/**
 * OTA Manager - Firmware Update Management
 * Handles Over-The-Air firmware updates via Wi-Fi
 */

#ifndef OTA_MANAGER_H
#define OTA_MANAGER_H

#include "esp_err.h"
#include <stdint.h>
#include <stdbool.h>
#include <freertos/FreeRTOS.h>
#include <freertos/semphr.h>

#ifdef __cplusplus
extern "C" {
#endif

// OTA states
typedef enum {
    OTA_STATE_IDLE = 0,
    OTA_STATE_CHECKING,
    OTA_STATE_DOWNLOADING,
    OTA_STATE_VERIFYING,
    OTA_STATE_READY_TO_UPDATE,
    OTA_STATE_UPDATING,
    OTA_STATE_COMPLETE,
    OTA_STATE_ERROR
} ota_state_t;

// OTA progress structure
typedef struct {
    ota_state_t state;
    int progress_percent;
    char status_message[128];
    char error_message[128];
    uint32_t bytes_downloaded;
    uint32_t total_bytes;
    bool update_available;
    char new_version[32];
    char current_version[32];
} ota_progress_t;

// Function prototypes
esp_err_t ota_manager_init(void);
esp_err_t ota_manager_deinit(void);

// Server configuration
esp_err_t ota_manager_set_server_url(const char* server_url);

// Update management
esp_err_t ota_manager_check_for_updates(void);
esp_err_t ota_manager_start_update(const char* url);
esp_err_t ota_manager_install_update(void);
esp_err_t ota_manager_cancel_update(void);
esp_err_t ota_manager_get_current_version(char* version);

// Progress monitoring
esp_err_t ota_manager_get_progress(ota_progress_t* progress);

#ifdef __cplusplus
}
#endif

#endif // OTA_MANAGER_H