examples/chef/common/clusters/switch/SwitchManager.cpp

/*
 *
 *    Copyright (c) 2022 Project CHIP Authors
 *    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.
 *    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 "SwitchEventHandler.h"
#include <app-common/zap-generated/attributes/Accessors.h>
#include <app/clusters/switch-server/switch-server.h>
#include <app/server/Server.h>
#include <app/util/attribute-storage.h>
#include <platform/PlatformManager.h>

#include "chef-descriptor-namespace.h"
#include <app/util/config.h>

#if MATTER_DM_SWITCH_CLUSTER_SERVER_ENDPOINT_COUNT > 0

using namespace chip;
using namespace chip::app;
using namespace chip::app::Clusters;
using namespace chip::app::Clusters::Switch;
using namespace chip::DeviceLayer;

#if CONFIG_ENABLE_PW_RPC

#include "chef-rpc-actions-worker.h"
using namespace chip::rpc;

class SwitchActionsDelegate : public chip::app::ActionsDelegate
{
public:
    SwitchActionsDelegate(ClusterId clusterId, SwitchEventHandler * eventHandler) :
        ActionsDelegate(clusterId), mEventHandler(eventHandler){};
    ~SwitchActionsDelegate() override{};

    void AttributeWriteHandler(chip::EndpointId endpointId, chip::AttributeId attributeId, std::vector<uint32_t> args) override;
    void CommandHandler(chip::EndpointId endpointId, chip::AttributeId attributeId, std::vector<uint32_t> args) override{};
    void EventHandler(chip::EndpointId endpointId, chip::EventId eventId, std::vector<uint32_t> args) override;

private:
    SwitchEventHandler * mEventHandler;
};

void SwitchActionsDelegate::AttributeWriteHandler(chip::EndpointId endpointId, chip::AttributeId attributeId,
                                                  std::vector<uint32_t> args)
{
    if (args.empty())
    {
        ChipLogError(NotSpecified, "Queue is empty ");
        return;
    }

    switch (attributeId)
    {
    case Switch::Attributes::NumberOfPositions::Id: {
        // NumberOfPositions is a mandatory attribute that needs to have an appropriate default value in ember (minimum value is 2).
        // The cluster will take the value as a configuration value that can not be changed.
    }
    break;
    case Switch::Attributes::CurrentPosition::Id: {
        uint8_t data = static_cast<uint8_t>(args[0]);

        auto switchCluster = Clusters::Switch::FindClusterOnEndpoint(endpointId);
        VerifyOrReturn(switchCluster != nullptr);

        RETURN_SAFELY_IGNORED switchCluster->SetCurrentPosition(data);
    }
    break;
    case Switch::Attributes::MultiPressMax::Id: {
        // MultiPressMax is an optional attribute, it has to be enabled in ember with an appropriate default value (minimum value is
        // 2). If this attribute is enabled, the cluster will take the value as a configuration value that can not be changed.
    }
    break;
    default:
        break;
    }
}

void SwitchActionsDelegate::EventHandler(chip::EndpointId endpointId, chip::EventId eventId, std::vector<uint32_t> args)
{
    if (args.empty())
    {
        ChipLogError(NotSpecified, "Queue is empty ");
        return;
    }
    switch (eventId)
    {
    case Events::SwitchLatched::Id: {
        uint8_t newPosition = static_cast<uint8_t>(args[0]);
        mEventHandler->OnSwitchLatched(endpointId, newPosition);
    }
    break;
    case Events::InitialPress::Id: {
        uint8_t newPosition = static_cast<uint8_t>(args[0]);
        mEventHandler->OnInitialPress(endpointId, newPosition);
    }
    break;
    case Events::LongPress::Id: {
        uint8_t newPosition = static_cast<uint8_t>(args[0]);
        mEventHandler->OnLongPress(endpointId, newPosition);
    }
    break;
    case Events::ShortRelease::Id: {
        uint8_t previousPosition = static_cast<uint8_t>(args[0]);
        mEventHandler->OnShortRelease(endpointId, previousPosition);
    }
    break;
    case Events::LongRelease::Id: {
        uint8_t previousPosition = static_cast<uint8_t>(args[0]);
        mEventHandler->OnLongRelease(endpointId, previousPosition);
    }
    break;
    case Events::MultiPressOngoing::Id: {
        if (args.size() < 2)
        {
            ChipLogError(NotSpecified, "MultiPressOngoing has too few arguments");
            return;
        }
        uint8_t newPosition                   = static_cast<uint8_t>(args[0]);
        uint8_t currentNumberOfPressesCounted = static_cast<uint8_t>(args[1]);
        mEventHandler->OnMultiPressOngoing(endpointId, newPosition, currentNumberOfPressesCounted);
    }
    break;
    case Events::MultiPressComplete::Id: {
        if (args.size() < 2)
        {
            ChipLogError(NotSpecified, "MultiPressComplete has too few arguments");
            return;
        }
        uint8_t previousPosition            = static_cast<uint8_t>(args[0]);
        uint8_t totalNumberOfPressesCounted = static_cast<uint8_t>(args[1]);
        mEventHandler->OnMultiPressComplete(endpointId, previousPosition, totalNumberOfPressesCounted);
    }
    break;
    default:
        break;
    }
};

static SwitchEventHandler * gSwitchEventHandler       = new SwitchEventHandler();
static SwitchActionsDelegate * gSwitchActionsDelegate = new SwitchActionsDelegate(Clusters::Switch::Id, gSwitchEventHandler);

#endif // CONFIG_ENABLE_PW_RPC

const Clusters::Descriptor::Structs::SemanticTagStruct::Type gLatchingSwitch[] = {
    { .namespaceID = kNamespaceCommonLevel,
      .tag         = kTagCommonLow,
      .label       = chip::Optional<chip::app::DataModel::Nullable<chip::CharSpan>>(
          { chip::app::DataModel::MakeNullable(chip::CharSpan("Low", 3)) }) },
    { .namespaceID = kNamespaceCommonLevel,
      .tag         = kTagCommonMedium,
      .label       = chip::Optional<chip::app::DataModel::Nullable<chip::CharSpan>>(
          { chip::app::DataModel::MakeNullable(chip::CharSpan("Medium", 6)) }) },
    { .namespaceID = kNamespaceCommonLevel,
      .tag         = kTagCommonHigh,
      .label       = chip::Optional<chip::app::DataModel::Nullable<chip::CharSpan>>(
          { chip::app::DataModel::MakeNullable(chip::CharSpan("High", 4)) }) }
};

void emberAfSwitchClusterInitCallback(EndpointId endpointId)
{
    ChipLogProgress(Zcl, "Chef: emberAfSwitchClusterInitCallback");

#if CONFIG_ENABLE_PW_RPC
    ChefRpcActionsWorker::Instance().RegisterRpcActionsDelegate(Clusters::Switch::Id, gSwitchActionsDelegate);
#endif // CONFIG_ENABLE_PW_RPC
    TEMPORARY_RETURN_IGNORED SetTagList(/* endpoint= */ 1,
                                        Span<const Clusters::Descriptor::Structs::SemanticTagStruct::Type>(gLatchingSwitch));
}
#endif // MATTER_DM_SWITCH_CLUSTER_SERVER_ENDPOINT_COUNT > 0