use std::collections::HashMap;

use cardano::Cardano;

pub mod blockfrost;
pub mod cardano;

const PREFIX: &str = "cardano_";

pub fn from_env(env: &HashMap<String, String>) -> impl Cardano {
    let cardano_env: HashMap<String, String> = env
        .iter()
        .filter_map(|(k, v)| k.strip_prefix(PREFIX).map(|k| (k.to_string(), v.clone())))
        .collect();
    match env.get("cardano") {
        None => panic!("Expect cardano connection details in env"),
        Some(s) if s == "blockfrost" => {
            let config = blockfrost::Config::from_env(&cardano_env);
            blockfrost::Blockfrost::new(config.project_id)
        }
        Some(_s) => panic!("Unkown cardano connection"),
    }
}