from machine import Pin
from time import sleep


class LED:
    """Define a LED on a defined pin"""

    def __init__(self, LEDPin=2):
        self.LEDPin = Pin(LEDPin, Pin.OUT)
        print("New LED defined on Pin %s" % LEDPin)

    def Blink(self, number, timeon=0.2, timeoff=0.2):
        """Blinks the LED (number) times, (timeon) and (timeoff) are self explanatory"""
        for x in range(number):
            self.LEDPin.off()
            sleep(timeon)
            self.LEDPin.on()
            sleep(timeoff)

    def Pulse(self, seconds, Speed=1):
        """Helper function for Morse Code"""
        self.LEDPin.off()
        sleep(seconds)
        self.LEDPin.on()
        sleep(0.1 * Speed)

    def Morse(self, text, Speed=1):
        """Blinks (text) in morse code. Speed is around 60 cpm at 1 and proportional"""
        Speed = 1 / Speed
        Dot = 0.1 * Speed
        Dash = 0.3 * Speed
        SpaceInLetter = 0.1 * Speed
        SpaceBetweenLetters = 0.3 * Speed
        Space = 0.7 * Speed
        alphabet = {
            " ": " ",
            "a": ".-",
            "b": "-...",
            "c": "-.-.",
            "d": "-..",
            "e": ".",
            "f": "..-.",
            "g": "--.",
            "h": "....",
            "i": "..",
            "j": ".---",
            "k": "-.-",
            "l": ".-..",
            "m": "--",
            "n": "-.",
            "o": "---",
            "p": ".--.",
            "q": "--.-",
            "r": ".-.",
            "s": "...",
            "t": "-",
            "u": "..-",
            "v": "...-",
            "w": ".--",
            "x": "-..-",
            "y": "-.--",
            "z": "--..",
            "1": ".----",
            "2": "..---",
            "3": "...--",
            "4": "....-",
            "5": ".....",
            "6": "-....",
            "7": "--...",
            "8": "---..",
            "9": "----.",
            "0": "-----",
            ".": ".-.-.-",
        }

        print("morsing %s" % text)
        for c in text:
            for m in alphabet[c.lower()]:
                if m == ".":
                    self.Pulse(Dot, Speed)
                if m == "-":
                    self.Pulse(Dash, Speed)
                if m == " ":
                    sleep(Space)
            sleep(SpaceBetweenLetters)