// Name: Anthony Cosentini
// Course: CIS1068 Section 1
// Date: 10/13/2008
// Homework submission for homework 6.

import java.util.Scanner;
public class Lab6 {
	public static String getNysiis(String s) {
		s = s.toUpperCase();
		String t = "";
		// If the last character is an 'A' or an 'S' remove it...
		if (s.charAt(s.length() - 1) == 'A' || s.charAt(s.length() -1) == 'S')
		{
			s = s.substring(0, s.length()-1);
		}

		// Do the first part of the name...
		int firstPartLength = 0;
		if (s.substring(0,3).equals("MAC")) {
			t += "MCC";
			firstPartLength = 3;
		} else if (s.substring(0,2).equals("KN")) {
			t += "NN";
			firstPartLength = 2;
		} else if (s.substring(0,1).equals("K")) {
			t += "C";
			firstPartLength = 1;
		} else if (s.substring(0,2).equals("PH")) {
			t += "FF";
			firstPartLength = 2;
		}

		// Figure out the end of the word...
		String endOfWord = s.substring(s.length()-2, s.length());
		boolean trigger = true;
		boolean secondTrigger = false;
		boolean useEnd = false;
		char end = 'D';

		if (endOfWord.equals("EE"))
		{
			end = 'Y';
			trigger = false;
		}
		if (endOfWord.equals("IE")) {
			end ='Y';
			trigger = false;
		}
		if (endOfWord.equals("DT") || endOfWord.equals("RT") || endOfWord.equals("RD") || endOfWord.equals("NT") || endOfWord.equals("ND")) {
			end ='D';
			trigger = false;
		}

		if (endOfWord.equals("AY")) {
			end ='Y';
			trigger = false;
		}
		if (trigger == true) {
			useEnd = true;
		}

		trigger = false;
		int middleLength = 0;

		if (useEnd == true) {
			middleLength = s.length();
		}
		else {
			middleLength = s.length()-2;
		}

		// Now the middle...
		for(int i = firstPartLength; i < middleLength; i++) {
			boolean lastResort = true;

			if (secondTrigger == true) {
				System.out.println("I: " + i);
				secondTrigger = false;
				continue;
			}

			if (trigger == true) {
				System.out.println("I: " + i);
				trigger = false;
				secondTrigger = true;
				continue;
			}

			if (i < s.length() - 2) {
				String temp = s.substring(i, i+3);
				if (temp.equals("SCH")) {
					t += "SSS";
					trigger = true;
				}
			}

			if (i < s.length() - 1) {
				String temp = s.substring(i, i+2);


				if (temp.substring(0,2).equals("PH")) {
					lastResort = false;
					t+= "FF";
				}

				if (temp.substring(0,2).equals("KN")) {
					lastResort = false;
					t+= "NN";
				}

				else if (temp.substring(0,1).equals("K")) {
					lastResort = false;
					t+= "C";
				}

				if (temp.substring(0,2).equals("EV")) {
					lastResort = false;
					t+= "AF";
				}

				else if (temp.substring(0,1).equals("A")) {
					lastResort = false;
					t+= "A";
				}

				else if (temp.substring(0,1).equals("E")) {
					lastResort = false;
					t+= "A";
				}

				else if (temp.substring(0,1).equals("I")) {
					lastResort = false;
					t+= "A";
				}

				else if (temp.substring(0,1).equals("O")) {
					lastResort = false;
					t+= "A";
				}

				else if (temp.substring(0,1).equals("U")) {
					lastResort = false;
					t+= "A";
				}
			}

			String temp = s.substring(i, i+1);

			if (temp.substring(0,1).equals("Q")) {
				lastResort = false;
				t+= "G";
			}

			if (temp.substring(0,1).equals("Z")) {
				lastResort = false;
				t+= "S";
			}

			if (temp.substring(0,1).equals("M")) {
				lastResort = false;
				t+= "N";
			}

			if (temp.substring(0,1).equals("H")) {
				if (isNotVowel(s.charAt(i-1)) || isNotVowel(s.charAt(i+1))) {
					t+= s.charAt(i-1);
					lastResort = false;
				}
			}

			if (temp.substring(0,1).equals("W")) {
				if (!isNotVowel(s.charAt(i-1))) {
					t+= s.charAt(i-1);
					lastResort = false;
				}
			}

			if (lastResort == true) {
				if (t.length() > 0) {
					if (s.charAt(i) != t.charAt(t.length()-1)) {
						t+= s.charAt(i);
					}
				}
				else {
					t+=s.charAt(i);
				}

			}
		}

		// Add the end that we calculated before...
		if (useEnd == false) {
			t+=end;
		}

		// Return our string...
		return t;
	}

	// This method check to see if the character passed to it is not a vowel....
	public static boolean isNotVowel(char character) {
		if (character != 'A' && character != 'E' && character != 'I' && character != 'O' && character != 'U')
			return true;
		else	{
			System.out.println("WE HAVE A VOWEL: " + character);
			return false;
		}
	}

	public static void main(String args[]) {
		Scanner scan = new Scanner(System.in);
		System.out.print("Enter your word to convert to NYSIIS: ");
		String word = scan.nextLine();

		System.out.println("Result: " + getNysiis(word));
	}
}