#pragma once
#ifndef UTILS_H
#define UTILS_H
#include "define_inc.h"
#include <stdio.h>
#include <time.h>
#include "darknet.h"
#include "list.h"

#ifndef clip3
#define clip3(a, b, c) fmax(fmin(b, c), a)
#endif

/* set debug level */
#define AMBA_DATA_PROCESS_DEBUG_ENABLE 0  // Disable it for real applicaton, enable it when debug
#define AMBA_DATA_PROCESS_DEBUG_LEVEL  (L_INFO)

typedef enum amba_ssd_debug_level_s
{
	AMBA_DATA_PROCESS_DEBUG_LEVEL_ERROR = 0,
	AMBA_DATA_PROCESS_DEBUG_LEVEL_WARNING = 1,
	AMBA_DATA_PROCESS_DEBUG_LEVEL_INFO = 2,
	AMBA_DATA_PROCESS_DEBUG_LEVEL_DEBUG = 3,
} amba_ssd_debug_level_t;

#define L_ERROR       AMBA_DATA_PROCESS_DEBUG_LEVEL_ERROR
#define L_WARNING     AMBA_DATA_PROCESS_DEBUG_LEVEL_WARNING
#define L_INFO        AMBA_DATA_PROCESS_DEBUG_LEVEL_INFO
#define L_DEBUG       AMBA_DATA_PROCESS_DEBUG_LEVEL_DEBUG

#if (AMBA_DATA_PROCESS_DEBUG_ENABLE == 1)
#define DPRINT(level, ...) \
do {\
	if ((level) <= AMBA_DATA_PROCESS_DEBUG_LEVEL) {\
		printf(__VA_ARGS__);\
	}\
} while(0)
#else
#define DPRINT(level, ...)
#endif

#define TIME(a) \
    do { \
    double start = what_time_is_it_now(); \
    a; \
    printf("%s took: %f seconds\n", #a, what_time_is_it_now() - start); \
    } while (0)

#define SECRET_NUM -1234
#define TWO_PI 6.2831853071795864769252866f

double what_time_is_it_now();
void shuffle(void *arr, size_t n, size_t size);
void sorta_shuffle(void *arr, size_t n, size_t size, size_t sections);
void free_ptrs(void **ptrs, int n);
int alphanum_to_int(char c);
char int_to_alphanum(int i);
int read_int(int fd);
void write_int(int fd, int n);
void read_all(int fd, char *buffer, size_t bytes);
void write_all(int fd, char *buffer, size_t bytes);
int read_all_fail(int fd, char *buffer, size_t bytes);
int write_all_fail(int fd, char *buffer, size_t bytes);
void find_replace(char *str, char *orig, char *rep, char *output);
void malloc_error();
void file_error(char *s);
void strip(char *s);
void strip_char(char *s, char bad);
//list *split_str(char *s, char delim);
char *fgetl(FILE *fp);


int count_fields(char *line);
float *parse_fields(char *line, int n);
void translate_array(float *a, int n, float s);
float constrain(float min, float max, float a);
int constrain_int(int a, int min, int max);
float rand_scale(float s);
int rand_int(int min, int max);
void mean_arrays(float **a, int n, int els, float *avg);
float dist_array(float *a, float *b, int n, int sub);
float **one_hot_encode(float *a, int n, int k);
float sec(clock_t clocks);
void print_statistics(float *a, int n);
int int_index(int *a, int val, int n);


int find_int_arg(int argc, char **argv, char *arg, int def);
float find_float_arg(int argc, char **argv, char *arg, float def);
int find_arg(int argc, char* argv[], char *arg);
char *find_char_arg(int argc, char **argv, char *arg, char *def);

void find_replace(char *str, char *orig, char *rep, char *output);
void free_ptrs(void **ptrs, int n);
char *fgetl(FILE *fp);
void strip(char *s);
float sec(clock_t clocks);

void top_k(float *a, int n, int k, int *index);
int *read_map(char *filename);
void error(const char *s);
int max_index(float *a, int n);
int sample_array(float *a, int n);

float mse_array(float *a, int n);
float variance_array(float *a, int n);
float mag_array(float *a, int n);
void scale_array(float *a, int n, float s);
float mean_array(float *a, int n);
float sum_array(float *a, int n);
void normalize_array(float *a, int n);

//size_t rand_size_t();
float rand_normal();
float rand_uniform(float min, float max);

#endif