[cpp-rest-sdk] support exploded and deep object query parameters

Author: aminya

modules/openapi-generator/src/main/resources/cpp-rest-sdk-client/api-source.mustache

@@ -132,17 +132,55 @@ pplx::task<{{{returnType}}}{{^returnType}}void{{/returnType}}> {{classname}}::{{
     {{/required}}
     {
         {{#isQueryParam}}
+        {{#isDeepObject}}
+        {{#isArray}}
+        for (int i_key = 0; i_key < {{^required}}(*{{/required}}{{paramName}}{{^required}}){{/required}}->size(); i_key++) {
+            localVarQueryParams[utility::conversions::to_string_t("{{baseName}}[" + std::to_string(i_key) + "]")] = ApiClient::parameterToString({{^required}}(*{{/required}}{{paramName}}{{^required}}){{/required}}[i_key]);
+        }
+        {{/isArray}}
+        {{^isArray}}
+        {{#isModel}}
+        for (const auto& pair : {{^required}}(*{{/required}}{{paramName}}{{^required}}){{/required}}->toJson().as_object()) {
+            localVarQueryParams[utility::conversions::to_string_t("{{baseName}}[" + pair.first + "]")] = ApiClient::parameterToString(pair.second.serialize());
+        }
+        {{/isModel}}
+        {{^isModel}}
+        localVarQueryParams[utility::conversions::to_string_t("{{baseName}}")] = ApiClient::parameterToString({{^required}}*{{/required}}{{paramName}});
+        {{/isModel}}
+        {{/isArray}}
+        {{/isDeepObject}}
+        {{^isDeepObject}}
+        {{#isExplode}}
+        {{#isArray}}
+        for (const auto& item : {{^required}}(*{{/required}}{{paramName}}{{^required}}){{/required}}) {
+            localVarQueryParams[utility::conversions::to_string_t("{{baseName}}")] = ApiClient::parameterToString(item);
+        }
+        {{/isArray}}
+        {{^isArray}}
+        {{#isModel}}
+        for (const auto& pair : {{^required}}(*{{/required}}{{paramName}}{{^required}}){{/required}}->toJson().as_object()) {
+            localVarQueryParams[utility::conversions::to_string_t(pair.first)] = ApiClient::parameterToString(pair.second.serialize());
+        }
+        {{/isModel}}
+        {{^isModel}}
+        localVarQueryParams[utility::conversions::to_string_t("{{baseName}}")] = ApiClient::parameterToString({{^required}}*{{/required}}{{paramName}});
+        {{/isModel}}
+        {{/isArray}}
+        {{/isExplode}}
+        {{^isExplode}}
         localVarQueryParams[utility::conversions::to_string_t("{{baseName}}")] = ApiClient::parameterToString({{^required}}*{{/required}}{{paramName}});
+        {{/isExplode}}
+        {{/isDeepObject}}
         {{/isQueryParam}}
         {{#isHeaderParam}}
         localVarHeaderParams[utility::conversions::to_string_t("{{baseName}}")] = ApiClient::parameterToString({{^required}}*{{/required}}{{paramName}});
         {{/isHeaderParam}}
         {{#isFormParam}}
         {{#isFile}}
-        localVarFileParams[ utility::conversions::to_string_t("{{baseName}}") ] = {{^required}}*{{/required}}{{paramName}};
+        localVarFileParams[utility::conversions::to_string_t("{{baseName}}")] = {{^required}}*{{/required}}{{paramName}};
         {{/isFile}}
         {{^isFile}}
-        localVarFormParams[ utility::conversions::to_string_t("{{baseName}}") ] = ApiClient::parameterToString({{^required}}*{{/required}}{{paramName}});
+        localVarFormParams[utility::conversions::to_string_t("{{baseName}}")] = ApiClient::parameterToString({{^required}}*{{/required}}{{paramName}});
         {{/isFile}}
         {{/isFormParam}}
     }

samples/client/petstore/cpp-restsdk/client/src/api/PetApi.cpp

@@ -1145,11 +1145,11 @@ pplx::task<void> PetApi::updatePetWithForm(int64_t petId, boost::optional<utilit
 
     if (name)
     {
-        localVarFormParams[ utility::conversions::to_string_t("name") ] = ApiClient::parameterToString(*name);
+        localVarFormParams[utility::conversions::to_string_t("name")] = ApiClient::parameterToString(*name);
     }
     if (status)
     {
-        localVarFormParams[ utility::conversions::to_string_t("status") ] = ApiClient::parameterToString(*status);
+        localVarFormParams[utility::conversions::to_string_t("status")] = ApiClient::parameterToString(*status);
     }
 
     std::shared_ptr<IHttpBody> localVarHttpBody;
@@ -1261,11 +1261,11 @@ pplx::task<std::shared_ptr<ApiResponse>> PetApi::uploadFile(int64_t petId, boost
 
     if (additionalMetadata)
     {
-        localVarFormParams[ utility::conversions::to_string_t("additionalMetadata") ] = ApiClient::parameterToString(*additionalMetadata);
+        localVarFormParams[utility::conversions::to_string_t("additionalMetadata")] = ApiClient::parameterToString(*additionalMetadata);
     }
     if (file && *file != nullptr)
     {
-        localVarFileParams[ utility::conversions::to_string_t("file") ] = *file;
+        localVarFileParams[utility::conversions::to_string_t("file")] = *file;
     }
 
     std::shared_ptr<IHttpBody> localVarHttpBody;