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// Copyright 2016 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 COMPONENTS_NTP_SNIPPETS_CONTENT_SUGGESTIONS_METRICS_H_
#define COMPONENTS_NTP_SNIPPETS_CONTENT_SUGGESTIONS_METRICS_H_
#include <utility>
#include <vector>
#include "base/time/time.h"
#include "components/ntp_snippets/category.h"
#include "ui/base/window_open_disposition.h"
namespace ntp_snippets {
namespace metrics {
void OnPageShown(
const std::vector<std::pair<Category, int>>& suggestions_per_category);
// Should only be called once per NTP for each suggestion.
void OnSuggestionShown(int global_position,
Category category,
int position_in_category,
base::Time publish_date,
base::Time last_background_fetch_time,
float score);
// TODO(crbug.com/682160): Take struct, so that one could not mix up the
// order of arguments.
void OnSuggestionOpened(int global_position,
Category category,
int category_index,
int position_in_category,
base::Time publish_date,
float score,
WindowOpenDisposition disposition);
void OnSuggestionMenuOpened(int global_position,
Category category,
int position_in_category,
base::Time publish_date,
float score);
void OnSuggestionDismissed(int global_position,
Category category,
int position_in_category,
bool visited);
void OnSuggestionTargetVisited(Category category, base::TimeDelta visit_time);
void OnCategoryMovedUp(int new_index);
// Should only be called once per NTP for each "more" button.
void OnMoreButtonShown(Category category, int position);
void OnMoreButtonClicked(Category category, int position);
void OnCategoryDismissed(Category category);
} // namespace metrics
} // namespace ntp_snippets
#endif // COMPONENTS_NTP_SNIPPETS_CONTENT_SUGGESTIONS_SERVICE_H_
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