from __future__ import annotations

import pytest

from app.core.config import Settings

_ENV_NAMES = (
    "LOCATION",
    "DATABASE_URL",
    "DATABASE_SCHEMA",
    "GATEWAY_URL",
    "MOEX_PATH",
    "CBR_PATH",
    "MOEX_API_KEY",
    "CBR_API_KEY",
    "HTTP_TIMEOUT_SECONDS",
    "HTTP_RETRIES",
    "MOEX_PREFERRED_BOARDS",
)


@pytest.fixture(autouse=True)
def _clean_env(monkeypatch):
    """Тесты не должны зависеть от .env и окружения разработчика."""
    for name in _ENV_NAMES:
        monkeypatch.delenv(name, raising=False)
        monkeypatch.delenv(f"OPENBAO__SETTINGS__{name}", raising=False)


def _settings() -> Settings:
    return Settings(_env_file=None)


def test_defaults() -> None:
    s = _settings()

    assert s.LOCATION == "prod"
    assert s.DATABASE_URL == "sqlite+aiosqlite:///./drrk_local.db"
    assert s.DATABASE_SCHEMA == ""
    assert s.GATEWAY_URL == "https://gateway.rshbdev.ru"
    assert s.MOEX_PATH == "/external/moex-iss"
    assert s.CBR_PATH == "/external/cbr"
    assert s.HTTP_TIMEOUT_SECONDS == 15
    assert s.HTTP_RETRIES == 3
    assert s.MOEX_PREFERRED_BOARDS == ["TQCB", "TQOB"]


def test_prefixed_name_wins_over_plain(monkeypatch) -> None:
    monkeypatch.setenv("DATABASE_SCHEMA", "plain")
    monkeypatch.setenv("OPENBAO__SETTINGS__DATABASE_SCHEMA", "drrk")

    assert _settings().DATABASE_SCHEMA == "drrk"


def test_plain_name_is_accepted(monkeypatch) -> None:
    monkeypatch.setenv("LOCATION", "local")
    monkeypatch.setenv("HTTP_RETRIES", "0")

    s = _settings()

    assert s.LOCATION == "local"
    assert s.HTTP_RETRIES == 0


def test_preferred_boards_from_json_env(monkeypatch) -> None:
    monkeypatch.setenv("OPENBAO__SETTINGS__MOEX_PREFERRED_BOARDS", '["TQOB","TQCB"]')

    assert _settings().MOEX_PREFERRED_BOARDS == ["TQOB", "TQCB"]


def test_api_keys_are_hidden_in_repr(monkeypatch) -> None:
    monkeypatch.setenv("OPENBAO__SETTINGS__MOEX_API_KEY", "moex-secret-123")
    monkeypatch.setenv("OPENBAO__SETTINGS__CBR_API_KEY", "cbr-secret-456")

    s = _settings()

    assert s.MOEX_API_KEY.get_secret_value() == "moex-secret-123"
    assert s.CBR_API_KEY.get_secret_value() == "cbr-secret-456"
    assert "moex-secret-123" not in repr(s)
    assert "cbr-secret-456" not in str(s)


def test_unknown_location_is_rejected(monkeypatch) -> None:
    monkeypatch.setenv("LOCATION", "staging")

    with pytest.raises(ValueError):
        _settings()