import json
import uuid
from datetime import datetime


class Metadata:
    def __init__(self, name):
        self.device = name
        self.timestamp = datetime.now().timestamp()
        self.capture_id = uuid.uuid4().hex
        self.capture_mode = ...  # TODO: eg. promiscuous/monitor/other
        self.host_ip = ...
        self.host_mac = ...
        self.protocol = ...


def create_metadata(filename, unique_id, device_details):
    date_string = datetime.datetime.now().strftime('%Y-%m-%d-%H-%M-%S')
    meta_filename = f'meta_{date_string}_{unique_id}.json'