//! Integration tests for embedded Web UI SPA and static asset endpoints.

use axum::body::to_bytes;
use axum::http::{Request, StatusCode};
use nx9_wg_api::routes::build_api_router;
use nx9_wg_api::state::AppState;
use nx9_wg_db::Store;
use tower::ServiceExt;

#[tokio::test]
async fn test_ui_spa_index_and_stylesheet_endpoints() {
    let store = Store::connect_in_memory().await.expect("connect store");
    store.migrate().await.expect("migrate store");
    let state = AppState::new(store);
    let app = build_api_router(state);

    // 1. Test GET / (Root SPA Index)
    let res = app
        .clone()
        .oneshot(
            Request::builder()
                .uri("/")
                .body(axum::body::Body::empty())
                .unwrap(),
        )
        .await
        .expect("execute request");

    assert_eq!(res.status(), StatusCode::OK);
    assert_eq!(
        res.headers()
            .get(axum::http::header::CONTENT_TYPE)
            .unwrap()
            .to_str()
            .unwrap(),
        "text/html; charset=utf-8"
    );

    let body_bytes = to_bytes(res.into_body(), 1024 * 1024).await.unwrap();
    let html = String::from_utf8_lossy(&body_bytes);
    assert!(html.contains("nx9-wg — Native WireGuard Appliance"));
    assert!(html.contains("NX9"));
    assert!(html.contains("id=\"app-layout\""));
    assert!(html.contains("id=\"sidebar\""));
    assert!(html.contains("Dashboard"));
    assert!(html.contains("Peers"));
    assert!(html.contains("Diagnostics"));
    assert!(html.contains("Administrator"));

    // 2. Test GET /ui (Alias)
    let res_ui = app
        .clone()
        .oneshot(
            Request::builder()
                .uri("/ui")
                .body(axum::body::Body::empty())
                .unwrap(),
        )
        .await
        .expect("execute request");

    assert_eq!(res_ui.status(), StatusCode::OK);

    // 3. Test GET /assets/style.css (Compiled CSS)
    let res_css = app
        .oneshot(
            Request::builder()
                .uri("/assets/style.css")
                .body(axum::body::Body::empty())
                .unwrap(),
        )
        .await
        .expect("execute request");

    assert_eq!(res_css.status(), StatusCode::OK);
    assert_eq!(
        res_css
            .headers()
            .get(axum::http::header::CONTENT_TYPE)
            .unwrap()
            .to_str()
            .unwrap(),
        "text/css; charset=utf-8"
    );

    let css_bytes = to_bytes(res_css.into_body(), 1024 * 1024).await.unwrap();
    let css = String::from_utf8_lossy(&css_bytes);
    assert!(css.contains("--bg-base: #0d1117;"));
    assert!(css.contains("[data-theme=\"dark\"]"));
    assert!(css.contains("[data-theme=\"light\"]"));
    assert!(css.contains(".status-pass"));
    assert!(css.contains(".status-fail"));
    assert!(css.contains("@media (max-width: 768px)"));
}