// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef COMPONENTS_SEGMENTATION_PLATFORM_EMBEDDER_DEFAULT_MODEL_FEED_USER_SEGMENT_H_
#define COMPONENTS_SEGMENTATION_PLATFORM_EMBEDDER_DEFAULT_MODEL_FEED_USER_SEGMENT_H_

#include "components/segmentation_platform/public/model_provider.h"

namespace segmentation_platform {

struct Config;

// Segmentation Chrome Feed user model provider. Provides a default model and
// metadata for the Feed user optimization target.
class FeedUserSegment : public DefaultModelProvider {
 public:
  enum Feature {
    kFeatureMobileNTPMostVisited,
    kFeatureMobileNewTabOpened,
    kFeatureMobileNewTabShown,
    kFeatureHome,
    kFeatureMobileMenuRecentTabs,
    kFeatureMobileMenuHistory,
    kFeatureMobileTabReturnedToCurrentTab,
    kFeatureFeedEngagementEngaged,
    kFeatureFeedEngagementSimple,
    kFeatureFeedEngagementInteracted,
    kFeatureFeedEngagementScrolled,
    kFeatureCount
  };

  FeedUserSegment();
  ~FeedUserSegment() override = default;

  FeedUserSegment(const FeedUserSegment&) = delete;
  FeedUserSegment& operator=(const FeedUserSegment&) = delete;

  static std::unique_ptr<Config> GetConfig();

  // ModelProvider implementation.
  std::unique_ptr<ModelConfig> GetModelConfig() override;

  void ExecuteModelWithInput(const ModelProvider::Request& inputs,
                             ExecutionCallback callback) override;
};

}  // namespace segmentation_platform

#endif  // COMPONENTS_SEGMENTATION_PLATFORM_EMBEDDER_DEFAULT_MODEL_FEED_USER_SEGMENT_H_