ble_lbs_data_provider.h

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/*
 * Copyright (c) 2023 Nordic Semiconductor ASA
 *
 * SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
 */
 
#pragma once
 
#include "ble_bridged_device.h"
#include "ble_connectivity_manager.h"
#include "bridged_device_data_provider.h"
 
#include <bluetooth/services/lbs.h>
 
class BleLBSDataProvider : public Nrf::BLEBridgedDeviceProvider {
public:
        explicit BleLBSDataProvider(UpdateAttributeCallback updateCallback, InvokeCommandCallback commandCallback)
                : BLEBridgedDeviceProvider(updateCallback, commandCallback)
        {
        }
 
        void Init() override;
        void NotifyUpdateState(chip::ClusterId clusterId, chip::AttributeId attributeId, void *data,
                               size_t dataSize) override;
        CHIP_ERROR UpdateState(chip::ClusterId clusterId, chip::AttributeId attributeId, uint8_t *buffer) override;
 
        static void NotifyOnOffAttributeChange(intptr_t context);
#ifdef CONFIG_BRIDGE_GENERIC_SWITCH_BRIDGED_DEVICE
        static void NotifySwitchCurrentPositionAttributeChange(intptr_t context);
#endif
 
        static void GattWriteCallback(bt_conn *conn, uint8_t err, bt_gatt_write_params *params);
        static uint8_t GattNotifyCallback(bt_conn *conn, bt_gatt_subscribe_params *params, const void *data,
                                          uint16_t length);
 
        const bt_uuid *GetServiceUuid() override;
        int ParseDiscoveredData(bt_gatt_dm *discoveredData) override;
 
private:
        void Subscribe();
        bool CheckSubscriptionParameters(bt_gatt_subscribe_params *params);
 
        bool mOnOff = false;
#ifdef CONFIG_BRIDGE_GENERIC_SWITCH_BRIDGED_DEVICE
        uint8_t mCurrentSwitchPosition = false;
#endif
        uint16_t mLedCharacteristicHandle;
        bt_gatt_write_params mGattWriteParams{};
        uint16_t mButtonCharacteristicHandle;
        uint16_t mCccHandle;
        bt_gatt_subscribe_params mGattSubscribeParams{};
 
        uint8_t mGattWriteDataBuffer[sizeof(mOnOff)];
};