from datetime import datetime, timezone
from shutil import copytree
from unittest.mock import PropertyMock

import pytest

from freqtrade.data.converter.trade_converter_kraken import import_kraken_trades_from_csv
from freqtrade.data.history import get_datahandler
from freqtrade.enums import TradingMode
from freqtrade.exceptions import OperationalException
from tests.conftest import EXMS, log_has, log_has_re, patch_exchange


def test_import_kraken_trades_from_csv(testdatadir, tmp_path, caplog, default_conf_usdt, mocker):
    with pytest.raises(OperationalException, match="This function is only for the kraken exchange"):
        import_kraken_trades_from_csv(default_conf_usdt, "feather")

    default_conf_usdt["exchange"]["name"] = "kraken"

    patch_exchange(mocker, exchange="kraken")
    mocker.patch(
        f"{EXMS}.markets",
        PropertyMock(
            return_value={
                "BCH/EUR": {"symbol": "BCH/EUR", "id": "BCHEUR", "altname": "BCHEUR"},
            }
        ),
    )
    dstfile = tmp_path / "BCH_EUR-trades.feather"
    assert not dstfile.is_file()
    default_conf_usdt["datadir"] = tmp_path
    # There's 2 files in this tree, containing a total of 2 days.
    # tests/testdata/kraken/
    # └── trades_csv
    # ├── BCHEUR.csv       <-- 2023-01-01
    # └── incremental_q2
    #     └── BCHEUR.csv   <-- 2023-01-02

    copytree(testdatadir / "kraken/trades_csv", tmp_path / "trades_csv")

    import_kraken_trades_from_csv(default_conf_usdt, "feather")
    assert log_has("Found csv files for BCHEUR.", caplog)
    assert log_has("Converting pairs: BCH/EUR.", caplog)
    assert log_has_re(r"BCH/EUR: 340 trades.* 2023-01-01.* 2023-01-02.*", caplog)

    assert dstfile.is_file()

    dh = get_datahandler(tmp_path, "feather")
    trades = dh.trades_load("BCH_EUR", TradingMode.SPOT)
    assert len(trades) == 340

    assert trades["date"].min().to_pydatetime() == datetime(
        2023, 1, 1, 0, 3, 56, tzinfo=timezone.utc
    )
    assert trades["date"].max().to_pydatetime() == datetime(
        2023, 1, 2, 23, 17, 3, tzinfo=timezone.utc
    )
    # ID is not filled
    assert len(trades.loc[trades["id"] != ""]) == 0

    caplog.clear()
    default_conf_usdt["pairs"] = ["XRP/EUR"]
    # Filtered to non-existing pair
    import_kraken_trades_from_csv(default_conf_usdt, "feather")
    assert log_has("Found csv files for BCHEUR.", caplog)
    assert log_has("No data found for pairs XRP/EUR.", caplog)