from __future__ import annotations

from fastapi import FastAPI
from fastapi.testclient import TestClient

from src.api.v1 import agents
from src.api.v1.agents import router


def _client() -> TestClient:
    app = FastAPI()
    app.include_router(router, prefix="/api/v1")
    return TestClient(app)


def test_canonical_routing_runtime_readback_endpoint(monkeypatch) -> None:
    payload = {
        "schema_version": "telegram_canonical_routing_runtime_readback_v1",
        "status": "runtime_policy_enforced_product_delivery_receipts_partial",
        "operation_boundaries": {
            "telegram_send_performed": False,
            "secret_value_read": False,
        },
    }
    monkeypatch.setattr(
        agents,
        "build_canonical_telegram_routing_runtime_readback",
        lambda: payload,
    )

    response = _client().get(
        "/api/v1/agents/telegram-canonical-routing-runtime-readback"
    )

    assert response.status_code == 200
    assert response.json() == payload


def test_canonical_routing_runtime_readback_rejects_invalid_source(
    monkeypatch,
) -> None:
    def invalid_source() -> dict:
        raise ValueError("invalid registry")

    monkeypatch.setattr(
        agents,
        "build_canonical_telegram_routing_runtime_readback",
        invalid_source,
    )

    response = _client().get(
        "/api/v1/agents/telegram-canonical-routing-runtime-readback"
    )

    assert response.status_code == 500
    assert response.json() == {
        "detail": "Telegram canonical routing runtime readback 無效"
    }