#ifndef SYSTEM_MONITOR_H
#define SYSTEM_MONITOR_H

#include "main.h"
#include "ltc2508_driver.h"
#include "data_storage.h"
#include <stdint.h>

// 系统状态定义
typedef enum {
    SYSTEM_STATE_INIT = 0,
    SYSTEM_STATE_IDLE,
    SYSTEM_STATE_SAMPLING,
    SYSTEM_STATE_RECORDING,
    SYSTEM_STATE_ERROR,
    SYSTEM_STATE_MAINTENANCE,
    SYSTEM_STATE_USB_MODE
} SystemState_t;

// 系统错误类型
typedef enum {
    SYSTEM_ERROR_NONE = 0,
    SYSTEM_ERROR_ADC,
    SYSTEM_ERROR_STORAGE,
    SYSTEM_ERROR_USB,
    SYSTEM_ERROR_COMMUNICATION,
    SYSTEM_ERROR_MEMORY,
    SYSTEM_ERROR_CRITICAL
} SystemError_t;

// 系统监控统计信息
typedef struct {
    SystemState_t current_state;
    SystemError_t last_error;
    uint32_t uptime_seconds;
    uint32_t total_samples;
    uint32_t error_count;
    uint32_t memory_usage;
    uint8_t cpu_usage_percent;
    uint8_t temperature_celsius;
} SystemMonitorStats_t;

// 函数声明
void SystemMonitor_Init(void);
void SystemMonitor_Update(void);
SystemState_t SystemMonitor_GetState(void);
void SystemMonitor_SetState(SystemState_t new_state);
void SystemMonitor_ReportError(SystemError_t error);
void SystemMonitor_GetStats(SystemMonitorStats_t *stats);
uint8_t SystemMonitor_IsHealthy(void);

#endif // SYSTEM_MONITOR_H