"""Tests for notifier.py."""

import pytest
import responses as responses_lib

from modpack_checker.notifier import DiscordNotifier, NotificationError

WEBHOOK_URL = "https://discord.com/api/webhooks/123456/abcdef"


@pytest.fixture
def notifier():
    return DiscordNotifier(WEBHOOK_URL, timeout=5)


# ---------------------------------------------------------------------------
# send_update
# ---------------------------------------------------------------------------


@responses_lib.activate
def test_send_update_success(notifier):
    responses_lib.add(responses_lib.POST, WEBHOOK_URL, status=204)
    # Should not raise
    notifier.send_update("Test Pack", 12345, "1.0.0", "1.1.0")


@responses_lib.activate
def test_send_update_initial_version(notifier):
    """old_version=None should be handled gracefully."""
    responses_lib.add(responses_lib.POST, WEBHOOK_URL, status=204)
    notifier.send_update("Test Pack", 12345, None, "1.0.0")


@responses_lib.activate
def test_send_update_bad_response_raises(notifier):
    responses_lib.add(responses_lib.POST, WEBHOOK_URL, status=400, body="Bad Request")
    with pytest.raises(NotificationError, match="HTTP 400"):
        notifier.send_update("Test Pack", 12345, "1.0.0", "1.1.0")


@responses_lib.activate
def test_send_update_unauthorized_raises(notifier):
    responses_lib.add(responses_lib.POST, WEBHOOK_URL, status=401)
    with pytest.raises(NotificationError):
        notifier.send_update("Test Pack", 12345, "1.0.0", "1.1.0")


# ---------------------------------------------------------------------------
# test
# ---------------------------------------------------------------------------


@responses_lib.activate
def test_test_webhook_success(notifier):
    responses_lib.add(responses_lib.POST, WEBHOOK_URL, status=204)
    notifier.test()  # Should not raise


@responses_lib.activate
def test_test_webhook_failure_raises(notifier):
    responses_lib.add(responses_lib.POST, WEBHOOK_URL, status=404)
    with pytest.raises(NotificationError):
        notifier.test()


# ---------------------------------------------------------------------------
# embed structure
# ---------------------------------------------------------------------------


@responses_lib.activate
def test_send_update_embed_contains_modpack_name(notifier):
    """Verify the correct embed payload is sent to Discord."""
    responses_lib.add(responses_lib.POST, WEBHOOK_URL, status=204)
    notifier.send_update("All The Mods 9", 238222, "0.2.0", "0.3.0")

    assert len(responses_lib.calls) == 1
    raw_body = responses_lib.calls[0].request.body
    payload = raw_body.decode("utf-8") if isinstance(raw_body, bytes) else raw_body
    assert "All The Mods 9" in payload
    assert "238222" in payload
    assert "0.3.0" in payload
