class Log:
    def __init__(self, date, time, id, custom_data, sn, host):
        self.len = "00"
        self.date = binascii.a2b_hex("0b" + hex(int(date[:4]))[2:].zfill(4) +
                                     hex(int(date[4:6]))[2:].zfill(2) +
                                     hex(int(date[6:]))[2:].zfill(2))
        self.time = binascii.a2b_hex("0c" + hex(int(time[:2]))[2:].zfill(2) +
                                     hex(int(time[2:4]))[2:].zfill(2) +
                                     hex(int(time[4:6]))[2:].zfill(2))
        self.mode = binascii.a2b_hex("0201")
        self.id = binascii.a2b_hex("05" + hex(int(id))[2:].zfill(4))
        self.module_name = binascii.a2b_hex("0d000000074d6f6e69746f72")
        self.custom_data = binascii.a2b_hex(custom_data)
        self.serial = sn
        self.log_creation_date = 1567092667
        self.host = host

    def get_raw_data(self):

        data = self.date + self.time + self.mode + self.id + self.module_name \
               + self.custom_data
        self.len = binascii.a2b_hex(hex(len(data))[2:].zfill(8))
        return self.len + data

    @classmethod
    def from_config(cls):
        with open("config.json", "r") as file:
            config = json.load(file)
            return cls(config.get("date"), config.get("time"),
                       config.get("id"), config.get("custom_data"),
                       config.get("sn"), config.get("host"))

    def get_requests(self):
        file = self.get_raw_data()
        h = hashlib.md5(file)
        header = {"Content-type": "application/octet-stream"}
        params = {"SerialNo": self.serial, "ClientId": 12345,
                  "logCreationDate": self.log_creation_date,
                  "hash": h.hexdigest()}
        requests.post(self.host, params=params, data=file, headers=header)


if __name__ == "__main__":
    a = Log.from_config()
    f = a.get_requests()