sTodo-m5paper-client/libraries/bsec2/examples/bme68x_demo_sample/bme68x_datalogger.h
2025-06-30 20:47:33 +02:00

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/*!
* Copyright (c) 2021 Bosch Sensortec GmbH. All rights reserved.
*
* BSD-3-Clause
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @file bme68x_datalogger.h
* @date 03 Jan 2024
* @version 2.1.5
*
* @brief Header file for the bme68x datalogger
*
*
*/
#ifndef BME68X_DATALOGGER_H
#define BME68X_DATALOGGER_H
/* Include of Arduino Core */
#include "Arduino.h"
#include <SdFat.h>
#include <RTClib.h>
#include <base64.h>
#include "utils.h"
#include "demo_app.h"
#include "label_provider.h"
#include <sstream>
#include <iostream>
#include <ArduinoJson.h>
#define DOC_SIZE UINT32_C(50000)
/*!
* @brief : Class library that holds functionality of the bme68x datalogger
*/
class bme68xDataLogger
{
private:
String _config_name, _log_file_name, _label_file_name;
std::stringstream _ss;
uint32_t _sensor_data_pos = 0;
uint32_t _file_counter = 1;
bool _end_of_line = false;
/*!
* @brief : This function creates a bme68x datalogger output file with .bmerawdata extension
*
* @return bosch error code
*/
demo_ret_code create_log_file();
/*!
* @brief : This function creates a bme68x label information file with .bmelabelinfo extension
*
* @return bosch error code
*/
demo_ret_code create_label_info_file();
public:
StaticJsonDocument<DOC_SIZE> label_doc;
/*!
* @brief : The constructor of the bme68xDataLogger class
* Creates an instance of the class
*/
bme68xDataLogger();
/*!
* @brief : This function configures the datalogger using the provided sensor config file
*
* @param[in] configName : sensor configuration file
*
* @return bosch error code
*/
demo_ret_code begin(const String& configName = "");
/*!
* @brief : This function flushes the buffered sensor data to the current log file
*
* @return bosch error code
*/
demo_ret_code flush();
/*!
* @brief : This function writes the sensor data to the current log file.
*
* @param[in] num : sensor number
* @param[in] sensorId : pointer to sensor id, if NULL a null json object is inserted
* @param[in] sensorMode : pointer to sensor operation mode, if NULL a null json object is inserted
* @param[in] bme68xData : pointer to bme68x data, if NULL a null json object is inserted
* @param[in] scanCycleIndex : pointer to sensor scanning cycle index
* @param[in] label : class label
* @param[in] code : application return code
*
* @return bosch error code
*/
demo_ret_code write_sensor_data(const uint8_t* num, const uint32_t* sensor_id, const uint8_t* sensor_mode,
const bme68x_data* bme68xData, const uint32_t* scan_cycle_index,
gas_label label, demo_ret_code code);
/*!
* @brief : This function stores the labelTag, labelName and labelDescription to the .bmelabelinfo file.
*
* @param[in] labelTag : label tag
* @param[in] labelName : reference to the label name
* @param[in] labelDesc : reference to the label description
*
* @return bosch error code
*/
demo_ret_code set_label_info(int32_t label_tag,const String& label_name, const String& label_desc);
};
#endif