public static void main(String[] args) {

Scanner scanner = new Scanner(System.in);

menu();

int item = scanner.nextInt();

while (item != 0) {

switch (item) {

case 1: // Add one person

addPerson(scanner); //calling addPerson function

break;

case 2: // Search for a person and edit this person's information based on national Id

System.out.println("\u001B[42m" + "search & edit" + "\u001B[40m");

System.out.println("Enter national id : ");

int nationalId = scanner.nextInt();

searchAndEdit(nationalId , scanner); //calling searchAndEdit function

break;

case 3: // Delete one person based on national id

System.out.println("Enter national id : ");

int nationalId1 = scanner.nextInt();

deletePerson(nationalId1); // calling delete function

break;

case 4:

System.out.println("\u001B[42m" + "show information" + "\u001B[40m");

System.out.println("Enter national id : ");

int nationalId2 = scanner.nextInt();

Person person = search(nationalId2, Root.getObject().GetPerson()); //searches person with search function

if(person == null){

System.out.println("\u001B[31m" + "this natinal id does not exist" + "\u001B[37m" + "\n __________________________");

}else{

System.out.println(person); // show person info

}

break;

case 5 : // Prints informatin about all person

System.out.println("\u001B[42m" + "show all person" + "\u001B[40m");

if(Root.getObject().GetPerson() != null ){

List<Person> list = subTree(Root.getObject().GetPerson());

System.out.println(Root.getObject().GetPerson());

for (Person per : list) {

System.out.println(per);

}

}

else

System.out.println("\u001B[31m" + "don't exist any person" + "\u001B[37m ");

break;

case 6 : //Prints all children's of any person(with national id)

System.out.println("\u001B[42m" + "shows all cildren" + "\u001B[40m");

System.out.println("Enter national id : ");

int nationalId3 = scanner.nextInt();

Person p = search(nationalId3, Root.getObject().GetPerson());

if(p == null)

System.out.println("\u001B[31m" + "this natinal id does not exist" + "\u001B[37m" + "\n __________________________");

else{

List<Person> list = p.getChildren();

if(list.size() == 0){

System.out.println("\u001B[31m" + "this person does not have any children's" + "\u001B[37m" + "\n __________________________");

}

else{

for (Person pers : list) {

System.out.println(pers);

}

}

}

break;

case 7 : //Prints all people who are alive

if(Root.getObject().GetPerson() != null){

if(Root.getObject().GetPerson().getStatus() == Status.DEAD){

System.out.println(Root.getObject().GetPerson());

}

List <Person> list1 = subTree(Root.getObject().GetPerson()); // use of subTree function and get all subTree

for (Person per : list1) {

if(per.getStatus() == Status.DEAD){

System.out.println(per);

}

}

}

else{

System.out.println("does not exist any peson");

}

break;

case 8 : //Prints any father that have more children's

if(Root.getObject().GetPerson() != null){

List<Person> list3 = new LinkedList<Person>();

list3.add(Root.getObject().GetPerson());

list3.addAll(subTree(Root.getObject().GetPerson())); // fill my list from all subTree of root

Person person_more_children = Root.getObject().GetPerson();

if(list3.size() == 1 ){

System.out.println("\u001B[33m" + "only exsit root" + "\u001B[37m" );

}

else{

for (Person person2 : list3) {

if(person2.getChildren().size() > person_more_children.getChildren().size() ){

person_more_children = person2;

}

}

System.out.println(person_more_children); //Prints any father that have more children's

System.out.println("number of children : " + person_more_children.getChildren().size());

}

}

else{

System.out.println("does not exist any peson");

}

break;

case 0 : System.exit(0);

default: //for give any wrong argument from user

System.out.println("\u001B[31m" + "enter the correct option" + "\u001B[37m" );

}

menu();

item = scanner.nextInt();

}

scanner.close();

}

/** this method show main menu */

public static void menu() {

System.out.println(" ______________________________________________________________________________________");

System.out.println("| 1 -> Add one person |");

System.out.println("| 2 -> Search for a person and edit this person's information based on national Id |");

System.out.println("| 3 -> Delete one person based on national id |");

System.out.println("| 4 -> Prints information about each person individually |");

System.out.println("| 5 -> Prints informatin about all person |");

System.out.println("| 6 -> " + "\u001B[33m" + "(*)" + "\u001B[37m"+ "Prints all children's of any person(with national id) |");

System.out.println("| 7 -> " + "\u001B[33m" + "(*)" + "\u001B[37m" + "Prints all people who are dead |");

System.out.println("| 8 -> " + "\u001B[33m" + "(*)" + "\u001B[37m" + "Prints any father that have more children's |");

System.out.println("| 0 -> " + "\u001B[31m" + "(-)exit " + "\u001B[37m |");

System.out.println("|______________________________________________________________________________________|");

System.out.print(":");

}

public static void addPerson(Scanner scanner){

Root root = Root.getObject();

if (root.GetPerson() == null) { // first person

System.out.println("\u001B[42m" + "This is first person and Root of tree" + "\u001B[40m");

System.out.println("Enter first name(without space):");

String fName = scanner.next();

