#![cfg(not(miri))]
#![allow(unused)]

use std::path::PathBuf;

use ferrunix::{Inject, RegistrationFunc, Registry};

// #[derive(Inject)]
// #[provides(transient)]
// struct Empty {}

// #[automatically_derived]
// impl Empty {
//     #[allow(clippy::use_self)]
//     pub(crate) fn register<'reg>(
//         registry: &'reg ::ferrunix::Registry,
//     ) -> std::pin::Pin<
//         std::boxed::Box<dyn std::future::Future<Output = ()> + Send + 'reg>,
//     >
//     where
//         Self: Sync + 'static,
//     {
//         Box::pin(async move {
//             registry
//                 .transient(|| Box::pin(async move { Self {} }))
//                 .await;
//         })
//     }
// }

// ferrunix::autoregister!(RegistrationFunc::new(Empty::register));

#[derive(Inject)]
#[provides(transient)]
struct CargoToml {
    contents: String,
}

impl CargoToml {
    #[allow(clippy::unwrap_used)]
    pub async fn new() -> Self {
        let manifest_dir = std::env::var("CARGO_MANIFEST_DIR")
            .map(PathBuf::from)
            .unwrap();
        let manifest_dir = manifest_dir.join("Cargo.toml");
        let contents = tokio::fs::read_to_string(manifest_dir).await.unwrap();

        Self { contents }
    }

    pub fn contents(&self) -> &str {
        &self.contents
    }
}

#[derive(Inject)]
#[provides(transient)]
struct Dep0 {}

#[derive(Inject)]
#[provides(transient)]
struct Dep1 {
    #[inject(transient)]
    dep0: Dep0,
    #[inject(ctor = "CargoToml::new().await")]
    cargotoml: CargoToml,
}

#[derive(Inject)]
#[provides(transient)]
struct Dep2 {
    #[inject(transient)]
    dep1: Dep1,
}

#[tokio::test]
async fn simple_derive() {
    let registry = Registry::autoregistered().await;

    // let _obj = registry.get_transient::<Empty>().await.unwrap();
}