import turtle
import time
import random

#Set up screen
screen = turtle.Screen()
screen.bgcolor("lightgreen")

# Create a player
player = turtle.Turtle()
player.shape("turtle")
player.color("red")
# We don't want turtle to create lines
player.penup()

# Create a border (playing area)
border = turtle.Turtle()
border.hideturtle()
border.penup()
border.goto(-300, -300)
border.pendown()
border.pensize(4)
for i in range(1,5):
    border.forward(600)
    border.left(90)
    
def finishGame():
    player.write("Thank you for playing my game", font = 20)
    time.sleep(2)
    turtle.bye()

turtle.listen()
turtle.onkey(finishGame, "q")

# set speed to 1
speed = 1

def turnleft():
    player.setheading(180)

def turnright():
    player.setheading(0)

def turnup():
    player.setheading(90)

def turndown():
    player.setheading(270)

turtle.onkey(turnleft, "Left")
turtle.onkey(turnright, "Right")
turtle.onkey(turnup, "Up")
turtle.onkey(turndown, "Down")

food = turtle.Turtle()
food.penup()
food.shape("square")
food.goto(random.randint(-250, 250), random.randint(-250, 250))

score = 0
while True:
    player.forward(speed)
    
    # Check if you hit the borders
    if player.xcor() < -300 or player.xcor() > 300:
        break
    if player.ycor() < -300 or player.ycor() > 300:
        break
    if -20 <= (player.xcor() - food.xcor()) <= 20:
        if -20 <= (player.ycor() - food.ycor()) <=20 :
            food.goto(random.randint(-250, 250), random.randint(-250, 250))
            score = score + 1
            speed = speed + 3

# Game over, hide the turtles and print your score
player.hideturtle()
food.hideturtle()
turtle.color("red")
turtle.write("Game Over!!!\n" + "Your score is " + str(score), font=40)