/**

 *

 *    Copyright (c) 2021 Project CHIP Authors

 *    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 "InvokeRequests.h"

#include "MessageDefHelper.h"

#include <inttypes.h>

#include <stdarg.h>

#include <stdio.h>

#include <app/AppConfig.h>

namespace chip {

namespace app {

#if CHIP_CONFIG_IM_PRETTY_PRINT

CHIP_ERROR InvokeRequests::Parser::PrettyPrint() const

{

    CHIP_ERROR err         = CHIP_NO_ERROR;

    size_t numCommandDatas = 0;

    TLV::TLVReader reader;

    PRETTY_PRINT("InvokeRequests =");

    PRETTY_PRINT("[");

    // make a copy of the reader

    reader.Init(mReader);

    while (CHIP_NO_ERROR == (err = reader.Next()))

    {

        VerifyOrReturnError(TLV::AnonymousTag() == reader.GetTag(), CHIP_ERROR_INVALID_TLV_TAG);

        {

            CommandDataIB::Parser commandData;

            ReturnErrorOnFailure(commandData.Init(reader));

            PRETTY_PRINT_INCDEPTH();

            ReturnErrorOnFailure(commandData.PrettyPrint());

            PRETTY_PRINT_DECDEPTH();

        }

        ++numCommandDatas;

    }

    PRETTY_PRINT("],");

    PRETTY_PRINT_BLANK_LINE();

    // if we have exhausted this container

    if (CHIP_END_OF_TLV == err)

    {

        // if we have at least one data element

        if (numCommandDatas > 0)

        {

            err = CHIP_NO_ERROR;

        }

    }

    ReturnErrorOnFailure(err);

    return reader.ExitContainer(mOuterContainerType);

}

#endif // CHIP_CONFIG_IM_PRETTY_PRINT

CHIP_ERROR InvokeRequests::Builder::InitWithEndBufferReserved(TLV::TLVWriter * const apWriter, const uint8_t aContextTagToUse)

{

    ReturnErrorOnFailure(Init(apWriter, aContextTagToUse));

    ReturnErrorOnFailure(GetWriter()->ReserveBuffer(GetSizeToEndInvokeRequests()));

    mIsEndBufferReserved = true;

    return CHIP_NO_ERROR;

}

CommandDataIB::Builder & InvokeRequests::Builder::CreateCommandData()

{

    if (mError == CHIP_NO_ERROR)

    {

        mError = mCommandData.Init(mpWriter);

    }

    return mCommandData;

}

CHIP_ERROR InvokeRequests::Builder::EndOfInvokeRequests()

{

    // If any changes are made to how we end the invoke requests that involves how many bytes are

    // needed, a corresponding change to GetSizeToEndInvokeRequests indicating the new size that

    // will be required.

    if (mIsEndBufferReserved)

    {

        ReturnErrorOnFailure(GetWriter()->UnreserveBuffer(GetSizeToEndInvokeRequests()));

        mIsEndBufferReserved = false;

    }

    EndOfContainer();

    return GetError();

}

uint32_t InvokeRequests::Builder::GetSizeToEndInvokeRequests()

{

    uint32_t kEndOfContainerSize = 1;

    return kEndOfContainerSize;

}

} // namespace app

} // namespace chip