backend change to remove rename commit from old file

gitrpc/internal/gitea/commit.go

@@ -194,12 +194,27 @@ func (g Adapter) ListCommits(ctx context.Context,
 		if err != nil {
 			return nil, nil, err
 		}
-		return commits, renameDetailsList, nil
+		cleanedUpCommits := cleanupCommitsForRename(commits, renameDetailsList)
+		return cleanedUpCommits, renameDetailsList, nil
 	}
 
 	return commits, nil, nil
 }
 
+// In case of rename of a file, same commit will be listed twice - Once in old file and second time in new file.
+// Hence, we are making it a pattern to only list it as part of new file and not as part of old file.
+func cleanupCommitsForRename(commits []types.Commit, renameDetails []types.PathRenameDetails) []types.Commit {
+	if len(commits) == 0 {
+		return commits
+	}
+	for _, renameDetail := range renameDetails {
+		if commits[0].SHA == renameDetail.CommitSHABefore {
+			return commits[1:]
+		}
+	}
+	return commits
+}
+
 func getRenameDetails(
 	giteaRepo *gitea.Repository,
 	commits []types.Commit,