// Copyright 2016 Proyectos y Sistemas de Mantenimiento SL (eProsima).

//

// 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.

/*!

 * @file BinaryProperty.hpp

 */

#ifndef FASTDDS_RTPS_COMMON__BINARYPROPERTY_HPP

#define FASTDDS_RTPS_COMMON__BINARYPROPERTY_HPP

#include <string>

#include <vector>

#include <iostream>

#include <cstdint>

namespace eprosima {

namespace fastdds {

namespace rtps {

class BinaryProperty

{

public:

    BinaryProperty()

        : propagate_(false)

    {

    }

    BinaryProperty(

            const BinaryProperty& property)

        : name_(property.name_)

        , value_(property.value_)

        , propagate_(property.propagate_)

    {

    }

    BinaryProperty(

            BinaryProperty&& property)

        : name_(std::move(property.name_))

        , value_(std::move(property.value_))

        , propagate_(property.propagate_)

    {

    }

    BinaryProperty(

            const std::string& name,

            const std::vector<uint8_t>& value)

        : name_(name)

        , value_(value)

    {

    }

    BinaryProperty(

            std::string&& name,

            std::vector<uint8_t>&& value)

        : name_(std::move(name))

        , value_(std::move(value))

    {

    }

    BinaryProperty& operator =(

            const BinaryProperty& property)

    {

        name_ = property.name_;

        value_ = property.value_;

        propagate_ = property.propagate_;

        return *this;

    }

    BinaryProperty& operator =(

            BinaryProperty&& property)

    {

        name_ = std::move(property.name_);

        value_ = std::move(property.value_);

        propagate_ = property.propagate_;

        return *this;

    }

    bool operator ==(

            const BinaryProperty& b) const

    {

        return (this->name_ == b.name_) &&

               (this->value_ == b.value_);

    }

    void name(

            const std::string& name)

    {

        name_ = name;

    }

    void name(

            std::string&& name)

    {

        name_ = std::move(name);

    }

    const std::string& name() const

    {

        return name_;

    }

    std::string& name()

    {

        return name_;

    }

    void value(

            const std::vector<uint8_t>& value)

    {

        value_ = value;

    }

    void value(

            std::vector<uint8_t>&& value)

    {

        value_ = std::move(value);

    }

    const std::vector<uint8_t>& value() const

    {

        return value_;

    }

    std::vector<uint8_t>& value()

    {

        return value_;

    }

    void propagate(

            bool propagate)

    {

        propagate_ = propagate;

    }

    bool propagate() const

    {

        return propagate_;

    }

    bool& propagate()

    {

        return propagate_;

    }

private:

    std::string name_;

    std::vector<uint8_t> value_;

    bool propagate_;

};

typedef std::vector<BinaryProperty> BinaryPropertySeq;

class BinaryPropertyHelper

{

public:

    static size_t serialized_size(

            const BinaryProperty& binary_property,

            size_t current_alignment = 0)

    {

        if (binary_property.propagate())

        {

            size_t initial_alignment = current_alignment;

            current_alignment += 4 + alignment(current_alignment, 4) + binary_property.name().size() + 1;

            current_alignment += 4 + alignment(current_alignment, 4) + binary_property.value().size();

            return current_alignment - initial_alignment;

        }

        else

        {

            return 0;

        }

    }

    static size_t serialized_size(

            const BinaryPropertySeq& binary_properties,

            size_t current_alignment = 0)

    {

        size_t initial_alignment = current_alignment;

        current_alignment += 4 + alignment(current_alignment, 4);

        for (auto binary_property = binary_properties.begin(); binary_property != binary_properties.end();

                ++binary_property)

        {

            current_alignment += serialized_size(*binary_property, current_alignment);

        }

        return current_alignment - initial_alignment;

    }

private:

    inline static size_t alignment(

            size_t current_alignment,

            size_t dataSize)

    {

        return (dataSize - (current_alignment % dataSize)) & (dataSize - 1);

    }

};

} //namespace rtps

} //namespace fastdds

} //namespace eprosima

#endif // FASTDDS_RTPS_COMMON__BINARYPROPERTY_HPP