"""Тесты deep-link входа в админку через Telegram."""

from __future__ import annotations

from typing import Any

import pytest
from fastapi.testclient import TestClient

from common.repositories import admin_login_tokens_repo


@pytest.fixture
def fake_tokens(monkeypatch: pytest.MonkeyPatch) -> dict[str, Any]:
    state: dict[str, Any] = {"confirmed": None}

    async def create_token() -> str:
        return "test-token"

    async def consume_token(token: str) -> int | None:
        return state["confirmed"]

    monkeypatch.setattr(admin_login_tokens_repo, "create_token", create_token)
    monkeypatch.setattr(admin_login_tokens_repo, "consume_token", consume_token)
    return state


def _client(client_factory, settings_factory) -> TestClient:
    return client_factory(
        authenticated=False,
        follow_redirects=False,
        settings=settings_factory(
            bot_username="debot_test_bot",
            admin_public_url="https://debot-test.mpakosrv.ru",
        ),
    )


def test_login_page_has_deeplink(fake_tokens: dict[str, Any], client_factory, settings_factory) -> None:
    response = _client(client_factory, settings_factory).get("/login")

    assert response.status_code == 200
    assert "Открыть Telegram" in response.text
    assert "/auth/deeplink/start" in response.text


def test_deeplink_start_redirects_to_telegram(
    fake_tokens: dict[str, Any],
    client_factory,
    settings_factory,
) -> None:
    client = _client(client_factory, settings_factory)

    response = client.get("/auth/deeplink/start")

    assert response.status_code == 303
    assert response.headers["location"] == "https://t.me/debot_test_bot?start=login_test-token"
    assert "debot_login_token" in response.headers["set-cookie"]


def test_deeplink_status_without_cookie(fake_tokens: dict[str, Any], client_factory, settings_factory) -> None:
    response = _client(client_factory, settings_factory).get("/auth/deeplink/status")

    assert response.json() == {"status": "none"}


def test_deeplink_status_pending(fake_tokens: dict[str, Any], client_factory, settings_factory) -> None:
    client = _client(client_factory, settings_factory)
    client.get("/auth/deeplink/start")

    response = client.get("/auth/deeplink/status")

    assert response.json() == {"status": "pending"}


def test_deeplink_status_confirms_session(
    fake_tokens: dict[str, Any],
    client_factory,
    settings_factory,
) -> None:
    fake_tokens["confirmed"] = 1
    client = _client(client_factory, settings_factory)
    client.get("/auth/deeplink/start")

    response = client.get("/auth/deeplink/status")

    assert response.json() == {"status": "ok"}
    assert client.get("/").status_code == 200


def test_deeplink_status_denied_for_unknown_admin(
    fake_tokens: dict[str, Any],
    client_factory,
    settings_factory,
) -> None:
    fake_tokens["confirmed"] = 2
    client = _client(client_factory, settings_factory)
    client.get("/auth/deeplink/start")

    response = client.get("/auth/deeplink/status")

    assert response.json() == {"status": "denied"}