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// Copyright 2018 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_UI_WEB_APPLICATIONS_WEB_APP_METRICS_H_
#define CHROME_BROWSER_UI_WEB_APPLICATIONS_WEB_APP_METRICS_H_
#include <optional>
#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "chrome/browser/ui/web_applications/diagnostics/web_app_icon_health_checks.h"
#include "components/keyed_service/core/keyed_service.h"
#include "components/site_engagement/content/site_engagement_observer.h"
#include "components/webapps/common/web_app_id.h"
#include "url/gurl.h"
class Profile;
namespace content {
class WebContents;
} // namespace content
namespace site_engagement {
enum class EngagementType;
} // namespace site_engagement
namespace web_app {
// A per-profile keyed service, responsible for all Web Applications-related
// metrics recording (UMA histograms and UKM keyed by web-apps).
class WebAppMetrics : public KeyedService,
public site_engagement::SiteEngagementObserver {
public:
static WebAppMetrics* Get(Profile* profile);
static void DisableAutomaticIconHealthChecksForTesting();
explicit WebAppMetrics(Profile* profile);
WebAppMetrics(const WebAppMetrics&) = delete;
WebAppMetrics& operator=(const WebAppMetrics&) = delete;
~WebAppMetrics() override;
// SiteEngagementObserver:
void OnEngagementEvent(content::WebContents* web_contents,
const GURL& url,
double score,
double old_score,
site_engagement::EngagementType engagement_type,
const std::optional<webapps::AppId>& app_id) override;
// Browser activation causes flaky tests. Call observer methods directly.
void CountUserInstalledAppsForTesting();
WebAppIconHealthChecks& icon_health_checks_for_testing() {
return icon_health_checks_;
}
private:
void CountUserInstalledApps();
// Calculate number of user installed apps once on start to avoid cpu costs
// in OnEngagementEvent: sacrifice histograms accuracy for speed.
static constexpr int kNumUserInstalledAppsNotCounted = -1;
int num_user_installed_apps_ = kNumUserInstalledAppsNotCounted;
const raw_ptr<Profile> profile_;
WebAppIconHealthChecks icon_health_checks_;
base::WeakPtrFactory<WebAppMetrics> weak_ptr_factory_{this};
};
} // namespace web_app
#endif // CHROME_BROWSER_UI_WEB_APPLICATIONS_WEB_APP_METRICS_H_
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