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

// Read words from file and store in 'words' array
int readWords(FILE *file, char words[][MAX_WORD_LEN], unsigned int maxWordCount)
{
    int wordCount = 0;
    int charCount = 0;
    int c;

    while ((c = fgetc(file)) != EOF) {

        if (c == ',' || c == ';' || c == '\n' || c == '\r') {

            if (charCount > 0) {
                words[wordCount][charCount] = '\0';
                wordCount++;
                charCount = 0;
            }

            if (wordCount >= maxWordCount) {
                break;
            }
        }
        else if (c == ' ' || c == '\t') {
            continue;  // Leerzeichen und Tabs überspringen
        }
        else if (charCount < MAX_WORD_LEN - 1) {
            words[wordCount][charCount++] = (char)toupper((unsigned char)c);
        }
    }

    if (charCount > 0 && wordCount < maxWordCount) {
        words[wordCount][charCount] = '\0';
        wordCount++;
    }

    fclose(file);

    return wordCount;
}