package pkg;
import pkg.Date;

public class Human {
  private String name;
  private String gendre;
  private String add;
  private Date birth;

  public Human() {
    this.name = this.gendre = this.add = null;
    this.birth = new Date();
  }

  public Human(String newName, String newGendre, String newAdd, Date newBirth) {
    this.name = newName;
    this.gendre = newGendre;
    this.add = newAdd;
    this.birth = newBirth;
  }

  public void setValue(String newName, String newGendre, String newAdd, Date newBirth) {
    this.name = this.gendre = this.add = null;
    this.birth = newBirth;
  }

  public String getName() {
    return this.name;
  }

  public String getGendre() {
    return this.gendre;
  }

  public String getAdd() {
    return this.add;
  }

  public Date getBirth() {
    return this.birth;
  }

  public void printType() {
    System.out.println("Classe: Human");
  }
}




package pkg;
import java.util.Scanner;

public class Date {
  private byte day;
  private byte month;
  private int year;

  public Date() {
    this.day = this.month = 0;
    this.year = 0;
  }

  public Date(byte newDay, byte newMonth, int newYear) {
    this.day = newDay;
    this.month = newMonth;
    this.year = newYear;
  }

  public void setValue(byte newDay, byte newMonth, int newYear) {
    this.day = newDay;
    this.month = newMonth;
    this.year = newYear;
    System.out.println("Modifica valori data avvenuta con successo.");
  }

  public boolean equals(Date otherDate) {
    if (this.year == otherDate.year) {
      if (this.month == otherDate.month) {
        if (this.day == otherDate.day) {
          return true;
        }
      }
    }
    return false;
  }

  public byte getDay() {
    return this.day;
  }

  public byte getMonth() {
    return this.month;
  }

  public int getYear() {
    return this.year;
  }
}




package pkg;
import pkg.Human;
import pkg.Date;

public class ClientP extends Human {
  private String id;

  public ClientP() {
    super();
    this.id = null;
  }

  public ClientP(String newName, String newGendre, String newAdd, Date newBirth, String newId) {
    super(newName, newGendre, newAdd, newBirth);
    this.id = newId;
  }

  public void setValue(String newName, String newGendre, String newAdd, Date newBirth, String newId) {
    super.setValue(newName, newGendre, newAdd, newBirth);
    this.id = newId;
  }

  public String getName() {
    return super.getName();
  }

  public String getGendre() {
    return super.getGendre();
  }

  public String getAdd() {
    return super.getAdd();
  }

  public Date getBirth() {
    return super.getBirth();
  }

  public String getId() {
    return this.id;
  }

  public void printType() {
    System.out.println("Classe: ClientP");
  }
}




package pkg;
import pkg.ClientP;

public class Doctor extends ClientP {
  private String spec;

  public Doctor() {
    super();
    this.spec = null;
  }

  public Doctor(String newName, String newGendre, String newAdd, Date newBirth,
                String newId, String newSpec) {
    super(newName, newGendre, newAdd, newBirth, newId);
    this.spec = newSpec;
  }

  public void setValue(String newName, String newGendre, String newAdd, Date newBirth,
                       String newId, String newSpec) {
    super.setValue(newName, newGendre, newAdd, newBirth, newId);
    this.spec = newSpec;
  }

  public String getName() {
    return super.getName();
  }

  public String getGendre() {
    return super.getGendre();
  }

  public String getAdd() {
    return super.getAdd();
  }

  public Date getBirth() {
    return super.getBirth();
  }

  public String getId() {
    return super.getId();
  }

  public String getSpec() {
    return this.spec;
  }
}




package pkg;
import pkg.Date;
import pkg.ClientP;
import pkg.Doctor;

public class Invoice {
  private Date dateReg;
  private int number;
  private Doctor nameDoctor;
  private ClientP nameClient;
  private String desc;
  private int amount;
  private int vat;

  public Invoice() {
    this.dateReg = new Date();
    this.number = 0;
    this.nameDoctor = new Doctor();
    this.nameClient = new ClientP();
    this.desc = null;
    this.amount = 0;
    this.vat = 0;
  }

