from uuid import uuid4

from fastapi.testclient import TestClient

from config.database import Base, engine
from main import app


def setup_module(module):
    Base.metadata.create_all(bind=engine)


def teardown_module(module):
    Base.metadata.drop_all(bind=engine)


client = TestClient(app)


def test_create_and_list_scenario():
    scenario_name = f"Scenario-{uuid4()}"
    response = client.post(
        "/api/scenarios/",
        json={"name": scenario_name, "description": "Integration test"},
    )
    assert response.status_code == 200
    data = response.json()
    assert data["name"] == scenario_name

    response2 = client.get("/api/scenarios/")
    assert response2.status_code == 200
    data2 = response2.json()
    assert any(s["name"] == scenario_name for s in data2)


def test_create_duplicate_scenario_rejected():
    scenario_name = f"Duplicate-{uuid4()}"
    payload = {"name": scenario_name, "description": "Primary"}

    first_resp = client.post("/api/scenarios/", json=payload)
    assert first_resp.status_code == 200

    second_resp = client.post("/api/scenarios/", json=payload)
    assert second_resp.status_code == 400
    assert second_resp.json()["detail"] == "Scenario already exists"