feat: #22267 Use type formatting logic while applying non-container exploded query parameter

Author: timgrohmann

modules/openapi-generator/src/main/resources/typescript-fetch/apis.mustache

@@ -140,21 +140,12 @@ export class {{classname}} extends runtime.BaseAPI {
             }
             {{/isContainer}}
             {{^isContainer}}
-            queryParameters['{{baseName}}'] = requestParameters['{{paramName}}'];
+            {{> apisAssignQueryParam }}
             {{/isContainer}}
             {{/isExplode}}
+
             {{^isExplode}}
-            {{#isDateTimeType}}
-            queryParameters['{{baseName}}'] = (requestParameters['{{paramName}}'] as any).toISOString();
-            {{/isDateTimeType}}
-            {{^isDateTimeType}}
-            {{#isDateType}}
-            queryParameters['{{baseName}}'] = (requestParameters['{{paramName}}'] as any).toISOString().substring(0,10);
-            {{/isDateType}}
-            {{^isDateType}}
-            queryParameters['{{baseName}}'] = requestParameters['{{paramName}}'];
-            {{/isDateType}}
-            {{/isDateTimeType}}
+            {{> apisAssignQueryParam }}
             {{/isExplode}}
         }
 

modules/openapi-generator/src/main/resources/typescript-fetch/apisAssignQueryParam.mustache

@@ -0,0 +1,12 @@
+{{! Assign query parameters based on their type }}
+{{#isDateTimeType}}
+queryParameters['{{baseName}}'] = (requestParameters['{{paramName}}'] as any).toISOString();
+{{/isDateTimeType}}
+{{^isDateTimeType}}
+{{#isDateType}}
+queryParameters['{{baseName}}'] = (requestParameters['{{paramName}}'] as any).toISOString().substring(0,10);
+{{/isDateType}}
+{{^isDateType}}
+queryParameters['{{baseName}}'] = requestParameters['{{paramName}}'];
+{{/isDateType}}
+{{/isDateTimeType}}