import abc
import dataclasses
import datetime
import logging
from collections.abc import Iterator, Mapping

import fin_depo
import kucoin.client
from frozendict import frozendict

from personal_data.data import DeduplicateMode, Scraper

from .. import secrets

logger = logging.getLogger(__name__)


# TODO: Move these into secrets!
client = kucoin.client.Client(
    secrets.KUCOIN_KEY,
    secrets.KUCOIN_SECRET,
    secrets.KUCOIN_PASS,
)


@dataclasses.dataclass(frozen=True)
class FinanceDepoScraper(Scraper):
    @abc.abstractmethod
    def get_depo_fetcher(self):
        pass

    def scrape(self) -> Iterator[Mapping[str, object]]:
        depo = self.get_depo_fetcher().get_depo()

        data_point = {
            'account.update_time': depo.updated_time,
        }

        for asset in depo.assets():
            key = f'balance.{asset}'
            data_point[key] = depo.get_amount_of_asset(asset)

        print(data_point)

        yield frozendict(data_point)


@dataclasses.dataclass(frozen=True)
class KrakenAccountBalances(FinanceDepoScraper):
    dataset_name = 'defi_kraken_balance'
    deduplicate_mode = DeduplicateMode.ONLY_LATEST
    deduplicate_ignore_columns = ['account.update_time']

    def get_depo_fetcher(self):
        return fin_depo.defi_kraken.KrakenDepoFetcher(
            kraken_key=secrets.KRAKEN_KEY,
            kraken_secret=secrets.KRAKEN_SECRET,
        )


@dataclasses.dataclass(frozen=True)
class KucoinAccountBalances(FinanceDepoScraper):
    dataset_name = 'defi_kucoin_balance'
    deduplicate_mode = DeduplicateMode.ONLY_LATEST
    deduplicate_ignore_columns = ['account.update_time']

    def get_depo_fetcher(self):
        return fin_depo.defi_kucoin.KucoinDepoFetcher(
            kucoin_key=secrets.KUCOIN_KEY,
            kucoin_secret=secrets.KUCOIN_SECRET,
            kucoin_pass=secrets.KUCOIN_PASS,
        )


def addresses_to_data_points(addresses: list[dict[str, str]]) -> frozendict:
    data_point = {}
    data_point['account.update_time'] = datetime.datetime.now(tz=datetime.UTC)
    data_point['account.num_deposit_addresses'] = len(addresses)

    if len(addresses) > 0:
        for k, v in addresses[-1].items():
            data_point[f'deposit.{k}'] = v

    return frozendict(data_point)


@dataclasses.dataclass(frozen=True)
class KucoinDepositAddresses(Scraper):
    dataset_name = 'defi_kucoin_deposit_address'
    deduplicate_mode = DeduplicateMode.ONLY_LATEST
    deduplicate_ignore_columns = ['account.update_time']

    def scrape(self) -> Iterator[Mapping[str, object]]:
        addresses = client.get_deposit_address('MPC')
        yield addresses_to_data_points(addresses)