use std::sync::Arc;

use sqlx::PgPool;
use stack_up::{Configuration, cache::RedisManager};

use crate::cnfg::LocalConfig;

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

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

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

#[derive(Clone)]
pub struct Services {
    pub postgres: PgPool,
    pub cache: RedisManager,
}

pub struct AppState {
    pub services: Services,
    pub local_config: LocalConfig,
}

impl AppState {
    pub async fn create(
        services: Services,
        configuration: &Configuration,
    ) -> Result<AppHandle, anyhow::Error> {
        let local_config: LocalConfig = serde_json::from_value(configuration.misc.clone())?;

        Ok(AppHandle(Arc::new(Self {
            services,
            local_config,
        })))
    }
}