//
// Copyright (C) 2019 The Android Open Source Project
//
// 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.

#pragma once

#include <memory>
#include <set>
#include <string>
#include <vector>

namespace cuttlefish {

class SubprocessFlag;

class FlagForwarder {
  std::set<std::string> subprocesses_;
  std::set<std::unique_ptr<SubprocessFlag>> flags_;

public:
 FlagForwarder(std::set<std::string> subprocesses,
               const std::vector<std::vector<std::string>>& args);
 ~FlagForwarder();
 FlagForwarder(FlagForwarder&&) = default;
 FlagForwarder(const FlagForwarder&) = delete;
 FlagForwarder& operator=(FlagForwarder&&) = default;
 FlagForwarder& operator=(const FlagForwarder&) = delete;

 void UpdateFlagDefaults() const;
 std::vector<std::string> ArgvForSubprocess(
     const std::string& subprocess,
     const std::vector<std::string>& args = std::vector<std::string>()) const;
};

}  // namespace cuttlefish