#kenefick
#2018 HALLOWEEN 15th
#program 3.9

#hit the target game
import turtle

#constants
SCREEN_WIDTH = 600
SCREEN_HEIGHT = 600
TARGET_LLEFT_X = 100 #lower left
TARGET_LLEFT_Y = 250 #lower right
TARGET_WIDTH = 25 #the target is square ergo this defines its size on all sides
FORCE_FACTOR = 30
PROJECTILE_SPEED = 1
NORTH = 90
SOUTH = 270
EAST = 0
WEST = 180

#setup
turtle.setup(SCREEN_WIDTH, SCREEN_HEIGHT)
turtle.hideturtle()
turtle.speed(0)
turtle.penup()
turtle.goto(TARGET_LLEFT_X, TARGET_LLEFT_Y)
turtle.pendown()
#draw the target
turtle.setheading(EAST)
turtle.forward(TARGET_WIDTH)
turtle.setheading(NORTH)
turtle.forward(TARGET_WIDTH)
turtle.setheading(WEST)
turtle.forward(TARGET_WIDTH)
turtle.setheading(SOUTH)
turtle.forward(TARGET_WIDTH)
turtle.penup()

#get the position of the target center so we can get some angles and distances
turtle.setheading(NORTH)
turtle.forward(TARGET_WIDTH / 2)
turtle.setheading(EAST)
turtle.forward(TARGET_WIDTH / 2)
targetPosition = turtle.pos()
print(targetPosition)

#center the boy at home base
turtle.goto(0, 0)

#get distance and angle from the target to home
firingDistance = turtle.distance(targetPosition)
firingAngle = turtle.towards(targetPosition)

#get some angles from the target position relative to home base
angleA = firingAngle - 45
angleB = angleA - 90
if angleB < 0:
    angleB += 360
angleC = angleA + 180
angleD = angleB - 180

#set up the turtle
turtle.setheading(EAST)
turtle.showturtle()
turtle.speed(PROJECTILE_SPEED)

#get the angle and force from the user
angle = float(input("Enter the projectile's angle: "))
force = float(input("Enter the launch force(1-10): "))

#calculate the distance
distance = force * FORCE_FACTOR

#ready the boy
turtle.setheading(angle)

#LAUNCH
turtle.pendown()
turtle.forward(distance)

#check to see if the turtle made it into the box
#if the turtle made it between the x values of the target...
if (turtle.xcor() >= TARGET_LLEFT_X and
    turtle.xcor() <= (TARGET_LLEFT_X + TARGET_WIDTH) and
    #... as well as the y values...
    turtle.ycor() >= TARGET_LLEFT_Y and
    turtle.ycor() <= (TARGET_LLEFT_Y + TARGET_WIDTH)):
    #... then it's a win!
    print("Target hit!")
else:
    #otherwise it's a failure
    print("You failed...")

    #failure handling

    landingSite = turtle.pos()
    differenceAngle = turtle.towards(targetPosition)
    if differenceAngle > 180:
        differenceAngle -= 180
    else:
        differenceAngle += 180

    if differenceAngle > angleB or differenceAngle < angleA:
        print("Try angling your shot higher.")
    elif differenceAngle < angleC and differenceAngle > angleD:
        print("Try angling your shot lower.")
    else:
        if distance > firingDistance:
            print("Try using less force.")
        else:
            print("Try using more force.")