use std::net::IpAddr;

use actix_web::dev::Payload;
use actix_web::{Error, FromRequest, HttpRequest};
use futures_util::future::{ready, Ready};

use crate::data::app_config::AppConfig;
use crate::utils::network_utils::get_remote_ip;

#[derive(Copy, Clone, Debug, Eq, PartialEq)]
pub struct RemoteIP(pub IpAddr);

impl From<RemoteIP> for IpAddr {
    fn from(i: RemoteIP) -> Self {
        i.0
    }
}

impl FromRequest for RemoteIP {
    type Error = Error;
    type Future = Ready<Result<Self, Error>>;

    #[inline]
    fn from_request(req: &HttpRequest, _: &mut Payload) -> Self::Future {
        ready(Ok(RemoteIP(get_remote_ip(
            req,
            AppConfig::get().proxy_ip.as_deref(),
        ))))
    }
}