#include <iostream>

int chooseOperator()
{
    std::string operatorInput;
    std::cout << "btw im adding more features, and mod, inc, dec aint working yet\n";
    std::cout << "What operator would you like to use (sub, div, add, mul, mod, inc, dec)?: ";
    std::cin >> operatorInput;

    int operandDecider;
    if (operatorInput == "sub")
        operandDecider = 1;

    else if (operatorInput == "div")
        operandDecider = 2;

    else if (operatorInput == "add")
        operandDecider = 3;

    else if (operatorInput == "mul")
        operandDecider = 4;

    else if (operatorInput == "mod")
        operandDecider = 5;

    else if (operatorInput == "inc")
        operandDecider = 6;

    else if (operatorInput == "dec")
        operandDecider = 7;

    return operandDecider;
}

void process(int operandDecider, double num1, double num2, bool question)
{
    switch (operandDecider)
    {
    case 1:
        std::cout << num1 - num2 << "\n";
         questi
        break;
    case 2:
        std::cout << num1 / num2 << "\n";
         questi
        break;
    case 3:
        std::cout << num1 + num2 << "\n";
         questi
        break;
    case 4:
        std::cout << num1 * num2 << "\n";
         questi
        break;
    default:
        break;
    }
}

void AskIfWantUse(std::string &isYes;, bool &InvalidInput;, bool &Question;)
    {std::cout << "Want to use calculator? (Y/N): ";
    std::cin >> isYes;
    std::string exited;
 
    if (isYes == "Y"){ 
        InvalidInput = false;
        Question = true;}
   
    else if (isYes == "N"){
        InvalidInput = false;
        Question = false;}
 
        while (InvalidInput == true)
        {
           std::cout << "Invalid Input! (Y/N): ";
           std::cin >> isYes;
           if (isYes == "Y")
           break;
 
           if (isYes == "N")
            break;
   
        }
    if (isYes == "N")
    {
        std::cout << "Exited Program";
        std::cin >> exited;
        Question = false;
    }
}

int main()
{
    double num1;
    double num2;
    int operandDecider;
    std::string isYes;
    bool InvalidInput = true;
    bool Question = false;

    std::cout << "Welcome to Calculator\n";
    AskIfWantUse(isYes, InvalidInput, Question);

     if (Questi true){ 
        std::cout << "Enter number 1: ";
        std::cin >> num1;
        std::cout << "Enter number 2: ";
        std::cin >> num2;
        operandDecider = chooseOperator();
        process(operandDecider, num1, num2, Question); }
    

    while (Question == true)
    {
        AskIfWantUse(isYes, InvalidInput, Question);
        if (isYes == "N"){
                break;
        }

        std::cout << "Enter number 1: ";
        std::cin >> num1;
        std::cout << "Enter number 2: ";
        std::cin >> num2;
        operandDecider = chooseOperator();
        process(operandDecider, num1, num2, Question);
    }

    return 0;
}