image):
        super().__init__(image)
        self.center_x = SCREEN_WIDTH//2
        self.center_y = SCREEN_HEIGHT-self.height//2

# ´´½¨ÓÎÏ·Àà
class MyGame(arcade.Window):
    def __init__(self, width, height, title):
        super().__init__(width, height, title)
        self.setup()

    def setup(self):
        arcade.set_background_color(arcade.color.SKY_BLUE)
        self.player = Player('robot.png')
        self.coins = arcade.SpriteList()

        # ³ÌÐòÔËÐÐ×Üʱ¼ä
        self.total_time = 0
        # °´¼ü¿ØÖƱäÁ¿
        self.direction = None
        self.score = 0
        # ÊÇ·ñ¿ªÊ¼
        self.is_start = False

    def on_draw(self):
        arcade.start_render()
        self.player.draw()
        if self.coins:
            for coin in self.coins:
                coin.draw()
        arcade.draw_text('score:{}'.format(self.score),
                         SCREEN_WIDTH-120 , SCREEN_HEIGHT - 30,
                         arcade.color.RED, 20,
                         font_name=('arial',)
                         )

        if not self.is_start:
            draw_button('¿ªÊ¼',SCREEN_WIDTH // 2,SCREEN_HEIGHT-200,20)
            draw_button('ÒôÀÖ', SCREEN_WIDTH // 2, SCREEN_HEIGHT - 300, 20)


    def on_update(self, delta_time):
        if self.is_start:
            # ¼Ç¼³ÌÐò¾­¹ýµÄʱ¼ä
            self.total_time = self.total_time + delta_time

            if self.total_time >= 0.5:
                c = Coin('gold.png')
                x = random.randint(50,750)
                c.center_x = x
                self.coins.append(c)
                self.total_time = 0

            for coin in self.coins:
                # ½ð±ÒÂäÏÂ
                coin.center_y -= 5
                # ÅжÏÊÇ·ñ³¬³öµ×±ß½ç
                if coin.center_y < 0:
                    self.coins.remove(coin)

            # Óë½ð±ÒÁбíÅöײ¼ì²â£¬·µ»ØËùÓÐÅöµ½µÄ½ð±Ò
            coin_list = self.player.collides_with_list(self.coins)
            # Ñ­»·É¾³ýËùÓÐÅöµ½µÄ½ð±Ò
            for c in coin_list:
                self.score = self.score + 1
                self.coins.remove(c)

            if self.direction =='left':
                self.player.move("left")
            elif self.direction =='right':
                self.player.move("right")

            if self.score >=10:
                exit()

    def on_key_press(self, key, key_modifiers):
        if key == arcade.key.A:
            self.direction = 'left'

        elif key == arcade.key.D:
            self.direction = 'right'

    def on_key_release(self, key, key_modifiers):
        if key == arcade.key.A or key == arcade.key.D:
            self.direction = None

    def on_mouse_press(self, x, y, button, key_modifiers):
        if x>(SCREEN_HEIGHT - 200 - 50) and x<(SCREEN_HEIGHT - 200 + 50) and y>(SCREEN_HEIGHT - 200-25) and y<(SCREEN_HEIGHT - 200+25):
            self.is_start = True

if __name__ == '__main__':
    # ʵÀý¶ÔÏó
    game = MyGame(SCREEN_WIDTH,SCREEN_HEIGHT,SCREEN_TITLE)
    arcade.run()