#include "input.h"
#include <string.h>
#include <ctype.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)
{
    char line[1024];
    unsigned int count = 0;

    if (file == NULL)
        return 0;

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

        while (word != NULL && count < maxWordCount)
        {
            strncpy(words[count], word, MAX_WORD_LEN - 1);
            words[count][MAX_WORD_LEN - 1] = '\0';

            count++;
            word = strtok(NULL, ",; \t\r\n");
        }
    }

  for(int i = 0; i < MAX_WORD_LEN; i++)
   {
      for(int j = 0; j < MAX_WORD_LEN; j++)
      {
         words[i][j] = toupper(words[i][j]);
      }
   }
   
    return count;
}