feat(Backend): ✨ return vector of lanuages instead of stream

mdcpp · Feb 6, 2024 · a7d0070 · a7d0070
1 parent 63bb90a
commit a7d0070
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Showing 2 changed files with 13 additions and 10 deletions.
diff --git a/backend/src/endpoint/submit.rs b/backend/src/endpoint/submit.rs
@@ -279,16 +279,16 @@ impl SubmitSet for Arc<Server> {
         Ok(Response::new(()))
     }
 
-    #[doc = " Server streaming response type for the ListLangs method."]
-    type ListLangsStream = TonicStream<Language>;
-
     #[instrument(skip_all, level = "debug")]
-    async fn list_langs(&self, _: Request<()>) -> Result<Response<Self::ListLangsStream>, Status> {
-        let langs = self.judger.list_lang().into_iter().map(|x| Ok(x.into()));
-
-        Ok(Response::new(
-            Box::pin(tokio_stream::iter(langs)) as TonicStream<_>
-        ))
+    async fn list_langs(&self, _: Request<()>) -> Result<Response<Languages>, Status> {
+        let list: Vec<_> = self
+            .judger
+            .list_lang()
+            .into_iter()
+            .map(|x| x.into())
+            .collect();
+
+        Ok(Response::new(Languages { list }))
     }
 }
 

diff --git a/proto/backend.proto b/proto/backend.proto
@@ -131,6 +131,9 @@ message Language {
   required string info = 3;
   required string lang_ext = 4;
 }
+message Languages{
+  repeated Language list=1;
+}
 
 enum SubmitSortBy {
   SUBMIT_SORT_BY_UPDATE_DATE = 0;
@@ -168,7 +171,7 @@ service SubmitSet {
   rpc Follow(SubmitId) returns (stream SubmitStatus);
   rpc Rejudge(RejudgeRequest) returns (google.protobuf.Empty);
 
-  rpc ListLangs(google.protobuf.Empty) returns (stream Language);
+  rpc ListLangs(google.protobuf.Empty) returns (Languages);
 }
 
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