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// 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 "chrome/browser/ui/search_engine_choice/search_engine_choice_tab_helper.h"
#include "base/check_deref.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/search_engine_choice/search_engine_choice_dialog_service.h"
#include "chrome/browser/search_engine_choice/search_engine_choice_dialog_service_factory.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_finder.h"
#include "components/search_engines/search_engine_choice/search_engine_choice_utils.h"
#include "content/public/browser/navigation_controller.h"
#include "content/public/browser/navigation_entry.h"
#include "content/public/browser/navigation_handle.h"
#include "content/public/browser/visibility.h"
#include "content/public/browser/web_contents.h"
#if BUILDFLAG(IS_CHROMEOS)
#include "chrome/browser/profiles/profiles_state.h"
#include "chromeos/components/kiosk/kiosk_utils.h"
#endif
SearchEngineChoiceTabHelper::~SearchEngineChoiceTabHelper() = default;
SearchEngineChoiceTabHelper::SearchEngineChoiceTabHelper(
content::WebContents* web_contents)
: WebContentsObserver(web_contents),
content::WebContentsUserData<SearchEngineChoiceTabHelper>(*web_contents) {
}
// static
bool SearchEngineChoiceTabHelper::IsHelperNeeded() {
// TODO(crbug.com/347223092): Replace this with a check of availability of
// `SearchEngineChoiceDialogService`. However we need to be mindful of how
// this might affect metrics, see https://b/351778022.
// We can't get a browser at this point, so checking the eligibility of the
// browser itself is not possible now.
return true;
}
void SearchEngineChoiceTabHelper::DidFinishNavigation(
content::NavigationHandle* navigation_handle) {
if (!navigation_handle) {
return;
}
// Only valid top frame and committed navigations are considered.
if (!navigation_handle->HasCommitted() ||
!navigation_handle->IsInPrimaryMainFrame() ||
navigation_handle->IsSameDocument()) {
return;
}
MaybeShowDialog();
}
void SearchEngineChoiceTabHelper::OnVisibilityChanged(
content::Visibility visibility) {
MaybeShowDialog();
}
void SearchEngineChoiceTabHelper::MaybeShowDialog() {
// Background tabs are not considered.
if (web_contents()->GetVisibility() == content::Visibility::HIDDEN) {
return;
}
content::NavigationController& navigation_controller =
web_contents()->GetController();
// Do not show if the page is still loading.
if (navigation_controller.GetPendingEntry() != nullptr) {
return;
}
Browser* browser = chrome::FindBrowserWithTab(web_contents());
// The browser will be null if the web contents are rendered in devtools or
// if the renderer crashes.
if (!browser) {
return;
}
SearchEngineChoiceDialogService* search_engine_choice_dialog_service =
SearchEngineChoiceDialogServiceFactory::GetForProfile(browser->profile());
if (!search_engine_choice_dialog_service ||
!search_engine_choice_dialog_service->IsUrlSuitableForDialog(
navigation_controller.GetLastCommittedEntry()->GetURL())) {
return;
}
search_engines::SearchEngineChoiceScreenConditions conditions =
search_engine_choice_dialog_service->ComputeDialogConditions(*browser);
search_engines::RecordChoiceScreenNavigationCondition(conditions);
if (conditions !=
search_engines::SearchEngineChoiceScreenConditions::kEligible) {
return;
}
SearchEngineChoiceDialog::Show(*browser);
}
WEB_CONTENTS_USER_DATA_KEY_IMPL(SearchEngineChoiceTabHelper);
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