package Magazin;

import java.util.ArrayList;
import java.util.List;

public class Main {

    public static void main(String[] args) {
        String cartofi = "Cartofi", ceapa = "Ceapa", piine = "Piine", lapte = "Lapte", bomboane = "Bomboane", bere = "Bere";
        double pretCartofi = 4.5, pretCeapa = 2, pretPiine = 5, pretLapte = 12, pretBomboane = 100, pretBere = 15;
        double cantitCartofi = 50, cantitCeapa = 50, cantitPiine = 100, cantitLapte = 25, cantitBomboane = 10, cantitBere = 20;

        List<Product> produse = new ArrayList<>();
        produse.add(new Product(cartofi, pretCartofi, cantitCartofi));
        produse.add(new Product(ceapa, pretCeapa, cantitCeapa));
        produse.add(new Product(piine, pretPiine, cantitPiine));
        produse.add(new Product(lapte, pretLapte, cantitLapte));
        produse.add(new Product(bomboane, pretBomboane, cantitBomboane));
        produse.add(new Product(bere, pretBere, cantitBere));


        Magazin magazin = new Magazin("Linella", produse);

        afiseazaProdusedinListaMagazin(produse);

        Money baniCumparator1 = new Money(500, 25);

        List<Product> listaDeProduseCumparator1 = new ArrayList<>();
        listaDeProduseCumparator1.add(new Product(cartofi, pretCartofi, 5.0));
        listaDeProduseCumparator1.add(new Product(piine, pretPiine, 2));


        User cumparator1 = new User("Cumparator1", baniCumparator1, listaDeProduseCumparator1);
        afiseazaProdusedinListaCumparator(listaDeProduseCumparator1);

        produseRamaseInStocMagazin(produse, listaDeProduseCumparator1);
        afiseazaProdusedinListaMagazin(produse);


    }

    public static void afiseazaProdusedinListaMagazin(List<Product> produse) {
        System.out.println("Lista produselor din magazin este:");
        System.out.println();
        for (int i = 0; i < produse.size(); i++) {
            produse.get(i).afiseaza();
        }
        System.out.println();
    }

    public static void afiseazaProdusedinListaCumparator(List<Product> produse) {
        System.out.println("Lista produselor comparatorului este:");
        System.out.println();
        for (int i = 0; i < produse.size(); i++) {
            produse.get(i).afiseaza();
        }
    }


    public static void produseRamaseInStocMagazin(List<Product> produseMagazin, List<Product> produseCumparator) {
        for (int i = 0; i < produseMagazin.size(); i++) {
            for (int j = 0; j < produseCumparator.size(); j++) {
                if (produseMagazin.get(j).getNume().equals(produseMagazin.get(i).getNume())) {
                    Product produs = produseMagazin.get(i);
                    produseMagazin.add(new Product(produseMagazin.get(i).getNume(), produseMagazin.get(i).getCantitate()
                            - produseCumparator.get(j).getCantitate(), produseMagazin.get(i).getPret()));
                }
            }
        }
    }

}


////////////////////////////////////////// MONEY ///////////////////////////////////////////////////////////////////////
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Baza de date
Raw
 gistfile1.txt
package BazaDeDate;

import Exercice1.Professor;

import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;

public class BazaDeDate {

    public static void main(String[] args) {

        List<Person> personList = new ArrayList<>();

        menu();

        Scanner scan = new Scanner(System.in);
        String choice = scan.nextLine();


        do {
            if (Integer.parseInt(choice) > 0 && Integer.parseInt(choice) < 10) {
                switch (Integer.parseInt(choice)) {

                    case 1:
                        System.out.println("Introduceti un contabil: ");
                        System.out.println("Introduceti numele:");
                        String contabilName = scan.nextLine();
                        System.out.println("Introduceti virsta:");
                        String contabilAge = scan.nextLine();
                        System.out.println("Introduceti salariul:");
                        String contabilSalariu = scan.nextLine();
                        System.out.println("Introduceti stajul de lucru:");
                        String contabilStage = scan.nextLine();
                        Contabil contabil = new Contabil(contabilName, Integer.parseInt(contabilAge), Integer.parseInt(contabilSalariu),
                                Integer.parseInt(contabilStage));
                        personList.add(contabil);
                        System.out.println("Contabilul a fost introdus cu succes!!!");
                        break;


