use fediwiki::error::MyResult;
use once_cell::sync::Lazy;
use reqwest::Client;
use serde::de::Deserialize;
use serde::ser::Serialize;
use std::sync::Once;
use tracing::log::LevelFilter;

pub static CLIENT: Lazy<Client> = Lazy::new(Client::new);

pub fn setup() {
    static INIT: Once = Once::new();
    INIT.call_once(|| {
        env_logger::builder()
            .filter_level(LevelFilter::Warn)
            .filter_module("activitypub_federation", LevelFilter::Info)
            .filter_module("fediwiki", LevelFilter::Info)
            .init();
    });
}

pub async fn get<T>(hostname: &str, endpoint: &str) -> MyResult<T>
where
    T: for<'de> Deserialize<'de>,
{
    get_query(hostname, endpoint, None::<i32>).await
}

pub async fn get_query<T, R>(hostname: &str, endpoint: &str, query: Option<R>) -> MyResult<T>
where
    T: for<'de> Deserialize<'de>,
    R: Serialize,
{
    let mut res = CLIENT.get(format!("http://{}/api/v1/{}", hostname, endpoint));
    if let Some(query) = query {
        res = res.query(&query);
    }
    let alpha_instance: T = res.send().await?.json().await?;
    Ok(alpha_instance)
}

pub async fn post<T: Serialize, R>(hostname: &str, endpoint: &str, form: &T) -> MyResult<R>
where
    R: for<'de> Deserialize<'de>,
{
    Ok(CLIENT
        .post(format!("http://{}/api/v1/{}", hostname, endpoint))
        .form(form)
        .send()
        .await?
        .json()
        .await?)
}