import hashlib, uuid, random, string, sys

def anki_guid1(text: str) -> str:
    #return hashlib.sha1(text.encode('utf-8')).hexdigest()[:10]
    guid = str(uuid.uuid4())[:10]
    return guid

#print(anki_guid1("jag och du"))


def generate_guid():
    chars = string.ascii_letters + string.digits + "!#$%&()*+,-./:;<=>?@[]^_`{|}~"
    return ''.join(random.choices(chars, k=10))


import hashlib

# Base91-Zeichensatz wie in Anki
base91chars = (
    'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz'
    '0123456789!#$%&()*+,-./:;<=>?@[]^_`{|}~'
)

def anki_guid(text: str) -> str:
    # SHA1-Hash des Front-Felds berechnen
    h = hashlib.sha1(text.encode('utf-8')).digest()
    x = int.from_bytes(h[:8], 'little')  # Anki nimmt die ersten 8 Bytes, little-endian

    # Kodierung in Base91-Zeichenkette (10 Zeichen)
    chars = []
    for _ in range(10):
        chars.append(base91chars[x % len(base91chars)])
        x //= len(base91chars)

    return ''.join(chars)


print(anki_guid(sys.argv[1]))