#include <curses.h>
#include <string.h>
#include <pthread.h>
#include <strings.h>
#include <dirent.h>
#include <unistd.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/stat.h>
#include "defines.h"

extern unsigned int settings;
extern unsigned int file_modifiers;
extern unsigned short cpu_cores; //amount of cores/threads the host system reports to have
extern file_data *content_l;
extern file_data *content_m;
extern file_data *content_r;
extern char *path;

int type(const void *f0, const void *f1){
	const char *file0_name = ((file_data*)f0)->file_name;
	const char *file1_name = ((file_data*)f1)->file_name;
	const char file0_type = ((file_data*)f0)->file_type;
	const char file1_type = ((file_data*)f1)->file_type;
	if (file0_type > file1_type) {
		return -1;
	} else if (file0_type < file1_type) {
		return 1;
	} else {
		return strcmp(file0_name, file1_name);
	}
}
int natural(const void *f0, const void *f1){
	const char *file0_name = ((file_data*)f0)->file_name;
	const char *file1_name = ((file_data*)f1)->file_name;
	const char file0_type = ((file_data*)f0)->file_type;
	const char file1_type = ((file_data*)f1)->file_type;
	if (S_ISDIR(file0_type) || S_ISDIR(file1_type)) {
		if (file0_type == file1_type) {
			return strcmp(file0_name, file1_name);
		} else if (S_ISDIR(file1_type)) {
			return -1;
		} 
		return 1;
	}

	//return strcmp(file0_name, file1_name);
}

int alphabetic(const void *f0, const void *f1){
	const char *file0_name = ((file_data*)f0)->file_name;
	const char *file1_name = ((file_data*)f1)->file_name;
	return strcmp(file0_name, file1_name);

}

void sort_dir(unsigned long *file_count, unsigned long *longest_name, file_data *dir_content){

	if ((file_modifiers & FILE_MODIFIERS_SORT_BITMASK) == ~FILE_MODIFIERS_SORT_BITMASK) {
		qsort(dir_content, *file_count, sizeof(file_data), natural);

	} else if (file_modifiers & FILE_MODIFIERS_SORT_ALPHABETIC) {
		qsort(dir_content, *file_count, sizeof(file_data), alphabetic);
	
	} else if (file_modifiers & FILE_MODIFIERS_SORT_TYPE) {
		qsort(dir_content, *file_count, sizeof(file_data), type);
	}



}