// DRIVER

// Austin Sheidy
// 4.16.19
// CH8PC4

import java.util.Scanner;

public class AS_WordAnalyzer_Driver {
    public static void main(String[] args) {

        // initialize variables
        int userContinue = 4;
        int vowels = 0;
        int consonants= 0;
        char[] analyze;
        String vowelOut = "are";
        String consonantOut = "are";
        String consonant = "consonants";
        String vowel = "vowels";

        // initialize a scanner for ints and strings
        Scanner keyboard = new Scanner(System.in);
        Scanner keyboardInts = new Scanner(System.in);

        // while loop housing switch statement
        while (userContinue != 5) {
            switch (userContinue) {

                // case 1 is to tell the user how many vowels are in the entered string after cleaning
                case 1:
                    System.out.printf("There %s %s %s in that string. \n", vowelOut, vowels, vowel);
                    AS_WordAnalyzer.displayMenu();
                    if(keyboardInts.hasNextInt())
                        userContinue = keyboardInts.nextInt();
                    else
                        userContinue = 5;
                    break;

                // case 2 is to tell the user how many consonants are in the entered string after cleaning
                case 2:
                    System.out.printf("There %s %s %s in that string. \n", consonantOut, consonants, consonant);
                    AS_WordAnalyzer.displayMenu();
                    if(keyboardInts.hasNextInt())
                        userContinue = keyboardInts.nextInt();
                    else
                        userContinue = 5;
                    break;

                // case 3 is to tell the user how many vowels and consonants are in the entered string after cleaning
                case 3:
                    System.out.printf("There %s %s %s and %s %s in that string. \n", vowelOut, vowels, vowel,
                            consonants, consonant);
                    AS_WordAnalyzer.displayMenu();
                    if(keyboardInts.hasNextInt())
                        userContinue = keyboardInts.nextInt();
                    else
                        userContinue = 5;
                    break;

                // case 4 is the default case, gets input, cleans it, then establishes the variables for the rest of
                // the program to use.
                case 4:
                    // reset the string outputs
                    vowelOut = "are";
                    consonantOut = "are";
                    consonant = "consonants";
                    vowel = "vowels";
                    // get input from the user
                    System.out.println("Input a string to be analyzed: ");
                    String userInput = keyboard.nextLine();
                    String userInputUpper = userInput.toUpperCase();
                    // clean the string
                    StringBuilder userInputNoSpecial = new StringBuilder("");
                    for (int i = 0; i < userInputUpper.length(); i++) {
                        if (Character.isLetter(userInputUpper.charAt(i))) {
                            userInputNoSpecial.append(userInputUpper.charAt(i));
                        }
                    }
                    // create char array
                    analyze = userInputNoSpecial.toString().toCharArray();
                    vowels = AS_WordAnalyzer.getVowels(analyze);
                    consonants = AS_WordAnalyzer.getConsonants(analyze);
                    // set the variables for the rest of the program
                    if(vowels == 1){
                        vowelOut = "is";
                        vowel = "vowel";
                    }
                    if(consonants == 1) {
                        consonantOut = "is";
                        consonant = "consonant";
                    }
                    // see what the user wants to do
                    AS_WordAnalyzer.displayMenu();
                    if(keyboardInts.hasNextInt())
                        userContinue = keyboardInts.nextInt();
                    else
                        userContinue = 5;
                    break;

                    // default case kills the program if the user enters an int that is not a case
                default:
                    userContinue = 5;
                    break;
            }
        }
    }
}

// CLASS

// Austin Sheidy
// 4.16.19
// CH8PC4

public class AS_WordAnalyzer {
    private static char[]vowelArray = {'A', 'E', 'I', 'O', 'U'};

    // Check to see if a character is a vowel
    // This method is the equivalent of the word IN from Python
    public static boolean isVowel(char character){
        boolean vowel = false;
        for(int i = 0; i < vowelArray.length; i++){
            if(character == vowelArray[i]){
                vowel = true;
            }
        }
        return vowel;
    }

    // Check for number of vowels
    public static int getVowels(char[] array){
        int count = 0;
        for(int i = 0; i < array.length; i++){
            if(isVowel(array[i]))
                count++;
        }
        return count;
    }

    // Check for number of consonants
    public static int getConsonants(char[] array){
        return (array.length - getVowels(array));
    }

    // check for total number of letters
    public static int getLetters(char[] array){
        return array.length;
    }

    public static void displayMenu(){
        System.out.println("1. Count the number of vowels \n" +
                "2. Count the number of consonants \n" +
                "3. Count both vowels and consonants \n" +
                "4. Enter another string \n" +
                "5. Exit the program");
    }
}