xref: /foundation/window/window_manager/utils/src/persistent_storage.cpp

/*
 * Copyright (c) 2023 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "persistent_storage.h"

namespace OHOS {
namespace Rosen {
namespace {
constexpr HiviewDFX::HiLogLabel LABEL = {LOG_CORE, HILOG_DOMAIN_WINDOW, "PersistentStorage"};
}

template void PersistentStorage::Insert(const std::string&, const int&, PersistentStorageType);
template void PersistentStorage::Insert(const std::string&, const float&, PersistentStorageType);
template void PersistentStorage::Get(const std::string&, int&, PersistentStorageType);
template void PersistentStorage::Get(const std::string&, float&, PersistentStorageType);

std::map<PersistentStorageType, std::string> PersistentStorage::storagePath_ = {
    { PersistentStorageType::ASPECT_RATIO, "/data/service/el1/public/window/window_aspect_ratio.xml" },
    { PersistentStorageType::MAXIMIZE_STATE, "/data/service/el1/public/window/window_maximize_state.xml" },
};

bool PersistentStorage::HasKey(const std::string& key, PersistentStorageType storageType)
{
    bool res = false;
    auto pref = GetPreference(storageType);
    if (!pref) {
        WLOGE("[PersistentStorage] Preferences is nullptr");
        return res;
    }
    res = pref->HasKey(key);
    WLOGD("[PersistentStorage] %{public}s %{public}s", key.c_str(),
        (res ? "Has persisted key:" : "Don't have persisted key:"));
    return res;
}

void PersistentStorage::Delete(const std::string& key, PersistentStorageType storageType)
{
    auto pref = GetPreference(storageType);
    if (!pref) {
        WLOGE("[PersistentStorage] Preferences is nullptr");
        return;
    }
    pref->Delete(key);
    pref->Flush();
    WLOGD("[PersistentStorage] Delete key %{public}s", key.c_str());
}

std::shared_ptr<PersistentPerference> PersistentStorage::GetPreference(PersistentStorageType storageType)
{
    auto iter = storagePath_.find(storageType);
    if (iter == storagePath_.end()) {
        return nullptr;
    }
    auto fileName = storagePath_[storageType];
    int errCode;
    auto pref = NativePreferences::PreferencesHelper::GetPreferences(fileName, errCode);
    WLOGD("[PersistentStorage] GetPreference fileName: %{public}s, errCode: %{public}d", fileName.c_str(), errCode);
    return pref;
}

template <typename T>
void PersistentStorage::Insert(const std::string& key, const T& value, PersistentStorageType storageType)
{
    auto pref = GetPreference(storageType);
    if (!pref) {
        WLOGFE("[PersistentStorage] Preferences is nullptr");
        return;
    }
    switch (storageType) {
        case PersistentStorageType::ASPECT_RATIO: {
            pref->PutFloat(key, value);
            WLOGFD("[PersistentStorage] Insert aspect ratio, key %{public}s, value %{public}f",
                key.c_str(), static_cast<float>(value));
            break;
        }
        case PersistentStorageType::MAXIMIZE_STATE: {
            pref->PutInt(key, value);
            WLOGFD("[PersistentStorage] Insert Maximize state, key %{public}s, value %{public}d",
                key.c_str(), static_cast<int>(value));
            break;
        }
        default:
            WLOGFW("[PersistentStorage] Unknown storage type!");
    }
    pref->Flush();
}

template <typename T>
void PersistentStorage::Get(const std::string& key, T& value, PersistentStorageType storageType)
{
    auto pref = GetPreference(storageType);
    if (!pref) {
        WLOGFE("[PersistentStorage] Preferences is nullptr");
        return;
    }
    switch (storageType) {
        case PersistentStorageType::ASPECT_RATIO: {
            value = pref->GetFloat(key);
            WLOGFD("[PersistentStorage] Get aspect ratio, key: %{public}s, value:%{public}f",
                key.c_str(), static_cast<float>(value));
            break;
        }
        case PersistentStorageType::MAXIMIZE_STATE: {
            value = pref->GetInt(key);
            WLOGFD("[PersistentStorage] Get Maximize state, key: %{public}s, value:%{public}d",
                key.c_str(), static_cast<int>(value));
            break;
        }
        default:
            WLOGFW("[PersistentStorage] Unknown storage type!");
    }
}
} // namespace Rosen
} // namespace OHOS