mod application_context;
mod server_mode;

use crate::application_context::ApplicationContext;
use actix_web::{web, App, HttpServer};
use dotenv::dotenv;
use log::info;
use lumiere_exposition::init;
use std::env;
use std::sync::Arc;

#[actix_web::main]
async fn main() -> std::io::Result<()> {
    dotenv().ok();
    unsafe { env::set_var("RUST_LOG", "debug"); }
    check_all_variables_are_set();
    env_logger::init();

    let application_context = ApplicationContext::init()?;

    // let tls_config = init_tls_configuration()?;
    let server = HttpServer::new(
        move || App::new().configure(init)
            .app_data(web::Data::new(Arc::new(application_context.user_service.clone())))
            .app_data(web::Data::new(Arc::new(application_context.video_service.clone())))
    )
        .bind("0.0.0.0:19000")
        // .bind_rustls_0_23(("0.0.0.0", 19000), tls_config)
        .expect("Unable to start server");

    server.run().await
}

// fn init_tls_configuration() -> Result<ServerConfig, Error> {
//     let mut certs_file = BufReader::new(File::open("./certs/lumiere.crt")?);
//     let mut key_file = BufReader::new(File::open("./certs/lumiere.key")?);
//
//     let tls_certs = rustls_pemfile::certs(&mut certs_file)
//         .collect::<Result<Vec<_>, _>>().expect("Unable to read the TLS certificate…");
//     let tls_key = rustls_pemfile::pkcs8_private_keys(&mut key_file)
//         .next()
//         .unwrap()
//         .expect("Unable to read the private key for TLS configuration…");
//
//     let tls_config = rustls::ServerConfig::builder()
//         .with_no_client_auth()
//         .with_single_cert(tls_certs, rustls::pki_types::PrivateKeyDer::Pkcs8(tls_key))
//         .unwrap();
//
//     Ok(tls_config)
// }


fn check_all_variables_are_set() {
    info!("Checking all variables exist…");
    let variables = vec!["JWT_SECRET", "SQLITE_DATABASE_NAME", "BCRYPT_SALT"];
    variables.iter().for_each(|variable| {
        env::var(variable).expect(format!("{} should be defined!", variable).as_str());
    });
    info!("All variables are set correctly.");
}