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package cmpt213.assignment3.packagedeliveries.control;
import cmpt213.assignment3.packagedeliveries.model.PackageInfo;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter;
import java.time.format.DateTimeParseException;
import java.util.*;
/**
* It's a class that displays a menu and allows the user to interact with the program
*/
public class TextMenu {
private final String title = "Package Tracker";
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"};
/**
* This function displays the title of the menu, the current date, and the options available to the
* user
*/
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("yyy-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]);
}
}
/**
* This function takes an ArrayList of PackageInfo objects and prints them out in reverse order
*
* @param packageList The list of packages to be displayed
*/
public void list(ArrayList<PackageInfo> packageList) {
if (packageList.size() == 0) {
System.out.println("No packages to show");
} else {
Collections.sort(packageList);
for (int i = 0; i < packageList.size(); i++) {
System.out.println("Package #" + (i + 1));
System.out.println(packageList.get(i) + "\n");
}
}
}
/**
* This function allows the user to add a package to the list of packages
*
* @param packageList the list of packages
*/
public void add(ArrayList<PackageInfo> packageList) {
Scanner scan = new Scanner(System.in);
int itemType;
do {
System.out.println("please select (1) book, (2) perishable, or (3) electronic package");
itemType = Integer.parseInt(scan.nextLine());
}
while (itemType < 1 || itemType > 3);
PackageFactory.PackageType pType = PackageFactory.PackageType.Book;
String author = "";
LocalDateTime expiryDate = LocalDateTime.now();
double handlingFee = 0.0;
String pName;
do {
System.out.println("enter a valid package name:");
pName = scan.nextLine();
}
while (pName.length() == 0);
System.out.println("notes:");
String pNotes = scan.nextLine();
boolean checkDate = false;
DateTimeFormatter format = DateTimeFormatter.ofPattern("yyy-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 = Double.parseDouble(scan.nextLine());
}
while (pPrice < 0);
double pWeight;
do {
System.out.println("enter weight:");
pWeight = Double.parseDouble(scan.nextLine());
}
while (pWeight <= 0);
switch (itemType) {
case 1:
do {
System.out.println("enter author");
author = scan.nextLine();
}
while (author.length() == 0);
break;
case 2:
boolean checkExpDate = false;
while (checkExpDate == false) {
try {
System.out.println("enter expiry date as yyyy-mm-dd hh:mm");
expiryDate = LocalDateTime.parse(scan.nextLine(), format);
checkExpDate = true;
} catch (DateTimeParseException e) {
System.out.println("invalid date format");
}
}
pType = PackageFactory.PackageType.Perishable;
break;
case 3:
do {
System.out.println("enter handling fee");
handlingFee = Double.parseDouble(scan.nextLine());
}
while (handlingFee <= 0);
pType = PackageFactory.PackageType.Electronic;
break;
}
PackageInfo p = PackageFactory.create(pType, pName, pNotes, pPrice, pWeight, false, pDate, author, expiryDate, handlingFee);
packageList.add(p);
System.out.println(pName + " has been added to the list!");
}
/**
* This function takes in an ArrayList of PackageInfo objects and prints out the list of packages
* in the ArrayList. The user is then prompted to enter the number of the package they want to
* remove. If the user enters a number that is not in the list, the user is prompted to enter a
* number again. If the user enters 0, the function returns without removing anything. If the user
* enters a number that is in the list, the package is removed from the list and the user is
* notified
*
* @param packageList the list of packages to be displayed
*/
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);
}
}
/**
* This function takes in a list of packages, a boolean for whether or not the user wants to see
* packages that are due, and a boolean for whether or not the user wants to see all packages. It
* then returns a list of packages that are sorted by their expected delivery date
*
* @param pList the list of packages to be sorted
* @param due true if you want to sort the list by due date, false if you want to sort the list by
* expected date
* @return An ArrayList of PackageInfo objects.
*/
//due=true returns overdue packages, else upcoming packages
public ArrayList<PackageInfo> sortList(ArrayList<PackageInfo> pList, boolean due) {
ArrayList<PackageInfo> sortedList = new ArrayList<>();
LocalDateTime today = LocalDateTime.now();
DateTimeFormatter format = DateTimeFormatter.ofPattern("yyy-MM-dd HH:mm");
today.format(format);
for (int i = 0; i < pList.size(); i++) {
PackageInfo p = pList.get(i);
if (!p.getDelivered()) {
if (due && today.isAfter(p.getExpectedDate())) {
sortedList.add(p);
} else if (!due && today.isBefore(p.getExpectedDate())) {
sortedList.add(p);
}
}
}
Collections.sort(sortedList);
return sortedList;
}
/**
* This function takes in a list of packages and returns a list of packages that are overdue
*
* @param packageList the list of packages to be sorted
*/
public void overDueList(ArrayList<PackageInfo> packageList) {
ArrayList<PackageInfo> overdue = sortList(packageList, true);
if (overdue.size() == 0) {
System.out.println("no overdue packages to show");
return;
}
this.list(overdue);
}
/**
* This function takes in a list of packages and prints out the packages that are upcoming
*
* @param packageList the list of packages to be sorted
*/
public void upcomingList(ArrayList<PackageInfo> packageList) {
ArrayList<PackageInfo> upcoming = sortList(packageList, false);
if (upcoming.size() == 0) {
System.out.println("no upcoming packages to show");
return;
}
this.list(upcoming);
}
/**
* This function takes a list of packages and returns a list of packages that have not been
* delivered
*
* @param packageList The list of packages to be filtered
* @return An ArrayList of PackageInfo objects that have not been delivered.
*/
public ArrayList<PackageInfo> getUndelivered(List<PackageInfo> packageList) {
ArrayList<PackageInfo> undelivered = new ArrayList<>();
for (int i = 0; i < packageList.size(); i++) {
if (packageList.get(i).getDelivered() == false) {
undelivered.add(packageList.get(i));
}
}
return undelivered;
}
/**
* This function takes a list of packages and prints out the undelivered packages, then asks the
* user to select a package to mark as delivered
*
* @param packageList the list of packages to be marked as delivered
*/
public void markDelivered(ArrayList<PackageInfo> packageList) {
ArrayList<PackageInfo> undelivered = getUndelivered(packageList);
if (undelivered.size() == 0) {
System.out.println("No undelivered packages to show");
return;
}
this.list(undelivered);
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 > undelivered.size());
if (n > 0) {
PackageInfo p = undelivered.get(n - 1);
packageList.get(packageList.indexOf(p)).setDelivered(true);
System.out.println(p.getName() + " has been delivered.");
}
}
}