use std::{ops::Deref, sync::Arc};

use activitypub_federation::config::FederationConfig;
use stack_up::{Configuration, Environment, Services};

use crate::{entity::user::User, error::AppError};

#[derive(Clone)]
pub struct AppHandle(Arc<AppState>);

impl Deref for AppHandle {
    type Target = Arc<AppState>;

    fn deref(&self) -> &Self::Target {
        &self.0
    }
}

pub struct AppState {
    pub services: Services,
}

impl AppState {
    pub async fn new(
        services: Services,
        configuration: &Configuration,
    ) -> Result<FederationConfig<AppHandle>, AppError> {
        let user = User::new("sellershut", &services).await?;
        let domain = "localhost";

        let config = FederationConfig::builder()
            .domain(domain)
            .signed_fetch_actor(&user)
            .app_data(AppHandle(Arc::new(Self { services })))
            // .url_verifier(Box::new(MyUrlVerifier()))
            // TODO: could change this to env variable?
            .debug(configuration.application.env == Environment::Development)
            .build()
            .await?;

        Ok(config)
    }
}