package a1;

import java.util.ArrayList;
import java.util.Collection;
import java.util.List;

public class Company{

    private List<Employee> employees = new ArrayList<Employee>();

    public boolean hasEmployee(Employee employee){
        for(Employee e:employees)
        {
            if(e.equals(employee))
                return true;
        }
        return false;
    }

    public boolean addEmployee(Employee employee){
        if(this.hasEmployee(employee)){
            return false;
        }
        else
        {
            employees.add(employee);
            return true;
        }
    }

    public void printAllEmployees(){
        for(Employee employee:employees){
            System.out.println(employee);
        }
    }

    public boolean isInCompany(Strategy strategy){
        for(Employee employee: this.employees){
            if(strategy.isCondition(employee))
                return true;
        }
        return false;
    }

}

package a1;

public abstract class Employee {
    private String name;
    private String ID;

    public Employee(String name, String ID){
        this.name=name;
        this.ID=ID;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public String getID() {
        return ID;
    }

    public void setID(String ID) {
        this.ID = ID;
    }

    public abstract double getSalary();

    public boolean equals(Object o){
        return o instanceof Employee && this.name.equals(((Employee)o).name) && this.ID.equals(((Employee)o).ID);
    }

    public String toString(){
        return "Name: " + this.name +  ", ID: " + this.ID + ", Salary: " + this.getSalary();
    }
}

package a1;

public class HourlyPaidEmployee extends Employee {
    private double hourlySalary;
    private int hoursWorked;
    public HourlyPaidEmployee(String name, String ID, double hourlySalary){
        super(name,ID);
        this.hourlySalary=hourlySalary;
    }
    public void setHoursWorked(int hoursWorked){
        this.hoursWorked=hoursWorked;
    }
    public void addHoursWorked(int hoursWorked){
        this.hoursWorked+=hoursWorked;
    }
    public double getSalary(){
        return this.hourlySalary*this.hoursWorked;
    }
}

package a1;

public class Main {
    public static void main(String[] args) {
        Company c = new Company();
        c.addEmployee(new PermanentEmployee("Chuck Norris","1337",12345));
        c.addEmployee(new PermanentEmployee("Arnold Schwarzenegger","T800",0));
        c.addEmployee(new HourlyPaidEmployee("Florin Piersic","1420623123453",999));
        c.addEmployee(new PermanentEmployee("Clint Eastwood","303301",88));
        c.printAllEmployees();
        //no clones allowed!
        c.addEmployee(new PermanentEmployee("Arnold Schwarzenegger","T800",0));
        System.out.println("\n");
        c.printAllEmployees();

        Strategy s1 = new NameStrategy("Florin Piersic");
        Strategy s2 = new SalaryStrategy();
        Strategy s3 = new NameStrategy("Florin Piersicutul");
        Strategy s4 = new SalaryStrategy(999999999);

        System.out.println(c.isInCompany(s1));
        System.out.println(c.isInCompany(s2));
        System.out.println(c.isInCompany(s3));
        System.out.println(c.isInCompany(s4));

    }
}

package a1;

public class NameStrategy implements Strategy {
    private String name;
    public NameStrategy(String name){
        this.name=name;
    }

    @Override
    public boolean isCondition(Employee employee) {
        return this.name.equals(employee.getName());
    }
}

package a1;

public class PermanentEmployee extends Employee {
    private double salary;
    public PermanentEmployee(String name, String ID, double salary){
        super(name,ID);
        this.salary=salary;
    }
    public double getSalary(){
        return this.salary;
    }
}

package a1;

public class SalaryStrategy implements Strategy {
    private double salary;
    public SalaryStrategy(double salary){
        this.salary = salary;
    }
    public SalaryStrategy(){
        this.salary=1000;
    }

    @Override
    public boolean isCondition(Employee employee) {
        return this.salary<=employee.getSalary();
    }
}

package a1;

public interface Strategy {
    public boolean isCondition(Employee employee);
}