use crate::auth::dpop::DpopClient;
use std::env;

use anyhow::Context;

pub const CLIENT_META_PATH: &str = "/.well-known/client-metadata.json";

#[derive(Clone)]
pub struct AppConfig {
    pub app_url: String,
    pub client_id: String,
    pub redirect_uri: String,
    pub dpop_client: DpopClient,
}

impl AppConfig {
    pub fn new() -> Result<Self, anyhow::Error> {
        let app_url = env::var("APP_URL").context("APP_URL is not set")?;
        let client_id = format!("{}{}", app_url, CLIENT_META_PATH);
        let redirect_uri = format!("{}/auth/callback", app_url);

        Ok(Self {
            app_url,
            client_id,
            redirect_uri,
            dpop_client: DpopClient::new(),
        })
    }
}