'''lecture_04_hexagon_style.py
Oliver W. Layton
Spring 2021
CS 151
Draws a hexagon using good coding stylistic practices
'''
import turtle

def triangle():
    ''' Draws a triangle'''
    turtle.forward(100)
    turtle.left(120)
    turtle.forward(100)
    turtle.left(120)
    turtle.forward(100)
    turtle.left(120)


def hexagon(sideLength):
    '''Draws a hexagon with different side length sideLength.

    Parameters:
    -----------
    sideLength: int or float. The length of each side of the hexagon.
    '''
    turtle.forward(sideLength)
    turtle.right(60)
    turtle.forward(sideLength)
    turtle.right(60)
    turtle.forward(sideLength)
    turtle.right(60)
    # At this point, we move forward by sideLength and then turn right 60 deg.
    # Repeat this 2 times
    turtle.forward(sideLength)
    turtle.right(60)
    turtle.forward(sideLength)
    turtle.right(60)
    turtle.forward(sideLength)
    turtle.right(60)


# main code / top-level code 
# make the turtle draw the shape fast
turtle.speed(0)

# We call hexagon to draw it
hexagon(100)

# We keep the canvas window open until somebody clicks 
turtle.exitonclick()