Line 123 = 125

# turtle import

import turtle
import tkinter
import os
import math
import random
import time

#Tips when u click p
tip = random.randint(1, 3)





test = 10


# GUI

screen = turtle.Screen()
screen.bgcolor("white")
screen.title("GUI TEST")
screen.bgpic("space.gif")

# Title screen


title = "SPACE INVADERS"
title_pen = turtle.Turtle()
title_pen.speed(0)
title_pen.color("white")
title_pen.penup()
title_pen.setposition(0, 180)
title_pen.write(title, False, align="center", font=("Orbitron", 50, "normal"))
title_pen.hideturtle()

#Click to play text in title screen
playgame = "Click P to Play!"
play_pen = turtle.Turtle()
play_pen.speed(0)
play_pen.color("grey")
play_pen.penup()
play_pen.setposition(-60, 100)
play_pen.write(playgame, False, align="left", font=("Arial", 20, "normal"))
play_pen.hideturtle()

#Click for options text in title screen
options = "Click O for Options"
option_pen = turtle.Turtle()
option_pen.speed(0)
option_pen.color("grey")
option_pen.penup()
option_pen.setposition(-60, 30)
option_pen.write(options, False, align="left", font=("Arial", 20, "normal"))
option_pen.hideturtle()


#Click to quit text in title screen
quit = "Click Q to Quit"
quit_pen = turtle.Turtle()
quit_pen.speed(0)
quit_pen.color("grey")
quit_pen.penup()
quit_pen.setposition(-60, -40)
quit_pen.write(quit, False, align="left", font=("Arial", 20, "normal"))
quit_pen.hideturtle()




#What is done when u click "O"
def optionsscreen():
    os.system("afplay bottlepop.wav&")
    screen.bgcolor("black")
    screen.title("Options")
    screen.bgpic("")
    title_pen.clear()
    option_pen.clear()
    play_pen.clear()
    quit_pen.clear()
    title = "OPTIONS"
    title_pen.speed(0)
    title_pen.color("white")
    title_pen.penup()
    title_pen.setposition(0, 180)
    title_pen.write(title, False, align="center", font=("Orbitron", 50, "normal"))
    title_pen.hideturtle()

#What is done when u click "Q"
def quitscreen():
    exit()


#What is done when u click "P"
def playscreen():
    os.system("afplay bottlepop.wav&")
    title_pen.clear()
    option_pen.clear()
    play_pen.clear()
    quit_pen.clear()
    global tip
    if tip == 1:
        title = "Try shooting earlier if an enemy is on top since it takes time for the bullet to reach!"
    elif tip == 2:
        title = "You can change gameplay options if you click O in the title screen!"
    elif tip == 3:
        title = "Hold down arrow keys to move your player faster"
    title_pen.speed(0)
    title_pen.color("#C0C0C0")
    title_pen.penup()
    title_pen.setposition(0, 0)
    title_pen.write(title, False, align="center", font=("Arial", 15, "normal"))
    title_pen.hideturtle()
    time.sleep(3)
    title_pen.clear()
    global test
    test = 11


    if test == 11:
        scorestring.clear()
        global score
        score = 0

        screen = turtle.Screen()
        screen.bgcolor("black")
        screen.title("Space Invaders remake")
        screen.bgpic("space_invaders_background.gif")

        # Register the shapes
        turtle.register_shape("invader.gif")
        turtle.register_shape("player.gif")

        # Border
        border = turtle.Turtle()
        border.speed(0)
        border.color("white")
        border.penup()
        border.setposition(-300, -300)
        border.pendown()
        border.pensize(3)
        for side in range(4):
            border.fd(600)
            border.lt(90)
            border.hideturtle()

            # Set the score to 0
            score = 0

            # Draw the score
        score_pen = turtle.Turtle()
        score_pen.speed(0)
        score_pen.color("white")
        score_pen.penup()
        score_pen.setposition(-290, 280)
        scorestring = "Score: %s" % score
        score_pen.write(scorestring, False, align="left", font=("Arial", 14, "normal"))
        score_pen.hideturtle()

        # create player
        player = turtle.Turtle()
        player.color("green")
        player.shape("player.gif")
        player.penup()
        player.speed(0)
        player.setposition(0, -250)
        player.setheading(90)

        playerspeed = 15

        # Choose a number of enemies
        number_of_enemies = 6
        # Create an empty list of enemies
        enemies = []

