message_react

token_list = ['abc123',]
mesid_list = ['123', '132']
reactid_list = ['13', '12']
mesid_reactid_map = {'123' : '12', '132' : '13'}


def message_react():
    token = str(input('Token: '))
    message_id = input('message id: ')
    react_id = input('react id: ')

    #message_id is not a valid message within a channel that the authorised user has joined
    if message_id not in mesid_list:
        raise ValueError("Invalid message ID")
    #react_id is not a valid React ID
    if react_id not in reactid_list:
        raise ValurError("Invalid react ID")
    #Message with ID message_id already contains an active React with ID react_id
    if react_id == mesid_reactid_map[message_id]:
        raise ValueError("Message already contains an active react")

    return None

message_react()