WR02

MainBind.java

package IgorDolgov.shapeBinding;


import java.time.LocalDate;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Random;
import java.util.Scanner;

public class MainBind {


    public static void main(String[] args) {
        Company[] companies = new Company[4];
        companies[0] = new Company();
        companies[1] = new BookCatalog();
        companies[2] = new CD();
        companies[3] = new Cat();
        for (Company e : companies) {
            e.show();
        }
        Scanner scanner = new Scanner(System.in);
        int i = scanner.nextInt();
        System.out.println(i);
        switch (i) {
            case 0:
                companies[0].go();
                break;
            case 1:
                companies[1].go();
                break;
            case 2:
                companies[2].go();
                break;
            case 3:
                companies[3].go();
                break;
        }
    }

    public static class Company {
        public void show() {
            System.out.println("[0] Моя компания: izba 500 для просмотра введите [0]");
        }

        void go() {
            System.out.println("MyCompany: izba 500");
            ArrayList<Employee> staff = new ArrayList<>();
            Employee staff0 = new Employee(1, "Carl Cracker", 75000, 1987, 12, 15);
            Employee staff1 = new Employee(2, "Harry Hacker", 50000, 1989, 10, 1);
            Employee staff2 = new Employee(3, "Tony Tester", 40000, 1990, 3, 15);
            staff.add(staff0);
            staff.add(staff1);
            staff.add(staff2);
            System.out.printf("Сотрудников в компании %10s%n", staff.size());
            int n = Employee.getNextId(); // calls static method
            System.out.println("Next available id= " + n);

            for (Employee e : staff)
                System.out.printf("id= %2d  name= %-16s, salary= %7.2f   hireDay= %tF%n", e.id, e.getName(), e.getSalary(),
                        e.getHireDay());

            System.out.println("[0]-Удалить сотрудника");
            System.out.println("[1]-Добавить сотрудника");
            System.out.println("[2]-Добавить[+] или уменьшить[-] зарплату  в % [-+][1-100]");
            System.out.println("[3]-Удалить всех сотрудников");
            System.out.println("[4]-Exit");

            Scanner scanner = new Scanner(System.in);
            int i = scanner.nextInt();
            System.out.println(i);
            switch (i) {
                case 0:
                    System.out.println("Введите id удаляемого сотрудника");
                    int id = scanner.nextInt();
                    System.out.println(id);
                    staff.remove(id - 1);
                    show(staff);
                    System.out.println("Сотрудник " + id + " удален ");

                    break;
                case 1:
                    System.out.println("Введите имя сотрудника");
                    String str = scanner.nextLine();
                    scanner.next();
                    System.out.println(str);
                    System.out.println("Введите зарплату");
                    double d = scanner.nextDouble();
                    System.out.println(d);
                    staff.add(n - 1, new Employee("" + str, d));
                    show(staff);
                    System.out.println("Сотрудник id= " + n + " добавлен ");
                    Calendar c = Calendar.getInstance();
                    System.out.format("Today is  %tA, %tB %te, %tY,   %tl:%tM %tp%n", c, c, c, c, c, c, c);
                    break;
                case 2:
                    System.out.println("Введите: добавить[+] или уменьшить зарплату[-] в % [-+][1.00 - 100.00]");
                    double dp = scanner.nextDouble();
//                    Employee.raiseSalary(dp);
                    System.out.println(dp);
                    for (Employee e : staff)
                        e.raiseSalary(dp);
                    show(staff);
                    System.out.println("Зарплата изменилась на " + dp + "%");
                    break;
                case 3:
                    staff.clear();
                    break;
                case 4:
                    System.exit(0);
                    break;

            }
        }

        private void show(ArrayList<Employee> staff) {
            for (Employee e : staff) {
                System.out.printf("id= %2d  name= %-16s, salary= %7.2f   hireDay= %tF%n", e.id, e.getName(), e.getSalary(),
                        e.getHireDay());
            }

        }

        static class Employee {
            private static int nextId = 1;
            public static double salary;


            public int id;
            private String name = ""; // instance field initialization


            private LocalDate hireDay;

            {
                id = nextId;
                nextId++;
            }

            public Employee(int id, String n, double s, int year, int month, int day) {
                this.id = id;
                name = n;
                salary = s;
                hireDay = LocalDate.of(year, month, day);
            }

            public Employee(String n, double s) {
                this(Employee.getNextId(), n, s, 1111, 11, 11);
                name = n;
                salary = s;
            }

            public String getName() {
                return name;
            }

            public double getSalary() {
                return salary;
            }

            public static int getNextId() {

                return nextId;

            }

            public LocalDate getHireDay() {
                return hireDay;
            }


            public static double raiseSalary(double dp) {
                double raise = salary * dp / 100;
                salary += raise;
                return salary;
            }
        }
    }

    public static class BookCatalog extends Company {
        public void show() {
            System.out.println("[1] Моя библиотека введите [1] для просмотра");
        }

        public void go() {
            Reader reader = new Reader("Oleg");
            Catalog catalog = new Catalog();

