Module 2.1

//Employee.java
package employee;

public class Employee {
    //Attributes
    //Main Attributes
    protected double salary;
    protected String firstName, middleName, lastName;
    //Support Attributes
    protected int daysWorked;
    protected double deduction;
    protected double dailyRate;
    protected int id;
    //Constructor
    public Employee(int id, String firstName, String middleName, String lastName) {
        this.id = id;
        this.firstName = firstName;
        this.middleName = middleName;
        this.lastName = lastName;
    }
    public Employee(int id, String firstName, String middleName, String lastName, double salary, int daysWorked, double dailyRate) {
        this.id = id;
        this.firstName = firstName;
        this.middleName = middleName;
        this.lastName = lastName;
        this.salary = salary;
        this.daysWorked = daysWorked;
    }
    //Getter Methods
    public double getSalary() {
        return salary;
    }
    public String getName() {
        return firstName + " " + middleName + " "  + lastName;
    }
    public double getDeduction() {
        return deduction;
    }
    public int getID() {
        return id;
    }
    //Setter Methods
    public void setFirstName(String firstName) {
        this.firstName = firstName;
    }
    public void setMiddleName(String middleName) {
        this.middleName = middleName;
    }
    public void setLastName(String lastName) {
        this.lastName = lastName;
    }
    public void setDaysWorked(int daysWorked) {
        this.daysWorked = daysWorked;
    }
    public void setID(int id) {
        this.id = id;
    }
    public void setDailyRate(double dailyRate) {
        this.dailyRate = dailyRate;
    }
    public void setNewSalary(double salary) {
        this.salary = salary;
    }
    //Display Method
    public String getInfo() {
        String fullName = this.getName();
        return String.format("%d\t|\t%s\t|\tPhp %.2f\t|\t%d\t|\tPhp %.2f\n", id, fullName, salary, daysWorked, dailyRate);

    }
    public String toString() {
        String fullName = this.getName();
        return String.format("%d\t|\t%s\t|\tPhp %.2f\t|\t%d\t|\tPhp %.2f\n", id, fullName, salary, daysWorked, dailyRate);
    }
}

//RegularEmployee.java
package employee;

public class RegularEmployee extends Employee{
    //Attributes
    //Main Attributes
    private double basicPay;
    private double overtimePay;
    //Support: Basic pay
    //Support: Overtime Pay
    private int overtimeHours;

    //Constructor
    public RegularEmployee(int id, String firstName, String middleName, String lastName) {
        super(id, firstName, middleName, lastName);
    }
    public RegularEmployee(int id, String firstName, String middleName, String lastName, double salary, int daysWorked, double dailyRate, int overtimeHours) {
        super(id, firstName, middleName, lastName, salary, daysWorked, dailyRate);
        this.overtimeHours = overtimeHours;
    }

    //Getter Methods
    @Override
    public double getSalary() {
        this.getBasicPay();
        this.getOvertimePay();
        salary = basicPay + overtimePay;
        if(daysWorked > 20) {
            this.getDeduction();
            salary -= deduction;
        }
        return salary;
    }
    private double getBasicPay() {
        basicPay = daysWorked * dailyRate;
        return basicPay;
    }
    private double getOvertimePay() {
        overtimePay = overtimeHours * (0.15 * dailyRate);
        return overtimePay;
    }
    @Override
    public double getDeduction() {
        deduction = dailyRate * 20;
        return deduction;
    }
    //Setter Methods
    public void setOvertimeHours(int overtimeHours) {
        this.overtimeHours = overtimeHours;
    }
    public void setSalary(double dailyRate, int daysWorked, int overtimeHours) {
        this.getBasicPay();
        this.getOvertimePay();
        salary = basicPay + overtimePay;
        if(daysWorked > 20) {
            this.getDeduction();
            salary -= deduction;
        }
    }
}

//ContractualEmployee.java
package employee;

public class ContractualEmployee extends Employee {
    //Attributes
    //Main Attributes
    //Support Attributes
    private final double deductionConstant = 1250;
    //Constructor
    public ContractualEmployee(int id, String firstName, String middleName, String lastName) {
        super(id, firstName, middleName, lastName);
    }
    public ContractualEmployee(int id, String firstName, String middleName, String lastName, double salary, int daysWorked, double dailyRate) {
        super(id, firstName, middleName, lastName, salary, daysWorked, dailyRate);
    }
    //Getter Methods
    @Override
    public double getSalary() {
        salary = daysWorked * dailyRate;
        if(daysWorked > 20) {
            this.getDeduction();
            salary -= deduction;
        }
        return salary;
    }
    @Override
    public double getDeduction() {
        deduction = deductionConstant;
        return deduction;
    }
    //Setter Methods
    public void setSalary(double dailyRate, int daysWorked) {
        salary = daysWorked * dailyRate;
        if(daysWorked > 20) {
            this.getDeduction();
            salary -= deduction;
        }
    }
}

