"""
POST /nodes/request-update-all — the fleet-wide "Update Node": flags every
approved node (HTTPS) and nudges it over MQTT; pending/rejected nodes are skipped.
"""
from unittest.mock import AsyncMock, MagicMock, patch

from fastapi.testclient import TestClient

from app.main import app
from app.internal.auth import require_admin_token, require_service_or_firebase_token
from app.routers import nodes

client = TestClient(app)


def setup_function():
    app.dependency_overrides[require_admin_token] = lambda: {"admin": True}
    app.dependency_overrides[require_service_or_firebase_token] = lambda: {"admin": True}


def teardown_function():
    app.dependency_overrides.pop(require_admin_token, None)
    app.dependency_overrides.pop(require_service_or_firebase_token, None)


def test_update_all_flags_only_approved_nodes():
    fleet = [
        {"node_id": "a", "approval_status": "approved"},
        {"node_id": "b", "approval_status": "approved"},
        {"node_id": "p", "approval_status": "pending"},
        {"node_id": "r", "approval_status": "rejected"},
    ]
    doc_update = AsyncMock()
    send = MagicMock(side_effect=lambda nid, cmd: nid == "a")
    with patch.object(nodes.fstore, "collection_list", AsyncMock(return_value=fleet)), \
         patch.object(nodes.fstore, "doc_update", doc_update), \
         patch.object(nodes.mqtt_handler, "send_command", send):
        r = client.post("/nodes/request-update-all")

    assert r.status_code == 200
    body = r.json()
    assert body["requested"] == ["a", "b"]
    assert body["mqtt_sent"] == ["a"]
    assert sorted(body["skipped"]) == ["p", "r"]
    flagged = {c.args[1] for c in doc_update.await_args_list}
    assert flagged == {"a", "b"}
    for c in doc_update.await_args_list:
        assert c.args[2] == {"update_requested_at": body["update_requested_at"]}
    assert {c.args[0] for c in send.call_args_list} == {"a", "b"}
    assert all(c.args[1] == {"action": "node_update"} for c in send.call_args_list)


def test_update_all_requires_admin():
    app.dependency_overrides.pop(require_admin_token, None)
    r = client.post("/nodes/request-update-all")
    assert r.status_code in (401, 403)