"""IRM API с подменённым пулом БД (без PostgreSQL)."""

from __future__ import annotations

import pytest
from fastapi.testclient import TestClient
from starlette.requests import Request

from onguard24.deps import get_pool
from onguard24.main import app

from tests.irm_db_fake import IrmFakePool


@pytest.fixture
def irm_client() -> tuple[TestClient, IrmFakePool]:
    pool = IrmFakePool()

    def override_get_pool(_request: Request):
        return pool

    app.dependency_overrides[get_pool] = override_get_pool
    with TestClient(app) as client:
        yield client, pool
    app.dependency_overrides.pop(get_pool, None)


def test_irm_incident_crud_and_tasks(irm_client: tuple[TestClient, IrmFakePool]) -> None:
    client, _pool = irm_client
    r = client.post(
        "/api/v1/modules/incidents/",
        json={"title": "Сбой API", "status": "open", "severity": "critical"},
    )
    assert r.status_code == 201
    iid = r.json()["id"]
    assert r.json()["source"] == "manual"

    r = client.get(f"/api/v1/modules/incidents/{iid}")
    assert r.status_code == 200
    assert r.json()["title"] == "Сбой API"

    r = client.patch(f"/api/v1/modules/incidents/{iid}", json={"status": "resolved"})
    assert r.status_code == 200
    assert r.json()["status"] == "resolved"

    r = client.post(
        "/api/v1/modules/tasks/",
        json={"title": "Разбор логов", "incident_id": iid},
    )
    assert r.status_code == 201
    tid = r.json()["id"]

    r = client.get(f"/api/v1/modules/incidents/{iid}/tasks")
    assert r.status_code == 200
    assert len(r.json()["items"]) == 1
    assert r.json()["items"][0]["id"] == tid

    r = client.get(f"/api/v1/modules/tasks/{tid}")
    assert r.status_code == 200
    assert r.json()["status"] == "open"

    r = client.patch(f"/api/v1/modules/tasks/{tid}", json={"status": "done"})
    assert r.status_code == 200
    assert r.json()["status"] == "done"


def test_irm_task_bad_incident(irm_client: tuple[TestClient, IrmFakePool]) -> None:
    client, _ = irm_client
    import uuid

    r = client.post(
        "/api/v1/modules/tasks/",
        json={"title": "x", "incident_id": str(uuid.uuid4())},
    )
    assert r.status_code == 400
    assert r.json()["detail"] == "incident not found"


def test_irm_incident_tasks_unknown(irm_client: tuple[TestClient, IrmFakePool]) -> None:
    client, _ = irm_client
    import uuid

    rid = str(uuid.uuid4())
    r = client.get(f"/api/v1/modules/incidents/{rid}/tasks")
    assert r.status_code == 404


def test_irm_patch_validation(irm_client: tuple[TestClient, IrmFakePool]) -> None:
    client, _ = irm_client
    r = client.post("/api/v1/modules/incidents/", json={"title": "t"})
    iid = r.json()["id"]
    r = client.patch(f"/api/v1/modules/incidents/{iid}", json={})
    assert r.status_code == 400


def test_irm_escalations_crud(irm_client: tuple[TestClient, IrmFakePool]) -> None:
    client, _ = irm_client
    r = client.post(
        "/api/v1/modules/escalations/",
        json={"name": "L1", "enabled": True, "steps": [{"after_min": 5, "channel": "slack"}]},
    )
    assert r.status_code == 201
    pid = r.json()["id"]
    assert r.json()["steps"][0]["channel"] == "slack"

    r = client.get(f"/api/v1/modules/escalations/{pid}")
    assert r.status_code == 200
    assert r.json()["name"] == "L1"

    r = client.patch(f"/api/v1/modules/escalations/{pid}", json={"enabled": False})
    assert r.status_code == 200
    assert r.json()["enabled"] is False

    r = client.delete(f"/api/v1/modules/escalations/{pid}")
    assert r.status_code == 204

    r = client.get(f"/api/v1/modules/escalations/{pid}")
    assert r.status_code == 404