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Main.java
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Main.java
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import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;
public class Main {
public static void list(List<String> number, List<String> name, List<String> last_name,
List<String> email, List<String> bof,int id) {
for (int i=0;i<name.size();i++) {
System.out.println("####");
System.out.print("id: ");
System.out.println(i+1);
System.out.print("first name: ");
System.out.println(name.get(i));
System.out.print("last name: ");
System.out.println(last_name.get(i));
System.out.print("phone number: ");
System.out.println(number.get(i));
System.out.print("email: ");
System.out.println(email.get(i));
System.out.print("birthdate: ");
System.out.println(bof.get(i));
}
}
public static void search_by_num(String num, List<String> number, List<String> name, List<String> last_name,
List<String> email, List<String> bof,int id) {
System.out.println("####");
int f=0;
for (int i=0; i<number.size(); i++) {
if (number.get(i).equals(num)) {
System.out.print("id: ");
System.out.println(i+1);
System.out.print("first name: ");
System.out.println(name.get(i));
System.out.print("last name: ");
System.out.println(last_name.get(i));
System.out.print("phone number: ");
System.out.println(number.get(i));
System.out.print("email: ");
System.out.println(email.get(i));
System.out.print("birthdate: ");
System.out.println(bof.get(i));
f=1;
}
}
if (f==0) {
System.out.println("no contacts found");
}
}
public static void search_by_mail(String e, List<String> number, List<String> name, List<String> last_name,
List<String> email, List<String> bof,int id) {
e = e.toLowerCase();
System.out.println("####");
int f=0;
for (int i=0;i<email.size();i++) {
if (email.get(i).equals(e)) {
System.out.print("id: ");
System.out.println(i+1);
System.out.print("first name: ");
System.out.println(name.get(i));
System.out.print("last name: ");
System.out.println(last_name.get(i));
System.out.print("phone number: ");
System.out.println(number.get(i));
System.out.print("email: ");
System.out.println(email.get(i));
System.out.print("birthdate: ");
System.out.println(bof.get(i));
f=1;
}
}
if (f==0) {
System.out.println("no contacts found");
}
}
public static void main(String[] args) {
int id=1;
Scanner scanner = new Scanner(System.in);
System.out.print("enter your command: ");
String command = scanner.nextLine();
List<String> name = new ArrayList<>();
List<String> last_name = new ArrayList<>();
List<String> number = new ArrayList<>();
List<String> email = new ArrayList<>();
List<String> bof = new ArrayList<>();
while (!command.equals("exit")) {
if (command.equals("add")) {
System.out.print(" first name: ");
command = scanner.nextLine();
name.add(command);
System.out.print(" last name: ");
command = scanner.nextLine();
last_name.add(command);
System.out.print(" phone number: ");
command = scanner.nextLine();
number.add(command);
System.out.print(" email: ");
command = scanner.nextLine();
email.add(command.toLowerCase());
System.out.print(" birthdate: ");
command = scanner.nextLine();
bof.add(command);
System.out.println("####");
System.out.printf("id: %d%n",id);
id++;
}
if (command.equals("list")) {
list(number,name,last_name,email,bof,id);
}
if (command.equals("search-by-phone")) {
System.out.print("phone number: ");
command = scanner.nextLine();
search_by_num(command,number,name,last_name,email,bof,id);
}
if (command.equals("search-by-email")) {
System.out.print("email: ");
command = scanner.nextLine();
search_by_mail(command,number,name,last_name,email,bof,id);
}
System.out.print("enter your command: ");
command = scanner.nextLine();
}
if (command.equals("exit")) {
System.exit(0);
}
}
}