Fix logging of Transfer API (#19456)

- Use the correct fullname's in tracing calls.
- Return correct function name in error.

Co-authored-by: 6543 <6543@obermui.de>

routers/api/v1/repo/transfer.go

@@ -104,14 +104,16 @@ func Transfer(ctx *context.APIContext) {
 		ctx.Repo.GitRepo = nil
 	}
 
+	oldFullname := ctx.Repo.Repository.FullName()
+
 	if err := repo_service.StartRepositoryTransfer(ctx.Doer, newOwner, ctx.Repo.Repository, teams); err != nil {
 		if models.IsErrRepoTransferInProgress(err) {
-			ctx.Error(http.StatusConflict, "CreatePendingRepositoryTransfer", err)
+			ctx.Error(http.StatusConflict, "StartRepositoryTransfer", err)
 			return
 		}
 
 		if repo_model.IsErrRepoAlreadyExist(err) {
-			ctx.Error(http.StatusUnprocessableEntity, "CreatePendingRepositoryTransfer", err)
+			ctx.Error(http.StatusUnprocessableEntity, "StartRepositoryTransfer", err)
 			return
 		}
 
@@ -120,12 +122,12 @@ func Transfer(ctx *context.APIContext) {
 	}
 
 	if ctx.Repo.Repository.Status == repo_model.RepositoryPendingTransfer {
-		log.Trace("Repository transfer initiated: %s -> %s", ctx.Repo.Repository.FullName(), newOwner.Name)
+		log.Trace("Repository transfer initiated: %s -> %s", oldFullname, ctx.Repo.Repository.FullName())
 		ctx.JSON(http.StatusCreated, convert.ToRepo(ctx.Repo.Repository, perm.AccessModeAdmin))
 		return
 	}
 
-	log.Trace("Repository transferred: %s -> %s", ctx.Repo.Repository.FullName(), newOwner.Name)
+	log.Trace("Repository transferred: %s -> %s", oldFullname, ctx.Repo.Repository.FullName())
 	ctx.JSON(http.StatusAccepted, convert.ToRepo(ctx.Repo.Repository, perm.AccessModeAdmin))
 }