  public Invoice(Date newDate, int newNumber, Doctor newDoctor,
                 ClientP newClient, String newDesc, int newAmount, int newVat) {
    this.dateReg = newDate;
    this.number = newNumber;
    this.nameDoctor = newDoctor;
    this.nameClient = newClient;
    this.desc = newDesc;
    this.amount = newAmount;
    this.vat = newVat;
  }

  public void setValue(Date newDate, int newNumber, Doctor newDoctor,
                 ClientP newClient, String newDesc, int newAmount, int newVat) {
    this.dateReg = newDate;
    this.number = newNumber;
    this.nameDoctor = newDoctor;
    this.nameClient = newClient;
    this.desc = newDesc;
    this.amount = newAmount;
    this.vat = newVat;
  }

  public Date getDate() {
    return this.dateReg;
  }

  public int getNumber() {
    return this.number;
  }

  public Doctor getDoctor() {
    return this.nameDoctor;
  }

  public ClientP getClient() {
    return this.nameClient;
  }

  public String getDesc() {
    return this.desc;
  }

  public int getAmount() {
    return this.amount;
  }

  public int getVat() {
    return this.vat;
  }
}




import pkg.Date;
import pkg.ClientP;
import pkg.Doctor;
import pkg.Invoice;
import java.util.Scanner;

public class Main {
  private static ClientP recordClient(Scanner key) {
    String newName, newGendre, newAdd, newId;
    byte day, month;
    int year;
    Date newBirth;
    ClientP newClient;
    System.out.println("Inserire nome paziente:");
    newName = key.nextLine();
    System.out.println("Inserire genere paziente:");
    newGendre = key.nextLine();
    System.out.println("Inserire residenza:");
    newAdd = key.nextLine();
    System.out.println("Inserire giorno/mese/anno senza (GG MM AAAA) data di nascita:");
    day = key.nextByte();
    month = key.nextByte();
    year = key.nextInt();
    newBirth = new Date(day, month, year);
    System.out.println("Inserire ID paziente:");
    newId = key.nextLine();
    newId = key.nextLine();
    newClient = new ClientP(newName, newGendre, newAdd, newBirth, newId);
    return newClient;
  }

  private static Doctor recordDoctor(Scanner key) {
    String newName, newGendre, newAdd, newId, newSpec;
    byte day, month;
    int year;
    Date newBirth;
    Doctor newDoctor;
    System.out.println("Inserire nome dottore:");
    newName = key.nextLine();
    System.out.println("Inserire genere dottore:");
    newGendre = key.nextLine();
    System.out.println("Inserire residenza:");
    newAdd = key.nextLine();
    System.out.println("Inserire giorno/mese/anno senza (GG MM AAAA) data di nascita:");
    day = key.nextByte();
    month = key.nextByte();
    year = key.nextInt();
    newBirth = new Date(day, month, year);
    System.out.println("Inserire ID dottore:");
    newId = key.nextLine();
    newId = key.nextLine();
    System.out.println("Inserire specializzazione:");
    newSpec = key.nextLine();
    newDoctor = new Doctor(newName, newGendre, newAdd, newBirth, newId, newSpec);
    return newDoctor;
  }

  private static Doctor findDoctor(String newNameDoctor, Doctor[] doctor) {
    for (byte i = 0; i < doctor.length; ++i) {
      if (newNameDoctor.equalsIgnoreCase(doctor[i].getName()))
        return doctor[i];
    }
    return null;
  }

  private static ClientP findClient(String newNameClient, ClientP[] client) {
    for (byte i = 0; i < client.length; ++i) {
      if (newNameClient.equalsIgnoreCase(client[i].getName()))
        return client[i];
    }
    return null;
  }

