#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)
{
    if (file == NULL) {
        return 0;
    }
char line[MAX_LINE_LEN];
unsigned int count = 0;

while (fgets(line, sizeof(line), file) != NULL && count < maxWordCount) {
    char *token = strtok(line, " ,;\n\r\t");
    while (token != NULL & count < maxWordCount) {
        if (strlen(token) > 0) {
            strncpy(words[count], token, MAX_WORD_LEN - 1);
            words[count][MAX_WORD_LEN - 1] = '\0';
            for (int i= 0; words[count][i] != '\0'; i++) {
                words[count][i] = toupper((unsigned char)words[count][i]);
            }
            count++;
        }
    token = strtok(NULL, " ,;\n\r\t");
    }
}
return count;
}