SQLiteCapabilitiesDelegateStorage.h

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/*
 * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License").
 * You may not use this file except in compliance with the License.
 * A copy of the License is located at
 *
 *     http://aws.amazon.com/apache2.0/
 *
 * or in the "license" file accompanying this file. This file 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.
 */

#ifndef ALEXA_CLIENT_SDK_CAPABILITIESDELEGATE_INCLUDE_CAPABILITIESDELEGATE_STORAGE_SQLITECAPABILITIESDELEGATESTORAGE_H_
#define ALEXA_CLIENT_SDK_CAPABILITIESDELEGATE_INCLUDE_CAPABILITIESDELEGATE_STORAGE_SQLITECAPABILITIESDELEGATESTORAGE_H_

#include <memory>
#include <mutex>
#include <string>
#include <unordered_map>

#include "CapabilitiesDelegate/Storage/CapabilitiesDelegateStorageInterface.h"
#include <AVSCommon/Utils/Configuration/ConfigurationNode.h>
#include <SQLiteStorage/SQLiteDatabase.h>

namespace alexaClientSDK {
namespace capabilitiesDelegate {
namespace storage {

class SQLiteCapabilitiesDelegateStorage : public CapabilitiesDelegateStorageInterface {
public:
    static std::unique_ptr<CapabilitiesDelegateStorageInterface> createCapabilitiesDelegateStorageInterface(
        const std::shared_ptr<avsCommon::utils::configuration::ConfigurationNode>& configurationRoot);

    static std::unique_ptr<SQLiteCapabilitiesDelegateStorage> create(
        const avsCommon::utils::configuration::ConfigurationNode& configurationRoot);

    bool createDatabase() override;
    bool open() override;
    void close() override;
    bool store(const std::string& endpointId, const std::string& endpointConfig) override;
    bool store(const std::unordered_map<std::string, std::string>& endpointIdToConfigMap) override;
    bool load(std::unordered_map<std::string, std::string>* endpointConfigMap) override;
    bool load(const std::string& endpointId, std::string* endpointConfig) override;
    bool erase(const std::string& endpointId) override;
    bool erase(const std::unordered_map<std::string, std::string>& endpointIdToConfigMap) override;
    bool clearDatabase() override;

    ~SQLiteCapabilitiesDelegateStorage();

private:
    SQLiteCapabilitiesDelegateStorage(const std::string& dbFilePath);

    bool storeLocked(const std::string& endpointId, const std::string& endpointConfig);

    bool eraseLocked(const std::string& endpointId);

    bool createEndpointConfigTableLocked();

    void closeLocked();

    std::mutex m_mutex;

    alexaClientSDK::storage::sqliteStorage::SQLiteDatabase m_database;
};

}  // namespace storage
}  // namespace capabilitiesDelegate
}  // namespace alexaClientSDK

#endif  // ALEXA_CLIENT_SDK_CAPABILITIESDELEGATE_INCLUDE_CAPABILITIESDELEGATE_STORAGE_SQLITECAPABILITIESDELEGATESTORAGE_H_