def test_create_bike_requires_name(client):
    client.login()
    csrf = client.csrf(client.get("/bikes/new").text)
    resp = client.post("/bikes/new", data={"csrf": csrf, "name": ""})
    assert resp.status_code == 200
    assert "Name must be" in resp.text


def test_create_and_list_bike(client):
    client.login()
    bike_id = client.create_bike("Roadie")
    assert bike_id >= 1
    assert "Roadie" in client.get("/").text
    d = client.get(f"/bikes/{bike_id}")
    assert "Service status" in d.text


def test_update_bike(client):
    client.login()
    bike_id = client.create_bike("Roadie")
    csrf = client.csrf(client.get(f"/bikes/{bike_id}/edit").text)
    resp = client.post(
        f"/bikes/{bike_id}/edit",
        data={"csrf": csrf, "name": "Roadie 2", "service_interval_miles": "3000"},
    )
    assert resp.status_code == 303
    assert "Roadie 2" in client.get(f"/bikes/{bike_id}").text


def test_create_event_and_list(client):
    client.login()
    bike_id = client.create_bike("Roadie")
    result = client.create_event(
        bike_id, type="service", event_date="2026-09-09", mileage="15000", cost="150"
    )
    assert result["status"] == 200
    assert "15,000" in result["text"]
    assert "service" in result["text"]


def test_event_rejects_future_date(client):
    client.login()
    bike_id = client.create_bike("Roadie")
    result = client.create_event(bike_id, type="service", event_date="2999-01-01")
    assert "future" in result["text"].lower()


def test_event_rejects_negative_mileage(client):
    client.login()
    bike_id = client.create_bike("Roadie")
    result = client.create_event(bike_id, type="other", event_date="2026-09-09", mileage="-5")
    assert "negative" in result["text"].lower()


def test_event_requires_known_type(client):
    client.login()
    bike_id = client.create_bike("Roadie")
    result = client.create_event(bike_id, type="bogus", event_date="2026-09-09")
    assert "must be one of" in result["text"].lower()


def test_delete_event(client):
    client.login()
    bike_id = client.create_bike("Roadie")
    client.create_event(bike_id, type="service", event_date="2026-09-09", mileage="15000")
    page = client.get(f"/bikes/{bike_id}").text
    import re

    m = re.search(r"/events/(\d+)/delete", page)
    assert m, "delete link not found"
    event_id = m.group(1)
    csrf = client.csrf(page)
    resp = client.post(f"/events/{event_id}/delete", data={"csrf": csrf})
    assert resp.status_code == 303
    assert "No events yet" in client.get(f"/bikes/{bike_id}").text


def test_delete_bike_cascades(client):
    client.login()
    bike_id = client.create_bike("Roadie")
    client.create_event(bike_id, type="service", event_date="2026-09-09", mileage="15000")
    page = client.get(f"/bikes/{bike_id}/edit").text
    csrf = client.csrf(page)
    resp = client.post(f"/bikes/{bike_id}/delete", data={"csrf": csrf})
    assert resp.status_code == 303
    assert client.get(f"/bikes/{bike_id}").status_code == 303