medical_beauty_photography/main/ble_parse_data.c

#include "ble_parse_data.h"

#include "motor_drive.h"

#define BLE_PARSE_DATA_TAG "BLE_PARSE_DATA"

#define cmd_length_set_position 5
#define cmd_length_get_status 2

static bluetooth_processer_t *parse_bluetooth_processer;
uint8_t bluetooth_rx_buffer_len = 0;

void constructor_bluetooth_processer(bluetooth_processer_t *bluetooth_processer) { parse_bluetooth_processer = bluetooth_processer; }

void bluetooth_gatts_try_process_data() {
  cJSON *json_tmp;
  // cJSON *ch;
  //开始接收
  if (parse_bluetooth_processer->bluetooth_rx_buffer_start_receving) {
    //开启定时器
    parse_bluetooth_processer->port_delay_ms(parse_bluetooth_processer->bluetooth_baundrate_one_packet_delay_ms);
    // port_timer_delay_ms(kbluetooth_baundrate_one_packet_delay_ms);
    parse_bluetooth_processer->bluetooth_rx_buffer_processing = true;

    //打印输出
    // ESP_LOGI(BLE_PARSE_DATA_TAG, "%s", parse_bluetooth_processer->bluetooth_processer_rx_buf);

    //验证解析数据是否正确
    if (parse_rxbuffer_and_validation_data(&json_tmp)) {
      // JSON解析到结构体，如果order更改表示有指令传输进来，并且更改指令标志位(cmd_flag)为true
      if (parse_json_to_struct(json_tmp->child)) {
        ESP_LOGI(BLE_PARSE_DATA_TAG, "order:%s ,index:%d speedLevel:%d position:%f direction:%d", parse_bluetooth_processer->order, parse_bluetooth_processer->index,
                 parse_bluetooth_processer->speedLevel, parse_bluetooth_processer->position, parse_bluetooth_processer->direction);
        if (strcmp(parse_bluetooth_processer->order, set_position) == 0) {
          parse_bluetooth_processer->auto_report_flag = true;
          ESP_LOGI(BLE_PARSE_DATA_TAG, set_position);
          // motor_cmd_set_position(parse_bluetooth_processer->speedLevel, parse_bluetooth_processer->position, parse_bluetooth_processer->direction);
          receipt_json_set_position();
        }
        if (strcmp(parse_bluetooth_processer->order, get_status) == 0) {
          ESP_LOGI(BLE_PARSE_DATA_TAG, get_status);
          receipt_json_get_status();
        }
        // if (strcmp(parse_bluetooth_processer->order, "deviceStatusReport") == 0)
        // {
        //     ESP_LOGI(BLE_PARSE_DATA_TAG, "deviceStatusReport");
        // }
      }
    }

    //释放空间
    cJSON_Delete(json_tmp);
    // buffer置0
    buffer_all_init();
    //未在处理数据
    parse_bluetooth_processer->cmd_flag = false;
    parse_bluetooth_processer->bluetooth_rx_buffer_start_receving = false;
    parse_bluetooth_processer->bluetooth_rx_buffer_processing = false;
  }
}

void start_receive_data_to_buffer(uint16_t length, uint8_t *value) {
  parse_bluetooth_processer->bluetooth_rx_buffer_start_receving = true;
  timer_set_counter_value(TIMER_GROUP_0, TIMER_0, 0);
  //判断是否buffer越界
  if ((length + bluetooth_rx_buffer_len) > profile_b_buffer_size) {
    return;
  }

  if (!parse_bluetooth_processer->bluetooth_rx_buffer_processing) {
    //写入到buffer
    for (int i = 0; i < length; i++) {
      parse_bluetooth_processer->bluetooth_processer_rx_buf[bluetooth_rx_buffer_len++] = value[i];
    }
  }
}

void buffer_all_init() {
  bluetooth_rx_buffer_len = 0;
  memset(parse_bluetooth_processer->bluetooth_processer_rx_buf, 0, profile_b_buffer_size);
}

bool parse_rxbuffer_and_validation_data(cJSON **json_tmp) {
  *json_tmp = cJSON_Parse(parse_bluetooth_processer->bluetooth_processer_rx_buf);
  if (*json_tmp == NULL) {
    ESP_LOGE(BLE_PARSE_DATA_TAG, "parse rxbuffer null or redundant symbol ',','{' ");
    return false;
  }
  return true;
}
bool parse_json_to_struct(cJSON *ch) {
  uint8_t cmd_length = 0;
  while (ch != NULL) {
    // ESP_LOGI(BLE_PARSE_DATA_TAG, "%s", ch->string);
    if (strcmp(ch->string, "order") == 0) {
      parse_bluetooth_processer->order = ch->valuestring;

      if (strcmp(ch->valuestring, set_position) == 0) {
        cmd_length = cmd_length_set_position;
      }
      if (strcmp(ch->valuestring, get_status) == 0) {
        cmd_length = cmd_length_get_status;
      }
      // if (strcmp(ch->valuestring, "deviceStatusReport") == 0)
      // {
      //     cmd_length = cmd_length_device_status_report;
      // }
      cmd_length--;
    }
    if (strcmp(ch->string, "index") == 0) {
      parse_bluetooth_processer->index = ch->valueint;
      cmd_length--;
    }
    if (strcmp(ch->string, "speedLevel") == 0) {
      parse_bluetooth_processer->speedLevel = ch->valueint;
      cmd_length--;
    }
    if (strcmp(ch->string, "position") == 0) {
      parse_bluetooth_processer->position = ch->valuedouble;
      cmd_length--;
    }
    if (strcmp(ch->string, "direction") == 0) {
      parse_bluetooth_processer->direction = ch->valueint;
      cmd_length--;
    }
    ch = ch->next;
  }

  if (cmd_length == 0) {
    parse_bluetooth_processer->cmd_flag = true;
  } else {
    ESP_LOGE(BLE_PARSE_DATA_TAG, "JSON directive missing or exceeded");
  }

  return parse_bluetooth_processer->cmd_flag;
}

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", parse_bluetooth_processer->code);
  cJSON_AddStringToObject(pRoot, "info", "success");
  cJSON_AddNumberToObject(pRoot, "index", parse_bluetooth_processer->index);
  char *szJson = cJSON_Print(pRoot);

  if (szJson != NULL) {
    ESP_LOGI(BLE_PARSE_DATA_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;
  }

  parse_bluetooth_processer->motor_drive_turn_flag = true;

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

  char *szJson = cJSON_Print(pRoot);

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

  cJSON_Delete(pRoot);
}

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

void bluetooth_tx_buffer_send_indicate(cb_t format) {
  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;

  format();

  temp_lenght = strlen(parse_bluetooth_processer->bluetooth_processer_tx_buf);
  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, parse_bluetooth_processer->bluetooth_processer_tx_buf, i, 15);
    esp_ble_gatts_send_indicate(parse_bluetooth_processer->table_gatts_if_m, parse_bluetooth_processer->table_conn_id_m,  //
                                parse_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, parse_bluetooth_processer->bluetooth_processer_tx_buf, temp_count_total, temp_count_remainder);
    esp_ble_gatts_send_indicate(parse_bluetooth_processer->table_gatts_if_m, parse_bluetooth_processer->table_conn_id_m,  //
                                parse_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(BLE_PARSE_DATA_TAG, "string_copy_by_num function parameter is empty");
  }

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