import java.util.Scanner;

/*
 * Lab 2, Practice writing Methods
 *
 * name: CS 112 Course Staff
 */

public class Greetings2 {

    /*
     * This method prompts for a name and age and displays
     * a welcome message accordinglty 
     */

    public static void greetMe() {
	Scanner scan = new Scanner( System.in );
	int age;
	String keepGreeting;

	do {
	    System.out.print( "\nPlease enter your name: " );
	    String name = scan.nextLine();
	    System.out.print( "Hello " + name + ", Welcome to CS112!!!\nHow old are you " + name + "? " );
	    age = scan.nextInt();

	    System.out.println( insult( name, age ) );

	    System.out.print( "\nWould you like to issue another greeting (yes/no)? " );
	    keepGreeting = scan.next();

	    // Need to use this to read throg the newline character left on the input buffer
	    // from the prior call to next()
	    // Recall that each call to nextLine will stop at the first newline encountered
	    scan.nextLine();

	} while ( keepGreeting.equals("yes") ); // Note the use of calling the equals method on the String object
    }

    /*
     * This method forms a string based on the value
     * of the age argument.
     */

    public static String insult( String name, int age ) {
	// Can also check that the parameter name is not passed a null value, 
	// but not explicitly necessary as this method is not invoking any methods on name.
	//
	String insult = "Wow " + name + ", you ";
	
	if ( age <= 0 )
		insult += "are an idiot who does not pay attention to directions";
	else
	if ( age < 11 )
		insult += "are still sweet, for the moment";
	else
	if ( age < 18 )
		insult += "are such a dweeb";
	else
	if ( age < 21 ) {
                int diff = 21-age;
                insult += "have " + diff + " year";
                if (diff > 1)
                        insult += "s";
                insult += " to go";
	} else
	if ( age == 21 )
		insult += "just made it";
	else
	if ( age < 30 ) {
		int diff = 30-age;
		insult += "have only " + diff + " good year";
		if (diff > 1)
			insult += "s";
		insult += " left";
	} else
	if ( age < 40 )
		insult += "are in a sorry state";
	else
	if ( age < 50 )
		insult += "must be miserable";
	else
		insult = "yikes";

	insult += "!!!";

	return( insult );
    }

    /*
     * This method is the entry point of our program.
     *
     * This method should be used to call the individual methods
     * that have been written as specified in lab.
     *
     */
    public static void main( String [] args ) {

	//the main method is just the entry point now
	//and acts as a driver to run your program.
	//by calling the appropriate method.	
	greetMe();
    }
}