enhance: typed request, thanks to crabtime

sdgb-api/src/title/mod.rs

@@ -1,6 +1,6 @@
 use std::fmt::Display;
 
-use crate::title::methods::APIMethod;
+use crate::title::methods::{APIExt, APIMethod};
 
 pub mod encryption;
 pub mod methods;
@@ -107,6 +107,14 @@ pub trait MaiVersionExt: MaiVersion {
             Ok(serde_json::from_slice(&raw_data)?)
         }
     }
+
+    fn request_ext<M: APIExt>(
+        client: &AsyncClient,
+        data: M::Payload,
+        agent_extra: impl Display + Send + 'static,
+    ) -> impl Future<Output = Result<M::Output, ApiError>> {
+        Self::request(client, M::METHOD, agent_extra, data)
+    }
 }
 
 pub struct Sdgb1_40;