/**
 * Returns true if word is in dictionary else false. Word not in disctionnary = misspelled
 */
bool check(const char *word)
{
     // sign for apostrophe is backshash '\''
    char c = 0;

    // check if dictionary is loaded
    if (root == NULL)
    {
        printf("root is NULL");
        return false;
    }

          //if one letter is not good, than the word is not in the dictionnary but it s a word => result is misspelled

    // iterate every letters of the word until end of file making sur that max lenght is 27 // ide tells me to replace "\0" by strncmp
    for (int i = 0; i < word[LENGTH + 1]; i++)  //(int letter_position = 0; word[letter] != EOF; letter++)
    {
        //allowed only alphabetical characters and apostrophes
        if (isalpha(c)) //letter position > 0 means a word more than 1 letter
        {
            //if letter is capital, make it lower to make sure no sensitive case to be count misspelling by error because of capital
            if (isupper(c))
            {
                letter_position = (c - 65);
            }

            if (islower(c))
            {
                letter_position = (c - 97);
            }

            if (c == '\'')
            {
                letter_position = 26;
            }

            //word[letter_position] = c //match the caracter of the text to the pointer in dictionary
            //letter_position++   // move to the next letter position// find the position of the letter

            // go to next letter and check if it does exist
            if (temp_pointer->children[letter_position] != NULL)
            {
                //move to the next nde
                temp_pointer = temp_pointer->children[letter_position];
            }

        }
        //Only return true if the pointer goes until the end of the word
        if (temp_pointer->is_word)
        return true;

    }
    return false;

}