[POO] aula06 ex2 added

This commit is contained in:
TiagoRG 2023-03-21 18:46:03 +00:00
parent 17c01703db
commit 1adbd66679
Signed by untrusted user who does not match committer: TiagoRG
GPG Key ID: DFCD48E3F420DB42
3 changed files with 233 additions and 1 deletions

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@ -0,0 +1,55 @@
package aula06;
public class Contact {
private final int id;
private Person person;
private String email;
private String phone;
private static int currentId = 1;
public Contact(Person person, String email, String phone) {
if (email == null || email.isEmpty() || phone == null || phone.isEmpty())
throw new IllegalArgumentException("Either email or phone must be provided");
this.id = Contact.currentId++;
this.setPerson(person);
this.setEmail(email);
this.setPhone(phone);
}
public int getId() {
return id;
}
public Person getPerson() {
return person;
}
public void setPerson(Person person) {
if (person == null)
throw new IllegalArgumentException("Person must be provided");
this.person = person;
}
public String getEmail() {
return email;
}
public void setEmail(String email) {
if (!email.matches("^[a-zA-Z_0-9.]+@[a-zA-Z_0-9.]+\\.[a-zA-Z_0-9]+$"))
throw new IllegalArgumentException("Invalid email");
this.email = email;
}
public String getPhone() {
return phone;
}
public void setPhone(String phone) {
if (!phone.matches("^9[0-9]{8}$"))
throw new IllegalArgumentException("Invalid phone");
this.phone = phone;
}
@Override
public String toString() {
return String.format("ID: %d%nPerson: %s%nEmail: %s%nPhone: %s", this.id, this.person, this.email, this.phone);
}
}