System.out.println("Enter last name(without space)");

String lName = scanner.next();

System.out.println("Enter national id : ");

int nationalId = scanner.nextInt();

System.out.println("\u001B[33m" + "__________________________" + "\u001B[37m");

System.out.println("Enter birth Date:\n Day(1_31):");

int day = scanner.nextInt();

System.out.println("Month(1_12):");

int month = scanner.nextInt();

System.out.println("Year(<2021):");

int year = scanner.nextInt();

System.out.println("Enter birth place : ");

String birthPlace = scanner.next();

System.out.println("\u001B[33m" + "__________________________" + "\u001B[37m");

System.out.println("(m) for male & (f) for female (default = male):");

char gender = scanner.next().charAt(0);

System.out.println("(l) for alive & (d) for dead (default = aLive): ");

char status = scanner.next().charAt(0);

Person person = new Person(fName, lName, nationalId, birthPlace);

if (gender == 'f')

person.setGender(Gender.FEMALE);

else

person.setGender(Gender.MALE);

if (status == 'd')

person.setStatus(Status.DEAD);

else

person.setStatus(Status.A_LIVE);

person.setBirthDate(day, month, year);

root.setPerson(person);

} else { // child

System.out.println("\u001B[42m" + "Add children" + "\u001B[40m");

System.out.println("Enter the parent national id : ");

int nationalId1 = scanner.nextInt();

Person p = search(nationalId1, root.GetPerson());

if (p == null) {

System.out.println("\u001B[31m" + "this natinal id does not exist" + "\u001B[37m"

+ "\n __________________________");

}else {

if(p.getSpuseName() == null){

System.out.println("\u001B[42m" + "spouse informatin for parent" + "\u001B[40m");

System.out.println("\u001B[33m" + "__________________________" + "\u001B[37m");

System.out.println("Enter national id for spouse(parent)");

int spouseId = scanner.nextInt();

Person flag1 = search(spouseId ,Root.getObject().GetPerson());

if(flag1 != null && ((flag1.getGender() == Gender.MALE && p.getGender() == Gender.FEMALE) || (flag1.getGender() == Gender.FEMALE && p.getGender() == Gender.MALE))){

p.setSpouse(flag1);

flag1.setSpouse(p);

}

else{

System.out.println("Enter first name for spouse(parent) ");

String spouseFName = scanner.next();

System.out.println("Enter last name for spouse(parent) ");

String spouseLName = scanner.next();

p.setSpuseName(spouseFName + " " + spouseLName);

}

}

System.out.println("\u001B[42m" + "child informatin" + "\u001B[40m");

System.out.println("\u001B[33m" + "__________________________" + "\u001B[37m");

System.out.println("Enter first name(without space):");

String fName = scanner.next();

System.out.println("Enter last name(without space)");

String lName = scanner.next();

System.out.println("Enter national id : ");

int nationalId = scanner.nextInt();

while( null != search(nationalId, Root.getObject().GetPerson())){ // if this id dons not already exist continue

System.out.println("\u001B[31m" + "this id already exist"+ "\u001B[37m");

System.out.println("1 -> try again");

System.out.println("\u001B[31m" + "0 -> cancel"+ "\u001B[37m");

int flag = scanner.nextInt();

if(flag == 0 ){

return;

}

System.out.println("Enter national id : ");

nationalId = scanner.nextInt();

}

System.out.println("\u001B[33m" + "__________________________" + "\u001B[37m");

System.out.println("Enter birth Date:\n Day(1_31):");

int day = scanner.nextInt();

System.out.println("Month(1_12):");

int month = scanner.nextInt();

System.out.println("Year(<2021):");

int year = scanner.nextInt();

System.out.println("Enter birth place : ");

String birthPlace = scanner.next();

System.out.println("(m) for male & (f) for female (default = male):");

char gender = scanner.next().charAt(0);

System.out.println("(l) for alive & (d) for dead (default = aLive): ");

char status = scanner.next().charAt(0);

Person person = new Person(fName, lName, nationalId, birthPlace);

if (gender == 'f')

person.setGender(Gender.FEMALE);

else

person.setGender(Gender.MALE);

if (status == 'd')

person.setStatus(Status.DEAD);

else

person.setStatus(Status.A_LIVE);

person.setBirthDate(day, month, year);

person.setParent(p);

p.addChildrens(person);

}

}

}

/**

public static void searchAndEdit(int nationalId , Scanner scanner){

Root root = Root.getObject();

Person p = search(nationalId, root.GetPerson());

if (p == null) {

System.out.println("\u001B[31m" + "this natinal id does not exist" + "\u001B[37m"

+ "\n __________________________");

} else{

System.out.println(p);

System.out.println("\u001B[33m" + "__________________________________" + "\u001B[37m");

System.out.println("1 -> edit first name "+"\u001B[33m" + "|"+ "\u001B[37m");

System.out.println("2 -> edit last name "+"\u001B[33m" + "|"+ "\u001B[37m");

System.out.println("3 -> edit national id "+"\u001B[33m" + "|"+ "\u001B[37m");