  private static Invoice recordInvoice(Scanner key, ClientP[] client, Doctor[] doctor) {
    String newDesc, newNameDoctor, newNameClient;
    byte day, month;
    Date newDate;
    int year, newNumber, newAmount, newVat;
    Doctor newDoctor, resultD;
    ClientP newClient, resultC;
    Invoice newInvoice;
    System.out.println("Inserire giorno, mese e anno registrazione fattura" +
                       " (GG/MM/AAAA):");
    day = key.nextByte();
    month = key.nextByte();
    year = key.nextInt();
    newDate = new Date(day, month, year);
    System.out.println("Inserire numero progressivo fattura:");
    newNumber = key.nextInt();
    System.out.println("Inserire nome dottore:");
    newNameDoctor = key.nextLine();
    newNameDoctor = key.nextLine();
    resultD = findDoctor(newNameDoctor, doctor);
    if (resultD == null) {
      System.out.println("Questo dottore non è registrato nel database.");
      return null;
    }
    newDoctor = resultD;
    System.out.println("Inserire nome paziente:");
    newNameClient = key.nextLine();
    resultC = findClient(newNameClient, client);
    if (resultC == null) {
      System.out.println("Questo paziente non è registrato nel database.");
      return null;
    }
    newClient = resultC;
    System.out.println("Inserire descrizione fattura:");
    newDesc = key.nextLine();
    System.out.println("Inserire totale fattura:");
    newAmount = key.nextInt();
    System.out.println("Inserire IVA:");
    newVat = key.nextInt();
    newInvoice = new Invoice(newDate, newNumber, newDoctor, newClient,
                             newDesc, newAmount, newVat);
    return newInvoice;
  }

  private static void printInvoice(Invoice invoice) {
    Date date;
    date = invoice.getDate();
    System.out.print(date.getDay() + " " + date.getMonth() + " " +
                       date.getYear() + "\t");
    System.out.println(invoice.getNumber() + "\t" + invoice.getDoctor().getName() +
                       "\t" + invoice.getClient().getName() + "\t" + invoice.getAmount());
  }

  private static void showAllInvoices(Invoice[] invoice) {
    System.out.println("STORICO FATTURE:");
    for (byte i = 0; i < invoice.length; ++i) {
      printInvoice(invoice[i]);
    }
  }

  private static void showInvoicesDate(Invoice[] invoice, Scanner key) {
    System.out.println("Inserire data per cercare fatture: (GG/MM/AAAA)");
    Date date;
    byte day, month;
    int year;
    boolean flag = false;
    day = key.nextByte();
    month = key.nextByte();
    year = key.nextInt();
    date = new Date(day, month, year);
    for (byte i = 0; i < invoice.length; ++i) {
      if (invoice[i].getDate().equals(date))
        printInvoice(invoice[i]);
        flag = true;
    }
    if (!flag)
      System.out.println("Non è stata registrata nessuna fattura nel" +
                         " giorno " + day + " " + month + " " + year + ".");
  }

  public static void main(String[] args) {
    System.out.println("Avvio programma");
    Scanner key = new Scanner(System.in);
    String bugfix;
    byte num, prompt;
    System.out.println("Quanti clienti si vogliono registrare?");
    num = key.nextByte();
    bugfix = key.nextLine();
    ClientP[] client = new ClientP[num];
    System.out.println("Registrazione pazienti in corso...");
    for (byte i = 0; i < num; ++i) {
      System.out.println("\nCliente n° " + (i + 1));
      client[i] = recordClient(key);
    }
    System.out.println("Registrazione avvenuta con successo.");
    System.out.println("\nQuanti dottori si vogliono registrare?");
    num = key.nextByte();
    bugfix = key.nextLine();
    Doctor[] doctor = new Doctor[num];
    System.out.println("Registrazione dottori in corso...");
    for (byte i = 0; i < num; ++i) {
      System.out.println("\nDottore n° " + (i + 1));
      doctor[i] = recordDoctor(key);
    }
    System.out.println("Registrazione avvenuta con successo.");
    System.out.println("\nQuante fatture si vogliono registrare?");
    num = key.nextByte();
    bugfix = key.nextLine();
    Invoice[] invoice = new Invoice[num];
    System.out.println("Registrazione fatture in corso...");
    for (byte i = 0; i < num; ++i) {
      System.out.println("\nFattura n° " + (i + 1));
      invoice[i] = recordInvoice(key, client, doctor);
    }
    System.out.println("Registrazione avvenuta con successo.");
    System.out.println("\nMENU\nScegli un'opzione:");
    System.out.println("1. VISUALIZZA STORICO FATTURE");
    System.out.println("2. VISUALIZZA FATTURE CON RICERCA DATA");
    prompt = key.nextByte();
    if (prompt == 1) showAllInvoices(invoice);
    else showInvoicesDate(invoice, key);
    System.out.println("Fine programma.");
  }
}