use std::net::{Ipv4Addr, SocketAddr};

use axum::{body::Body, http::Request};
use http_body_util::BodyExt;
use tower::ServiceExt;
use upl::app::{AppConfig, build_router};

#[tokio::test]
async fn serves_index_page() -> Result<(), Box<dyn std::error::Error>> {
    let app = test_app();

    let response = app
        .oneshot(Request::builder().uri("/").body(Body::empty())?)
        .await?;

    assert_eq!(response.status(), axum::http::StatusCode::OK);

    let body = response.into_body().collect().await?.to_bytes();
    let body = String::from_utf8(body.to_vec())?;

    assert!(body.contains("<title>upl</title>"));
    assert!(body.contains("Select file"));

    Ok(())
}

#[tokio::test]
async fn reports_health() -> Result<(), Box<dyn std::error::Error>> {
    let app = test_app();

    let response = app
        .oneshot(Request::builder().uri("/healthz").body(Body::empty())?)
        .await?;

    assert_eq!(response.status(), axum::http::StatusCode::OK);

    let body = response.into_body().collect().await?.to_bytes();
    assert_eq!(body.as_ref(), b"ok");

    Ok(())
}

fn test_app() -> axum::Router {
    build_router(&AppConfig::new(
        SocketAddr::from((Ipv4Addr::LOCALHOST, 0)),
        concat!(env!("CARGO_MANIFEST_DIR"), "/static"),
    ))
}