                    case 2:
                        System.out.println("Introduceti un programator: ");
                        System.out.println("Introduceti numele:");
                        String programatorName = scan.nextLine();
                        System.out.println("Introduceti virsta:");
                        String programatorAge = scan.nextLine();
                        System.out.println("Introduceti salariul:");
                        String programatorSalariu = scan.nextLine();
                        System.out.println("Introduceti limbajul:");
                        String programatorLinguage = scan.nextLine();
                        Programator programator = new Programator(programatorName, Integer.parseInt(programatorAge), Integer.parseInt(programatorSalariu),
                                programatorLinguage);
                        personList.add(programator);
                        System.out.println("Programatorul a fost introdus cu succes!!!");
                        break;


                    case 3:
                        System.out.println("Introduceti un student: ");
                        System.out.println("Introduceti numele:");
                        String studentName = scan.nextLine();
                        System.out.println("Introduceti virsta:");
                        String studentAge = scan.nextLine();
                        System.out.println("Introduceti universitatea:");
                        String studentUniversity = scan.nextLine();
                        System.out.println("Introduceti anul:");
                        String studentYear = scan.nextLine();
                        Student student = new Student(studentName, Integer.parseInt(studentAge), studentUniversity, Integer.parseInt(studentYear));
                        personList.add(student);
                        System.out.println("Studentul a fost introdus cu succes!!!");
                        break;


                    case 4:
                        System.out.println("Introduceti un profesor: ");
                        System.out.println("Introduceti numele:");
                        String profesorName = scan.nextLine();
                        System.out.println("Introduceti virsta:");
                        String profesorAge = scan.nextLine();
                        System.out.println("Introduceti universitatea:");
                        String profesorUniversity = scan.nextLine();
                        System.out.println("Introduceti stajul:");
                        String profesorStage = scan.nextLine();
                        Profesor profesor = new Profesor(profesorName, Integer.parseInt(profesorAge), profesorUniversity, Integer.parseInt(profesorStage));
                        personList.add(profesor);
                        System.out.println("Studentul a fost introdus cu succes!!!");
                        break;

                    case 5:
                        System.out.println("Afisati lista tuturor persoanelor! ");
                        for (int i = 0; i < personList.size(); i++) {
                            personList.get(i).afiseazaDate();
                        }
                        break;


                    case 6:
                        System.out.println("Virsta medie a persoanelor este:  ");
                        int suma = 0;
                        for (int i = 0; i < personList.size(); i++) {
                            suma += personList.get(i).getVirsta();
                        }
                        suma /= personList.size();
                        System.out.print(suma);
                        System.out.println();
                        break;

                    case 7:
                        System.out.println("Persoanele care au un staj de lucru sunt: ");
                        for (int i = 0; i < personList.size(); i++) {
                            if (personList.get(i) instanceof Contabil || personList.get(i) instanceof Profesor) {
                                personList.get(i).afiseazaDate();
                            }
                        }

                    case 8:
                        System.out.println("Sortarea persoaneor dupa virsta in crestere:");
                        List<Person> listaPersoanelor = new ArrayList<>();


                }
            } else {
                System.out.println("Nu ati introdus corect. Mai introduceti odata!");
            }
            menu();
            choice = scan.nextLine();
        } while (Integer.parseInt(choice) != 9);


    }

    public static void menu() {
        System.out.println("MENIU");
        System.out.println("1. Introduceti un contabil! ");
        System.out.println("2. Introduceti un programator!");
        System.out.println("3. Introduceti un student!");
        System.out.println("4. Introduceti un profesor!");
        System.out.println("5. Afisati lista de persoane!");
        System.out.println("6. Calculati virsta medie a personelor!");
        System.out.println("7. Afisare persoane care au ani de activitate!");
        System.out.println("8. Sortarea persoanelor dupa virsta!");
        System.out.println("9. Sortarea persoanelor dupa virsta!");
        System.out.println("10. Iesire");
        System.out.println("Alegeti un item!!!");
    }


    public static int sortareDupaVirsta(List<Person> listaPers) {
        for (int i = 0; i < listaPers.size(); i++) {
            int virstaMinima = listaPers.get(i).getVirsta();
            int virstaMinimaIndex = i;
            for (int j = i + 1; j < listaPers.size(); j++) {
                if (listaPers.get(i).getVirsta() > listaPers.get(j).getVirsta()) {
                    virstaMinima = listaPers.get(j).getVirsta();
                    virstaMinimaIndex = j;
                }
            }
            if(listaPers.get(i).getVirsta() != listaPers.get(virstaMinimaIndex).getVirsta()){
                int varTemp = listaPers.get(i).getVirsta();
                listaPers.get(i).getVirsta()= listaPers.get(virstaMinimaIndex).getVirsta();
                listaPers.get(virstaMinimaIndex).getVirsta() = varTemp;