            Book book1 = new Book("Почтамт", "Буковски");
            Book book2 = new Book("Женщины", "Буковски");
            Book book3 = new Book("Фактотум", "Буковски");
            Book book4 = new Book("Голливуд", "Буковски");

            catalog.addBook(book1);
            catalog.addBook(book2);
            catalog.addBook(book3);
            catalog.addBook(book4);

            catalog.getBookInfoById(0);
            catalog.getBookInfoById(1);
            catalog.getBookInfoById(2);
            catalog.getBookInfoById(3);
            System.out.println("[1] Моя библиотека");
            show(catalog);

            int what;

            for (int i = 0; i < 10; i++) {
                System.out.println("Что будем делать: 0-Добавить книгу; 1-Найти книгу; 2-Удалить книгу; 3-Показать список книг; 4-Завершить работу программы");
                what = whatDo(reader);
                if (what == 0) {
                    addCatalogBook(reader, catalog);
                    show(catalog);
                }
                if (what == 1) {
                    searchBook(reader, catalog);
                }
                if (what == 2) {
                    if (catalog.getCountBook() > 0) {
                        removeCatalogBook(reader, catalog);
                        System.out.println("В каталоге осталось книг - " + catalog.getCountBook());
                    } else {
                        System.out.println("В каталоге пусто. Нет книг для удаления");
                    }
                    show(catalog);
                }
                if (what == 3) {
                    show(catalog);
                }
                if (what == 4) {
                    System.out.println("Работа программы завершена ");
                    break;

                }
            }
        }

        public void show(Catalog catalog) {
            System.out.println("Список моих книг");
            for (int u = 0; u < catalog.getCountBook(); u++)
                System.out.println(catalog.getBookInfoById(u));
            System.out.println("Сейчас в каталоге книг - " + catalog.getCountBook());
        }

        private void removeCatalogBook(Reader reader, Catalog catalog) {
            int numBook;
            System.out.println("В каталоге книг - " + catalog.getCountBook());
            System.out.println("Укажите номер удаляемой книги");
            do {
                numBook = reader.getAnswer();
            } while (numBook < 1 || numBook > catalog.getCountBook());
            --numBook;
            System.out.println("Вы уверены что хотите удалить книну: " + catalog.getBookInfoById(numBook) + "?");
            System.out.println("0-нет; 1-да");
            int ans;
            do {
                ans = reader.getAnswer();
            } while (ans != 0 & ans != 1);
            if (ans == 1) {
                catalog.removeBook(numBook);
            }
        }

        void addCatalogBook(Reader reader, Catalog catalog) {
            String name;
            String writer;
            System.out.println("Укажите название книги");
            name = reader.getString();
            System.out.println("Укажите автора книги");
            writer = reader.getString();
            catalog.addBook(new Book(name, writer));
            System.out.println("Книга добавлена в каталог");
        }

        private void searchBook(Reader reader, Catalog catalog) {
            System.out.println("Что ищем?");
            String str = reader.getString();
            int rez = catalog.searchBookByName(str);
            if (rez == 0) {
                System.out.println("Книга \"" + str + "\" не найдена");
            }
        }

        private int whatDo(Reader reader) {
            int d;

            do {
                d = reader.getAnswer();
                if (d != 0 & d != 1 & d != 2 & d != 3 & d != 4) {
                    System.out.println("Укажите что нужно сделать: 0-Добавить книгу; 1-Найти книгу; 2-Удалить книгу; 3-Показать список книг; 4-Завершить работу программы");
                }
            } while (d != 0 & d != 1 & d != 2 & d != 3 & d != 4);
            return d;
        }

        static class Book {
            private static int nextId = 1;
            private static int nextISBN;
            String name;
            String writer;
            int id;
            int ISBN;

            static {
                var generator = new Random();
                // set nextId to a random number between 0 and 9
                nextISBN = generator.nextInt(9999);
            }

            {
                ISBN = nextISBN;
                nextISBN++;
            }

            {
                id = nextId; // set id to next available id
                nextId++;
            }

            public Book(int id, String name, String writer, int ISBN) {
                this.id = id;
                this.name = name;
                this.writer = writer;
                this.ISBN = ISBN;

            }

            public Book(String name, String writer) {
                this.name = name;
                this.writer = writer;
            }

            public String getBookInfo() {
                return ("id= " + id + " \"" + name + "\" Автор: " + writer + " ISBN: " + ISBN);
            }

        }

        static class Catalog {
            static int count;
            int id;

