"""OpenClaw client + alert webhook tests (Gitea issue #5 / P0).

T5 — OpenClawClient subprocess args (token placement, cron subcommand params, JSON parse).
T6 — Alert webhook send/skip/retry/dedupe semantics.
"""
import asyncio
import json
from unittest.mock import AsyncMock, MagicMock, patch

import pytest
from sqlmodel import Session

from agenteval.intelligent_eval import openclaw_client as oc_mod
from agenteval.intelligent_eval.alerts import AlertHistoryDB, AlertManager
from agenteval.intelligent_eval.openclaw_client import OpenClawClient
from agenteval.storage.db import utc_now


# ---------------------------------------------------------------------------
# T5 — OpenClawClient subprocess args
# ---------------------------------------------------------------------------


def _make_process(stdout: bytes, stderr: bytes = b"", returncode: int = 0):
    p = MagicMock()
    p.communicate = AsyncMock(return_value=(stdout, stderr))
    p.returncode = returncode
    return p


def test_create_cron_subprocess_args(monkeypatch: pytest.MonkeyPatch):
    """create_cron builds the documented docker exec invocation.

    Asserts: `docker exec <container> openclaw cron add --cron <expr> --name <n>
    --message <m> --json [--description state:...] --token=<token>`.
    Token is appended LAST (documented requirement).
    """
    captured = {}

    async def fake_exec(*cmd, **kwargs):
        captured["cmd"] = list(cmd)
        return _make_process(b'{"id":"cron-1"}')

    monkeypatch.setattr(asyncio, "create_subprocess_exec", fake_exec)

    client = OpenClawClient(gateway_token="tok-xyz")
    asyncio.run(
        client.create_cron(
            name="n", schedule="* * * * *", skill="the-skill",
            state={"k": "v"},
        )
    )

    cmd = captured["cmd"]
    # prefix
    assert cmd[0] == "docker"
    assert cmd[1:4] == ["exec", "openclaw-eval", "openclaw"]
    # subcommand + add
    assert "cron" in cmd and "add" in cmd
    # key flags
    assert any(s.startswith("--cron=") or cmd[cmd.index("--cron") + 1] == "* * * * *" for s in cmd)
    # token is last
    assert cmd[-1] == "--token=tok-xyz"
    # --message holds the skill (current implementation quirk: message, not --skill)
    assert any(s.startswith("--message=the-skill") for s in cmd)
    # description carries state
    assert any(s.startswith("--description=state:") for s in cmd)


def test_list_crons_parses_json(monkeypatch: pytest.MonkeyPatch):
    async def fake_exec(*cmd, **kwargs):
        payload = json.dumps([{"id": "a", "name": "n", "schedule": "* * * * *", "enabled": True}]).encode()
        return _make_process(payload)

    monkeypatch.setattr(asyncio, "create_subprocess_exec", fake_exec)
    crons = asyncio.run(OpenClawClient().list_crons())
    assert [c.id for c in crons] == ["a"]


def test_list_crons_invalid_json_raises(monkeypatch: pytest.MonkeyPatch):
    async def fake_exec(*cmd, **kwargs):
        return _make_process(b"not json {")

    monkeypatch.setattr(asyncio, "create_subprocess_exec", fake_exec)
    with pytest.raises(RuntimeError, match="parse"):
        asyncio.run(OpenClawClient().list_crons())


def test_delete_cron_command_uses_rm(monkeypatch: pytest.MonkeyPatch):
    captured = {}

    async def fake_exec(*cmd, **kwargs):
        captured["cmd"] = list(cmd)
        return _make_process(b"")

    monkeypatch.setattr(asyncio, "create_subprocess_exec", fake_exec)
    asyncio.run(OpenClawClient().delete_cron("cron-99"))
    assert "cron" in captured["cmd"]
    assert "rm" in captured["cmd"]
    assert "cron-99" in captured["cmd"]
    assert captured["cmd"][-1].startswith("--token=")


# ---------------------------------------------------------------------------
# T6 — Alert webhook semantics
# ---------------------------------------------------------------------------


def _make_alert(db_session: Session) -> AlertHistoryDB:
    import uuid
    a = AlertHistoryDB(
        id=str(uuid.uuid4()),
        alert_type="test", severity="warning", rule_name="r",
        message="m", metric_value=1.0, threshold=0.5,
        created_at=utc_now(),
    )
    db_session.add(a)
    db_session.commit()
    db_session.refresh(a)
    return a


def test_webhook_marked_sent_on_2xx(db_session: Session):
    alert = _make_alert(db_session)
    fake_resp = MagicMock(); fake_resp.raise_for_status = MagicMock()
    with patch("agenteval.intelligent_eval.alerts.httpx.post", return_value=fake_resp) as p:
        AlertManager(db_session, webhook_url="http://x")._send_webhook(alert)
    assert p.called
    db_session.refresh(alert)
    assert alert.webhook_sent is True


def test_webhook_failure_does_not_raise_or_mark_sent(db_session: Session):
    alert = _make_alert(db_session)
    with patch("agenteval.intelligent_eval.alerts.httpx.post", side_effect=RuntimeError("boom")):
        # Must not raise.
        AlertManager(db_session, webhook_url="http://x")._send_webhook(alert)
    db_session.refresh(alert)
    assert alert.webhook_sent is False


def test_webhook_retries_on_failure(db_session: Session):
    alert = _make_alert(db_session)
    fake_resp = MagicMock(); fake_resp.raise_for_status = MagicMock()
    with patch(
        "agenteval.intelligent_eval.alerts.httpx.post",
        side_effect=[RuntimeError("transient"), fake_resp],
    ) as p:
        AlertManager(db_session, webhook_url="http://x")._send_webhook(alert)
    assert p.call_count >= 2
    db_session.refresh(alert)
    assert alert.webhook_sent is True


def test_webhook_dedupes_repeat_triggers(db_session: Session):
    """Calling _send_webhook twice on the same alert must POST at most once."""
    alert = _make_alert(db_session)
    fake_resp = MagicMock(); fake_resp.raise_for_status = MagicMock()
    with patch("agenteval.intelligent_eval.alerts.httpx.post", return_value=fake_resp) as p:
        mgr = AlertManager(db_session, webhook_url="http://x")
        mgr._send_webhook(alert)
        mgr._send_webhook(alert)
    assert p.call_count == 1