'''
This is code for the hovercraft onboard controller
'''
from microbit import *

# We start by initiating radio communication
# We want a strong signal

import radio

radio.config(group=99, power=7)
radio.on()

throttle = 0
flying = False

def move_forward():
    throttle += 50
    if throttle > 100:
        throttle = 100

def move_back():
    throttle -= 50
    if throttle < 0:
        throttle = 0

def turn_right():
    pass

def turn_left():
    pass

def take_of():
    #switch hover motor on
    flying = True
    pass

def land():
    #switch hover motor off
    flying = False
    pass

while True:
    Arm = radio.receiveValue("A")
    if flying == True:
        if command == "forward":
            move_forward()
        elif command == "back":
            move_back()
        elif command == "right":
            turn_right()
        elif command == "left":
            turn_left()
        elif command == "land":
            land()
    else:
        if command == ("take_of"):
            take_of()