Finish!(40230212031)

Answers/40230212031/src/com/Library/Admin.java

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+package com.Library;
+
+public class Admin {
+}

Answers/40230212031/src/com/Library/App.java

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+package com.Library;public class App {
+}

Answers/40230212031/src/com/Library/Book.java

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+package com.Library;
+import java.util.UUID;
+
+public class Book {
+    private String bookID;
+    private String title;
+    private String author;
+    private boolean exist;
+    private String description;
+    public Book(){}//برای ساخت object بدون نیاز به اطلاعات قبلی
+    public Book(String title,String author,String description){
+        this.title = title;
+        this.author = author;
+        this.exist = true;
+        this.description = description;
+        this.bookID = String.valueOf(BookID());// این متد مقدار را به رشته تبدیل میکند
+    }
+// برای گرفتن مقادیر ازgetter
+// برای تغیر ویژگی ها از setter
+public String getBookID(){
+        return bookID;
+}
+public String getTitle(){
+        return title;
+}
+    public String getAuthor() {
+        return author;
+    }
+    public String getDescription() {
+        return description;
+    }
+    public void setTitle(String title) {
+        this.title = title;
+    }
+    public void setAuthor(String author) {
+        this.author = author;
+    }
+    public boolean isExist() {
+        return exist;
+    }
+
+    public void setExist(boolean exist) {
+        this.exist = exist;
+    }
+    public void setDescription(String description) {
+        this.description = description;
+    }
+    public UUID BookID() {
+        return UUID.randomUUID(); //  تولید یک ID یکتا به صورت تصادفی
+
+    }
+}
+

Answers/40230212031/src/com/Library/CLI.java

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+package com.Library;
+
+public class CLI {
+}

Answers/40230212031/src/com/Library/Library.java

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+package com.Library;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.time.LocalDate;
+public class Library {
+    private static final String BOOKS_FILE = "data/books.xml";
+    private static final String USERS_FILE = "data/users.xml";
+    private static final String RENTALS_FILE = "data/rentals.xml";
+
+    private String name;
+    private int vacancy;
+    private String businessHours;
+
+    private List<Book> booksList;
+    private List<User> userList;
+    private List<Rent> rentalList;
+
+    public Library(String name, int vacancy, String businessHours) {
+        this.name = name;
+        this.vacancy = vacancy;
+        this.businessHours = businessHours;
+        this.booksList = new ArrayList<>();
+        this.userList = new ArrayList<>();
+        this.rentalList = new ArrayList<>();
+
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public int getVacancy() {
+        return vacancy;
+    }
+
+    public String getBusinessHours() {
+        return businessHours;
+    }
+    public void addBook(Book book) {
+        booksList.add(book);
+        saveBooks();
+    }
+    public List<Book> getBooks() {
+        return booksList;
+    }
+    public List<Book> getBooksList() {
+        List<Book> libraryBook = new ArrayList<>();
+        for (int i = 0; i < booksList.size(); i++) {
+            Book book = booksList.get(i);
+            if (book.isExist()) {
+                libraryBook.add(book);
+            }
+        }
+        return libraryBook;
+    }
+    ////////////////////////////////////////////////////////////
+    public void adduser(User user){
+        userList.add(user);
+        saveUser();
+    }
+    public List<User> getUser(){
+        return userList;
+    }
+    //////////////////////////////////////////////////////////////
+    public void rentBook(Book book, User user) {
+        if (!book.isExist()) {
+            System.out.println("Sorry ^--^ : the book is currently not available for rental.");
+            return;
+        } else {
+
+            String rentalDate = LocalDate.now().toString();
+            Rent rent = new Rent(book, user, rentalDate);
+            rentalList.add(rent);
+            book.setExist(false);
+
+            saveBooks();
+            saveRentals();
+
+            System.out.println("Book rented successfully!");
+        }
+    }
+        private void saveBooks () {
+        }
+    }
+}
+
+

Answers/40230212031/src/com/Library/NormalUser.java

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+package com.Library;
+
+public class NormalUser {
+}

Answers/40230212031/src/com/Library/Rent.java

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+package com.Library;
+
+public class Rent {
+    private Book book ;
+    private User user;
+    private int rentalId;//آیدی برای اجاره کتاب که تکراری نشود!!!
+    private String rentalDate; //مدت زمان rent
+
+    private static int nextRentalID =1; // مقدار پیش فرض یا اولیه آیدی
+    public Rent(Book book, User user, String rentalDate) {
+        this.book = book;
+        this.user = user;
+        this.rentalId = nextRental;
+        nextRental++;
+        this.rentalDate = rentalDate;
+    }
+    public Book getBook(){
+        return book;
+    }
+    public User getUser(){
+        return rentalId;
+    }
+    public int getRentalId(){
+        return rentalId;
+    }
+    public String getRentalDate() {
+        return rentalDate;
+     }
+  }

Answers/40230212031/src/com/Library/User.java

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+package com.Library;
+
+public class User {
+}