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// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/ntp_tiles/metrics.h"
#include <string>
#include "base/metrics/histogram_functions.h"
#include "base/metrics/histogram_macros.h"
#include "base/metrics/user_metrics.h"
#include "base/notreached.h"
#include "base/strings/stringprintf.h"
#include "components/ntp_tiles/constants.h"
namespace ntp_tiles {
namespace metrics {
namespace {
const int kLastTitleSource = static_cast<int>(TileTitleSource::LAST);
// Identifiers for the various tile sources. Should sync with
// NewTabPageProviders in histogram_suffixes_list.xml.
const char kHistogramClientName[] = "client";
const char kHistogramPopularName[] = "popular_fetched";
const char kHistogramBakedInName[] = "popular_baked_in";
const char kHistogramAllowlistName[] = "allowlist";
const char kHistogramHomepageName[] = "homepage";
const char kHistogramCustomLinksName[] = "custom_links";
// Suffixes for the various icon types.
const char kTileTypeSuffixIconColor[] = "IconsColor";
const char kTileTypeSuffixIconGray[] = "IconsGray";
const char kTileTypeSuffixIconReal[] = "IconsReal";
std::string GetSourceHistogramName(TileSource source) {
switch (source) {
case TileSource::TOP_SITES:
return kHistogramClientName;
case TileSource::POPULAR_BAKED_IN:
return kHistogramBakedInName;
case TileSource::POPULAR:
return kHistogramPopularName;
case TileSource::ALLOWLIST:
return kHistogramAllowlistName;
case TileSource::HOMEPAGE:
return kHistogramHomepageName;
case TileSource::CUSTOM_LINKS:
return kHistogramCustomLinksName;
}
NOTREACHED();
}
const char* GetTileTypeSuffix(TileVisualType type) {
switch (type) {
case TileVisualType::ICON_COLOR:
return kTileTypeSuffixIconColor;
case TileVisualType::ICON_DEFAULT:
return kTileTypeSuffixIconGray;
case TileVisualType::ICON_REAL:
return kTileTypeSuffixIconReal;
case TileVisualType::NONE: // Fall through.
case TileVisualType::UNKNOWN_TILE_TYPE:
break;
}
return nullptr;
}
} // namespace
void RecordPageImpression(int number_of_tiles) {
base::UmaHistogramSparse("NewTabPage.NumberOfTiles", number_of_tiles);
}
void RecordNumberOfCustomTilesOnFirstNtp(int number_of_custom_tiles) {
base::UmaHistogramSparse(
"NewTabPage.MostVisited.NumberOfCustomTilesOnFirstNtp",
number_of_custom_tiles);
}
void RecordTileImpression(const NTPTileImpression& impression) {
UMA_HISTOGRAM_ENUMERATION("NewTabPage.SuggestionsImpression",
impression.index, kMaxNumTiles);
std::string source_name = GetSourceHistogramName(impression.source);
base::UmaHistogramExactLinear(
base::StringPrintf("NewTabPage.SuggestionsImpression.%s",
source_name.c_str()),
impression.index, kMaxNumTiles);
UMA_HISTOGRAM_ENUMERATION("NewTabPage.TileTitle",
static_cast<int>(impression.title_source),
kLastTitleSource + 1);
base::UmaHistogramExactLinear(
base::StringPrintf("NewTabPage.TileTitle.%s",
GetSourceHistogramName(impression.source).c_str()),
static_cast<int>(impression.title_source), kLastTitleSource + 1);
if (impression.visual_type > LAST_RECORDED_TILE_TYPE) {
return;
}
UMA_HISTOGRAM_ENUMERATION("NewTabPage.TileType", impression.visual_type,
LAST_RECORDED_TILE_TYPE + 1);
base::UmaHistogramExactLinear(
base::StringPrintf("NewTabPage.TileType.%s", source_name.c_str()),
impression.visual_type, LAST_RECORDED_TILE_TYPE + 1);
const char* tile_type_suffix = GetTileTypeSuffix(impression.visual_type);
if (tile_type_suffix) {
// TODO(http://crbug.com/1021598): Add UKM here.
base::UmaHistogramExactLinear(
base::StringPrintf("NewTabPage.SuggestionsImpression.%s",
tile_type_suffix),
impression.index, kMaxNumTiles);
}
}
void RecordTileClick(const NTPTileImpression& impression) {
UMA_HISTOGRAM_ENUMERATION("NewTabPage.MostVisited", impression.index,
kMaxNumTiles);
base::RecordAction(base::UserMetricsAction("NewTabPage.MostVisited.Clicked"));
std::string source_name = GetSourceHistogramName(impression.source);
base::UmaHistogramExactLinear(
base::StringPrintf("NewTabPage.MostVisited.%s", source_name.c_str()),
impression.index, kMaxNumTiles);
const char* tile_type_suffix = GetTileTypeSuffix(impression.visual_type);
if (tile_type_suffix) {
base::UmaHistogramExactLinear(
base::StringPrintf("NewTabPage.MostVisited.%s", tile_type_suffix),
impression.index, kMaxNumTiles);
}
UMA_HISTOGRAM_ENUMERATION("NewTabPage.TileTitleClicked",
static_cast<int>(impression.title_source),
kLastTitleSource + 1);
base::UmaHistogramExactLinear(
base::StringPrintf("NewTabPage.TileTitleClicked.%s",
GetSourceHistogramName(impression.source).c_str()),
static_cast<int>(impression.title_source), kLastTitleSource + 1);
if (impression.visual_type <= LAST_RECORDED_TILE_TYPE) {
UMA_HISTOGRAM_ENUMERATION("NewTabPage.TileTypeClicked",
impression.visual_type,
LAST_RECORDED_TILE_TYPE + 1);
base::UmaHistogramExactLinear(
base::StringPrintf("NewTabPage.TileTypeClicked.%s",
GetSourceHistogramName(impression.source).c_str()),
impression.visual_type, LAST_RECORDED_TILE_TYPE + 1);
}
}
void RecordsMigratedDefaultAppDeleted(
const DeletedTileType& most_visited_app_type) {
base::UmaHistogramEnumeration("NewTabPage.MostVisitedMigratedDefaultAppType",
most_visited_app_type);
}
} // namespace metrics
} // namespace ntp_tiles
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