#include "input.h"
#include <string.h>
#include <ctype.h>
#include <stdio.h>

// TODO:
// eine Funktion implementieren, die ein einzelnes Wort aus einer Textdatei (words.txt) einliest und als C-String zurückgibt.

// Read words from file and store in 'words' array
int readWords(FILE *file, char words[][MAX_WORD_LEN], unsigned int maxWordCount)
{

    unsigned int count = 0;
    char line[MAX_LINE_LEN];

    while(fgets(line, sizeof(line), file)!= NULL && count < maxWordCount)
    {
        const char *delims = "\t\n\r ,;";
        char *token = strtok(line, delims);


        while (token != NULL && count < maxWordCount)
        {
            for(unsigned int i = 0; token[i] != '\0'; i++)
            {
                token[i] = toupper((unsigned char)token[i]);
            }
            strncpy(words[count], token, MAX_WORD_LEN -1);
            words[count][MAX_WORD_LEN -1] = '\0';
            count++;
            token = strtok(NULL, delims); //hier

        }

    }
    return count;

}