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@ -0,0 +1,177 @@
package aula06;
import utils.DateYMD;
import java.util.Scanner;
public class ContactList {
private static final Scanner sin = new Scanner(System.in);
private static Contact[] contacts;
public static void main(String[] args) {
while (true) {
System.out.println("Selecione uma opção:");
System.out.println("1. Inserir contacto");
System.out.println("2. Alterar contacto");
System.out.println("3. Apagar contacto");
System.out.println("4. Procurar contacto");
System.out.println("5. Listar contactos");
System.out.println("0. Sair");
System.out.print("> ");
String option = sin.nextLine();
switch (option) {
case "0" -> {
sin.close();
System.exit(0);
}
case "1" -> {
System.out.print("Insira o nome: ");
String name = sin.nextLine();
System.out.print("Insira o cc: ");
String ccStr = sin.nextLine();
int cc = Integer.parseInt(ccStr);
System.out.print("Insira a data de nascimento (formado: dd-mm-yyyy): ");
String date = sin.nextLine();
String[] dateParts = date.split("-");
DateYMD birthDate = new DateYMD(Integer.parseInt(dateParts[0]), Integer.parseInt(dateParts[1]), Integer.parseInt(dateParts[2]));
System.out.print("Insira o email: ");
String email = sin.nextLine();
System.out.print("Insira o telefone: ");
String phone = sin.nextLine();
Person person = new Person(name, cc, birthDate);
Contact contact = new Contact(person, email, phone);
if (contacts == null) {
contacts = new Contact[1];
contacts[0] = contact;
} else {
if (checkIfContactExists(cc)) break;
Contact[] newContacts = new Contact[contacts.length + 1];
System.arraycopy(contacts, 0, newContacts, 0, contacts.length);
newContacts[contacts.length] = contact;
contacts = newContacts;
}
}
case "2" -> {
System.out.print("Insira o nome, email ou telefone do contacto que pretende alterar: ");
String query = sin.nextLine();
int[] indexes = searchContactsIndex(query);
System.out.printf("Contactos encontrados: %d%n", indexes.length);
if (indexes.length == 0) {
System.out.println("Não foram encontrados contactos com esse nome, email ou telefone");
} else if (indexes.length == 1) {
System.out.printf("Alterando contacto: %s%n", contacts[indexes[0]]);
System.out.print("Insira o novo telefone: ");
String phone = sin.nextLine();
System.out.print("Insira o novo email: ");
String email = sin.nextLine();
contacts[indexes[0]].setPhone(phone);
contacts[indexes[0]].setEmail(email);
} else {
Contact contact = selectContact(indexes);
System.out.printf("Alterando contacto: %s%n", contact);
System.out.print("Insira o novo telefone: ");
String phone = sin.nextLine();
System.out.print("Insira o novo email: ");
String email = sin.nextLine();
contact.setPhone(phone);
contact.setEmail(email);
}
}
case "3" -> {
System.out.print("Insira o nome, email ou telefone do contacto que pretende alterar: ");
String query = sin.nextLine();
int[] indexes = searchContactsIndex(query);
System.out.printf("Contactos encontrados: %d%n", indexes.length);
if (indexes.length == 0) {
System.out.println("Não foram encontrados contactos com esse nome, email ou telefone");
} else if (indexes.length == 1) {
System.out.printf("Apagando contacto: %s%n", contacts[indexes[0]]);
Contact[] newContacts = new Contact[contacts.length - 1];
System.arraycopy(contacts, 0, newContacts, 0, indexes[0]);
System.arraycopy(contacts, indexes[0] + 1, newContacts, indexes[0], contacts.length - indexes[0] - 1);
contacts = newContacts;
} else {
Contact contact = selectContact(indexes);
System.out.printf("Apagando contacto: %s%n", contact);
Contact[] newContacts = new Contact[contacts.length - 1];
System.arraycopy(contacts, 0, newContacts, 0, contact.getId());
System.arraycopy(contacts, contact.getId() + 1, newContacts, contact.getId(), contacts.length - contact.getId() - 1);
contacts = newContacts;
}
}
case "4" -> {
System.out.print("Insira o nome, email ou telefone do contacto que pretende alterar: ");
String query = sin.nextLine();
int[] indexes = searchContactsIndex(query);
System.out.printf("Contactos encontrados: %d%n", indexes.length);
if (indexes.length == 0) {
System.out.println("Não foram encontrados contactos com esse nome, email ou telefone");
} else if (indexes.length == 1) {
System.out.println(contacts[indexes[0]]);
} else {
for (int index : indexes)
System.out.printf("%s%n", contacts[index]);
}
System.out.println();
}
case "5" -> {
for (Contact contact : contacts)
System.out.printf("%s%n", contact);
System.out.println();
}
default -> System.out.println("Opção inválida!");
}
}
}
private static boolean checkIfContactExists(int cc) {
for (Contact c : contacts) {
if (c.getPerson().getCc() == cc) {
System.out.print("Já existe um contacto para essa pessoa, pretende criar um novo? (s/n): ");
String answer = sin.nextLine();
return answer.equals("s");
}
}
return true;
}
private static int[] searchContactsIndex(String query) {
int[] indexes = new int[contacts.length];
int index = 0;
for (int i = 0; i < contacts.length; i++) {
if (contacts[i].getPerson().getName().contains(query) || contacts[i].getEmail().contains(query) || contacts[i].getPhone().contains(query)) {
indexes[index] = i;
index++;
}
}
return indexes;
}
private static Contact selectContact(int[] indexes) {
System.out.println("Foram encontrados vários contactos com esse nome, email ou telefone, selecione um:");
for (int index : indexes)
System.out.printf("%s%n", contacts[index]);
Contact contact;
do {
System.out.print("Insira o ID do contacto que pretende alterar: ");
int index = sin.nextInt();
contact = searchContactById(index);
} while (contact == null);
return contact;
}
private static Contact searchContactById(int id) {
for (Contact contact : contacts) {
if (contact.getId() == id) return contact;
}
return null;
}
}

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@ -44,6 +44,6 @@ public class Person {
@Override
public String toString() {
return String.format("%s; CC: %d; Date de nascimento: %s", this.name, this.cc, this.birthDate);
return String.format("%s; CC: %d; Data de nascimento: %s", this.name, this.cc, this.birthDate);
}
}