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// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_CHROMEOS_GEMINI_APP_GEMINI_APP_TAB_HELPER_H_
#define CHROME_BROWSER_CHROMEOS_GEMINI_APP_GEMINI_APP_TAB_HELPER_H_
#include <map>
#include "base/auto_reset.h"
#include "content/public/browser/web_contents_observer.h"
#include "content/public/browser/web_contents_user_data.h"
// Helper which is attached to every browser tab in order to record visits to
// Gemini app related pages.
class GeminiAppTabHelper
: public content::WebContentsObserver,
public content::WebContentsUserData<GeminiAppTabHelper> {
public:
// Enumerations of pages related to the Gemini app for which visits should
// be recorded. These values are persisted to logs. Entries should not be
// renumbered and numeric values should never be reused.
enum class Page {
kMinValue = 0,
kCongratulations = kMinValue,
kOffer = 1,
kTermsAndConditionsCBX = 2,
kTermsAndConditionsStandard = 3,
kMaxValue = kTermsAndConditionsStandard,
};
GeminiAppTabHelper(const GeminiAppTabHelper&) = delete;
GeminiAppTabHelper& operator=(const GeminiAppTabHelper&) = delete;
~GeminiAppTabHelper() override;
// Attaches a new instance to `web_contents` if and only if:
// (a) the Gemini app preinstallation feature is enabled, and
// (b) the specified `web_contents` is not off the record.
static void MaybeCreateForWebContents(content::WebContents* web_contents);
// Temporarily replaces the URLs of pages for which visits should be recorded
// until the returned `base::AutoReset` is destroyed.
[[nodiscard]] static base::AutoReset<std::map<uint64_t, Page>>
SetPageUrlsForTesting(std::map<GURL, Page> page_urls);
private:
explicit GeminiAppTabHelper(content::WebContents* web_contents);
friend class content::WebContentsUserData<GeminiAppTabHelper>;
// content::WebContentsObserver:
void DidStartNavigation(
content::NavigationHandle* navigation_handle) override;
WEB_CONTENTS_USER_DATA_KEY_DECL();
};
#endif // CHROME_BROWSER_CHROMEOS_GEMINI_APP_GEMINI_APP_TAB_HELPER_H_
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