From 600547342a6c8111292d54e5c5a1e086847148bb Mon Sep 17 00:00:00 2001
From: Djeeberjr <djeeberjr@gmail.com>
Date: Sun, 1 Aug 2021 13:46:42 +0200
Subject: [PATCH] implemented If-None-Match header on file get

---
 internal/s3Broswer.go | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/internal/s3Broswer.go b/internal/s3Broswer.go
index b0c7271..56a81fe 100644
--- a/internal/s3Broswer.go
+++ b/internal/s3Broswer.go
@@ -71,6 +71,12 @@ func initHttp(schema graphql.Schema, s3Client *minio.Client, loaderMap map[strin
 			return
 		}
 
+		reqEtag := r.Header.Get("If-None-Match")
+		if reqEtag == objInfo.ETag {
+			rw.WriteHeader(304)
+			return
+		}
+
 		obj, err := s3Client.GetObject(context.Background(), bucketName, id, minio.GetObjectOptions{})
 
 		if err != nil {
@@ -78,7 +84,7 @@ func initHttp(schema graphql.Schema, s3Client *minio.Client, loaderMap map[strin
 			return
 		}
 
-		rw.Header().Set("Cache-Control", "no-store")
+		rw.Header().Set("Cache-Control", "must-revalidate")
 		rw.Header().Set("Content-Disposition", fmt.Sprintf("attachment; filename=\"%s\"", filepath.Base((objInfo.Key))))
 		rw.Header().Set("Content-Type", objInfo.ContentType)
 		rw.Header().Set("ETag", objInfo.ETag)