from __future__ import annotations

from types import SimpleNamespace
from unittest.mock import AsyncMock

import pytest

from src.services.host_ansible_controlled_executor import (
    queue_host_ansible_controlled_action,
)


def _ollama111_incident() -> SimpleNamespace:
    return SimpleNamespace(
        incident_id="INC-OLLAMA111-001",
        project_id="awoooi",
        alertname="Ollama111Unavailable",
        alert_category="ai_provider",
        severity=SimpleNamespace(value="P2"),
        affected_services=["ollama-local"],
        signals=[
            SimpleNamespace(
                alert_name="Ollama111Unavailable",
                labels={
                    "alertname": "Ollama111Unavailable",
                    "host": "111",
                    "instance": "192.168.0.111",
                    "service": "ollama-local",
                },
                annotations={},
            )
        ],
    )


@pytest.mark.asyncio
async def test_host_action_queues_exact_typed_ansible_candidate() -> None:
    enqueuer = AsyncMock(
        return_value={
            "schema_version": "ai_decision_controlled_executor_handoff_v1",
            "status": "controlled_check_mode_queued",
            "queued": True,
            "side_effect_performed": False,
            "single_writer_executor": "awoooi-ansible-executor-broker",
            "automation_run_id": "run-ollama111",
            "trace_id": "trace-ollama111",
            "work_item_id": "AIA-SRE-008",
            "active_blockers": [],
        }
    )

    receipt = await queue_host_ansible_controlled_action(
        incident=_ollama111_incident(),
        requested_action="reconcile host service ollama-local",
        risk_level="low",
        source="test_host_systemd",
        requested_host="host_111",
        enqueuer=enqueuer,
    )

    assert receipt["queued"] is True
    assert receipt["runtime_write_performed"] is False
    assert receipt["repair_executed"] is False
    assert receipt["repair_verified"] is False
    assert receipt["incident_closure_allowed"] is False
    assert receipt["typed_route"]["target_kind"] == "host_launchagent"
    assert receipt["typed_route"]["executor"] == "host_ansible_executor"
    assert receipt["typed_route"]["verifier"] == (
        "ollama111_k3s_path_independent_verifier"
    )
    assert receipt["typed_route"]["allowed_catalog_ids"] == [
        "ansible:111-ollama-fallback"
    ]
    enqueuer.assert_awaited_once()
    proposal = enqueuer.await_args.kwargs["proposal_data"]
    assert proposal["risk_level"] == "medium"
    assert proposal["cross_domain_fallback_allowed"] is False
    assert proposal["check_mode_required_before_apply"] is True


@pytest.mark.asyncio
async def test_host_action_blocks_requested_host_mismatch_without_queue() -> None:
    enqueuer = AsyncMock()

    receipt = await queue_host_ansible_controlled_action(
        incident=_ollama111_incident(),
        requested_action="reconcile host service ollama-local",
        risk_level="medium",
        source="test_host_systemd",
        requested_host="192.168.0.110",
        enqueuer=enqueuer,
    )

    assert receipt["queued"] is False
    assert receipt["status"] == "requested_host_typed_route_mismatch"
    assert receipt["runtime_write_performed"] is False
    enqueuer.assert_not_awaited()


@pytest.mark.asyncio
@pytest.mark.parametrize(
    "malformed_receipt",
    [
        {"queued": True},
        {
            "schema_version": "ai_decision_controlled_executor_handoff_v1",
            "status": "controlled_executor_queue_failed",
            "queued": True,
            "side_effect_performed": False,
            "single_writer_executor": "awoooi-ansible-executor-broker",
            "automation_run_id": "run-1",
            "trace_id": "trace-1",
            "work_item_id": "AIA-SRE-008",
            "active_blockers": [],
        },
        {
            "schema_version": "ai_decision_controlled_executor_handoff_v1",
            "status": "controlled_check_mode_queued",
            "queued": True,
            "side_effect_performed": True,
            "single_writer_executor": "awoooi-ansible-executor-broker",
            "automation_run_id": "run-1",
            "trace_id": "trace-1",
            "work_item_id": "AIA-SRE-008",
            "active_blockers": [],
        },
    ],
)
async def test_malformed_broker_receipt_fails_closed(
    malformed_receipt: dict,
) -> None:
    receipt = await queue_host_ansible_controlled_action(
        incident=_ollama111_incident(),
        requested_action="reconcile host service ollama-local",
        risk_level="medium",
        source="test_host_systemd",
        requested_host="192.168.0.111",
        enqueuer=AsyncMock(return_value=malformed_receipt),
    )

    assert receipt["queued"] is False
    assert receipt["status"] == "controlled_executor_receipt_invalid"
    assert receipt["runtime_write_performed"] is False
    assert receipt["incident_closure_allowed"] is False


@pytest.mark.asyncio
async def test_unknown_host_asset_fails_closed_without_fallback() -> None:
    enqueuer = AsyncMock()
    incident = SimpleNamespace(
        incident_id="INC-UNKNOWN-HOST",
        project_id="awoooi",
        alertname="HostServiceDown",
        alert_category="host_resource",
        severity=SimpleNamespace(value="P2"),
        affected_services=["mystery-daemon"],
        signals=[
            SimpleNamespace(
                alert_name="HostServiceDown",
                labels={
                    "alertname": "HostServiceDown",
                    "instance": "192.168.0.199",
                    "service": "mystery-daemon",
                },
                annotations={},
            )
        ],
    )

    receipt = await queue_host_ansible_controlled_action(
        incident=incident,
        requested_action="reconcile host service mystery-daemon",
        risk_level="medium",
        source="test_host_systemd",
        requested_host="192.168.0.199",
        enqueuer=enqueuer,
    )

    assert receipt["queued"] is False
    assert receipt["status"] == "asset_identity_unresolved"
    assert receipt["typed_route"]["drift_work_item_id"].startswith(
        "AIA-ASSET-DRIFT-"
    )
    enqueuer.assert_not_awaited()