examples/tv-app/tv-common/clusters/messages/MessagesManager.cpp

/**
 *
 *    Copyright (c) 2024 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 "MessagesManager.h"

#include <app-common/zap-generated/attributes/Accessors.h>

using namespace std;
using namespace chip::app;
using namespace chip::app::Clusters::Messages;
using Message = chip::app::Clusters::Messages::Structs::MessageStruct::Type;

// Commands
void MessagesManager::HandlePresentMessagesRequest(
    const chip::ByteSpan & messageId, const MessagePriorityEnum & priority,
    const chip::BitMask<MessageControlBitmap> & messageControl, const chip::app::DataModel::Nullable<uint32_t> & startTime,
    const chip::app::DataModel::Nullable<uint16_t> & duration, const chip::CharSpan & messageText,
    const chip::Optional<chip::app::DataModel::DecodableList<MessageResponseOption>> & responses)
{
    Message message{
        // TODO: Enable id
        chip::ByteSpan(), priority, messageControl, startTime, duration,
        // TODO: Enable text
        chip::CharSpan()
        // TODO: Convert responses to Optional<chip::app::DataModel::List<const
        // chip::app::Clusters::Messages::Structs::MessageResponseOptionStruct::Type>> message.responses = responses;
    };

    mMessages.push_back(message);
    // Add your code to present Message
}

void MessagesManager::HandleCancelMessagesRequest(const chip::app::DataModel::DecodableList<chip::ByteSpan> & messageIds)
{
    // TODO: Cancel Message
}

// Attributes
CHIP_ERROR MessagesManager::HandleGetMessages(chip::app::AttributeValueEncoder & aEncoder)
{
    return aEncoder.EncodeList([this](const auto & encoder) -> CHIP_ERROR {
        for (Message & entry : mMessages)
        {
            ReturnErrorOnFailure(encoder.Encode(entry));
        }
        return CHIP_NO_ERROR;
    });
}

CHIP_ERROR MessagesManager::HandleGetActiveMessageIds(chip::app::AttributeValueEncoder & aEncoder)
{
    return aEncoder.EncodeList([this](const auto & encoder) -> CHIP_ERROR {
        for (Message & entry : mMessages)
        {
            ReturnErrorOnFailure(encoder.Encode(entry.messageID));
        }
        return CHIP_NO_ERROR;
    });
}

// Global Attributes
uint32_t MessagesManager::GetFeatureMap(chip::EndpointId endpoint)
{
    uint32_t featureMap = 0;
    Attributes::FeatureMap::Get(endpoint, &featureMap);
    return featureMap;
}