use std::fs;

use axum::{Router, response::Html, routing::get};

#[tokio::main]
async fn main() {
    let app = Router::new()
        .route("/", get(|| async { "Incorrect reverse-proxy for '/'." }))
        .route("/fares", get(app_content));
    let listener = tokio::net::TcpListener::bind("0.0.0.0:12000")
        .await
        .unwrap();
    axum::serve(listener, app).await.unwrap();
}

async fn app_content() -> Html<String> {
    let template = fs::read_to_string("./media/template.html")
        .unwrap_or_default()
        .to_string();
    let mut split = template.splitn(2, "<!-- Content -->");
    let mut result = split.next().unwrap().to_string();
    result.push_str("Table Here!<br>(This is the position in the template the Rust code identified for the API result.)");
    result.push_str(split.next().unwrap());
    Html(result)
}