"""Integration tests for HeartbeatCheck against real HA instances.

Requires:
    - docker compose -f tests/integration/docker-compose.ken.yml up -d
    - docker compose -f tests/integration/docker-compose.chelsty.yml up -d
    - TEST_HA_TOKEN=<long-lived-token> pytest tests/ -m integration
"""
from __future__ import annotations

import pytest

from ha_diag.checks.heartbeat import HeartbeatCheck
from ha_diag.event_emitter import EventEmitter
from ha_diag.ha_client import HAClient


@pytest.mark.integration
async def test_heartbeat_ken_healthy(ha_ken_url: str, ha_token: str, tmp_path):
    client = HAClient(ha_ken_url, ha_token)
    check = HeartbeatCheck(client)
    result = await check.run()
    assert result.healthy is True, f"HA ken not healthy: {result.message}"
    assert result.event_type is None


@pytest.mark.integration
async def test_heartbeat_chelsty_healthy(ha_chelsty_url: str, ha_token: str):
    client = HAClient(ha_chelsty_url, ha_token)
    check = HeartbeatCheck(client)
    result = await check.run()
    assert result.healthy is True, f"HA chelsty not healthy: {result.message}"
    assert result.event_type is None


@pytest.mark.integration
async def test_heartbeat_emits_event_on_failure(tmp_path):
    client = HAClient("http://127.0.0.1:19999", "bad-token")  # nothing here
    check = HeartbeatCheck(client)
    result = await check.run()
    assert result.healthy is False
    assert result.event_type == "ha_websocket_dead"


@pytest.mark.integration
async def test_heartbeat_event_written_to_filesystem(ha_ken_url: str, ha_token: str, tmp_path):
    emitter = EventEmitter(tmp_path / "events", node_name="test-piha", location_tag="ken")
    client = HAClient(ha_ken_url, ha_token)
    check = HeartbeatCheck(client)
    result = await check.run()

    assert result.healthy is True
    # No event emitted for a healthy result
    assert not list((tmp_path / "events").glob("*.json")) or result.event_type is None