use clap::{Parser, Subcommand};
use file_service::{AuthDB, Username};
use std::path::PathBuf;

#[derive(Subcommand, Debug)]
enum Commands {
    AddUser { username: String },
    DeleteUser { username: String },
    ListUsers,
}

#[derive(Parser, Debug)]
struct Args {
    #[command(subcommand)]
    command: Commands,
}

#[tokio::main]
pub async fn main() {
    let args = Args::parse();
    let authdb = AuthDB::new(PathBuf::from(&std::env::var("AUTHDB").unwrap()))
        .await
        .expect("to be able to open the database");

    match args.command {
        Commands::AddUser { username } => {
            match authdb.add_user(Username::from(username.clone())).await {
                Ok(token) => {
                    println!("User {} created. Auth token: {}", username, *token);
                }
                Err(err) => {
                    println!("Could not create user {}", username);
                    println!("\tError: {:?}", err);
                }
            }
        }
        Commands::DeleteUser { .. } => {}
        Commands::ListUsers => {}
    }
}