System.out.println("4 -> edit birth date "+"\u001B[33m" + "|"+ "\u001B[37m");

System.out.println("5 -> edit birth place "+"\u001B[33m" + "|"+ "\u001B[37m");

System.out.println("6 -> edit status "+"\u001B[33m" + "|"+ "\u001B[37m");

System.out.println("0 -> " + "\u001B[31m" + "done " + "\u001B[40m"+"\u001B[33m" + "|"+ "\u001B[37m");

System.out.println("\u001B[33m" + "_________________________________|" + "\u001B[37m");

int flag = scanner.nextInt();

while (flag != 0) {

switch (flag) {

case 1: // edit first name

System.out.println("Enter new first name(without space):");

String fName = scanner.next();

p.setFName(fName);

if(p.getSpouse() != null){

p.getSpouse().setSpouse(p);

}

break;

case 2: // edit last name

System.out.println("Enter new last name(without space):");

String lName = scanner.next();

p.setLName(lName);

if(p.getSpouse() != null){

p.getSpouse().setSpouse(p);

}

break;

case 3: // edit national id

System.out.println("Enter new national id : ");

int nationalId1 = scanner.nextInt();

Person p1 = search(nationalId1, root.GetPerson());

if (p1 != null) {

System.out.println("\u001B[31m" + "this natinal id already exist"

+ "\u001B[37m" + "\n __________________________");

break;

} else {

p.setNationalId(nationalId1);

// for (Person i : p.getChildren()) {

// i.getParent().setNationalId(nationalId1);

// }

}

break;

case 4: // edit birth date

System.out.println("Enter birth new Date:\n Day(1_31):");

int day = scanner.nextInt();

System.out.println("Month(1_12):");

int month = scanner.nextInt();

System.out.println("Year(<2021):");

int year = scanner.nextInt();

p.setBirthDate(day, month, year);

break;

case 5: // edit birth place

System.out.println("Enter new birth place : ");

String birthPlace = scanner.next();

p.setBirthPlace(birthPlace);

break;

case 6: // edit status

System.out.println("(l) for alive & (d) for dead (default = aLive): ");

char status = scanner.next().charAt(0);

if (status == 'd')

p.setStatus(Status.DEAD);

else

p.setStatus(Status.A_LIVE);

break;

case 0: // after edit done

flag = 0;

break;

default: // when user enter any character that dont related this menu

System.out.println("\u001B[31m" + "!!Incorrect arg" + "\u001B[37m");

break;

}

if (flag != 0) {// show menu again

System.out.println("\u001B[33m" + "__________________________________" + "\u001B[37m");

System.out.println("1 -> edit first name "+"\u001B[33m" + "|"+ "\u001B[37m");

System.out.println("2 -> edit last name "+"\u001B[33m" + "|"+ "\u001B[37m");

System.out.println("3 -> edit national id "+"\u001B[33m" + "|"+ "\u001B[37m");

System.out.println("4 -> edit birth date "+"\u001B[33m" + "|"+ "\u001B[37m");

System.out.println("5 -> edit birth place "+"\u001B[33m" + "|"+ "\u001B[37m");

System.out.println("6 -> edit status "+"\u001B[33m" + "|"+ "\u001B[37m");

System.out.println("0 -> " + "\u001B[42m" + "done " + "\u001B[40m"+"\u001B[33m" + "|"+ "\u001B[37m");

System.out.println("\u001B[33m" + "_________________________________|" + "\u001B[37m");

flag = scanner.nextInt();

}

}

}

}

/**

public static void deletePerson(int nationalId){

Root root = Root.getObject();

Person p1 = search(nationalId, root.GetPerson());

if (p1 == null) {

System.out.println("\u001B[31m" + "this natinal id does not exist" + "\u001B[37m" + "\n __________________________");

} else {

p1.getChildren().clear();

if(p1.getNationalId() == root.GetPerson().getNationalId()){

root.setPerson(null);

}

else {

List<Person> list = p1.getParent().getChildren();

for(Person i : list){

if(i.getNationalId() == p1.getNationalId()){

// p1.getFather().getChildren().set(p1.getFather().getChildren().indexOf(i), null);

p1.getParent().getChildren().remove(p1.getParent().getChildren().indexOf(i));

i = null;

}

}

p1 = null;

}

}

}

/** this method with get one person , return all of sub tree from that */

public static List<Person> subTree(Person person) {

// LinkedList<Person> persons = new LinkedList<>();

List<Person> list = new CopyOnWriteArrayList<Person>();

list.addAll(person.getChildren());

if(list != null){

for (Person p : list){

if(subTree(p) != null)

list.addAll(subTree(p));

else continue;

}

}

return list;

}

/**

public static Person search(int nationalID, Person person) {

if(person == null ){

return null;

}

else{

if(person.getNationalId() == nationalID)

return person;

LinkedList<Person> childrens = new LinkedList<>();

childrens = person.getChildren();

if (childrens != null ) {

for (Person p : childrens) {

if (p.getNationalId() == nationalID) {

return p;

}

Person flag = (search(nationalID , p));

if(flag == null ){

continue;

}

else

return flag;

}

}

return null;

}

}

}