//Runner.java
package employee;

import java.util.Scanner;
import java.util.ArrayList;
import java.util.InputMismatchException;

public class Runner {
    public static void main(String[]args) {
        //Exit Variable
        boolean exit = false;
        //Employee Variables
        String name, firstName, middleName, lastName;
        int id = 0;
        int id2 = 0;
        //Scanner Object
        Scanner inputScanner = new Scanner(System.in);
        //Input Variable
        char input;
        int daysWorked = 0;
        int overtimeHours = 0;
        double dailyRate = 0;
        String nameInput;
        //Error Variable
        boolean errorMainMenu = false;
        //ArrayList
        ArrayList<RegularEmployee> regularEmployeeList = new ArrayList<RegularEmployee>();
        ArrayList<ContractualEmployee> contractualEmployeeList = new ArrayList<ContractualEmployee>();
        do {
            //Display
            System.out.println("Main Menu");
            System.out.println("1. New Employee");
            System.out.println("2. Employee List");
            System.out.println("3. Set Salary");
            System.out.println("4. Rename Employee");
            System.out.println("5. Remove Employee");
            System.out.println("6. Exit");
            //Scanner
            System.out.print("Input: ");
            input = inputScanner.next().charAt(0);
            //Exit
            switch(input) {
            case '1':
                boolean exitNewEmployee = false;
                //display
                do {
                    System.out.println("Create New Employee");
                    displayMenu();
                    input = inputScanner.next().charAt(0);
                    if (input == '1') {
                        //Scanner
                        Scanner nameScanner = new Scanner(System.in);
                        //Name Input
                        System.out.print("First Name Input: ");
                        firstName = nameScanner.nextLine();
                        System.out.print("Middle Name Input: ");
                        middleName = nameScanner.nextLine();
                        System.out.print("Last Name Input: ");
                        lastName = nameScanner.nextLine();
                        //Salary Input
                        boolean correctInput = false;
                        do {
                            try {
                                System.out.print("Days Worked Input: ");
                                daysWorked = inputScanner.nextInt();
                                System.out.print("Daily Rate Input: ");
                                dailyRate = inputScanner.nextDouble();
                                System.out.print("Overtime Hours Input: ");
                                overtimeHours = inputScanner.nextInt();
                                correctInput = true;
                            } catch (InputMismatchException ime) {
                                correctInput = false;
                            }
                            //ArrayList Creation
                            regularEmployeeList.add(new RegularEmployee(id, firstName, middleName, lastName, 0, daysWorked, dailyRate, overtimeHours));
                            regularEmployeeList.get(id).setDailyRate(dailyRate);
                            double salary = regularEmployeeList.get(id).getSalary();
                            regularEmployeeList.get(id).setNewSalary(salary);
                            System.out.println("Regular Employee Created: " + id + " " + regularEmployeeList.get(id).getName());
                            id++;
                        }while(!correctInput);
                        exitNewEmployee = true;
                    }
                    else if (input == '2'){
                        //Scanner
                        Scanner nameScanner = new Scanner(System.in);
                        //Name Input
                        System.out.print("First Name Input: ");
                        firstName = nameScanner.nextLine();
                        System.out.print("Middle Name Input: ");
                        middleName = nameScanner.nextLine();
                        System.out.print("Last Name Input: ");
                        lastName = nameScanner.nextLine();
                        //Salary Input
                        boolean correctInput = false;
                        do {
                            try {
                                System.out.print("Days Worked Input: ");
                                daysWorked = inputScanner.nextInt();
                                System.out.print("Daily Rate Input: ");
                                dailyRate = inputScanner.nextDouble();
                                correctInput = true;
                            } catch (InputMismatchException ime) {
                                correctInput = false;
                            }
                            //ArrayList Creation
                            contractualEmployeeList.add(new ContractualEmployee(id2, firstName, middleName, lastName, 0, daysWorked, dailyRate));
                            contractualEmployeeList.get(id2).setDailyRate(dailyRate);
                            double salary = contractualEmployeeList.get(id2).getSalary();
                            contractualEmployeeList.get(id2).setNewSalary(salary);
