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#include <iostream>
#include <iomanip>
#include <fstream>
#include <cmath>
#include <string>
using namespace std;
struct menuItemType
{
string menuItem;
double menuPrice;
};
void header();
void getdata(ifstream&, menuItemType menuList[]);
void showmenu(ifstream&, menuItemType menuList[]);
void order(ifstream&, menuItemType menuList[], int amount[], int choice[], int&, int&);
void printcheck(ifstream&, menuItemType menuList[], int amount[], int choice[], int&, int&);
int main()
{
ifstream in;
in.open("menu.txt");
int amount[1000];
int choice[1000];
int i = 0;
int j = 0;
cout << fixed << setprecision(2);
header();
menuItemType menuList[8];
getdata(in, menuList);
showmenu(in, menuList);
order(in, menuList, amount, choice, i, j);
printcheck(in, menuList, amount, choice, i, j);
return 0;
}
void getdata(ifstream& in, menuItemType menuList[])
{
while (!in.eof())
{
for (int i = 0; i < 8; i++)
{
getline(in, menuList[i].menuItem, '$');
in >> menuList[i].menuPrice;
in.ignore(50, '\n');
}
}
}
void showmenu(ifstream& in, menuItemType menuList[])
{
cout << "\t\t\t Welcome to Johnny's Restaurant" << endl;
cout << "\t\t\t\t\t MENU" << endl;
cout << endl;
for (int i = 1; i <= 7; i++)
{
cout << i << "." << setw(10) << right << menuList[i].menuItem
<< setw(20) << right << "$" << menuList[i].menuPrice << endl;
}
}
void order(ifstream& in, menuItemType menuList[], int amount[], int choice[], int& i, int& j)
{
bool flag = true;
char cont = char();
while (flag)
{
cout << "Please enter the number of the order: ";
cin >> choice[i];
while (choice[i] <= 0 || choice[i] > 7)
{
cout << "Please input valid order number: ";
cin >> choice[i];
if (cin.fail())
{
cin.clear();
cin.ignore(1000, '\n');
cin >> choice[i];
}
}
cout << endl << "Please enter the amount of " << menuList[choice[i]].menuItem << "that you want: ";
cin >> amount[j];
while (amount[j] <= 0 || amount[j] > 1000)
{
cout << "Please input valid amount: ";
cin >> amount[j];
if (cin.fail())
{
cin.clear();
cin.ignore(1000, '\n');
cin >> amount[j];
}
}
cout << endl << "Do you wish to continue ordering? Y/N" << endl;
cin >> cont;
if (cont == 'y' || cont == 'Y')
{
flag = true;
i++;
j++;
if (i == 8 && j == 8)
break;
}
else
{
flag = false;
}
}
}
void printcheck(ifstream& in, menuItemType menuList[], int amount[], int choice[], int& i, int& j)
{
const double tax = .09;
double total = 0;
double price = double();
bool flag = true;
system("cls");
cout << "\t\t\t\t\t Check" << endl;
cout << endl;
for (i = 0; i <= 8; i++)
{
cout << menuList[choice[i]].menuItem;
price = menuList[choice[i]].menuPrice * amount[j];
cout << price << endl;
}
for (int k = 0; k < 80; k++)
{
cout << "_";
}
total += price;
cout << endl << "Total" << total << endl;
}
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