"""Tests for publish_findings node — _build_mr_note and GitLab MR write-back."""

from __future__ import annotations

from typing import Any
from unittest.mock import MagicMock, patch

import pytest

from tools.investigation.reporting.gitlab_writeback import _build_mr_note

# ---------------------------------------------------------------------------
# _build_mr_note
# ---------------------------------------------------------------------------


def test_build_mr_note_wraps_in_details_block() -> None:
    result = _build_mr_note("root cause is X")

    assert "<details>" in result
    assert "<summary>Investigation summary</summary>" in result
    assert "root cause is X" in result
    assert "### RCA Finding" in result


def test_build_mr_note_truncates_long_messages() -> None:
    long_message = "x" * 5000

    result = _build_mr_note(long_message)

    assert len(result) < 5000 + 200  # body capped + wrapper overhead
    assert result.endswith("</details>")
    assert "..." in result


def test_build_mr_note_does_not_truncate_short_messages() -> None:
    message = "short message"

    result = _build_mr_note(message)

    assert "..." not in result
    assert message in result


# ---------------------------------------------------------------------------
# GitLab MR write-back in generate_report
# ---------------------------------------------------------------------------


def _make_state(**overrides: Any) -> dict[str, Any]:
    base: dict[str, Any] = {
        "problem_md": "something broke",
        "root_cause_category": "infra",
        "slack_context": {},
        "organization_slug": None,
        "available_sources": {
            "gitlab": {
                "project_id": "my-org/my-repo",
                "merge_request_iid": "5",
                "gitlab_url": "https://gitlab.example.com/api/v4",
                "gitlab_token": "gl-token",
            }
        },
        "resolved_integrations": {},
    }
    base.update(overrides)
    return base


def _patch_generate_report_deps(monkeypatch: pytest.MonkeyPatch) -> None:
    """Patch all heavy dependencies of generate_report so we can run it in tests."""
    from tools.investigation.reporting.formatters.messages import ReportMessages

    monkeypatch.setattr(
        "tools.investigation.reporting.node.build_report_context",
        lambda _state: {},
    )
    monkeypatch.setattr(
        "tools.investigation.reporting.node.build_report_messages",
        lambda _ctx: ReportMessages(
            slack_text="slack report text",
            telegram_html="telegram report text",
            whatsapp_text="whatsapp report text",
            slack_blocks=[],
        ),
    )
    monkeypatch.setattr(
        "tools.investigation.reporting.node.create_investigation_and_attach_url",
        lambda _state, _msg, _summary: (
            "inv-id-123",
            "https://app.example.com/inv/1",
        ),
    )
    monkeypatch.setattr(
        "tools.investigation.reporting.node.render_report",
        lambda _msg, **_kw: None,
    )
    monkeypatch.setattr(
        "tools.investigation.reporting.node.open_in_editor",
        lambda _msg: None,
    )


def test_gitlab_writeback_calls_post_when_enabled(monkeypatch: pytest.MonkeyPatch) -> None:
    _patch_generate_report_deps(monkeypatch)
    monkeypatch.setenv("GITLAB_MR_WRITEBACK", "true")

    mock_send_slack = MagicMock(return_value=(False, None))
    mock_post_note = MagicMock(return_value={"id": 1})
    mock_build_action_blocks = MagicMock(return_value=[])

    with (
        patch("integrations.slack.delivery.send_slack_report", mock_send_slack),
        patch("integrations.slack.delivery.build_action_blocks", mock_build_action_blocks),
        patch(
            "tools.investigation.reporting.gitlab_writeback.post_gitlab_mr_note",
            mock_post_note,
        ),
        patch(
            "tools.investigation.reporting.gitlab_writeback.build_gitlab_config",
            return_value=MagicMock(),
        ),
    ):
        from tools.investigation.reporting.node import generate_report

        generate_report(_make_state())  # type: ignore[arg-type]

    mock_post_note.assert_called_once()
    _, kwargs = mock_post_note.call_args
    assert kwargs["project_id"] == "my-org/my-repo"
    assert kwargs["mr_iid"] == "5"


def test_gitlab_writeback_skipped_when_env_var_not_set(monkeypatch: pytest.MonkeyPatch) -> None:
    _patch_generate_report_deps(monkeypatch)
    monkeypatch.delenv("GITLAB_MR_WRITEBACK", raising=False)

    mock_post_note = MagicMock()
    mock_send_slack = MagicMock(return_value=(False, None))
    mock_build_action_blocks = MagicMock(return_value=[])

