/*
 * SPDX-FileCopyrightText: 2021 Espressif Systems (Shanghai) CO LTD
 *
 * SPDX-License-Identifier: Unlicense OR CC0-1.0
 */


#include <stdio.h>
#include <stdlib.h>
#include <string.h>
// UART通信相关头文件
#include "driver/uart.h"
#include "uart_ens1.h"  // ENS1 UART通信模块

// SPI相关代码已注释，改用UART通信
/*
#include "driver/spi_master.h"
*/

/*
 * DEFINES
 ****************************************************************************************
 */
//#define SUPPORT_HEARTBEAT
//#define SPP_DEBUG_MODE

#define spp_sprintf(s,...)         sprintf((char*)(s), ##__VA_ARGS__)
#define SPP_DATA_MAX_LEN           (512)
#define SPP_CMD_MAX_LEN            (20)
#define SPP_STATUS_MAX_LEN         (20)
#define SPP_DATA_BUFF_MAX_LEN      (2*1024)

// UART相关定义和函数声明已移至 uart_ens1.h

// SPI相关代码已注释，改用UART通信
/*
// SPI相关定义 (ENS1芯片)
#define SPI_HOST                   SPI2_HOST
#define PIN_MOSI                   13     // MOSI引脚 (GPIO13)
#define PIN_SCK                    14     // SCK引脚 (GPIO14)  
#define PIN_CS                     15     // CS片选引脚(GPIO15)

// SPI函数声明
esp_err_t init_spi(void);
esp_err_t init_spi_device(void);
esp_err_t spi_send_data(uint8_t *data, size_t len);
esp_err_t check_ens1_connection(void);
esp_err_t send_ens1_ping(void);

// 全局SPI设备句柄和连接状态
extern spi_device_handle_t spi_handle;
extern volatile bool ens1_connected;
*/
///Attributes State Machine
enum{
    SPP_IDX_SVC,

    SPP_IDX_SPP_DATA_RECV_CHAR,
    SPP_IDX_SPP_DATA_RECV_VAL,

    SPP_IDX_SPP_DATA_NOTIFY_CHAR,
    SPP_IDX_SPP_DATA_NTY_VAL,
    SPP_IDX_SPP_DATA_NTF_CFG,

    SPP_IDX_SPP_COMMAND_CHAR,
    SPP_IDX_SPP_COMMAND_VAL,

    SPP_IDX_SPP_STATUS_CHAR,
    SPP_IDX_SPP_STATUS_VAL,
    SPP_IDX_SPP_STATUS_CFG,

#ifdef SUPPORT_HEARTBEAT
    SPP_IDX_SPP_HEARTBEAT_CHAR,
    SPP_IDX_SPP_HEARTBEAT_VAL,
    SPP_IDX_SPP_HEARTBEAT_CFG,
#endif

    SPP_IDX_NB,
};