use silmataivas::app_with_state;
use silmataivas::users::{UserRepository, UserRole};
use sqlx::SqlitePool;
use std::env;
use std::net::SocketAddr;
use std::sync::Arc;
use tokio::fs;
use uuid::Uuid;

#[tokio::main]
async fn main() {
    // Set up database path
    let db_path =
        env::var("DATABASE_URL").unwrap_or_else(|_| "sqlite://./data/silmataivas.db".to_string());
    // Ensure data directory exists
    let _ = fs::create_dir_all("./data").await;
    // Connect to SQLite
    let pool = SqlitePool::connect(&db_path)
        .await
        .expect("Failed to connect to DB");

    // Create initial admin user if none exists
    {
        let repo = UserRepository { db: &pool };
        match repo.any_admin_exists().await {
            Ok(false) => {
                let admin_token =
                    env::var("ADMIN_TOKEN").unwrap_or_else(|_| Uuid::new_v4().to_string());
                match repo
                    .create_user(Some(admin_token.clone()), Some(UserRole::Admin))
                    .await
                {
                    Ok(_) => println!("Initial admin user created. Token: {admin_token}"),
                    Err(e) => eprintln!("Failed to create initial admin user: {e}"),
                }
            }
            Ok(true) => {
                // At least one admin exists, do nothing
            }
            Err(e) => {
                eprintln!("Failed to check for existing admin users: {e}");
            }
        }
    }

    let app = app_with_state(Arc::new(pool));
    let addr = SocketAddr::from(([0, 0, 0, 0], 4000));
    let listener = tokio::net::TcpListener::bind(addr)
        .await
        .expect("Failed to bind address");
    println!("Listening on {}", listener.local_addr().unwrap());
    axum::serve(listener, app).await.unwrap();
}