#include "string.h"
#include "stdlib.h"
#include "ctype.h"
#include "stdio.h"
#include "futil.h"

char* g_attribs=(char*)0;
const char** g_attrib_index=(const char**)0;
int g_attribs_count=0;
int g_attribs_len=0;

/*
 * load and index an attributes file
 */
int load_attrib_file(const char* file) {
	FILE* stream=fopen(file,"r");
	g_attribs_len=file_len(stream);
	g_attribs_count=fcountc(stream,',')+1;
	g_attribs=calloc(g_attribs_len,sizeof(char)+1);
	g_attrib_index=calloc(sizeof(char*),g_attribs_count);
	const char** ind_writer = g_attrib_index;
	int n='\0';
	char* writer=g_attribs;
	*ind_writer=writer;
	++ind_writer;
	while((n=fgetc(stream))!=EOF) {
		char c=(char)n;
		printf("%c",c);
		switch(c) {
			case ',':
				*writer='\0';
				if(isspace((char)fpeek(stream)))
					*ind_writer=writer+2;
				else
					*ind_writer=writer+1;
				++ind_writer;
				break;
			case '\t':
			case '\n':
				*writer=' ';
				break;
			default:
				*writer=c;
				break;
		}
		++writer;
	}
	*writer='\0';
	for(int i=0;i<g_attribs_count;++i) {
		printf("%d) %s\n",i+1,g_attrib_index[i]);
	}
	return 0;
}