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#include <iostream>
#include <iomanip>
#include <cctype>
#include <string>
#include <algorithm>
using namespace std;
const int items = 5;
const string ShopInventory[items] = {"Helms", "Boots", "Swords", "Axes", "Leather Armors"};
const int ItemPrices[items]= {10, 5, 20, 30, 50};
void PrintShop(int &);
int PlayerBuy(string [], int&);
void DisplayInventory(string []);
int main()
{
string PlayerInventory[items];
int playerMoney = 100;
char Response;
cout << "\t\tWelcome traveler to my lovely shop. \n";
cout << "\nFeel free to browse many of the wonderful items within";
cout << " this store. " << endl;
while(toupper(Response) != 'N')
{
PrintShop(playerMoney);
cout << PlayerBuy(PlayerInventory, playerMoney);
cout << "\n\nIs there anything else that you would like to buy? ";
cout << "Enter n or N to quit.\nElse enter y or Y to continue. ";
cin >> Response;
cin.ignore(std::numeric_limits<std::streamsize>::max(), '\n');
while(toupper(Response) != 'Y' && toupper(Response) != 'N')
{
cerr << "\nSorry, wrong input. Please try again. ";
cin >> Response;
cin.ignore(std::numeric_limits<std::streamsize>::max(), '\n');
}
}
DisplayInventory(PlayerInventory);
return 0;
}
void PrintShop(int &playerMoney)
{
cout << endl;
cout << " ***** Shop Inventory ***** " << endl << endl;
cout << "Shop items " << "\t\tPrice Per Item. " << endl << endl;
for(int i=0; i<items; i++)
{
cout << i+1 << ".) " << left << setw(22) << ShopInventory[i];
cout << left << setw(3) << ItemPrices[i] << " Gold" << endl;
}
cout << "\nYou currently have " << playerMoney << " gold available. ";
}
int PlayerBuy(string PlayerInventory[], int &playerMoney)
{
string input;
while (true)
{
cout << endl;
cout << "\nEnter what you would like to buy. ";
getline(cin, input);
auto it = find(begin(ShopInventory), end(ShopInventory), input);
if (it == end(ShopInventory))
{
cout << "\nThe item that you enter isn't in my inventory. ";
continue;
}
int index = std::distance(begin(ShopInventory), it);
if (!PlayerInventory[index].empty())
{
cout << "\nThe item that you enter is already in your inventory. ";
break;
}
else if(playerMoney - ItemPrices[index] < 0)
{
cout << "\nYou don't have enough money to buy this item.";
cout << " Returning to the main menu. ";
cout << endl;
break;
}
else
{
PlayerInventory[index] = input;
playerMoney -= ItemPrices[index];
break;
}
}
cout << "\nThe amount of money that you have now is. ";
return playerMoney;
}
void DisplayInventory(string PlayerInventory[])
{
cout << "\n\nThis is what You have in your inventory at the moment. ";
cout << endl << endl;
for(int i=0; i<items; i++)
{
if(PlayerInventory[i]==ShopInventory[i])
{
cout << PlayerInventory[i] << " ";
}
}
cout << endl << endl;
}
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