/**
 *   Copyright 2011-2015 Quickstep Technologies LLC.
 *   Copyright 2015 Pivotal Software, Inc.
 *
 *   Licensed under the Apache License, Version 2.0 (the "License");
 *   you may not use this file except in compliance with the License.
 *   You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *   Unless required by applicable law or agreed to in writing, software
 *   distributed under the License is distributed on an "AS IS" BASIS,
 *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *   See the License for the specific language governing permissions and
 *   limitations under the License.
 **/

#include "parser/ParseGroupBy.hpp"

#include <string>
#include <vector>

#include "parser/ParseExpression.hpp"

namespace quickstep {

void ParseGroupBy::getFieldStringItems(std::vector<std::string> *inline_field_names,
                                       std::vector<std::string> *inline_field_values,
                                       std::vector<std::string> *non_container_child_field_names,
                                       std::vector<const ParseTreeNode*> *non_container_child_fields,
                                       std::vector<std::string> *container_child_field_names,
                                       std::vector<std::vector<const ParseTreeNode*>> *container_child_fields) const {
  for (const ParseExpression &group_by_expression : *grouping_expressions_) {
    non_container_child_field_names->push_back("");
    non_container_child_fields->push_back(&group_by_expression);
  }
}

}  // namespace quickstep