From b900cbcdffa9a7ab2daf3e23ff7d0a32b823305c Mon Sep 17 00:00:00 2001
From: kashitaka <takao.w9st.kashima@xica.net>
Date: Fri, 8 Dec 2023 01:53:43 +0900
Subject: [PATCH] Update imageVar API client: omit zero values of optional
 parameter

---
 image.go | 24 +++++++++++++++---------
 1 file changed, 15 insertions(+), 9 deletions(-)

diff --git a/image.go b/image.go
index 4fe8b3a32..c0eff2183 100644
--- a/image.go
+++ b/image.go
@@ -161,19 +161,25 @@ func (c *Client) CreateVariImage(ctx context.Context, request ImageVariRequest)
 		return
 	}
 
-	err = builder.WriteField("n", strconv.Itoa(request.N))
-	if err != nil {
-		return
+	if request.N != 0 {
+		err = builder.WriteField("n", strconv.Itoa(request.N))
+		if err != nil {
+			return
+		}
 	}
 
-	err = builder.WriteField("size", request.Size)
-	if err != nil {
-		return
+	if request.Size != "" {
+		err = builder.WriteField("size", request.Size)
+		if err != nil {
+			return
+		}
 	}
 
-	err = builder.WriteField("response_format", request.ResponseFormat)
-	if err != nil {
-		return
+	if request.Size != "" {
+		err = builder.WriteField("response_format", request.ResponseFormat)
+		if err != nil {
+			return
+		}
 	}
 
 	err = builder.Close()