                            System.out.println("Contractual Employee Created: " + id2 + " " + contractualEmployeeList.get(id2).getName());
                            id2++;
                        }while(!correctInput);
                        exitNewEmployee = !exitNewEmployee;
                    }
                    else if (input == '3') {
                        exitNewEmployee = !exitNewEmployee;
                    }
                }while(!exitNewEmployee);
                break;
            case '2':
                boolean exitEmployeeList = false;
                //display
                do {
                    System.out.println("Employee List");
                    displayMenu();
                    input = inputScanner.next().charAt(0);
                    if (input == '1') {
                        System.out.println("Listing all Regular Employees");
                        displayOrder();
                        try {
                            for (int listEmployee = 0; listEmployee <= regularEmployeeList.size(); listEmployee++) {
                                System.out.print(regularEmployeeList.get(listEmployee));
                            }
                        } catch (IndexOutOfBoundsException ioobe) {
                            //System.out.println("Employees does not exist.");
                        }
                        exitEmployeeList = !exitEmployeeList;
                    }
                    else if (input == '2') {
                        System.out.println("Listing all Contractual Employees");
                        displayOrder();
                        try {
                            for (int listEmployee = 0; listEmployee <= contractualEmployeeList.size(); listEmployee++) {
                                System.out.print(contractualEmployeeList.get(listEmployee));
                            }
                        } catch (IndexOutOfBoundsException ioobe) {
                            //System.out.println("Employees does not exist.");
                        }
                        exitEmployeeList = !exitEmployeeList;
                    }
                    else if (input == '3') {
                        exitEmployeeList = !exitEmployeeList;
                    }
                }while(!exitEmployeeList);
                break;
            case '3':
                boolean exitSetSalary = false;
                do {
                    System.out.println("Set Salary");
                    displayMenu();
                    input = inputScanner.next().charAt(0);
                    if (input == '1') {
                        System.out.println("Listing all Regular Employees");
                        displayOrder();
                        try {
                            for (int listEmployee = 0; listEmployee <= regularEmployeeList.size(); listEmployee++) {
                                System.out.print(regularEmployeeList.get(listEmployee));
                            }
                        } catch (IndexOutOfBoundsException ioobe) {
                            //System.out.println("Employees does not exist.");
                        }
                        //Access ID
                        int integerInput = 0;
                        boolean correctInput = false;
                        do {
                            try {
                                //Scanner
                                Scanner accessScanner = new Scanner(System.in);
                                //Input
                                System.out.print("ID Input: ");
                                integerInput = accessScanner.nextInt();
                                correctInput = true;
                            }
                            catch (InputMismatchException ime) {
                                correctInput = false;
                            }
                        }while(!correctInput);
                        System.out.print("Accessing ");
                        regularEmployeeList.get(integerInput).getName();
                        System.out.print("\n");
                        correctInput = !correctInput;
                        do {
                            try {
                                System.out.print("Days Worked Input: ");
                                daysWorked = inputScanner.nextInt();
                                System.out.print("Daily Rate Input: ");
                                dailyRate = inputScanner.nextDouble();
                                System.out.print("Overtime Hours Input: ");
                                overtimeHours = inputScanner.nextInt();
                                correctInput = true;
                            } catch (InputMismatchException ime) {
                                correctInput = false;
                            }
                        }while(!correctInput);
                        regularEmployeeList.get(integerInput).setDaysWorked(daysWorked);
                        regularEmployeeList.get(integerInput).setDailyRate(dailyRate);
                        regularEmployeeList.get(integerInput).setOvertimeHours(overtimeHours);
                        regularEmployeeList.get(integerInput).setSalary(dailyRate, daysWorked, overtimeHours);
                        System.out.println("New Salary Initialized");
                        System.out.print(regularEmployeeList.get(integerInput).getInfo());

