"""
Tests for BATON-ARCH-012: WEBHOOK_ENABLED flag for local development.

Acceptance criteria:
1. When WEBHOOK_ENABLED=False — set_webhook is NOT called during lifespan startup
   (mock set_webhook.call_count == 0).
2. When WEBHOOK_ENABLED=True (default) — set_webhook IS called exactly once.
"""
from __future__ import annotations

import os

os.environ.setdefault("BOT_TOKEN", "test-bot-token")
os.environ.setdefault("CHAT_ID", "-1001234567890")
os.environ.setdefault("WEBHOOK_SECRET", "test-webhook-secret")
os.environ.setdefault("WEBHOOK_URL", "https://example.com/api/webhook/telegram")
os.environ.setdefault("FRONTEND_ORIGIN", "http://localhost:3000")

from unittest.mock import AsyncMock, patch

import pytest

from tests.conftest import temp_db


# ---------------------------------------------------------------------------
# Criterion 1 — WEBHOOK_ENABLED=False: set_webhook must NOT be called
# ---------------------------------------------------------------------------


@pytest.mark.asyncio
async def test_lifespan_webhook_disabled_set_webhook_not_called():
    """При WEBHOOK_ENABLED=False вызов set_webhook не должен происходить (call_count == 0)."""
    from backend.main import app

    with temp_db():
        with patch("backend.telegram.set_webhook", new_callable=AsyncMock) as mock_set_webhook:
            with patch("backend.config.WEBHOOK_ENABLED", False):
                async with app.router.lifespan_context(app):
                    pass

    assert mock_set_webhook.call_count == 0


# ---------------------------------------------------------------------------
# Criterion 2 — WEBHOOK_ENABLED=True (default): set_webhook must be called
# ---------------------------------------------------------------------------


@pytest.mark.asyncio
async def test_lifespan_webhook_enabled_set_webhook_called_once():
    """При WEBHOOK_ENABLED=True вызов set_webhook должен произойти ровно один раз."""
    from backend.main import app

    with temp_db():
        with patch("backend.telegram.set_webhook", new_callable=AsyncMock) as mock_set_webhook:
            with patch("backend.config.WEBHOOK_ENABLED", True):
                async with app.router.lifespan_context(app):
                    pass

    assert mock_set_webhook.call_count == 1