package com.company;

import java.util.ArrayList;
import java.util.Collections;
import java.util.InputMismatchException;
import java.util.Scanner;

public class Main {

    public static Scanner in = new Scanner(System.in);
    public static ArrayList<Pet> arr = new ArrayList<>();

    public static void inputPet() {
        try {
            System.out.print("Name         : ");
            String name = in.next();
            System.out.print("Gender(M/F)  : ");
            String gender = in.next();

            if (gender.equalsIgnoreCase("M") || gender.equalsIgnoreCase("F")) {
                System.out.print("Age          : ");
                int age = in.nextInt();
                Pet pet = new Pet(name, gender, age);
                arr.add(pet);
            } else  {
                System.out.println("Gender should be either M nor F");
                System.out.print("Gender(M/F)  : ");
                gender = in.next();
                System.out.print("Age          : ");
                int age = Integer.parseInt(in.next());
                Pet pet = new Pet(name, gender, age);
                arr.add(pet);
            }

        } catch(NumberFormatException e) {
            System.out.println("Age should be number");

        }
    }

    public static void showPet() {
        Collections.sort(arr, Pet.byAge);
        for (int i = 0; i < arr.size() ; i++) {
            System.out.println(arr.get(i).toString());
        }
    }

    public static void runThis() {
        int pilih;
        do {
            System.out.println("Main Menu");
            System.out.println("1. Input Pet");
            System.out.println("2. Show Pet");
            System.out.print("Masukan Pilihan : ");
            pilih = in.nextInt();

            if (pilih == 1) {
                inputPet();
            } else if (pilih == 2) {
                showPet();
            } else {
                System.out.println("GBLK");
            }
        } while (pilih < 3);
    }

    public static void main(String[] args) {
        runThis();
    }
}