#ifndef DEBUG_H
#define DEBUG_H

#include <stdio.h>
#include <time.h>

// Debug levels
typedef enum {
    DEBUG_LEVEL_NONE = 0,
    DEBUG_LEVEL_ERROR = 1,
    DEBUG_LEVEL_WARN = 2,
    DEBUG_LEVEL_INFO = 3,
    DEBUG_LEVEL_DEBUG = 4,
    DEBUG_LEVEL_TRACE = 5
} debug_level_t;

// Global debug level (set at runtime via CLI)
extern debug_level_t g_debug_level;

// Initialize debug system
void debug_init(int level);

// Core logging function
void debug_log(debug_level_t level, const char* file, int line, const char* format, ...);

// Convenience macros that check level before calling
// Note: TRACE level (5) and above include file:line information for ALL messages
#define DEBUG_ERROR(...) \
    do { if (g_debug_level >= DEBUG_LEVEL_ERROR) debug_log(DEBUG_LEVEL_ERROR, __FILE__, __LINE__, __VA_ARGS__); } while(0)

#define DEBUG_WARN(...) \
    do { if (g_debug_level >= DEBUG_LEVEL_WARN) debug_log(DEBUG_LEVEL_WARN, __FILE__, __LINE__, __VA_ARGS__); } while(0)

#define DEBUG_INFO(...) \
    do { if (g_debug_level >= DEBUG_LEVEL_INFO) debug_log(DEBUG_LEVEL_INFO, __FILE__, __LINE__, __VA_ARGS__); } while(0)

#define DEBUG_LOG(...) \
    do { if (g_debug_level >= DEBUG_LEVEL_DEBUG) debug_log(DEBUG_LEVEL_DEBUG, __FILE__, __LINE__, __VA_ARGS__); } while(0)

#define DEBUG_TRACE(...) \
    do { if (g_debug_level >= DEBUG_LEVEL_TRACE) debug_log(DEBUG_LEVEL_TRACE, __FILE__, __LINE__, __VA_ARGS__); } while(0)

#endif /* DEBUG_H */