from fastapi.testclient import TestClient

from app.tests.conftest import TEST_USER_EMAIL, TEST_USER_PASSWORD


def test_status_reports_setup_required_then_not(client: TestClient) -> None:
    res = client.get("/api/auth/status")
    assert res.status_code == 200
    body = res.json()
    assert body["setup_required"] is True
    assert body["needs_setup"] is True

    res = client.post(
        "/api/auth/setup",
        json={
            "email": "first@lifetrack.local",
            "password": "long-enough-pw",
            "display_name": "Premier",
        },
    )
    assert res.status_code == 201
    body = res.json()
    assert body["token_type"] == "bearer"
    assert body["access_token"]
    assert body["user"]["email"] == "first@lifetrack.local"

    res = client.get("/api/auth/status")
    assert res.json()["setup_required"] is False


def test_setup_forbidden_once_a_user_exists(client: TestClient, user) -> None:
    res = client.post(
        "/api/auth/setup",
        json={
            "email": "other@lifetrack.local",
            "password": "long-enough-pw",
            "display_name": "Intrus",
        },
    )
    assert res.status_code == 403
    body = res.json()
    assert body["error"]["code"] == "forbidden"
    assert body["error"]["message"]


def test_login_ok_and_wrong_password(client: TestClient, user) -> None:
    res = client.post(
        "/api/auth/login",
        json={"email": TEST_USER_EMAIL, "password": TEST_USER_PASSWORD},
    )
    assert res.status_code == 200
    assert res.json()["access_token"]

    res = client.post(
        "/api/auth/login",
        json={"email": TEST_USER_EMAIL, "password": "wrong-password"},
    )
    assert res.status_code == 401
    assert res.json()["error"]["code"] == "unauthorized"


def test_me_requires_auth(client: TestClient, user, auth_headers) -> None:
    res = client.get("/api/auth/me")
    assert res.status_code == 401
    assert res.json()["error"]["code"] == "unauthorized"

    res = client.get("/api/auth/me", headers=auth_headers)
    assert res.status_code == 200
    body = res.json()
    assert body["email"] == TEST_USER_EMAIL
    assert "password_hash" not in body


def test_patch_me_password_change_requires_current(
    client: TestClient, user, auth_headers
) -> None:
    res = client.patch(
        "/api/auth/me",
        headers=auth_headers,
        json={"password": "new-password-123"},
    )
    assert res.status_code == 422

    res = client.patch(
        "/api/auth/me",
        headers=auth_headers,
        json={
            "password": "new-password-123",
            "current_password": TEST_USER_PASSWORD,
            "display_name": "Renommé",
        },
    )
    assert res.status_code == 200
    assert res.json()["display_name"] == "Renommé"

    res = client.post(
        "/api/auth/login",
        json={"email": TEST_USER_EMAIL, "password": "new-password-123"},
    )
    assert res.status_code == 200


def test_device_key_lifecycle(client: TestClient, user, auth_headers) -> None:
    # Create: plaintext key returned exactly once, shaped ltk_<prefix>_<secret>.
    res = client.post(
        "/api/auth/device-keys",
        headers=auth_headers,
        json={"name": "Pixel 8 – pont Health Connect", "scopes": ["ingest:health"]},
    )
    assert res.status_code == 201
    created = res.json()
    key = created["key"]
    assert key.startswith("ltk_")
    prefix = key.split("_", 2)[1]
    assert len(prefix) == 8
    assert created["key_prefix"] == prefix
    assert created["scopes"] == ["ingest:health"]

    # List never exposes the plaintext key.
    res = client.get("/api/auth/device-keys", headers=auth_headers)
    assert res.status_code == 200
    keys = res.json()
    assert len(keys) == 1
    assert "key" not in keys[0]
    assert keys[0]["key_prefix"] == prefix
    assert keys[0]["revoked_at"] is None

    # Revoke (DELETE keeps the row, sets revoked_at).
    res = client.delete(f"/api/auth/device-keys/{created['id']}", headers=auth_headers)
    assert res.status_code == 204
    res = client.get("/api/auth/device-keys", headers=auth_headers)
    assert res.json()[0]["revoked_at"] is not None


def test_device_key_invalid_scope_rejected(
    client: TestClient, user, auth_headers
) -> None:
    res = client.post(
        "/api/auth/device-keys",
        headers=auth_headers,
        json={"name": "Mauvaise clé", "scopes": ["admin:*"]},
    )
    assert res.status_code == 422


def test_error_shape_on_unknown_route(client: TestClient) -> None:
    res = client.get("/api/definitely-not-a-route")
    assert res.status_code == 404
    assert set(res.json()["error"].keys()) == {"code", "message", "details"}