import pyttsx3

engine = pyttsx3.init()
engine.setProperty("rate", 100)

keys = {
    "2": "abc",
    "3": "def",
    "4": "ghi",
    "5": "jkl",
    "6": "mno",
    "7": "pqrs",
    "8": "tuv",
    "9": "wxyz",
    "0": " ",
}

numbers_spoken = [
    "zero",
    "one",
    "two",
    "three",
    "four",
    "five",
    "six",
    "seven",
    "eight",
    "nine",
]


def keypad_encode(text):
    orig_message = text.lower()

    keypad_strokes = []
    for i in orig_message:
        strokes = _to_stroke(i)
        if strokes:
            keypad_strokes.append(strokes)
    coded = " ".join(keypad_strokes)
    coded_ns = coded.replace(" ", "")
    coded_arr = list(coded_ns)
    numbers = []

    for x in coded_arr:
        numbers.append(numbers_spoken[int(x)])
    return numbers


def _to_stroke(char):
    for i in keys:
        if char in keys[i]:
            return i * (keys[i].find(char) + 1)
    return None


def transmit(msg):
    emsg = keypad_encode(msg)
    print(emsg)
    for number in emsg:
        engine.say(number)
    engine.runAndWait()