            ArrayList<Book> catalog = new ArrayList<>();


            public void addBook(Book book) {
                catalog.add(book);
                count++;
                id = count;
            }

            public void removeBook(int id) {
                catalog.remove(id);
                System.out.println("Книга " + id + " удалена");
            }

            public int getCountBook() {
                return catalog.size();
            }

            public String getBookInfoById(int id) {
                Book book = catalog.get(id);
                return book.getBookInfo();
            }

            public int searchBookByName(String text) {
                int rez = 0;
                String nameBook;
                for (int i = 0; i < getCountBook(); i++) {
                    Book book = catalog.get(i);
                    nameBook = book.name.toLowerCase();
                    if (nameBook.contains(text.toLowerCase())) {
                        System.out.println(book.getBookInfo());
                        rez++;
                    }
                }
                if (rez == 0) {
                    rez = searchBookByWriter(text);
                }
                return rez;
            }

            public int searchBookByWriter(String text) {
                int rez = 0;
                String nameWriter;
                for (int i = 0; i < getCountBook(); i++) {
                    Book book = catalog.get(i);
                    nameWriter = book.writer.toLowerCase();
                    if (nameWriter.contains(text.toLowerCase())) {
                        System.out.println(book.getBookInfo());
                        rez++;
                    }
                }
                return rez;
            }
        }

        static class Reader {
            String name;

            public Reader(String name) {
                this.name = name;
            }

            public int getAnswer() {
                int d;
                Scanner scanner = new Scanner(System.in);
                while (true) {
                    if (scanner.hasNextInt()) {
                        d = scanner.nextInt();
                        break;
                    } else {
                        scanner.nextLine();
                    }
                }
                return d;
            }

            public String getString() {
                String str;
                Scanner scanner = new Scanner(System.in);
                str = scanner.nextLine();
                return str;
            }
        }
    }


    public static class CD extends Company {
        public void show() {
            System.out.println("[2] Моя коллекция CD  для просмотра введите [2]");
        }

        void go() {
            ArrayList<CatalogCD> catalogCD = new ArrayList<>();
            CatalogCD cd1 = new CatalogCD(1, "Tutu", "Miles Davis", 1000);
            CatalogCD cd2 = new CatalogCD(2, "Black Beauty", "Miles Davis", 1001);
            CatalogCD cd3 = new CatalogCD(3, "Silent Way", "Miles Davis", 1002);
            CatalogCD cd4 = new CatalogCD(4, "Kind of Blue", "Miles Davis", 1003);
            catalogCD.add(cd1);
            catalogCD.add(cd2);
            catalogCD.add(cd3);
            catalogCD.add(cd4);
            for (CatalogCD e : catalogCD)
                System.out.printf("id= %2d  name= %-16s, artist= %-15s   ISBN= %4d%n", e.id, e.nameCD, e.artist, e.ISBN);
            System.out.println("Сейчас в каталоге CD - " + catalogCD.size());


        }

        static class CatalogCD {
            public static CatalogCD catalogCD;
            static int count;
            private final String nameCD;
            private final String artist;

            int id;


            public CatalogCD(int id, String name, String artist, int ISBN) {
                this.id = id;
                this.ISBN = ISBN;
                this.nameCD = name;
                this.artist = artist;

            }

            public void playCD(int k, CatalogCD catalogCD) {
                System.out.println("id= " + k + "Воспроизводится");

            }

            private static int nextId = 1;
            private static int nextISBN;


            int ISBN;

            static {
                var generator = new Random();
                // set nextId to a random number between 0 and 9
                nextISBN = generator.nextInt(9999);
            }

            {
                ISBN = nextISBN;
                nextISBN++;
            }

            {
                id = nextId; // set id to next available id
                nextId++;
            }
        }


    }

    static class Cat extends Company {
        public void show() {
            System.out.println("[3] Моя кошки  для просмотра введите [3]");
        }

        private static int nextCount = 1;
        private static int nextId;

        public int id;
        public int count;
        public String name = "";


        public void go() {
            ArrayList<Cat> myCatsAL = new ArrayList<Cat>();
            myCatsAL.add(new Cat("Земфира", 1));
            myCatsAL.add(new Cat("Стелла", 2));
            myCatsAL.add(new Cat("Лора", 3));
            System.out.println("[3] Мои кошки");

            for (Cat e : myCatsAL)
                System.out.printf("name = %-10s, count = %2d,    idPassport = %4d%n", e.getName(), e.getCount(), e.getId());
        }

        static
        // static initialization block
        {
            var generator = new Random();
            // set nextId to a random number between 0 and 999
            nextId = generator.nextInt(9999);
        }
        // count initialization block

        {
            count = nextCount;
            nextCount++;
        }
        // object initialization block

        {
            id = nextId;
            nextId++;
        }

        // 4 overloaded constructors

        public Cat(String n, int c) {
            count++;
            name = n;
            count = c;
        }

        public Cat(int c) {
            // calls the Cat(String, int) constructor
            this("Cat #" + nextId, c);
        }

        // the default constructor
        Cat() {
            // name initialized to ""--see above
            // count not explicitly set--initialized to 0
            // id initialized in initialization block
            count++;
        }

        public int getCount() {
            return count;
        }

        public int getId() {
            return id;
        }

        public void setName(String name) {
            this.name = name;
        }

        public String getName() {
            return name;
        }


    }


}