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// Copyright 2014 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/custom_links_store.h"
#include <stdint.h>
#include <memory>
#include <string>
#include <utility>
#include "base/strings/utf_string_conversions.h"
#include "components/ntp_tiles/metrics.h"
#include "components/ntp_tiles/pref_names.h"
#include "components/pref_registry/pref_registry_syncable.h"
#include "components/prefs/pref_service.h"
namespace ntp_tiles {
namespace {
const char* kDictionaryKeyUrl = "url";
const char* kDictionaryKeyTitle = "title";
const char* kDictionaryKeyIsMostVisited = "isMostVisited";
} // namespace
CustomLinksStore::CustomLinksStore(PrefService* prefs) : prefs_(prefs) {
DCHECK(prefs);
}
CustomLinksStore::~CustomLinksStore() = default;
std::vector<CustomLinksManager::Link> CustomLinksStore::RetrieveLinks() {
static bool has_recorded_first_load_stats = false;
std::vector<CustomLinksManager::Link> links;
const base::Value::List& stored_links =
prefs_->GetList(prefs::kCustomLinksList);
for (const base::Value& link : stored_links) {
const std::string* url_string =
link.GetDict().FindString(kDictionaryKeyUrl);
const std::string* title_string =
link.GetDict().FindString(kDictionaryKeyTitle);
const std::optional<bool> mv_value =
link.GetDict().FindBool(kDictionaryKeyIsMostVisited);
GURL url = GURL(url_string ? *url_string : std::string());
if (!url_string || !title_string || !url.is_valid()) {
ClearLinks();
links.clear();
return links;
}
// Assume false if this value was not stored.
bool is_most_visited = mv_value.value_or(false);
links.emplace_back(CustomLinksManager::Link{
std::move(url), base::UTF8ToUTF16(*title_string), is_most_visited});
}
if (!has_recorded_first_load_stats) {
has_recorded_first_load_stats = true;
ntp_tiles::metrics::RecordNumberOfCustomTilesOnFirstNtp(
static_cast<int>(links.size()));
}
return links;
}
void CustomLinksStore::StoreLinks(
const std::vector<CustomLinksManager::Link>& links) {
base::Value::List new_link_list;
for (const CustomLinksManager::Link& link : links) {
base::Value::Dict new_link;
new_link.Set(kDictionaryKeyUrl, link.url.spec());
new_link.Set(kDictionaryKeyTitle, link.title);
new_link.Set(kDictionaryKeyIsMostVisited, link.is_most_visited);
new_link_list.Append(std::move(new_link));
}
prefs_->SetList(prefs::kCustomLinksList, std::move(new_link_list));
}
void CustomLinksStore::ClearLinks() {
prefs_->ClearPref(prefs::kCustomLinksList);
}
// static
void CustomLinksStore::RegisterProfilePrefs(
user_prefs::PrefRegistrySyncable* user_prefs) {
user_prefs->RegisterListPref(prefs::kCustomLinksList,
user_prefs::PrefRegistrySyncable::SYNCABLE_PREF);
}
} // namespace ntp_tiles
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