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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_VIEWS_MEDIA_ROUTER_CAST_DIALOG_METRICS_H_
#define CHROME_BROWSER_UI_VIEWS_MEDIA_ROUTER_CAST_DIALOG_METRICS_H_
#include "base/time/time.h"
#include "chrome/browser/ui/media_router/media_cast_mode.h"
#include "chrome/browser/ui/media_router/ui_media_sink.h"
#include "chrome/browser/ui/views/media_router/cast_dialog_sink_button.h"
#include "chrome/browser/ui/views/media_router/cast_dialog_sink_view.h"
#include "components/media_router/browser/media_router_metrics.h"
#include "components/media_router/common/media_sink.h"
class Profile;
namespace media_router {
// Records UMA metrics for the behavior of a Cast dialog. A new recorder
// instance should be used each time the dialog is opened.
// TODO(takumif): Once we have removed the WebUI Cast dialog, we should move
// MediaRouter.Ui.* metrics from media_router_metrics.h into this file, and move
// this file to chrome/browser/ui/media_router/.
class CastDialogMetrics {
public:
// |initialization_time| is when the dialog UI started initializing. We use
// this value as the baseline for how long the dialog took to paint, load
// sinks, etc.
CastDialogMetrics(const base::Time& initialization_time,
MediaRouterDialogActivationLocation activation_location,
Profile* profile);
CastDialogMetrics(const CastDialogMetrics&) = delete;
CastDialogMetrics& operator=(const CastDialogMetrics&) = delete;
virtual ~CastDialogMetrics();
// Records the time it took to load sinks when called for the first time. This
// is called when the list of sinks becomes non-empty.
void OnSinksLoaded(const base::Time& sinks_load_time);
// Records the cast mode and the sink type for a session that was started.
void OnStartCasting(MediaCastMode cast_mode, SinkIconType icon_type);
// Records the number of sinks, which may be 0.
void OnRecordSinkCount(
const std::vector<CastDialogSinkButton*>& sink_buttons);
void OnRecordSinkCount(
const std::vector<raw_ptr<CastDialogSinkView, DanglingUntriaged>>&
sink_views);
private:
void MaybeRecordActivationLocationAndCastMode(MediaCastMode cast_mode);
// The time when the dialog UI started initializing.
base::Time initialization_time_;
// The time when a non-empty list of sinks was loaded.
base::Time sinks_load_time_;
MediaRouterDialogActivationLocation const activation_location_;
bool const is_icon_pinned_;
bool activation_location_and_cast_mode_recorded_ = false;
};
} // namespace media_router
#endif // CHROME_BROWSER_UI_VIEWS_MEDIA_ROUTER_CAST_DIALOG_METRICS_H_
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