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/*
*
* 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.
*/
/**
* @file DeviceCallbacks.cpp
*
* Implements all the callbacks to the application from the CHIP Stack
*
**/
#include "DeviceCallbacks.h"
#include <common/CHIPDeviceManager.h>
#include <app-common/zap-generated/ids/Clusters.h>
#include <app/CommandHandler.h>
#include <app/server/Dnssd.h>
#include <app/util/af.h>
#include <app/util/basic-types.h>
#include <app/util/util.h>
#include <lib/dnssd/Advertiser.h>
#include <support/CodeUtils.h>
#include <support/logging/CHIPLogging.h>
#include <support/logging/Constants.h>
static const char * TAG = "app-devicecallbacks";
using namespace ::chip;
using namespace ::chip::Inet;
using namespace ::chip::System;
using namespace ::chip::DeviceLayer;
using namespace ::chip::DeviceManager;
using namespace ::chip::Logging;
uint32_t identifyTimerCount;
constexpr uint32_t kIdentifyTimerDelayMS = 250;
void AppDeviceCallbacks::PostAttributeChangeCallback(EndpointId endpointId, ClusterId clusterId, AttributeId attributeId,
uint8_t type, uint16_t size, uint8_t * value)
{
switch (clusterId)
{
case app::Clusters::OnOff::Id:
OnOnOffPostAttributeChangeCallback(endpointId, attributeId, value);
break;
case app::Clusters::Identify::Id:
OnIdentifyPostAttributeChangeCallback(endpointId, attributeId, value);
break;
default:
ChipLogProgress(Zcl, "Unknown cluster ID: " ChipLogFormatMEI, ChipLogValueMEI(clusterId));
break;
}
}
void AppDeviceCallbacks::OnOnOffPostAttributeChangeCallback(EndpointId endpointId, AttributeId attributeId, uint8_t * value)
{
VerifyOrExit(attributeId == app::Clusters::OnOff
: Attributes::OnOff::Id, ChipLogError(DeviceLayer, TAG, "Unhandled Attribute ID: '0x%04x", attributeId));
VerifyOrExit(endpointId == 1 || endpointId == 2,
ChipLogError(DeviceLayer, TAG, "Unexpected EndPoint ID: `0x%02x'", endpointId));
// At this point we can assume that value points to a bool value.
// statusLED1.Set(*value);
exit:
return;
}
void IdentifyTimerHandler(Layer * systemLayer, void * appState)
{
// statusLED1.Animate();
if (identifyTimerCount)
{
systemLayer->StartTimer(Clock::Milliseconds32(kIdentifyTimerDelayMS), IdentifyTimerHandler, appState);
// Decrement the timer count.
identifyTimerCount--;
}
}
void AppDeviceCallbacks::OnIdentifyPostAttributeChangeCallback(EndpointId endpointId, AttributeId attributeId, uint8_t * value)
{
VerifyOrExit(attributeId == app::Clusters::Identify::Attributes::IdentifyTime::Id,
ChipLogError(DeviceLayer, "[%s] Unhandled Attribute ID: '0x%04x", TAG, attributeId));
VerifyOrExit(endpointId == 1, ChipLogError(DeviceLayer, "[%s] Unexpected EndPoint ID: `0x%02x'", TAG, endpointId));
// timerCount represents the number of callback executions before we stop the timer.
// value is expressed in seconds and the timer is fired every 250ms, so just multiply value by 4.
// Also, we want timerCount to be odd number, so the ligth state ends in the same state it starts.
identifyTimerCount = (*value) * 4;
DeviceLayer::SystemLayer().CancelTimer(IdentifyTimerHandler, this);
DeviceLayer::SystemLayer().StartTimer(Clock::Milliseconds32(kIdentifyTimerDelayMS), IdentifyTimerHandler, this);
exit:
return;
}