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ash / quick_insert / model / quick_insert_emoji_history_model.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/quick_insert/model/quick_insert_emoji_history_model.h"
#include <string>
#include <string_view>
#include <vector>
#include "ash/constants/ash_pref_names.h"
#include "base/check_deref.h"
#include "base/json/values_util.h"
#include "base/time/time.h"
#include "base/values.h"
#include "components/prefs/pref_service.h"
#include "components/prefs/scoped_user_pref_update.h"
#include "ui/base/emoji/emoji_panel_helper.h"
namespace ash {
namespace {
constexpr int kMaxRecentEmoji = 20;
constexpr std::string_view kEmojiHistoryValueFieldName = "text";
constexpr std::string_view kEmojiHistoryTimestampFieldName = "timestamp";
std::string ConvertEmojiCategoryToString(ui::EmojiPickerCategory category) {
switch (category) {
case ui::EmojiPickerCategory::kEmojis:
return "emoji";
case ui::EmojiPickerCategory::kSymbols:
return "symbol";
case ui::EmojiPickerCategory::kEmoticons:
return "emoticon";
case ui::EmojiPickerCategory::kGifs:
return "gif";
}
}
} // namespace
bool QuickInsertEmojiHistoryModel::EmojiHistoryItem::operator==(
const QuickInsertEmojiHistoryModel::EmojiHistoryItem&) const = default;
QuickInsertEmojiHistoryModel::QuickInsertEmojiHistoryModel(PrefService* prefs,
base::Clock* clock)
: prefs_(CHECK_DEREF(prefs)), clock_(clock) {}
std::vector<QuickInsertEmojiHistoryModel::EmojiHistoryItem>
QuickInsertEmojiHistoryModel::GetRecentEmojis(
ui::EmojiPickerCategory category) const {
const base::Value::List* history =
prefs_->GetDict(prefs::kEmojiPickerHistory)
.FindList(ConvertEmojiCategoryToString(category));
if (history == nullptr) {
return {};
}
std::vector<EmojiHistoryItem> results;
for (const base::Value& it : *history) {
const base::Value::Dict* value_dict = it.GetIfDict();
if (value_dict == nullptr) {
continue;
}
const std::string* text =
value_dict->FindString(kEmojiHistoryValueFieldName);
std::optional<base::Time> timestamp =
base::ValueToTime(value_dict->Find(kEmojiHistoryTimestampFieldName));
if (text != nullptr) {
results.push_back({.text = *text,
.category = category,
.timestamp = timestamp == std::nullopt
? base::Time::UnixEpoch()
: *timestamp});
}
}
return results;
}
void QuickInsertEmojiHistoryModel::UpdateRecentEmoji(
ui::EmojiPickerCategory category,
std::string_view latest_emoji) {
std::vector<EmojiHistoryItem> history = GetRecentEmojis(category);
base::Value::List history_value;
history_value.Append(base::Value::Dict()
.Set(kEmojiHistoryValueFieldName, latest_emoji)
.Set(kEmojiHistoryTimestampFieldName,
base::TimeToValue(clock_->Now())));
for (const EmojiHistoryItem& item : history) {
if (item.text == latest_emoji) {
continue;
}
history_value.Append(base::Value::Dict()
.Set(kEmojiHistoryValueFieldName, item.text)
.Set(kEmojiHistoryTimestampFieldName,
base::TimeToValue(item.timestamp)));
if (history_value.size() == kMaxRecentEmoji) {
break;
}
}
ScopedDictPrefUpdate update(&prefs_.get(), prefs::kEmojiPickerHistory);
update->Set(ConvertEmojiCategoryToString(category), std::move(history_value));
}
} // namespace ash