1
    2
    3
    4
    5
    6
    7
    8
    9
   10
   11
   12
   13
   14
   15
   16
   17
   18
   19
   20
   21
   22
   23
   24
   25
   26
   27
   28
   29
   30
   31
   32
   33
   34
   35
   36
   37
   38
   39
   40
   41
   42
   43
   44
   45
   46
   47
   48
   49
   50
   51
   52
   53
   54
   55
   56
   57
   58
   59
   60
   61
   62
   63
   64
   65
   66
   67
   68
   69
   70
   71
   72
   73
   74
   75
   76
   77
   78
   79
   80
   81
   82
   83
   84
   85
   86
   87
   88
   89
   90
   91
   92
   93
   94
   95
   96
   97
   98


ash / system / graduation / graduation_nudge_controller.cc [blame]

// 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.

#include "ash/system/graduation/graduation_nudge_controller.h"

#include "ash/constants/ash_pref_names.h"
#include "ash/constants/notifier_catalogs.h"
#include "ash/public/cpp/shelf_model.h"
#include "ash/public/cpp/shelf_types.h"
#include "ash/public/cpp/system/anchored_nudge_data.h"
#include "ash/shelf/hotseat_widget.h"
#include "ash/shelf/shelf.h"
#include "ash/shelf/shelf_app_button.h"
#include "ash/shelf/shelf_layout_manager.h"
#include "ash/shelf/shelf_view.h"
#include "ash/shelf/shelf_widget.h"
#include "ash/shell.h"
#include "ash/strings/grit/ash_strings.h"
#include "ash/system/toast/anchored_nudge_manager_impl.h"
#include "base/check.h"
#include "base/metrics/histogram_functions.h"
#include "base/time/time.h"
#include "components/prefs/pref_service.h"
#include "ui/base/l10n/l10n_util.h"

namespace ash::graduation {

namespace {
constexpr int kMaxNudgeShownCount = 3;
constexpr base::TimeDelta kNudgeTimeBetweenShown = base::Hours(24);
}  // namespace

GraduationNudgeController::GraduationNudgeController(
    PrefService* pref_service) {
  CHECK(pref_service);
  pref_service_ = pref_service;

  // TODO(b:374164026): Clean up this deprecated pref.
  pref_service_->ClearPref(prefs::kGraduationNudgeShownDeprecated);
}

GraduationNudgeController::~GraduationNudgeController() = default;

void GraduationNudgeController::MaybeShowNudge(const ShelfID& id) {
  int nudge_shown_count =
      pref_service_->GetInteger(prefs::kGraduationNudgeShownCount);
  if (nudge_shown_count >= kMaxNudgeShownCount) {
    return;
  }
  if (base::Time::Now() -
          pref_service_->GetTime(prefs::kGraduationNudgeLastShownTime) <
      kNudgeTimeBetweenShown) {
    return;
  }

  Shelf* shelf = Shelf::ForWindow(Shell::GetPrimaryRootWindow());
  CHECK(shelf);
  HotseatWidget* hotseat_widget = shelf->hotseat_widget();
  if (hotseat_widget->state() == HotseatState::kHidden) {
    return;
  }

  ShelfAppButton* button =
      hotseat_widget->GetShelfView()->GetShelfAppButton(id);
  if (!button) {
    VLOG(1) << "graduation: Tried to show nudge but app button not available";
    base::UmaHistogramEnumeration(kShowNudgeFailedHistogramName,
                                  ShowNudgeFailureReason::kAppIconUnavailable);
    return;
  }

  AnchoredNudgeData nudge_data(
      "graduation.nudge", NudgeCatalogName::kGraduationAppEnabled,
      l10n_util::GetStringUTF16(IDS_ASH_GRADUATION_NUDGE_TEXT), button);
  nudge_data.anchored_to_shelf = true;

  // Shows the nudge and records a metric tracking the number of times the nudge
  // has been shown to a user.
  Shell::Get()->anchored_nudge_manager()->Show(nudge_data);

  pref_service_->SetInteger(prefs::kGraduationNudgeShownCount,
                            ++nudge_shown_count);
  pref_service_->SetTime(prefs::kGraduationNudgeLastShownTime,
                         base::Time::Now());
}

void GraduationNudgeController::ResetNudgePref() {
  int nudge_shown =
      pref_service_->GetInteger(prefs::kGraduationNudgeShownCount);
  if (nudge_shown == 0) {
    VLOG(1) << "graduation: Nudge has not been shown but pref is being reset";
  }
  pref_service_->ClearPref(prefs::kGraduationNudgeShownCount);
  pref_service_->ClearPref(prefs::kGraduationNudgeLastShownTime);
}

}  // namespace ash::graduation