medical_beauty_photography/main/main.c

#include "esp_gatts_api.h"
#include "esp_log.h"
#include "esp_system.h"
#include "freertos/FreeRTOS.h"
#include "freertos/event_groups.h"
#include "freertos/task.h"
#include "nvs_flash.h"
#include "string.h"
//
#include "ble_spp_server_demo.h"
#include "timer_u.h"

#define MAIN_TAG "MAIN"

static char bluetooth_tx_buffer[profile_b_buffer_size] = {0};
static char bluetooth_rx_buffer[profile_b_buffer_size] = {0};

void receipt_json_set_position();
void receipt_json_get_status();
void bluetooth_auto_report_format_receipt();
void bluetooth_tx_buffer_send_indicate();
void string_copy_by_num(char *dest, const char *src, uint8_t count, uint8_t num);

bluetooth_processer_t s_bluetooth_processer = {
    .bluetooth_processer_rx_buf = bluetooth_rx_buffer,
    .bluetooth_processer_rx_buf_size = sizeof(bluetooth_rx_buffer),
    .bluetooth_baundrate_one_packet_delay_ms = kbluetooth_baundrate_one_packet_delay_ms,
    .port_delay_ms = port_timer_delay_ms,

    .bluetooth_rx_buffer_start_receving = false,
    .bluetooth_rx_buffer_processing = false,

    .order = "order",
    .index = 0,
    .speedLevel = 0,
    .position = 0.0,
    .direction = 0,
    .code = 0,
    .info = "noerror",
    .deviceState = "init",
    .deviceException = 0,
    .deviceExceptionInfo = "noexception",

    .table_conn_id_m = 0,
    .table_gatts_if_m = 0,
    .table_handle_m = 0,

    .cmd_flag = false,
    .auto_report_flag = false,
};

void app_main(void) {
  constructor_bluetooth_processer(&s_bluetooth_processer);

  bluetooth_auto_report_format_receipt();
  ble_spp_server_demo_app_main(&s_bluetooth_processer);
  timer_group_init(TIMER_GROUP_0, TIMER_0, false, timer_group0_interval_num, timer_interval_ms);
  while (true) {
    if (s_bluetooth_processer.table_handle_m != 0) {
      bluetooth_tx_buffer_send_indicate();
    }
    bluetooth_gatts_try_process_data();
    if (s_bluetooth_processer.auto_report_flag) {
      receipt_json_get_status();
      s_bluetooth_processer.auto_report_flag = false;
    }
  }

  return;
}

bool validation_param(cJSON *object, char *param) {
  cJSON *current_element = object->child;

  while (current_element->string != NULL) {
    if (current_element->string == param) {
      return true;
    }
    current_element = current_element->next;
  }
  return false;
}

void receipt_json_set_position() {
  cJSON *pRoot = cJSON_CreateObject();  //创建一个对象
  if (!pRoot) {
    return;
  }

  cJSON_AddStringToObject(pRoot, "order", "receipt");  //添加一个节点
  cJSON_AddNumberToObject(pRoot, "code", s_bluetooth_processer.code);
  cJSON_AddStringToObject(pRoot, "info", "success");
  cJSON_AddNumberToObject(pRoot, "index", s_bluetooth_processer.index);
  char *szJson = cJSON_Print(pRoot);

  if (szJson != NULL) {
    ESP_LOGI(MAIN_TAG, "%s", szJson);

    free(szJson);
  }

  cJSON_Delete(pRoot);
}

void receipt_json_get_status() {
  cJSON *pRoot = cJSON_CreateObject();  //创建一个对象
  if (!pRoot) {
    return;
  }

  cJSON_AddStringToObject(pRoot, "order", "receipt");  //添加一个节点
  cJSON_AddNumberToObject(pRoot, "index", s_bluetooth_processer.index);
  cJSON_AddStringToObject(pRoot, "deviceState", s_bluetooth_processer.deviceState);
  cJSON_AddNumberToObject(pRoot, "deviceException", s_bluetooth_processer.deviceException);
  cJSON_AddStringToObject(pRoot, "deviceExceptionInfo", s_bluetooth_processer.deviceExceptionInfo);
  cJSON_AddNumberToObject(pRoot, "position", s_bluetooth_processer.position);

  char *szJson = cJSON_Print(pRoot);

  if (szJson != NULL) {
    ESP_LOGI(MAIN_TAG, "%s", szJson);
    free(szJson);
  }

  cJSON_Delete(pRoot);
}

void bluetooth_auto_report_format_receipt() {
  sprintf(bluetooth_tx_buffer, "{ \"order\": \"receipt\", \"index\": %d, \"speedLevel\": %d, \"position\": %.2lf, \"direction\": %d }",  //
          s_bluetooth_processer.index, s_bluetooth_processer.speedLevel, s_bluetooth_processer.position, s_bluetooth_processer.direction);
}

void bluetooth_tx_buffer_send_indicate() {
  char temp_buffer[20] = {0};
  uint8_t temp_lenght = 0;
  uint8_t temp_count_total = 0;
  uint8_t temp_last_count_not_15 = false;
  uint8_t temp_count_remainder = 0;
  uint8_t i = 0;

  temp_lenght = strlen(bluetooth_tx_buffer);
  temp_count_total = temp_lenght / 15;

  if ((temp_lenght % 15) != 0) {
    temp_count_remainder = temp_lenght % 15;
    temp_last_count_not_15 = true;
  }

  for (i = 0; i < temp_count_total; i++) {
    string_copy_by_num(temp_buffer, bluetooth_tx_buffer, i, 15);
    esp_ble_gatts_send_indicate(s_bluetooth_processer.table_gatts_if_m, s_bluetooth_processer.table_conn_id_m,  //
                                s_bluetooth_processer.table_handle_m, strlen(temp_buffer), (uint8_t *)temp_buffer, false);
  }
  if (temp_last_count_not_15 == true) {
    string_copy_by_num(temp_buffer, bluetooth_tx_buffer, temp_count_total, temp_count_remainder);
    esp_ble_gatts_send_indicate(s_bluetooth_processer.table_gatts_if_m, s_bluetooth_processer.table_conn_id_m,  //
                                s_bluetooth_processer.table_handle_m, strlen(temp_buffer), (uint8_t *)temp_buffer, false);
  }
}

void string_copy_by_num(char *dest, const char *src, uint8_t count, uint8_t num) {
  int i = 0;
  memset(dest, '\0', 15);
  if (dest == NULL || src == NULL || num == 0) {
    /* code */
    ESP_LOGW(MAIN_TAG, "string_copy_by_num function parameter is empty");
  }

  for (i = 0; i < num; i++) {
    dest[i] = src[(count * 15) + i];
  }
}