server: return snippet meta

Author: x1unix

pkg/goplay/methods.go

@@ -23,8 +23,9 @@ func ValidateContentLength(r lener) error {
 	return nil
 }
 
-func GetSnippet(ctx context.Context, snippetID string) ([]byte, error) {
-	resp, err := getRequest(ctx, "p/"+snippetID+".go")
+func GetSnippet(ctx context.Context, snippetID string) (*Snippet, error) {
+	fileName := snippetID + ".go"
+	resp, err := getRequest(ctx, "p/"+fileName)
 	if err != nil {
 		return nil, err
 	}
@@ -37,7 +38,10 @@ func GetSnippet(ctx context.Context, snippetID string) ([]byte, error) {
 			return nil, err
 		}
 
-		return snippet, nil
+		return &Snippet{
+			FileName: fileName,
+			Contents: string(snippet),
+		}, nil
 	case http.StatusNotFound:
 		return nil, ErrSnippetNotFound
 	default:

pkg/goplay/types.go

@@ -5,6 +5,12 @@ import (
 	"time"
 )
 
+// Snippet represents shared snippet
+type Snippet struct {
+	FileName string
+	Contents string
+}
+
 // FmtResponse is the response returned from
 // upstream play.golang.org/fmt request
 type FmtResponse struct {

pkg/langserver/request.go

@@ -13,6 +13,11 @@ import (
 	"github.com/x1unix/go-playground/pkg/analyzer"
 )
 
+type SnippetResponse struct {
+	FileName string `json:"fileName"`
+	Code     string `json:"code"`
+}
+
 type ShareResponse struct {
 	SnippetID string `json:"snippetID"`
 }

pkg/langserver/server.go

@@ -165,7 +165,10 @@ func (s *Service) GetSnippet(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	w.Write(snippet)
+	WriteJSON(w, SnippetResponse{
+		FileName: snippet.FileName,
+		Code:     snippet.Contents,
+	})
 }
 
 func (s *Service) Compile(w http.ResponseWriter, r *http.Request) {