        # Add enemies to list
        for i in range(number_of_enemies):
            # Create the enemy
            enemies.append(turtle.Turtle())

        # The enemy / invader
        for enemy in enemies:
            enemy.color("red")
            enemy.shape("invader.gif")
            enemy.penup()
            enemy.speed(0)
            x = random.randint(-200, 200)
            y = random.randint(100, 260)
            enemy.setposition(x, y)

        enemyspeed = 7

        # Bullets for user
        bullet = turtle.Turtle()
        bullet.color("yellow")
        bullet.shape("triangle")
        bullet.penup()
        bullet.speed(0)
        bullet.setheading(90)
        bullet.shapesize(0.5, 0.5)
        bullet.hideturtle()

        bulletspeed = 25

        # Define bullet state

        # Ready to fire
        # fire - bullet is firing
        global bulletstate
        bulletstate = "ready"

        # Moving the player left and right

        def move_left():
            x = player.xcor()
            x -= playerspeed
            if x < -280:
                x = -280
            player.setx(x)

        def move_right():
            x = player.xcor()
            x += playerspeed
            if x > 280:
                x = 280
            player.setx(x)

        def fire_bullet():
            # Declare bulletstate constantly changes so use global
            global bulletstate
            if bulletstate == "ready":
                os.system("afplay laser.wav&")
                bulletstate = "fire"
                # Move the bullet above the player
                x = player.xcor()
                y = player.ycor() + 10
                bullet.setposition(x, y)
                bullet.showturtle()

        # Collision of bullets with enemy pythagorean therom
        def isCollision(t1, t2):
            distance = math.sqrt(math.pow(t1.xcor() - t2.xcor(), 2) + math.pow(t1.ycor() - t2.ycor(), 2))
            if distance < 15:
                return True
            else:
                return False

            # Keybinds

        turtle.listen()
        turtle.onkey(move_left, "Left")
        turtle.onkey(move_right, "Right")
        turtle.onkey(fire_bullet, "space")

        # Main game loop

        while True:

            for enemy in enemies:
                # move the enemy
                x = enemy.xcor()
                x += enemyspeed
                enemy.setx(x)

                #Boundaries for enemy
                if enemy.ycor() < -280:
                    player.hideturtle()
                    enemy.hideturtle()
                    print("Game Over")
                    screen.bgcolor("black")
                    screen.title("Game Over")
                    screen.bgpic("gameover.gif")
                    break




                # Boundaries for enemy
                if enemy.xcor() > 280:
                    # Move all enemies down
                    for e in enemies:
                        y = e.ycor()
                        y -= 40
                        e.sety(y)
                        # Change enemy direction [reverse]
                    enemyspeed *= -1

                if enemy.xcor() < -280:
                    # Move all enemies down
                    for e in enemies:
                        y = e.ycor()
                        y -= 40
                        e.sety(y)
                        # Change enemy direction [reverse]
                    enemyspeed *= -1

                    # Check for collision between bullet and enemy
                if isCollision(bullet, enemy):
                    os.system("afplay explosion.wav&")
                    # Reset the bullet
                    bullet.hideturtle()
                    bulletstate = "ready"
                    bullet.setposition(0, -400)
                    # reset the enemy
                    x = random.randint(-200, 200)
                    y = random.randint(100, 260)
                    enemy.setposition(x, y)
                    # Update the score
                    score += 1
                    scorestring = "Score: %s" % score
                    score_pen.clear()
                    score_pen.write(scorestring, False, align="left", font=("Arial", 14, "normal"))

                    # check for collision between player and enemy
                if isCollision(player, enemy):
                    os.system("afplay two-pop.wav&")
                    player.hideturtle()
                    enemy.hideturtle()
                    print("Game Over")
                    screen.bgcolor("black")
                    screen.title("Game Over")
                    screen.bgpic("gameover.gif")
                    break

                # Moving the bullet
            if bulletstate == "fire":
                y = bullet.ycor()
                y += bulletspeed
                bullet.sety(y)

            # Check to see if the bullet has reached top
            if bullet.ycor() > 275:
                bullet.hideturtle()
                bulletstate = "ready"



turtle.listen()
turtle.onkey(optionsscreen, "o")
turtle.onkey(quitscreen, "q")
turtle.onkey(playscreen, "p")





























turtle.mainloop()