day 20

020/game.py

@@ -0,0 +1,71 @@
+from turtle import Screen, Turtle
+from snake import Snake
+from food import Food
+import time
+
+class GameManager:
+
+    BOARD_WIDTH=600
+    BOARD_HEIGHT=600
+
+    def __init__(self):
+        self.screen = Screen()
+
+        self.screen.setup(width=self.BOARD_WIDTH, height=self.BOARD_HEIGHT)
+        self.screen.bgcolor("black")
+        self.screen.title("Snake game")
+        self.screen.tracer(0)
+        self.snake = Snake()
+        self.screen.update()
+
+        self.food_on_screen = False
+
+        self.game_on = True
+
+    def control_snake(self):
+        self.screen.listen()        
+        self.screen.onkey(self.snake.up, "Up")
+        self.screen.onkey(self.snake.right, "Right")
+        self.screen.onkey(self.snake.down, "Down")
+        self.screen.onkey(self.snake.left, "Left")
+        self.snake.move()
+        self.screen.update()
+
+    def check_collision(self):
+        x, y = self.snake.get_head_position()
+        wall_collision =  x >= self.BOARD_WIDTH/2 or x <= -self.BOARD_WIDTH/2 or y >= self.BOARD_HEIGHT/2 or y <= -self.BOARD_HEIGHT/2
+        snake_collision = self.snake.tailbite()
+
+        return wall_collision or snake_collision
+    
+    def is_food_eaten(self):
+        snake_x, snake_y = self.snake.get_head_position()
+        food_x, food_y = self.food.get_position()
+
+        if int(snake_x) == int(food_x) and int(snake_y) == int(food_y):
+            print("Yihaa")
+            self.food.hide()
+            self.snake.extend()
+            self.food_on_screen = False
+        
+    def game_round(self):
+        if not self.food_on_screen:
+            self.food = Food(self.BOARD_WIDTH, self.BOARD_HEIGHT)
+            self.food_on_screen = True
+
+        self.control_snake()
+        if self.check_collision():
+            self.game_on = False
+            self.game_over()
+
+        self.is_food_eaten()
+        time.sleep(0.1)
+
+    def get_screen(self):
+        return self.screen
+    
+    def game_over(self):
+        turtle = Turtle()
+        turtle.color("yellow")
+        turtle.write("Game over!", move=False, align='center', font=('Arial', 32, 'normal')) 
+