// CORS 中间件
use tower_http::cors::{CorsLayer, Any};
use axum::http::Method;

/// 创建 CORS layer
pub fn cors_layer() -> CorsLayer {
    CorsLayer::new()
        .allow_origin(Any)
        .allow_methods([
            Method::GET,
            Method::POST,
            Method::PUT,
            Method::DELETE,
            Method::HEAD,
            Method::OPTIONS,
            Method::PATCH,
        ])
        .allow_headers(Any)
        .allow_credentials(false)
        .max_age(std::time::Duration::from_secs(3600))
}

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn test_cors_layer_creation() {
        let _layer = cors_layer();
        // Layer 创建成功
        assert!(true);
    }
}