Responsi1_PPBO_L0122136_Verify.java

import java.util.Scanner;
import java.util.regex.Pattern;

public class Responsi1_PPBO_L0122136_Verify {

    public static int checkInt(Scanner scanner) {
        boolean isValidInput = false;
        int result = -1;
        while (!isValidInput) {
            try {
                String input = scanner.nextLine();
                result = Integer.parseInt(input);

                if (result < 0) {
                    System.out.println("Error: Input tidak boleh negatif!");
                    continue;
                }

                isValidInput = true;
            } catch (Exception e) {
                System.out.println("Error: Input yang Anda berikan tidak valid!");
            }
        }
        return result;

        // String inputTemp = scanner.nextLine();
        // int inputInt = -1;
        // try {
        // inputInt = Integer.parseInt(inputTemp);
        // if (inputInt < 0) {
        // throw new IllegalArgumentException("Input harus merupakan bilangan bulat
        // positif.");
        // }
        // } catch (NumberFormatException e) {
        // throw new IllegalArgumentException("Input tidak valid. Harus berupa bilangan
        // bulat.");
        // }
        // return inputInt;
    }
    // class ini digunakan untuk mengecek inputan user agar sesuai yang diiinginkan
    // nantinya kelas ini akan melempar exception

    public static String checkNameTask(Scanner scanner) {
        String agenda = null;
        boolean validInput = false;
        while (!validInput) {
            System.out.print("Nama Agenda => ");
            agenda = scanner.nextLine().trim();
            if (!agenda.isEmpty() && agenda.length() <= 15) {
                validInput = true;
            } else {
                System.out.println("Nama Agenda diantara 0-15 kata.");
                Responsi1_PPBO_L0122136_Utility.enterToContinue(scanner);
            }
        }
        return agenda;
    }

    public static String checkDate(Scanner scanner) {
        boolean inputValid = false;
        String inputValidDate = null;
        while (!inputValid) {
            System.out.print("format(yyyy-mm-dd) => ");
            inputValidDate = scanner.nextLine().trim();
            if (Pattern.compile("^\\d{4}-(0\\d|1[0-2])-(0\\d|[12]\\d|3[01])$").matcher(inputValidDate).matches())
                inputValid = true;
            else {
                System.out.println("Tanggal tidak valid, harap masukkan sesuai format");
                Responsi1_PPBO_L0122136_Utility.enterToContinue(scanner);
            }
        }
        return inputValidDate;
    }

}