blob: cc75f1e437a1d585274729d515a363b1724e544b [file] [log] [blame]
// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/time/time.h"
#include "chrome/installer/util/experiment_metrics.h"
namespace installer {
class ExperimentStorage;
// The experiment state for the current user. Experiment state is a combination
// of the per-install ExperimentMetrics and the per-user experiment data.
class Experiment {
Experiment(const Experiment&);
Experiment& operator=(Experiment&&) = default;
Experiment& operator=(const Experiment&) = default;
// Initializes this instance based on |metrics|.
void InitializeFromMetrics(const ExperimentMetrics& metrics);
// Moves this user into |state|, updating metrics as appropriate.
void SetState(ExperimentMetrics::State state);
// Assigns this user to |group|.
void AssignGroup(int group);
// Setters for storing data relating to experiment. These should only be
// called if the experiment is between initial and terminal states.
// Fill toast location value.
void SetToastLocation(ExperimentMetrics::ToastLocation location);
// Fill number of days user was inactive before toast was shown.
void SetInactiveDays(int days);
// Fill number of times toast was displayed.
void SetToastCount(int count);
// Fill fine grained timestamp for first time the toast was shown.
void SetDisplayTime(base::Time time);
// Time delta between user session start and toast display.
void SetUserSessionUptime(base::TimeDelta time_delta);
// Time delta between toast display and action taken on toast display.
void SetActionDelay(base::TimeDelta time_delta);
const ExperimentMetrics& metrics() const { return metrics_; }
ExperimentMetrics::State state() const { return state_; }
int group() const { return group_; }
ExperimentMetrics::ToastLocation toast_location() const {
return toast_location_;
int inactive_days() const { return inactive_days_; }
int toast_count() const { return toast_count_; }
base::Time first_display_time() const { return first_display_time_; }
base::Time latest_display_time() const { return latest_display_time_; }
base::TimeDelta user_session_uptime() const { return user_session_uptime_; }
base::TimeDelta action_delay() const { return action_delay_; }
friend class ExperimentStorage;
ExperimentMetrics metrics_ = ExperimentMetrics();
ExperimentMetrics::State state_ = ExperimentMetrics::kUninitialized;
int group_ = 0;
ExperimentMetrics::ToastLocation toast_location_ =
int inactive_days_ = 0;
int toast_count_ = 0;
base::Time first_display_time_;
base::Time latest_display_time_;
base::TimeDelta user_session_uptime_;
base::TimeDelta action_delay_;
} // namespace installer