#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'


int readWords(FILE *file, char words[][MAX_WORD_LEN],
              unsigned int maxWordCount)
{
    if (file == NULL) {
        return 0;
    }

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

    while (wordCount < maxWordCount &&
           fgets(line, sizeof(line), file) != NULL) {

        char *word = strtok(line, " ,;\n\t\r");

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

            unsigned int i = 0;

            while (words[wordCount][i] != '\0') {
                words[wordCount][i] =
                    (char)toupper((unsigned char)words[wordCount][i]);
                i++;
            }

            wordCount++;

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

    return (int)wordCount;
}