#ifndef MQTT_H
#define MQTT_H

#include <stdio.h>
#include <stdint.h>
#include <stddef.h>
#include "nvs_flash.h"
#include "esp_netif.h"
#include "protocol_examples_common.h"
#include "mqtt_client.h"
#include "cjson.h"

#include "esp_timer.h"

#define DEVICE_FIRMWARE_VERSION "v1.0.3"//原为V1.0.0


void handle_received_data(const char* topic, int topic_len, const char* data, int data_len);
void handle_event(const char* data, int data_len);
void report_firmware_version(char* event_time);
void handle_ota_command(const char* data);
void ota_timeout_handler(void *arg);
void setup_ota_timeout_timer(void);
void clear_ota_timeout_timer(void);
static esp_mqtt_client_handle_t esp_mqtt_client_get_handle(void);
static void handle_version_query_manual(const char* data, int data_len);
static void find_field_manually(cJSON *root, const char* field_name);
static void print_json_structure_recursive(cJSON *item, int depth);
void mqtt_main(void);
/** 停止并销毁 MQTT 客户端，释放 TLS/TCP 任务与缓冲；下次 mqtt_main() 会重新创建 */
void mqtt_client_shutdown(void);
esp_err_t subscribe_ota();
static cJSON* create_data(char* service_id, char* event_type);
esp_err_t publish_json_download(char* filename);


bool Get_MQTT_FLAG(void);
extern bool mqtt_connected;
static char current_request_id[64] = {0};
static esp_timer_handle_t ota_timeout_timer;
static bool ota_command_received = false;
static esp_mqtt_client_handle_t client = NULL;
static esp_mqtt_client_handle_t client_http = NULL;
static char time_event[64] = {0};
extern char object_device_id[70];
static char version[64] = {0};
extern char custom_info[32];
void trigger_ota_upgrade(char* url);
void check_ota_progress(void);
void transmit_ota_success(void);
#define ota_upgrade 1
#define ota_flash_upgrade 2
static int ota_type = 0;
void get_object_device_id(char *product_id);
#endif // MQTT_H