// Copyright 2020 Google LLC
//
// 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
//
//     https://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.

#ifndef PLATFORM_IMPL_WINDOWS_ATOMIC_BOOLEAN_H_
#define PLATFORM_IMPL_WINDOWS_ATOMIC_BOOLEAN_H_

#include "platform/api/atomic_boolean.h"

#include <atomic>

namespace location {
namespace nearby {
namespace windows {

// A boolean value that may be updated atomically.
class AtomicBoolean : public api::AtomicBoolean {
 public:
  // TODO(b/184975123): replace with real implementation.
  ~AtomicBoolean() override = default;

  // Atomically read and return current value.
  bool Get() const override {
    // TODO(b/184975123): replace with real implementation.
    return atomic_boolean_;
  };

  // Atomically exchange original value with a new one. Return previous value.
  bool Set(bool value) override {
    // TODO(b/184975123): replace with real implementation.
    bool original = atomic_boolean_;

    atomic_boolean_ = value;

    return original;
  };

 private:
  std::atomic_bool atomic_boolean_;
};

}  // namespace windows
}  // namespace nearby
}  // namespace location

#endif  // PLATFORM_IMPL_WINDOWS_ATOMIC_BOOLEAN_H_