                        exitSetSalary = !exitSetSalary;
                    }
                    else if (input == '2') {
                        System.out.println("Listing all Contractual Employees");
                        displayOrder();
                        try {
                            for (int listEmployee = 0; listEmployee <= contractualEmployeeList.size(); listEmployee++) {
                                System.out.print(contractualEmployeeList.get(listEmployee));
                            }
                        } catch (IndexOutOfBoundsException ioobe) {
                            //System.out.println("Employees does not exist.");
                        }
                        //Access ID
                        int integerInput = 0;
                        boolean correctInput = false;
                        do {
                            try {
                                //Scanner
                                Scanner accessScanner = new Scanner(System.in);
                                //Input
                                System.out.print("ID Input: ");
                                integerInput = accessScanner.nextInt();
                                correctInput = true;
                            }
                            catch (InputMismatchException ime) {
                                correctInput = false;
                            }
                        }while(!correctInput);
                        System.out.print("Accessing ");
                        contractualEmployeeList.get(integerInput).getName();
                        System.out.print("\n");
                        correctInput = !correctInput;
                        do {
                            try {
                                System.out.print("Days Worked Input: ");
                                daysWorked = inputScanner.nextInt();
                                System.out.print("Daily Rate Input: ");
                                dailyRate = inputScanner.nextDouble();
                                correctInput = true;
                            } catch (InputMismatchException ime) {
                                correctInput = false;
                            }
                        }while(!correctInput);
                        contractualEmployeeList.get(integerInput).setDaysWorked(daysWorked);
                        contractualEmployeeList.get(integerInput).setDailyRate(dailyRate);
                        contractualEmployeeList.get(integerInput).setSalary(dailyRate, daysWorked);
                        System.out.println("New Salary Initialized");
                        System.out.print(contractualEmployeeList.get(integerInput).getInfo());

                        exitSetSalary = !exitSetSalary;
                    }
                }while(!exitSetSalary);
                break;
            case '4':
                boolean exitRenameEmployee = false;
                do {
                    System.out.println("Rename Employee");
                    displayMenu();
                    input = inputScanner.next().charAt(0);
                    if (input == '1') {
                        System.out.println("Listing all regular employees");
                        displayOrder();
                        try {
                            for (int listEmployee = 0; listEmployee <= regularEmployeeList.size(); listEmployee++) {
                                System.out.print(regularEmployeeList.get(listEmployee));
                            }
                        } catch (IndexOutOfBoundsException ioobe) {
                            //System.out.println("Employees does not exist.");
                        }
                        //Access ID
                        int integerInput = 0;
                        boolean correctInput = false;
                        do {
                            try {
                                //Scanner
                                Scanner accessScanner = new Scanner(System.in);
                                //Input
                                System.out.print("ID Input: ");
                                integerInput = accessScanner.nextInt();
                                correctInput = true;
                            }
                            catch (InputMismatchException ime) {
                                correctInput = false;
                            }
                        }while(!correctInput);
                        System.out.print("Accessing ");
                        regularEmployeeList.get(integerInput).getName();
                        System.out.print("\n");
                        //Scanner
                        Scanner nameScanner = new Scanner(System.in);
                        //Name Input
                        System.out.print("First Name Input: ");
                        firstName = nameScanner.nextLine();
                        System.out.print("Middle Name Input: ");
                        middleName = nameScanner.nextLine();
                        System.out.print("Last Name Input: ");
                        lastName = nameScanner.nextLine();
                        System.out.print("Successfully renamed " + regularEmployeeList.get(integerInput).getName());
                        regularEmployeeList.get(integerInput).setFirstName(firstName);
                        regularEmployeeList.get(integerInput).setMiddleName(middleName);
                        regularEmployeeList.get(integerInput).setLastName(lastName);
                        System.out.println(" to " + regularEmployeeList.get(integerInput).getName());

