use anyhow::anyhow;
use async_trait::async_trait;

use crate::config::Config;
use crate::vault::VaultRef;

pub mod c1;
pub mod c2;

#[async_trait]
pub trait Challenge
where
    Self: Sized,
{
    fn new(config: Config, vault: VaultRef) -> Self;
    fn hints() -> Vec<String>;
    fn solution() -> String;
    async fn serve(self) -> anyhow::Result<()>;
}

pub async fn select_and_start(index: u16, config: Config, vault: VaultRef) -> anyhow::Result<()> {
    match index {
        1 => c1::C1::new(config, vault).serve().await?,
        2 => c2::C2::new(config, vault).serve().await?,
        _ => {
            return Err(anyhow!(
                "no challenge with index {index} does currently exist"
            ))
        }
    }
    Ok(())
}