project/src/auth.rs

use axum::{
    extract::{FromRequestParts, Query},
    http::{request::Parts, StatusCode},
    RequestPartsExt,
};
use serde::Deserialize;

#[derive(Deserialize, Debug)]
pub struct Claims {
    pub user_id: i32,
}

#[axum::async_trait]
impl<T> FromRequestParts<T> for Claims {
    type Rejection = StatusCode;

    async fn from_request_parts(parts: &mut Parts, _state: &T) -> Result<Self, Self::Rejection> {
        match parts.extract().await {
            Ok(Query(claims)) => Ok(claims),
            Err(err) => {
                tracing::debug!(%err, "Autharization failed");
                Err(StatusCode::UNAUTHORIZED)
            }
        }
    }
}