/*
 *
 *    Copyright (c) 2020 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 "AppConfig.h"
#include "BoltLockManager.h"

#include "esp_heap_caps.h"
#include "esp_log.h"
#include <app/common/gen/attribute-id.h>
#include <app/common/gen/cluster-id.h>
#include <support/CodeUtils.h>

static const char * TAG = "lock-devicecallbacks";

using namespace ::chip;
using namespace ::chip::Inet;
using namespace ::chip::System;
using namespace ::chip::DeviceLayer;

void DeviceCallbacks::DeviceEventCallback(const ChipDeviceEvent * event, intptr_t arg)
{
    switch (event->Type)
    {
    case DeviceEventType::kInternetConnectivityChange:
        OnInternetConnectivityChange(event);
        break;

    case DeviceEventType::kSessionEstablished:
        OnSessionEstablished(event);
        break;
    }

    ESP_LOGI(TAG, "Current free heap: %d\n", heap_caps_get_free_size(MALLOC_CAP_8BIT));
}
void DeviceCallbacks::PostAttributeChangeCallback(EndpointId endpointId, ClusterId clusterId, AttributeId attributeId, uint8_t mask,
                                                  uint16_t manufacturerCode, uint8_t type, uint16_t size, uint8_t * value)
{
    ESP_LOGI(TAG, "PostAttributeChangeCallback - Cluster ID: '0x%04x', EndPoint ID: '0x%02x', Attribute ID: '0x%04x'", clusterId,
             endpointId, attributeId);

    switch (clusterId)
    {
    case ZCL_ON_OFF_CLUSTER_ID:
        OnOnOffPostAttributeChangeCallback(endpointId, attributeId, value);
        break;

    default:
        ESP_LOGI(TAG, "Unhandled cluster ID: %d", clusterId);
        break;
    }

    ESP_LOGI(TAG, "Current free heap: %d\n", heap_caps_get_free_size(MALLOC_CAP_8BIT));
}

void DeviceCallbacks::OnInternetConnectivityChange(const ChipDeviceEvent * event)
{
    if (event->InternetConnectivityChange.IPv4 == kConnectivity_Established)
    {
        ESP_LOGI(TAG, "Server ready at: %s:%d", event->InternetConnectivityChange.address, CHIP_PORT);
    }
    else if (event->InternetConnectivityChange.IPv4 == kConnectivity_Lost)
    {
        ESP_LOGE(TAG, "Lost IPv4 connectivity...");
    }
    if (event->InternetConnectivityChange.IPv6 == kConnectivity_Established)
    {
        ESP_LOGI(TAG, "IPv6 Server ready...");
    }
    else if (event->InternetConnectivityChange.IPv6 == kConnectivity_Lost)
    {
        ESP_LOGE(TAG, "Lost IPv6 connectivity...");
    }
}

void DeviceCallbacks::OnSessionEstablished(const ChipDeviceEvent * event)
{
    if (event->SessionEstablished.IsCommissioner)
    {
        ESP_LOGI(TAG, "Commissioner detected!");
    }
}

void DeviceCallbacks::OnOnOffPostAttributeChangeCallback(EndpointId endpointId, AttributeId attributeId, uint8_t * value)
{
    VerifyOrExit(attributeId == ZCL_ON_OFF_ATTRIBUTE_ID, ESP_LOGI(TAG, "Unhandled Attribute ID: '0x%04x", attributeId));
    VerifyOrExit(endpointId == 1 || endpointId == 2, ESP_LOGE(TAG, "Unexpected EndPoint ID: `0x%02x'", endpointId));
    if (*value)
    {
        BoltLockMgr().InitiateAction(AppEvent::kEventType_Lock, BoltLockManager::LOCK_ACTION);
    }
    else
    {
        BoltLockMgr().InitiateAction(AppEvent::kEventType_Lock, BoltLockManager::UNLOCK_ACTION);
    }
exit:
    return;
}