// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "chromeos/ash/experiences/arc/chrome_feature_flags/arc_chrome_feature_flags_bridge.h"

#include "ash/constants/ash_features.h"
#include "base/feature_list.h"
#include "base/metrics/field_trial_params.h"
#include "base/no_destructor.h"
#include "chromeos/ash/experiences/arc/arc_browser_context_keyed_service_factory_base.h"
#include "chromeos/ash/experiences/arc/arc_features.h"
#include "chromeos/ash/experiences/arc/session/arc_service_manager.h"
#include "chromeos/constants/chromeos_features.h"
#include "chromeos/ui/base/chromeos_ui_constants.h"

namespace arc {

namespace {

// Singleton factory for ArcChromeFeatureFlagsBridge.
class ArcChromeFeatureFlagsBridgeFactory
    : public internal::ArcBrowserContextKeyedServiceFactoryBase<
          ArcChromeFeatureFlagsBridge,
          ArcChromeFeatureFlagsBridgeFactory> {
 public:
  // Factory name used by ArcBrowserContextKeyedServiceFactoryBase.
  static constexpr const char* kName = "ArcChromeFeatureFlagsBridgeFactory";

  static ArcChromeFeatureFlagsBridgeFactory* GetInstance() {
    static base::NoDestructor<ArcChromeFeatureFlagsBridgeFactory> instance;
    return instance.get();
  }

 private:
  friend base::NoDestructor<ArcChromeFeatureFlagsBridgeFactory>;
  ArcChromeFeatureFlagsBridgeFactory() = default;
  ~ArcChromeFeatureFlagsBridgeFactory() override = default;
};

}  // namespace

// static
ArcChromeFeatureFlagsBridge* ArcChromeFeatureFlagsBridge::GetForBrowserContext(
    content::BrowserContext* context) {
  return ArcChromeFeatureFlagsBridgeFactory::GetForBrowserContext(context);
}

// static
ArcChromeFeatureFlagsBridge*
ArcChromeFeatureFlagsBridge::GetForBrowserContextForTesting(
    content::BrowserContext* context) {
  return ArcChromeFeatureFlagsBridgeFactory::GetForBrowserContextForTesting(
      context);
}

ArcChromeFeatureFlagsBridge::ArcChromeFeatureFlagsBridge(
    content::BrowserContext* context,
    ArcBridgeService* bridge_service)
    : arc_bridge_service_(bridge_service) {
  arc_bridge_service_observation_.Observe(
      arc_bridge_service_->chrome_feature_flags());
}

ArcChromeFeatureFlagsBridge::~ArcChromeFeatureFlagsBridge() = default;

void ArcChromeFeatureFlagsBridge::OnConnectionReady() {
  NotifyFeatureFlags();
}

void ArcChromeFeatureFlagsBridge::NotifyFeatureFlags() {
  mojom::ChromeFeatureFlagsInstance* chrome_feature_flags_instance =
      ARC_GET_INSTANCE_FOR_METHOD(arc_bridge_service_->chrome_feature_flags(),
                                  NotifyFeatureFlags);
  if (!chrome_feature_flags_instance) {
    return;
  }
  mojom::FeatureFlagsPtr flags = mojom::FeatureFlags::New();
  flags->jelly_colors = true;
  flags->touchscreen_emulation = true;
  flags->rounded_window_compat_strategy =
      mojom::RoundedWindowCompatStrategy::kLeftRightBottomGesture;
  flags->rounded_window_radius = chromeos::kRoundedWindowCornerRadius;
  flags->enable_pip_double_tap = true;
  flags->render_arc_notifications_by_chrome =
      ash::features::IsRenderArcNotificationsByChromeEnabled();
  flags->resize_compat = base::FeatureList::IsEnabled(arc::kResizeCompat);
  flags->ignore_hover_event_anr = true;
  // TODO(yunfanc): Remove this flag together with ARC++ side removal.
  flags->extend_input_anr_timeout = true;
  flags->extend_intent_anr_timeout =
      base::FeatureList::IsEnabled(arc::kExtendIntentAnrTimeout);
  flags->extend_service_anr_timeout =
      base::FeatureList::IsEnabled(arc::kExtendServiceAnrTimeout);
  flags->notification_width_increase =
      chromeos::features::IsNotificationWidthIncreaseEnabled();
  flags->enable_friendlier_error_dialog =
      base::FeatureList::IsEnabled(arc::kEnableFriendlierErrorDialog);

  chrome_feature_flags_instance->NotifyFeatureFlags(std::move(flags));
}

// static
void ArcChromeFeatureFlagsBridge::EnsureFactoryBuilt() {
  ArcChromeFeatureFlagsBridgeFactory::GetInstance();
}

}  // namespace arc