    with (
        patch("integrations.slack.delivery.send_slack_report", mock_send_slack),
        patch("integrations.slack.delivery.build_action_blocks", mock_build_action_blocks),
        patch(
            "tools.investigation.reporting.gitlab_writeback.post_gitlab_mr_note",
            mock_post_note,
        ),
    ):
        from tools.investigation.reporting.node import generate_report

        generate_report(_make_state())  # type: ignore[arg-type]

    mock_post_note.assert_not_called()


def test_gitlab_writeback_skipped_when_mr_iid_missing(monkeypatch: pytest.MonkeyPatch) -> None:
    _patch_generate_report_deps(monkeypatch)
    monkeypatch.setenv("GITLAB_MR_WRITEBACK", "true")

    state = _make_state(
        available_sources={"gitlab": {"project_id": "my-org/my-repo", "merge_request_iid": ""}}
    )
    mock_post_note = MagicMock()
    mock_send_slack = MagicMock(return_value=(False, None))
    mock_build_action_blocks = MagicMock(return_value=[])

    with (
        patch("integrations.slack.delivery.send_slack_report", mock_send_slack),
        patch("integrations.slack.delivery.build_action_blocks", mock_build_action_blocks),
        patch(
            "tools.investigation.reporting.gitlab_writeback.post_gitlab_mr_note",
            mock_post_note,
        ),
    ):
        from tools.investigation.reporting.node import generate_report

        generate_report(state)  # type: ignore[arg-type]

    mock_post_note.assert_not_called()


def test_gitlab_writeback_failure_does_not_raise(monkeypatch: pytest.MonkeyPatch) -> None:
    _patch_generate_report_deps(monkeypatch)
    monkeypatch.setenv("GITLAB_MR_WRITEBACK", "true")

    mock_send_slack = MagicMock(return_value=(False, None))
    mock_build_action_blocks = MagicMock(return_value=[])

    with (
        patch("integrations.slack.delivery.send_slack_report", mock_send_slack),
        patch("integrations.slack.delivery.build_action_blocks", mock_build_action_blocks),
        patch(
            "tools.investigation.reporting.gitlab_writeback.post_gitlab_mr_note",
            side_effect=RuntimeError("network error"),
        ),
        patch(
            "tools.investigation.reporting.gitlab_writeback.build_gitlab_config",
            return_value=MagicMock(),
        ),
    ):
        from tools.investigation.reporting.node import generate_report

        result = generate_report(_make_state())  # type: ignore[arg-type]

    assert "slack_message" in result  # report returned despite write-back failure


def test_generate_report_can_skip_terminal_render_and_editor(
    monkeypatch: pytest.MonkeyPatch,
) -> None:
    _patch_generate_report_deps(monkeypatch)

    mock_send_slack = MagicMock(return_value=(False, None))
    mock_build_action_blocks = MagicMock(return_value=[])
    mock_render_report = MagicMock()
    mock_open_in_editor = MagicMock()

    with (
        patch("integrations.slack.delivery.send_slack_report", mock_send_slack),
        patch("integrations.slack.delivery.build_action_blocks", mock_build_action_blocks),
        patch("tools.investigation.reporting.node.render_report", mock_render_report),
        patch("tools.investigation.reporting.node.open_in_editor", mock_open_in_editor),
    ):
        from tools.investigation.reporting.node import generate_report

        generate_report(
            _make_state(),  # type: ignore[arg-type]
            render_terminal=False,
            open_editor=False,
        )

    mock_render_report.assert_not_called()
    mock_open_in_editor.assert_not_called()


def test_openclaw_writeback_calls_delivery_when_configured(
    monkeypatch: pytest.MonkeyPatch,
) -> None:
    _patch_generate_report_deps(monkeypatch)

    mock_send_slack = MagicMock(return_value=(False, None))
    mock_build_action_blocks = MagicMock(return_value=[])
    mock_openclaw_delivery = MagicMock(return_value=(True, None))

    with (
        patch("integrations.slack.delivery.send_slack_report", mock_send_slack),
        patch("integrations.slack.delivery.build_action_blocks", mock_build_action_blocks),
        patch("integrations.openclaw.delivery.send_openclaw_report", mock_openclaw_delivery),
    ):
        from tools.investigation.reporting.node import generate_report

        generate_report(
            _make_state(
                resolved_integrations={
                    "openclaw": {
                        "mode": "streamable-http",
                        "url": "https://openclaw.example.com/mcp",
                        "auth_token": "tok",
                    }
                }
            )
        )  # type: ignore[arg-type]

    mock_openclaw_delivery.assert_called_once()


def test_whatsapp_delivery_uses_twilio_credentials(monkeypatch: pytest.MonkeyPatch) -> None:
    _patch_generate_report_deps(monkeypatch)

