/**
* Read the catalogue file and create a list of food objects
* return: a list of foodItem objects
*/
static List <foodItem> createCatalogue(string catalogue)
{
//read in the file
string[] prices = File.ReadAllLines(catalogue);
//create a list of the items and their prices
List <foodItem> catalogueList = new List <foodItem>();
foreach (string price in prices)
{
string[] catalogueInfo = price.Split(',');
string itemName = catalogueInfo[0];
string itemPrice = catalogueInfo[1];
//check if the item is on sale and add it to the list
if (catalogueInfo.Length > 2)
{
string salePrice = catalogueInfo[2];
grocerystore.foodItem foodObject = new foodItem(itemName, itemPrice, salePrice);
catalogueList.Add(foodObject);
continue;
}
//if the item isnt on sale add it to the list
grocerystore.foodItem foodObj = new foodItem(itemName, itemPrice);
catalogueList.Add(foodObj);
}
return(catalogueList);
}
/**
* Takes the name of the cart file and a list of foodItem objects and performs the checkout
*/
static void checkout(string cart, List <foodItem> catalogueList)
{
//read in the content of the cart file
string[] items = File.ReadAllLines(cart);
//find the item prices
float totalPrice = 0;
string receiptString = "";
foreach (string item in items)
{
//find the index of the object correlating to the food item
int index = catalogueList.FindIndex(food => food.getItemName() == item);
//check if that item is in the catalogue
if (index < 0)
{
//not sure how this should be handled so I just printed an error message
System.Console.WriteLine(item + " not found in the catalogue. I guess its free!!");
continue;
}
else
{
foodItem food = catalogueList[index];
//check if there is a sale on the item
if (food.getSalePrice() < 0)
{
//item isnt on sale
receiptString += food.getItemName() + " = $" + food.getItemPrice().ToString("0.00") + "\n";
totalPrice += food.getItemPrice();
}
else
{
//item is on sale
receiptString += food.getItemName() + " = Regular Price: $" + food.getItemPrice().ToString("0.00") + " Sale Price: $" + food.getSalePrice().ToString("0.00") + "\n";
totalPrice += food.getSalePrice();
}
}
}
//print final results
receiptString = receiptString + "\nTotal = $" + totalPrice.ToString("0.00") + "\nThanks for shopping with us!\n\n";
System.Console.WriteLine(receiptString);
}
