main.cpp

#include <iostream>
#include <vector>
#include "petshop.h"
#include <ctime>
#include <iterator>

using namespace std;

static int money = 100;

int buy(){
    srand(time(NULL));
    if(money<=100){
        return 20+rand()%90;
    }
    else if(money<=150){
        return 50+rand()%130;
    }
    else{
        return 90+rand()%150;
    }
}



int main(){
    string type, sex;
    int price;
    string cmd;
    cout<<"Your current money is $100\n\n";
    vector <Animal> pets;
    int counter = 0;
    //commandline
    cout<<"==================================\n"
          "| WELCOME TO THE PETSHOP_TERMINAL|\n"
          "==================================\n";

    cout<<"Type '/help' to see a commands list\n\n";
    while(cmd != "/q"){
        cout<<"Enter a command \n >";
        cin>>cmd;
        if(cmd!="/q"){
            if(cmd == "/help"){
                cout<<"\t\t\t COMMANDS: \t\t\t\n"
                      "/buy - buy a new animal\n"
                      "/sell - try to sell each animal(50% success)\n"
                      "/sellshop - Sell a petshop. (All the animals will be returned to the shelter)";
            }
            else if(cmd == "/buy"){
                cout<<" Buy an animal:\n"
                      "Enter a type of animal \n>";cin>>type;
                cout<<"\nEnter it's sex:\n>";cin>>sex;
                cout<<"\nEnter it's price(how many you want for it):\n>";cin>>price;
                int *c = new int;
                *c = buy();
                if(*c > money){
                    cout<<"Oops.. This animal is too expensive for you. ($"<<*c<<")";
                }
                else{
                    Animal pet(type,sex,price);
                    pets.push_back(pet);
                    cout<<"Animal was bought sucessfull. It's number: "<<counter +1;
                    counter++;
                    money-=*c;
                }
                cout<<"Your money is: "<<money;
            }
            else if(cmd == "/sell"){
                unsigned int ind;
                cout<<"Enter a number of animal you want to sell:\n>";
                cin>>ind;
                money+=pets[ind-1]._price();
                pets.erase(pets.begin()+(ind-1));
                counter--;
                cout<<"Pet has been sold sucessful...";
            }
            else if(cmd == "/sellpetshop"){
                if(pets.size()<=10){
                    money+=300;
                }
                else if(pets.size()<=20){
                    money+=600;
                }
                else{
                    money += 1199;
                }
                cout<<"You've sold petshop...\n\n";
                break;
            }
        }


        else{
            cout<<"\nBYE";
            break;
        }
    }
    cout<<"Your money is "<<money<<" you're so rich! :)";
    return 0;
}

petshop.h

#ifndef PETSHOP_H
#define PETSHOP_H
#include <vector>
#include <string>
#include <fstream>
#include <map>
#include <ctime>

using namespace std;

class Animal{
private:
    string type;
    string sex;
    int price;
public:
    //constructor
    Animal(string type, string sex, int price){
        this->type = type;
        this->sex = sex;
        this->price = price;
    }
    ~Animal(){}
    string _type(){
        return type;
    }
    string _sex(){
        return sex;
    }
    int _price(){
        return price;
    }

    auto sell(){
        srand(time(NULL));
        return rand()%2;
    }
    auto buy_ware(int x){
        return 10*x ;
    }

};




#endif // PETSHOP_H