    mock_send_slack = MagicMock(return_value=(False, None))
    mock_build_action_blocks = MagicMock(return_value=[])
    mock_whatsapp_delivery = MagicMock(return_value=(True, ""))

    with (
        patch("integrations.slack.delivery.send_slack_report", mock_send_slack),
        patch("integrations.slack.delivery.build_action_blocks", mock_build_action_blocks),
        patch("integrations.whatsapp.delivery.send_whatsapp_report", mock_whatsapp_delivery),
    ):
        from tools.investigation.reporting.node import generate_report

        generate_report(
            _make_state(
                resolved_integrations={
                    "whatsapp": {
                        "account_sid": "AC123",
                        "auth_token": "tok",
                        "from_number": "whatsapp:+14155238886",
                        "default_to": "+1234567890",
                    }
                }
            )
        )  # type: ignore[arg-type]

    mock_whatsapp_delivery.assert_called_once_with(
        "whatsapp report text",
        {
            "account_sid": "AC123",
            "auth_token": "tok",
            "from_number": "whatsapp:+14155238886",
            "to": "+1234567890",
        },
    )


def test_twilio_sms_dispatched_when_enabled(monkeypatch: pytest.MonkeyPatch) -> None:
    _patch_generate_report_deps(monkeypatch)

    mock_send_slack = MagicMock(return_value=(False, None))
    mock_build_action_blocks = MagicMock(return_value=[])
    mock_sms = MagicMock(return_value=(True, "", "SM-XYZ"))

    with (
        patch("integrations.slack.delivery.send_slack_report", mock_send_slack),
        patch("integrations.slack.delivery.build_action_blocks", mock_build_action_blocks),
        patch("integrations.twilio.delivery.send_twilio_sms_report", mock_sms),
    ):
        from tools.investigation.reporting.node import generate_report

        generate_report(
            _make_state(
                resolved_integrations={
                    "twilio": {
                        "account_sid": "AC1",
                        "auth_token": "tok",
                        "sms": {
                            "enabled": True,
                            "from_number": "+14155551111",
                            "default_to": "+14155550000",
                            "messaging_service_sid": "",
                        },
                    }
                }
            )
        )  # type: ignore[arg-type]

    mock_sms.assert_called_once_with(
        "whatsapp report text",
        {
            "account_sid": "AC1",
            "auth_token": "tok",
            "from_number": "+14155551111",
            "messaging_service_sid": "",
            "to": "+14155550000",
        },
    )


def test_twilio_sms_skipped_when_channel_disabled(monkeypatch: pytest.MonkeyPatch) -> None:
    _patch_generate_report_deps(monkeypatch)

    mock_send_slack = MagicMock(return_value=(False, None))
    mock_build_action_blocks = MagicMock(return_value=[])
    mock_sms = MagicMock(return_value=(True, "", "SM-X"))

    with (
        patch("integrations.slack.delivery.send_slack_report", mock_send_slack),
        patch("integrations.slack.delivery.build_action_blocks", mock_build_action_blocks),
        patch("integrations.twilio.delivery.send_twilio_sms_report", mock_sms),
    ):
        from tools.investigation.reporting.node import generate_report

        generate_report(
            _make_state(
                resolved_integrations={
                    "twilio": {
                        "account_sid": "AC1",
                        "auth_token": "tok",
                        "sms": {"enabled": False, "from_number": "+14155551111"},
                    }
                }
            )
        )  # type: ignore[arg-type]

    mock_sms.assert_not_called()


def test_twilio_sms_skipped_without_recipient(monkeypatch: pytest.MonkeyPatch) -> None:
    _patch_generate_report_deps(monkeypatch)

    mock_send_slack = MagicMock(return_value=(False, None))
    mock_build_action_blocks = MagicMock(return_value=[])
    mock_sms = MagicMock(return_value=(True, "", "SM-X"))

    with (
        patch("integrations.slack.delivery.send_slack_report", mock_send_slack),
        patch("integrations.slack.delivery.build_action_blocks", mock_build_action_blocks),
        patch("integrations.twilio.delivery.send_twilio_sms_report", mock_sms),
    ):
        from tools.investigation.reporting.node import generate_report

        generate_report(
            _make_state(
                resolved_integrations={
                    "twilio": {
                        "account_sid": "AC1",
                        "auth_token": "tok",
                        "sms": {
                            "enabled": True,
                            "from_number": "+14155551111",
                            "default_to": "",
                            "messaging_service_sid": "",
                        },
                    }
                }
            )
        )  # type: ignore[arg-type]

    mock_sms.assert_not_called()