// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef ASH_SYSTEM_NETWORK_NETWORK_FEATURE_POD_CONTROLLER_H_
#define ASH_SYSTEM_NETWORK_NETWORK_FEATURE_POD_CONTROLLER_H_

#include <string>

#include "ash/constants/quick_settings_catalogs.h"
#include "ash/system/network/network_feature_pod_button.h"
#include "ash/system/network/network_feature_tile.h"
#include "ash/system/network/network_icon_animation_observer.h"
#include "ash/system/network/tray_network_state_observer.h"
#include "ash/system/unified/feature_pod_controller_base.h"
#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "chromeos/services/network_config/public/mojom/cros_network_config.mojom.h"

namespace ash {

class UnifiedSystemTrayController;

// Controller of the feature tile that allows users to toggle whether certain
// network technologies are enabled or disabled, and that allows users to
// navigate to a more detailed page with a network list.
class ASH_EXPORT NetworkFeaturePodController
    : public network_icon::AnimationObserver,
      public FeaturePodControllerBase,
      public NetworkFeaturePodButton::Delegate,
      public NetworkFeatureTile::Delegate,
      public TrayNetworkStateObserver {
 public:
  explicit NetworkFeaturePodController(
      UnifiedSystemTrayController* tray_controller);
  NetworkFeaturePodController(const NetworkFeaturePodController&) = delete;
  NetworkFeaturePodController& operator=(const NetworkFeaturePodController&) =
      delete;
  ~NetworkFeaturePodController() override;

  // FeaturePodControllerBase:
  std::unique_ptr<FeatureTile> CreateTile(bool compact = false) override;
  QsFeatureCatalogName GetCatalogName() override;
  void OnIconPressed() override;
  void OnLabelPressed() override;

 private:
  // network_icon::AnimationObserver:
  void NetworkIconChanged() override;

  // NetworkFeaturePodButton::Delegate:
  void OnFeaturePodButtonThemeChanged() override;

  // NetworkFeatureTile::Delegate:
  void OnFeatureTileThemeChanged() override;

  // TrayNetworkStateObserver:
  void ActiveNetworkStateChanged() override;

  std::u16string ComputeButtonLabel(
      const chromeos::network_config::mojom::NetworkStateProperties* network)
      const;
  std::u16string ComputeButtonSubLabel(
      const chromeos::network_config::mojom::NetworkStateProperties* network)
      const;

  // Purges network icon cache and updates the button state.
  void PropagateThemeChanged();

  // Updates `tile_` state to reflect the current state of networks.
  void UpdateTileStateIfExists();

  // Owned by the views hierarchy.
  raw_ptr<FeatureTile, DanglingUntriaged> tile_ = nullptr;
  raw_ptr<UnifiedSystemTrayController, DanglingUntriaged> tray_controller_;

  base::WeakPtrFactory<NetworkFeaturePodController> weak_ptr_factory_{this};
};

}  // namespace ash

#endif  // ASH_SYSTEM_NETWORK_NETWORK_FEATURE_POD_CONTROLLER_H_