from hashlib import sha256


class BlockHash:
    __blockPos = 0
    __prev_hash = 0
    __hash = 0
    __client = "Cli: " + str(__blockPos)
    __client_msg = ""

    def __init__(self, pos, prev_hash, blhash, client, msg):
        self.__blockPos = pos
        self.__prev_hash = prev_hash
        self.__hash = blhash
        self.__client = "Cli: " + str(client)
        self.__client_msg = str(msg)

    def block_info_hash(self):
        info = str(self.__blockPos) + str(self.__prev_hash) + str(self.__hash) + self.__client + self.__client_msg
        info = info.encode()
        return sha256(info).hexdigest()

    def get_prev_hash(self):
        return self.__hash

    def show_data(self):
        print(str(self.__blockPos))
        print(str(self.__prev_hash))
        print(str(self.__hash))
        print(self.__client + self.__client_msg)