Ignore empty string for query parameter (#497)

Author: habara-k

generator/src/main/resources/line-bot-sdk-go-generator/api.pebble

@@ -268,7 +268,13 @@ func (client *{{ classname }}) {{ op.operationId }}WithHttpInfo(
     {% if op.hasQueryParams -%}
 	query := url.Values{}
 	    {% for qp in op.queryParams -%}
+            {% if qp.isString and not qp.required -%}
+    if {{ stringify(qp) }} != "" {
     query.Add("{{ qp.paramName }}", {{ stringify(qp) }})
+    }
+            {% else -%}
+    query.Add("{{ qp.paramName }}", {{ stringify(qp) }})
+            {% endif -%}
 	    {% endfor %}
     req.URL.RawQuery = query.Encode()
     {% endif %}

linebot/insight/api_insight.go

@@ -278,7 +278,9 @@ func (client *InsightAPI) GetNumberOfFollowersWithHttpInfo(
 	}
 
 	query := url.Values{}
-	query.Add("date", date)
+	if date != "" {
+		query.Add("date", date)
+	}
 
 	req.URL.RawQuery = query.Encode()
 

linebot/manage_audience/api_manage_audience.go

@@ -727,7 +727,9 @@ func (client *ManageAudienceAPI) GetAudienceGroupsWithHttpInfo(
 
 	query := url.Values{}
 	query.Add("page", strconv.FormatInt(page, 10))
-	query.Add("description", description)
+	if description != "" {
+		query.Add("description", description)
+	}
 	query.Add("status", string(status))
 	query.Add("size", strconv.FormatInt(size, 10))
 	query.Add("includesExternalPublicGroups", strconv.FormatBool(includesExternalPublicGroups))

linebot/messaging_api/api_messaging_api.go

@@ -697,8 +697,12 @@ func (client *MessagingApiAPI) GetAggregationUnitNameListWithHttpInfo(
 	}
 
 	query := url.Values{}
-	query.Add("limit", limit)
-	query.Add("start", start)
+	if limit != "" {
+		query.Add("limit", limit)
+	}
+	if start != "" {
+		query.Add("start", start)
+	}
 
 	req.URL.RawQuery = query.Encode()
 
@@ -936,7 +940,9 @@ func (client *MessagingApiAPI) GetFollowersWithHttpInfo(
 	}
 
 	query := url.Values{}
-	query.Add("start", start)
+	if start != "" {
+		query.Add("start", start)
+	}
 	query.Add("limit", strconv.FormatInt(int64(limit), 10))
 
 	req.URL.RawQuery = query.Encode()
@@ -1164,7 +1170,9 @@ func (client *MessagingApiAPI) GetGroupMembersIdsWithHttpInfo(
 	}
 
 	query := url.Values{}
-	query.Add("start", start)
+	if start != "" {
+		query.Add("start", start)
+	}
 
 	req.URL.RawQuery = query.Encode()
 
@@ -2561,7 +2569,9 @@ func (client *MessagingApiAPI) GetRoomMembersIdsWithHttpInfo(
 	}
 
 	query := url.Values{}
-	query.Add("start", start)
+	if start != "" {
+		query.Add("start", start)
+	}
 
 	req.URL.RawQuery = query.Encode()
 

linebot/module/api_line_module.go

@@ -308,7 +308,9 @@ func (client *LineModuleAPI) GetModulesWithHttpInfo(
 	}
 
 	query := url.Values{}
-	query.Add("start", start)
+	if start != "" {
+		query.Add("start", start)
+	}
 	query.Add("limit", strconv.FormatInt(int64(limit), 10))
 
 	req.URL.RawQuery = query.Encode()