#include <iostream>
#include <string>
#include <cstring>
#include <algorithm>
#include "Employee.h"

#include "SalaryEmployee.h"
#include "WageEmployee.h"
#include "simpleMenu.h"



const int SIZE = 3;

//call the toString
void printEmployees( Employee * p[], int size)
{
    for ( int i=0; i < size; ++i )
        std::cout << p[i]->toString()  << std::endl;
}
//sorts by name
void sortEmployees( Employee * p[], int size)
{
    // Sort the array of pointers to Employee objects
    std::sort(p, p + size, [](Employee* a, Employee* b) {
        // Compare the names of the employees
        return strcmp(a->getName(), b->getName()) < 0;
    });
}
//sorts by name
void sortEmployeesByPay( Employee * p[], int size)
{
    std::sort(p, p + size, [](Employee* a, Employee* b) {
        return a->computePay() < b->computePay();
    });
}
// read from the user
void deleteEmployees( Employee*   p[], int size)
{
    std::vector<std::string> menuItems;
    for (int i = 0; i < size; ++i) {
        menuItems.emplace_back(p[i]->getName());
    }
    int selection = simpleMenu(menuItems, "Select an employee to eliminate.");
    delete[] p[selection];
}

bool isValid(std::string name, std::string salaryInput, std::string wageInput) {
    bool isValid = false;
    if ((std::atof(salaryInput.c_str()) > 0.0) && name.length() > 0 && std::atof(wageInput.c_str()) > 0.0) {
        isValid = true;
    }
    if (!isValid) {
        printf("Invalid input! Please try again!\n");
    }
    return isValid;
}

void readEmployees( Employee* p[], int size)
{
    std::vector<std::string> menuOptions = {"Wage Employee", "Salary Employee"};
    std::string name, salaryInput, wageInput, bonusInput;
    double salary, wage, bonus;
    for (int i = 0; i < size; ++i) {
        int employeeType = simpleMenu(menuOptions, "What type of employee will this be?");
        switch (employeeType) {
            case 0: {
                do {
                    printf("Enter a name for Employee %i of %i:", (i + 1), size);
                    std::getline(std::cin, name);
                    printf("Enter salary for %s: ", name.c_str());
                    std::getline(std::cin, salaryInput);
                    printf("Enter wage for %s: ", name.c_str());
                    std::getline(std::cin, wageInput);
                } while (!isValid(name, salaryInput, wageInput));
                salary = std::atof(salaryInput.c_str());
                wage = std::atof(wageInput.c_str());
                char *empName = strdup(name.c_str());
                p[i] = new WageEmployee(empName, wage, salary);
                free(empName);
                break;
            }
            case 1: {
                do {
                    printf("Enter a name for Employee %i of %i:", (i + 1), size);
                    std::getline(std::cin, name);
                    printf("Enter salary for %s: ", name.c_str());
                    std::getline(std::cin, salaryInput);
                    printf("Enter bonus for %s: ", name.c_str());
                    std::getline(std::cin, bonusInput);
                } while (!isValid(name, salaryInput, bonusInput));
                salary = std::atof(salaryInput.c_str());
                bonus = std::atof(wageInput.c_str());
                char *empName = strdup(name.c_str());
                p[i] = new SalaryEmployee(empName, salary, bonus);
                free(empName);
                break;
            }
        }
    }

        }

// What is even the purpose for these methods...
void poly1( Employee * p )
{
    std::cout << p->computePay()  << std::endl;
     std::cout << p->weeklyPay()  << std::endl;
}
void poly2( Employee &e )
{
    std::cout << e.computePay()  << std::endl;
    std::cout <<e.weeklyPay()  << std::endl;
}
void createAndDeleteObjects()
{
    SalaryEmployee se1;
    std::string s = "john";
    SalaryEmployee se2( s.c_str(), 80000 , 2500);
    std::cout << "--------------------\n";
}
void createAndDeleteObjectsPointers() {
    SalaryEmployee * pSe1  = new SalaryEmployee();
    std::string s = "john";
    SalaryEmployee * pSe2 = new SalaryEmployee( s.c_str(), 80000 , 2500);
    std::cout << "--------------------\n";
    delete pSe1;
    delete pSe2;
}
int main(int argc, char** argv)
{
    const std::string DASHES = "----------------";
    // Create an array of employee objects
    Employee *employeeArray[SIZE];
    readEmployees(employeeArray, SIZE);
    printEmployees(employeeArray, SIZE);
    std::printf("%s Sort by name %s\n", DASHES.c_str(), DASHES.c_str());
    sortEmployees(employeeArray, SIZE);
    printEmployees(employeeArray, SIZE);
    std::printf("%s Sort by pay %s\n", DASHES.c_str(), DASHES.c_str());
    sortEmployeesByPay(employeeArray, SIZE);
    printEmployees(employeeArray, SIZE);
    deleteEmployees(employeeArray, SIZE);
    // free the array
    delete[] &employeeArray;
   return 0;
}