// Copyright 2026 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "chrome/browser/ui/omnibox/omnibox_everywhere/omnibox_everywhere_feature_promo_controller.h"

#include "base/notreached.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/omnibox/omnibox_everywhere/omnibox_everywhere_prefs.h"
#include "chrome/browser/ui/omnibox/omnibox_everywhere_service.h"
#include "chrome/browser/ui/omnibox/omnibox_next_features.h"
#include "chrome/browser/ui/views/user_education/browser_help_bubble.h"
#include "chrome/browser/ui/views/user_education/browser_user_education_service.h"
#include "chrome/browser/user_education/user_education_service.h"
#include "components/feature_engagement/public/event_constants.h"
#include "components/feature_engagement/public/feature_constants.h"
#include "components/prefs/pref_service.h"
#include "components/user_education/common/feature_promo/feature_promo_precondition.h"
#include "components/user_education/common/feature_promo/feature_promo_result.h"

namespace omnibox_everywhere {

namespace {

DECLARE_FEATURE_PROMO_PRECONDITION_IDENTIFIER_VALUE(
    kOmniboxEverywhereOpenAndActivePrecondition);
DEFINE_FEATURE_PROMO_PRECONDITION_IDENTIFIER_VALUE(
    kOmniboxEverywhereOpenAndActivePrecondition);

class OmniboxEverywhereOpenAndActivePrecondition
    : public user_education::FeaturePromoPreconditionBase {
 public:
  explicit OmniboxEverywhereOpenAndActivePrecondition(
      const OmniboxEverywhereService* service)
      : FeaturePromoPreconditionBase(
            kOmniboxEverywhereOpenAndActivePrecondition,
            "Omnibox Everywhere is open and active"),
        service_(service) {}
  ~OmniboxEverywhereOpenAndActivePrecondition() override = default;

  // user_education::FeaturePromoPreconditionBase:
  user_education::FeaturePromoResult CheckPrecondition(
      user_education::UnownedTypedDataCollection& data) const override {
    if (!service_ || !service_->IsPopupVisibleForProfile()) {
      return user_education::FeaturePromoResult::kBlockedByUi;
    }
    if (service_->profile() &&
        base::FeatureList::IsEnabled(omnibox::kOmniboxEverywhereFre) &&
        !service_->profile()->GetPrefs()->GetBoolean(
            omnibox_everywhere::prefs::kFreDismissed)) {
      return user_education::FeaturePromoResult::kBlockedByUi;
    }
    return user_education::FeaturePromoResult::Success();
  }

 private:
  const raw_ptr<const OmniboxEverywhereService> service_;
};

}  // namespace

OmniboxEverywhereFeaturePromoController::
    OmniboxEverywhereFeaturePromoController(
        feature_engagement::Tracker* tracker_service,
        UserEducationService* user_education_service,
        OmniboxEverywhereService* service)
    : user_education::FeaturePromoControllerImpl(
          tracker_service,
          &user_education_service->feature_promo_registry(),
          &user_education_service->help_bubble_factory_registry(),
          &user_education_service->user_education_storage_service(),
          &user_education_service->feature_promo_session_policy(),
          &user_education_service->tutorial_service(),
          &user_education_service->product_messaging_controller()),
      service_(service) {
  MaybeRegisterChromeFeaturePromos(
      user_education_service->feature_promo_registry());
  RegisterChromeHelpBubbleFactories(
      user_education_service->help_bubble_factory_registry());
}

OmniboxEverywhereFeaturePromoController::
    ~OmniboxEverywhereFeaturePromoController() {
  OnDestroying();
}

void OmniboxEverywhereFeaturePromoController::AddPreconditionProviders(
    user_education::ComposingPreconditionListProvider& to_add_to,
    Priority priority,
    bool required) {
  FeaturePromoControllerImpl::AddPreconditionProviders(to_add_to, priority,
                                                       required);

  if (required) {
    to_add_to.AddProvider(base::BindRepeating(
        [](base::WeakPtr<OmniboxEverywhereFeaturePromoController>
               promo_controller,
           const user_education::FeaturePromoSpecification& spec,
           const user_education::FeaturePromoParams&,
           const user_education::UserEducationContextPtr& context) {
          user_education::FeaturePromoPreconditionList preconditions;
          if (promo_controller) {
            preconditions.AddPrecondition(
                std::make_unique<OmniboxEverywhereOpenAndActivePrecondition>(
                    promo_controller->service_));
          }
          return preconditions;
        },
        weak_factory_.GetWeakPtr()));
  }
}

std::u16string OmniboxEverywhereFeaturePromoController::GetBodyIconAltText()
    const {
  NOTREACHED();
}

const base::Feature*
OmniboxEverywhereFeaturePromoController::GetScreenReaderPromptPromoFeature()
    const {
  return &feature_engagement::kIPHFocusHelpBubbleScreenReaderPromoFeature;
}

const char*
OmniboxEverywhereFeaturePromoController::GetScreenReaderPromptPromoEventName()
    const {
  return feature_engagement::events::kFocusHelpBubbleAcceleratorPromoRead;
}

std::u16string
OmniboxEverywhereFeaturePromoController::GetTutorialScreenReaderHint(
    const ui::AcceleratorProvider*) const {
  NOTREACHED();
}

std::u16string
OmniboxEverywhereFeaturePromoController::GetFocusHelpBubbleScreenReaderHint(
    user_education::FeaturePromoSpecification::PromoType promo_type,
    ui::TrackedElement* anchor_element,
    const ui::AcceleratorProvider* accelerator_provider) const {
  return BrowserHelpBubble::GetFocusHelpBubbleScreenReaderHint(
      promo_type, accelerator_provider, anchor_element);
}

user_education::UserEducationContextPtr
OmniboxEverywhereFeaturePromoController::GetContextForHelpBubble(
    const ui::TrackedElement* anchor_element) const {
  return nullptr;
}

}  // namespace omnibox_everywhere