cmpt213-a2/src/TextMenu.java

import java.net.SocketOption;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.time.DateTimeException;
import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter;
import java.time.format.DateTimeParseException;
import java.time.format.SignStyle;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.List;
import java.util.Scanner;

public class TextMenu {
private final String title = "title";
private final String[] options = new String []{
        "List of all packages",
        "Add a package",
"remove a package",
"list overdue packages",
"List upcoming packages",
"mark package as delivered",
"exit"};

public void display(){
    int tag = title.length();
    for (int i=0; i<= tag+3; i++){
         System.out.print("#");
    }
    System.out.println("\n# " + title + " #");
    for (int i=0; i<= tag+3; i++){
        System.out.print("#");
    }
    DateFormat today = new SimpleDateFormat("yyyy-mm-dd");
    Calendar cal=Calendar.getInstance();
    System.out.println("\nToday is: " + today.format(cal.getTime()));
for (int i = 0; i < options.length; i++){
    System.out.println(i+1 + ": " + options[i]);
}
}

public void list(ArrayList<PackageInfo> packageList){
if (packageList.size() == 0){
    System.out.println("No packages to show");
}
else{
    for (int i=0; i < packageList.size(); i++){
        System.out.println("Package #" + i+1);
        System.out.println(packageList.get(i).toString());
    }
}
}

    public void add(ArrayList<PackageInfo> packageList){
        Scanner scan = new Scanner(System.in);
        String pName;
        do {
            System.out.println("enter package a valid name:");
            pName = scan.nextLine();
        }
        while (pName.length()==0);
        System.out.println("notes:");
        String pNotes = scan.nextLine();
        boolean checkDate = false;
        DateTimeFormatter format = DateTimeFormatter.ofPattern("yyyy-mm-dd hh-mm");
        LocalDateTime pDate=LocalDateTime.now();

        while (checkDate == false){
            //try {
                System.out.println("enter date as yyyy-mm-dd hh-mm:");
                pDate = LocalDateTime.parse(scan.nextLine(), format);
                checkDate = true;
            //}
            //catch (DateTimeParseException e) {
                //System.out.println("invalid date format");
            //}
        }
        double pPrice;
        do {
            System.out.println("enter price:");
            pPrice = scan.nextDouble();
        }
        while (pPrice < 0);
        double pWeight;
        do {
            System.out.println("enter weight:");
            pWeight = scan.nextDouble();
        }
        while (pWeight <= 0);

        packageList.add(new PackageInfo(pName, pNotes, pPrice, pWeight, false, pDate));
        System.out.println(pName + " has been added to the list!");
    }

    public void remove(ArrayList<PackageInfo> packageList) {
        this.list(packageList);
        if (packageList.size() == 0){
            return;
        }
        Scanner scan = new Scanner(System.in);
        int n;
        do {
            System.out.println("enter item number you want to remove (0 to cancel):");
            n = scan.nextInt();
        }
        while (n < 0 || n > packageList.size());
        if (n > 0){
            System.out.println(packageList.get(n-1).getName() + " has been removed from the list.");
            packageList.remove(n-1);
        }
    }

    public void overDueList(ArrayList<PackageInfo> packageList){

    }

    public void upcomingList(ArrayList<PackageInfo> packageList){

    }

    public ArrayList<PackageInfo> getUndelivered(List<PackageInfo> packageList){
    ArrayList<PackageInfo> undelivered = new ArrayList<>();
        for (PackageInfo package: packageList){
            if (package.getDelivered() == false){
                undelivered.add(package);
            }
        }
return undelivered;
    }

    public void markDelivered(ArrayList<PackageInfo> packageList){
        ArrayList<PackageInfo> undelivered=getUndelivered(packageList);
        if (packageList.size() == 0){
            return;
        }
        Scanner scan = new Scanner(System.in);
        int n;
        do {
            System.out.println("enter item number you want to mark delivered (0 to cancel):");
            n = scan.nextInt();
        }
        while (n < 0 || n > packageList.size());
        if (n > 0){
            System.out.println(packageList.get(n-1).getName() + " has been removed from the list.");
            packageList.remove(n-1);
        }

    }


}