bottom.py

CHARACTER_VALUES = {200: "🫂", 50: "💖", 10: "✨", 5: "🥺", 1: ",", 0: "❤️"}

SECTION_SEPERATOR = "👉👈"


def to_bottom(text: str) -> str:
    out = bytearray()

    for char in text.encode():
        while char != 0:
            for value, emoji in CHARACTER_VALUES.items():
                if char >= value:
                    char -= value
                    out += emoji.encode()
                    break

        out += SECTION_SEPERATOR.encode()

    return out.decode("utf-8")


def from_bottom(text: str) -> str:
    out = bytearray()
    text = text.strip().removesuffix(SECTION_SEPERATOR)

    if any(c not in CHARACTER_VALUES.values() for c in text.replace(SECTION_SEPERATOR, "")):
        raise TypeError(f"Invalid bottom text: {text}")

    for char in text.split(SECTION_SEPERATOR):
        rev_mapping = {v: k for k, v in CHARACTER_VALUES.items()}

        sub = sum(rev_mapping[emoji] for emoji in char)
        out += sub.to_bytes(1, "big")

    return out.decode()