                        exitRenameEmployee = !exitRenameEmployee;
                    }
                    else if (input == '2') {
                        System.out.println("Listing all contractual employees");
                        displayOrder();
                        try {
                            for (int listEmployee = 0; listEmployee <= contractualEmployeeList.size(); listEmployee++) {
                                System.out.print(contractualEmployeeList.get(listEmployee));
                            }
                        } catch (IndexOutOfBoundsException ioobe) {
                            //System.out.println("Employees does not exist.");
                        }
                        //Access ID
                        int integerInput = 0;
                        boolean correctInput = false;
                        do {
                            try {
                                //Scanner
                                Scanner accessScanner = new Scanner(System.in);
                                //Input
                                System.out.print("ID Input: ");
                                integerInput = accessScanner.nextInt();
                                correctInput = true;
                            }
                            catch (InputMismatchException ime) {
                                correctInput = false;
                            }
                        }while(!correctInput);
                        System.out.print("Accessing ");
                        contractualEmployeeList.get(integerInput).getName();
                        System.out.print("\n");
                        //Scanner
                        Scanner nameScanner = new Scanner(System.in);
                        System.out.print("First Name Input: ");
                        firstName = nameScanner.nextLine();
                        System.out.print("Middle Name Input: ");
                        middleName = nameScanner.nextLine();
                        System.out.print("Last Name Input: ");
                        lastName = nameScanner.nextLine();
                        System.out.print("Successfully renamed " + contractualEmployeeList.get(integerInput).getName());
                        contractualEmployeeList.get(integerInput).setFirstName(firstName);
                        contractualEmployeeList.get(integerInput).setMiddleName(middleName);
                        contractualEmployeeList.get(integerInput).setLastName(lastName);
                        System.out.println(" to " + contractualEmployeeList.get(integerInput).getName());

                        exitRenameEmployee = !exitRenameEmployee;
                    }
                }while(!exitRenameEmployee);
                break;
            case '5':
                boolean exitRemoveEmployee = false;
                do {
                    System.out.println("Remove Employee");
                    displayMenu();
                    input = inputScanner.next().charAt(0);
                    if (input == '1') {
                        System.out.println("Listing all regular employees");
                        displayOrder();
                        try {
                            for (int listEmployee = 0; listEmployee <= regularEmployeeList.size(); listEmployee++) {
                                System.out.print(regularEmployeeList.get(listEmployee));
                            }
                        } catch (IndexOutOfBoundsException ioobe) {
                            //System.out.println("Employees does not exist.");
                        }
                        //Access ID
                        int integerInput = 0;
                        boolean correctInput = false;
                        do {
                            try {
                                //Scanner
                                Scanner accessScanner = new Scanner(System.in);
                                //Input
                                System.out.print("ID Input: ");
                                integerInput = accessScanner.nextInt();
                                correctInput = true;
                            }
                            catch (InputMismatchException ime) {
                                correctInput = false;
                            }
                        }while(!correctInput);
                        System.out.println("Removing regular employee, " + regularEmployeeList.get(integerInput).getName() + " , from the list.");
                        regularEmployeeList.remove(integerInput);
                        try {
                            for(int i = 0; i <= regularEmployeeList.size(); i++) {
                                regularEmployeeList.get(i).setID(i);
                            }
                        } catch(IndexOutOfBoundsException ioobe) {

                        }

                        exitRemoveEmployee = !exitRemoveEmployee;
                    }
                    else if (input == '2') {
                        System.out.println("Listing all contractual employees");
                        displayOrder();
                        try {
                            for (int listEmployee = 0; listEmployee <= contractualEmployeeList.size(); listEmployee++) {
                                System.out.print(contractualEmployeeList.get(listEmployee));
                            }
                        } catch (IndexOutOfBoundsException ioobe) {
                            //System.out.println("Employees does not exist.");
                        }
                        //Access ID
                        int integerInput = 0;
                        boolean correctInput = false;
                        do {
                            try {
                                //Scanner
                                Scanner accessScanner = new Scanner(System.in);
                                //Input
                                System.out.print("ID Input: ");
                                integerInput = accessScanner.nextInt();
                                correctInput = true;
                            }
                            catch (InputMismatchException ime) {
                                correctInput = false;
                            }
                        }while(!correctInput);
                        System.out.println("Removing contractual employee, " + contractualEmployeeList.get(integerInput).getName() + " , from the list.");
                        contractualEmployeeList.remove(integerInput);
                        try {
                            for(int i = 0; i <= contractualEmployeeList.size(); i++) {
                                contractualEmployeeList.get(i).setID(i);
                            }
                        } catch (IndexOutOfBoundsException ioobe) {

                        }

                        exitRemoveEmployee = !exitRemoveEmployee;
                    }
                }while(!exitRemoveEmployee);
                break;
            case '6':
                exit = true;
                break;
            default:
                break;
            }
        }while(!exit);
    }

    public static void displayMenu() {
        System.out.println("1. Regular Employee");
        System.out.println("2. Contractual Employee");
        System.out.println("3. Return");
        System.out.print("Input: ");
    }
    public static void displayOrder() {
        System.out.println("ID\t|\tEmployee Name\t|\tSalary\t|\tDaily Rate\t|\tDays Worked\t|\tDaily Rate");
    }
}