database.cpp

module database;
import std;

using namespace std;

namespace Records {
    Employee& Database::addEmployee(const string& firstName,
        const string& lastName)
    {
        Employee theEmployee{ firstName, lastName };
        theEmployee.setEmployeeNumber(m_nextEmployeeNumber++);
        theEmployee.hire();
        m_employees.push_back(theEmployee);
        return m_employees.back();
    }

    Employee& Database::getEmployee(int employeeNumber)
    {
            for (auto& employee : m_employees)
                    if (employee.getEmployeeNumber() == employeeNumber) 
                        return employee;    
            throw logic_error { "No employee found." };
    }

    Employee& Database::getEmployee(const string& firstName,
        const string& lastName)
    {
        for (auto& employee : m_employees) {
            if (employee.getFirstName() == firstName &&
                employee.getLastName() == lastName) {
				return employee;
			}
		}
		throw logic_error{ "No employee found." };
	}

    void Database::displayAll() const
    {
        for (const auto& employee : m_employees) {
			employee.display();
		}
	}

    void Database::displayCurrent() const
    {
        for (const auto& employee : m_employees) {
            if (employee.isHired()) {
				employee.display();
			}
		}
	}
    void Database::displayFormer() const
    {
        for (const auto& employee : m_employees) {
            if (!employee.isHired()) {
				employee.display();
			}
		}
	}
}