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// Copyright (c) 2012 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.
#ifndef CHROME_BROWSER_WEB_RESOURCE_NOTIFICATION_PROMO_H_
#define CHROME_BROWSER_WEB_RESOURCE_NOTIFICATION_PROMO_H_
#pragma once
#include <string>
#include "base/basictypes.h"
#include "base/gtest_prod_util.h"
#include "base/memory/ref_counted.h"
#include "googleurl/src/gurl.h"
namespace base {
class DictionaryValue;
}
class PrefService;
class Profile;
// Helper class for PromoResourceService that parses promo notification info
// from json or prefs.
class NotificationPromo {
public:
static GURL PromoServerURL();
explicit NotificationPromo(Profile* profile);
~NotificationPromo();
// Initialize from json/prefs.
void InitFromJson(const base::DictionaryValue& json);
void InitFromPrefs();
// Can this promo be shown?
bool CanShow() const;
// Calculates promo notification start time with group-based time slice
// offset.
double StartTimeForGroup() const;
double EndTime() const;
// Helpers for NewTabPageHandler.
void HandleClosed();
bool HandleViewed(); // returns true if views exceeds maximum allowed.
bool new_notification() const { return new_notification_; }
// Register preferences.
static void RegisterUserPrefs(PrefService* prefs);
private:
// For testing.
friend class NotificationPromoTest;
// Check if this promo notification is new based on start/end times,
// and trigger events accordingly.
void CheckForNewNotification();
// Actions on receiving a new promo notification.
void OnNewNotification();
// Flush data members to prefs for storage.
void WritePrefs();
// Tests views_ against max_views_.
// When max_views_ is 0, we don't cap the number of views.
bool ExceedsMaxViews() const;
// True if this promo is not targeted to G+ users, or if this is a G+ user.
bool IsGPlusRequired() const;
Profile* profile_;
PrefService* prefs_;
std::string promo_text_;
double start_;
double end_;
int num_groups_;
int initial_segment_;
int increment_;
int time_slice_;
int max_group_;
// When max_views_ is 0, we don't cap the number of views.
int max_views_;
int group_;
int views_;
bool closed_;
bool gplus_required_;
bool new_notification_;
DISALLOW_COPY_AND_ASSIGN(NotificationPromo);
};
#endif // CHROME_BROWSER_WEB_RESOURCE_NOTIFICATION_PROMO_H_
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