feat: introduce typed resp request

sdgb-api/src/title/mod.rs

@@ -13,7 +13,7 @@ use nyquest::{
     r#async::Request,
     header::{ACCEPT_ENCODING, CONTENT_ENCODING, EXPECT, USER_AGENT},
 };
-use serde::Serialize;
+use serde::{Deserialize, Serialize};
 
 pub trait MaiVersion {
     const AES_KEY: &[u8; 32];
@@ -63,7 +63,7 @@ pub trait MaiVersionExt: MaiVersion {
         Ok(req)
     }
 
-    fn request<D>(
+    fn request_raw<D>(
         client: &AsyncClient,
         api: APIMethod,
         agent_extra: impl Display,
@@ -79,6 +79,22 @@ pub trait MaiVersionExt: MaiVersion {
             Ok(decoded)
         }
     }
+
+    fn request<D, R>(
+        client: &AsyncClient,
+        api: APIMethod,
+        agent_extra: impl Display,
+        data: D,
+    ) -> impl Future<Output = Result<R, ApiError>>
+    where
+        D: Serialize,
+        R: for<'a> Deserialize<'a>,
+    {
+        async {
+            let raw_data = Self::request_raw(client, api, agent_extra, data).await?;
+            Ok(serde_json::from_slice(&raw_data)?)
+        }
+    }
 }
 
 pub struct Sdgb1_40;