            }
        }
    }

}




package BazaDeDate;

public class Contabil extends Person {

    private int salariu;
    private int staj;

    public Contabil(String nume, int virsta, int salariu, int staj) {
        super(nume, virsta);
        this.salariu = salariu;
        this.staj = staj;
    }

    public int getSalariu() {
        return salariu;
    }

    public int getStaj() {
        return staj;
    }

    public void setSalariu(int salariu) {
        this.salariu = salariu;
    }
    @Override
    public void afiseazaDate() {
        System.out.println("Nume: " + getNume() + ", virsta: " + getVirsta() + ", salariu: " + getSalariu() + ",staj de lucru" +
                getStaj());
    }
}



package BazaDeDate;

public abstract class Person {

    private String nume;
    private int virsta;

    public Person(String nume, int virsta) {
        this.nume = nume;
        this.virsta = virsta;
    }

    public String getNume() {
        return nume;
    }

    public int getVirsta() {
        return virsta;
    }

    public abstract void afiseazaDate();

}




package BazaDeDate;

public class Profesor extends Person {
    private String university;
    private int stage;

    public Profesor(String nume, int virsta, String university, int stage) {
        super(nume, virsta);
        this.university = university;
        this.stage = stage;
    }

    public String getUniversity() {
        return university;
    }

    public int getStage() {
        return stage;
    }

    @Override
    public void afiseazaDate() {
        System.out.println("Nume: " + getNume() + ", virsta: " + getVirsta() + ", universitate: " + getUniversity() + ", staj de lucru " +
                getStage());
    }
}



package BazaDeDate;

public class Programator extends Person {
    private int salariu;
    private String limbaj;

    public Programator(String nume, int virsta, int salariu, String limbaj) {
        super(nume, virsta);
        this.salariu = salariu;
        this.limbaj = limbaj;
    }

    public int getSalariu() {
        return salariu;
    }

    public String getLimbaj() {
        return limbaj;
    }

    public void setSalariu(int salariu) {
        this.salariu = salariu;
    }

    public void setLimbaj(String limbaj) {
        this.limbaj = limbaj;
    }

    @Override
    public void afiseazaDate() {
        System.out.println("Nume: " + getNume() + ", virsta: " + getVirsta() + ", salariu: " + getSalariu() + ",limbaj de programare " +
                getLimbaj());
    }
}



package BazaDeDate;

public class Student extends Person {
    private String university;
    private int year;

    public Student(String nume, int virsta, String university, int year) {
        super(nume, virsta);
        this.university = university;
        this.year = year;
    }

    public String getUniversity() {
        return university;
    }

    public int getYear() {
        return year;
    }

    @Override
    public void afiseazaDate() {
        System.out.println("Nume: " + getNume() + ", virsta: " + getVirsta() + ", universitate: " + getUniversity() + ",anul de studii " +
                getYear());
    }
}

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class Money {
    private long lei;
    private int banuti;

    public Money(long lei, int banuti) {
        this.lei = lei;
        this.banuti = banuti;
    }

    public long getLei() {
        return lei;
    }

    public void setLei(long lei) {
        this.lei = lei;
    }

    public int getBanuti() {
        return banuti;
    }

    public void setBanuti(int banuti) {
        this.banuti = banuti;
    }
}

////////////////////////////////////////// PRODUCT//////////////////////////////////////////////////////////////////////

class Product {
    private String nume;
    private double pret;
    private double cantitate;

    public Product(String nume, double pret, double cantitate) {
        this.nume = nume;
        this.pret = pret;
        this.cantitate = cantitate;
    }

    public String getNume() {
        return nume;
    }

    public void setNume(String nume) {
        this.nume = nume;
    }

    public double getPret() {
        return pret;
    }

    public void setPret(double pret) {
        this.pret = pret;
    }

    public double getCantitate() {
        return cantitate;
    }

    public void setCantitate(double cantitate) {
        this.cantitate = cantitate;
    }

    public void afiseaza() {
        System.out.println("Nume produs: " + nume + ", pret: " + pret + ", cantitate: " + cantitate);
    }
}

////////////////////////////////////////// USER ////////////////////////////////////////////////////////////////////////

class User {
    private String name;
    private Money bani;
    private List<Product> listaDeProduse = new ArrayList<>();

    public User(String name, Money bani, List<Product> listaDeProduse) {
        this.name = name;
        this.bani = bani;
        this.listaDeProduse = listaDeProduse;
    }

    public String getName() {
        return name;
    }

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

}

////////////////////////////////////////// MAGAZIN /////////////////////////////////////////////////////////////////////


class Magazin {
    private String name;
    private List<Product> produseMagazin = new ArrayList<>();

    public Magazin(String name, List<Product> produseMagazin) {
        this.name = name;
    }

    public String getName() {
        return name;
    }

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


}