"""Steering Kernel Spine v0.2 — events + continuous_product."""

from __future__ import annotations

from tests.factories import provision_user_in_tenant
from tests.test_initiatives_actions import _auth, _create_initiative, _login


def test_action_done_emits_lifecycle_via_kernel(client):
    user = provision_user_in_tenant(tenant_role="admin")
    token = _login(client, user)

    created = _create_initiative(
        client,
        token,
        title="Event Action Done",
        archetype_key="initiative.linear_project",
        apply_starter_kit=False,
    )
    initiative_id = created.json()["id"]

    action = client.post(
        f"/api/initiatives/{initiative_id}/actions",
        json={"title": "Erledigen", "status": "open"},
        headers=_auth(token),
    )
    assert action.status_code == 201

    done = client.patch(
        f"/api/actions/{action.json()['id']}",
        json={"status": "done"},
        headers=_auth(token),
    )
    assert done.status_code == 200

    ctx = client.get(
        f"/api/initiatives/{initiative_id}/steering-context",
        headers=_auth(token),
    )
    assert ctx.status_code == 200
    assert ctx.json()["lifecycle_state"] == "action_selection"


def test_gate_verify_emits_lifecycle_via_kernel(client):
    user = provision_user_in_tenant(tenant_role="admin")
    token = _login(client, user)

    created = _create_initiative(
        client,
        token,
        title="Event Gate",
        archetype_key="initiative.linear_project",
    )
    initiative_id = created.json()["id"]

    roadmap = client.get(
        f"/api/initiatives/{initiative_id}/roadmap/items",
        headers=_auth(token),
    )
    active_gate = next(i for i in roadmap.json() if i.get("status") == "active")

    evidence = client.post(
        f"/api/initiatives/{initiative_id}/evidence",
        json={
            "title": "Gate-Nachweis",
            "roadmap_item_id": active_gate["id"],
            "status": "accepted",
        },
        headers=_auth(token),
    )
    assert evidence.status_code == 201

    verified = client.post(
        f"/api/roadmap-items/{active_gate['id']}/verify-reached",
        headers=_auth(token),
    )
    assert verified.status_code == 200
    body = verified.json()
    assert body.get("steering_event", {}).get("handled") is True
    assert "validation" in (body.get("steering_event", {}).get("lifecycle_chain") or [])

    ctx = client.get(
        f"/api/initiatives/{initiative_id}/steering-context",
        headers=_auth(token),
    )
    assert ctx.json()["lifecycle_state"] == "action_selection"


def test_continuous_product_routes_through_spine(client):
    user = provision_user_in_tenant(tenant_role="admin")
    token = _login(client, user)

    created = _create_initiative(
        client,
        token,
        title="Product Spine",
        archetype_key="initiative.product",
    )
    initiative_id = created.json()["id"]

    snap = client.get(
        f"/api/initiatives/{initiative_id}/steering-snapshot",
        headers=_auth(token),
    )
    assert snap.status_code == 200
    body = snap.json()
    kernel = body["steering_kernel"]
    assert kernel["primary_method_key"] == "continuous_product"
    assert kernel["data_source"] == "steering_kernel_v0.2"
    assert kernel["lifecycle"]["slot_map"]["closure"] == "n/a"
    assert kernel["lifecycle"]["slot_map"]["planning"] == "active"
    assert body.get("next_actions") is not None


def test_product_action_done_lifecycle_chain(client):
    user = provision_user_in_tenant(tenant_role="member")
    token = _login(client, user)

    created = _create_initiative(
        client,
        token,
        title="Product Event",
        archetype_key="initiative.product",
    )
    initiative_id = created.json()["id"]

    action = client.post(
        f"/api/initiatives/{initiative_id}/actions",
        json={"title": "Fix Bug", "status": "open"},
        headers=_auth(token),
    )
    assert action.status_code == 201

    client.patch(
        f"/api/actions/{action.json()['id']}",
        json={"status": "done"},
        headers=_auth(token),
    )

    ctx = client.get(
        f"/api/initiatives/{initiative_id}/steering-context",
        headers=_auth(token),
    )
    assert ctx.json()["lifecycle_state"] == "action_selection"


def test_slot_providers_registered():
    from steering.lifecycle.slot_providers import list_slot_provider_registrations

    keys = {r.slot_key for r in list_slot_provider_registrations()}
    assert "result_intake" in keys
    assert "validation" in keys
    assert "adaptation" in keys


def test_resolve_lifecycle_chain_respects_slot_map():
    from steering.lifecycle.event_transitions import resolve_lifecycle_chain

    chain = resolve_lifecycle_chain(
        primary_method_key="generic_operating",
        event_kind="gate_verified",
        payload={},
    )
    assert "validation" not in chain
    assert chain == ("adaptation", "action_selection")