// ----------------------------------------------------------------------
// Test One Program - Dillard's Promotions
// 
// Written by Caitlin Hansen
// October 2008
//
// Purpose: To calculate the proper savings, display both the savings and 
// the amount owed after savings, and to print the name of the gift for 
// which the customer is registered.
//-----------------------------------------------------------------------

// ------ Preprocessor Section ------

# include <iostream>
# include <iomanip>
# include <cmath>
using namespace std;

// -------- Main Function --------

int main ()
{

// ------ Variables ------

   float purchase,          // amount of purchase
         savings,           // amount saved with the discount
         amountowed;        // amount owed after savings

// ----- Input Phase -----

cout << endl;
cout << "Welcome to the Dillard's Promotion Calculator";
cout << endl;
cout << endl;
cout << "Please enter the amount of your purchase ---> $ ";
cin >> purchase;
cout << endl;
cout << endl;

// ---- Processing Phase ----

if(purchase < 50)
{
   savings = purchase * 0.10;
   amountowed = purchase - savings;
   cout << "       Congratulations, you've earned a free gift of an electric knife!";
}
 else if(purchase >= 50 && purchase <= 250)
{
   savings = (purchase - 50) * 0.15 + 5.00; 
   amountowed = purchase - savings;
   cout << "       Congratulations, you've earned a free gift of a new blender!";
}
 else
{
   savings = (purchase - 250) * 0.20 + 35.00;
   amountowed = purchase - savings;
   cout << "       Congratulations, you've earned a free gift of a toaster oven!";
}

// ----- Output Phase -----

cout << fixed;             // force fixed point format for floats

cout << endl;

cout << setprecision(2);   // two decimal digit for floats

cout << endl;
cout << endl;
cout << "                  Amount of Purchase:                  $ " << setw(5) << purchase;
cout << endl;
cout << endl;
cout << "                  Amount Discounted:                   $ " << setw(5) << savings;
cout << endl;
cout << endl;
cout << "                  Total Amount Owed:                   $ " << setw(5) << amountowed;
cout << endl;
cout << endl;

return 0;
}