public void RemoveFromFile()
{
IView removeProductView = new Views.RemoveProductView(productList);
removeProductView.Display();
IMessage view = new MessageView();
int input;
do
{
view.Display($"\nWhich product would you like to delete? (1-{productList.Count})");
input = UserInput.GetUserInputAsInteger("");
} while (input < 1 || input > productList.Count);
view.Display($"You are about to delete the following item: {productList[input - 1].Name}");
view.Display("\nProceed? (y/n): ");
string proceedString = string.Empty;
while (proceedString != "y" && proceedString != "n")
{
proceedString = Console.ReadLine();
}
if (proceedString == "y")
{
FileIO.RemoveLineFromFile(input - 1);
view.Display("The item was removed!");
}
}
public static void RemoveLineFromFile(int index)
{
string fileName = @"..\\..\\Data\\productList.txt";
string binaryPath = AppDomain.CurrentDomain.BaseDirectory + fileName;
try
{
List <string> linesList = File.ReadAllLines(binaryPath).ToList();
linesList.RemoveAt(index);
using (StreamWriter sw = new StreamWriter(binaryPath))
{
int count = 0;
foreach (string line in linesList)
{
if (count < linesList.Count - 1)
{
sw.WriteLine(line);
}
else
{
sw.Write(line);
}
count++;
}
}
}
catch (Exception e)
{
IMessage view = new MessageView();
view.Display(e.Message);
}
}
public void AddToProductFile()
{
Product newProduct = new Product();
IView addProductView = new AddProductView(productList);
IMessage view = new MessageView();
addProductView.Display();
view.Display("\nPlease enter EXIT at any time to quit.\n");
view.Display("Enter new product name: ");
string input = UserInput.GetUserInput("");
if (input.ToLower() == "exit")
{
return;
}
newProduct.Name = input;
view.Display("Enter new product category: ");
input = UserInput.GetUserInput("");
if (input.ToLower() == "exit")
{
return;
}
newProduct.Category = input;
bool checkPrice = false;
while (!checkPrice)
{
view.Display("Enter new product price: ");
input = UserInput.GetUserInput("");
if (input.ToLower() == "exit")
{
return;
}
if (double.TryParse(input, out double newPrice))
{
newProduct.Price = newPrice;
checkPrice = true;
}
}
view.Display("Enter new product description: ");
input = UserInput.GetUserInput("");
if (input.ToLower() == "exit")
{
return;
}
newProduct.Description = input;
while (input.ToLower() != "y" && input.ToLower() != "n")
{
view.Display($"\nName: {newProduct.Name}\nCategory: {newProduct.Category}\nPrice: {newProduct.Price}\nDescription: {newProduct.Description}");
view.Display("\nEnter this product into the database? (y/n): ");
input = UserInput.GetUserInput("");
}
bool alreadyExists = false;
if (input.ToLower() == "y")
{
foreach (Product p in productList)
{
if (p.Name.ToLower() == newProduct.Name.ToLower())
{
view.Display("A product with this name already exists!\n");
view.Display("This new product will not be added to the database!");
Console.ReadKey();
alreadyExists = true;
}
}
if (!alreadyExists)
{
FileIO.WriteToProductFile(newProduct);
Console.WriteLine("Wrote to File!");
Console.ReadKey();
}
}
else
{
view.Display("The new product was not added to the database.");
}
}
public void ProcessPayment()
{
IMessage view = new MessageView();
//Calculate Subtotal, tax and total
myOrder.Subtotal = 0;
foreach (Product p in myOrder.PurchaseList)
{
myOrder.Subtotal += p.Price * p.Qty;
}
myOrder.Tax = myOrder.Subtotal * Tax.tax;
myOrder.Total = myOrder.Subtotal + myOrder.Tax;
//Display the information
IView paymentView = new PaymentView(myOrder);
paymentView.Display();
//ask how they want to pay
int input;
do
{
view.Display("Input payment type: ");
input = UserInput.GetUserInputAsInteger("");
} while (!IsItemInProductList(input, 0, 3));
switch (input)
{
case 1: //Cash - Get amount tendered and calculate change
myOrder.PayInfo.PayType = POSTerminal.PayType.Cash;
do
{
view.Display($"{myOrder.PayInfo.AmountTenderedMessage}");
myOrder.PayInfo.AmountTendered += UserInput.GetUserInputAsDouble("");
myOrder.PayInfo.Change = myOrder.PayInfo.AmountTendered - myOrder.Total;
} while (myOrder.PayInfo.AmountTendered < myOrder.Total);
view.Display($"{myOrder.PayInfo.ChangeMessage} {myOrder.PayInfo.Change:C2}");
break;
case 2: //Credit - ask for number, expiration and cvv
string cancel = string.Empty;
do
{
cancel = string.Empty;
myOrder.PayInfo.PayType = POSTerminal.PayType.Credit;
view.Display(myOrder.PayInfo.CreditCardNumberMessage);
myOrder.PayInfo.CardNumber = UserInput.GetCreditCardNumber().Replace(" ", "");
view.Display(myOrder.PayInfo.ExpirationDateMessage);
myOrder.PayInfo.ExpirationDate = UserInput.GetCreditCardExpiration();
if ((myOrder.PayInfo.ExpirationDate.Year == DateTime.Now.Year && myOrder.PayInfo.ExpirationDate.Month < DateTime.Now.Month) ||
myOrder.PayInfo.ExpirationDate.Year < DateTime.Now.Year)
{
view.Display("This credit card has expired.");
view.Display("Enter r to re-enter the credit card information, enter c to cancel the order: ");
cancel = UserInput.GetUserInput("");
if (cancel.ToLower() != "r")
{
return;
}
}
} while (cancel.ToLower() == "r");
view.Display(myOrder.PayInfo.CvvMessage);
myOrder.PayInfo.Cvv = UserInput.GetCreditCardCVV();
view.Display("Enter cash back (press enter or input 0 to skip): ");
myOrder.PayInfo.CashBack = UserInput.GetCashBack();
myOrder.PayInfo.AmountTendered = myOrder.Total + myOrder.PayInfo.CashBack;
if (myOrder.PayInfo.CashBack != 0)
{
view.Display($"{myOrder.PayInfo.CashBackMessage} {myOrder.PayInfo.CashBack}");
}
break;
case 3: //Check - ask for check number
myOrder.PayInfo.PayType = POSTerminal.PayType.Check;
view.Display(myOrder.PayInfo.CheckNumberMessage);
myOrder.PayInfo.CheckNumber = UserInput.GetCheckNumber().Replace(" ", "");
myOrder.PayInfo.AmountTendered = myOrder.Total;
break;
default:
Console.WriteLine("Invalid Selection");
break;
}
ReceiptView receiptView = new ReceiptView(myOrder);
FileIO.WriteToOrderFile(myOrder);
receiptView.Display();
}
public void AddProductToCart()
{
ProductListView productListView = new ProductListView(productList);
IMessage view = new MessageView();
int quantity = 0;
view.Display("1: Search By Name\n2: Search By Category\n3: List All Products\n4: Go Back\n\nMake a selection: ");
bool goBack = false;
while (!goBack)
{
int input = UserInput.GetUserInputAsInteger("");
switch (input)
{
case 1:
goBack = true;
ProductListView filteredList;
do
{
view.Display("Enter product name: ");
string name = UserInput.GetUserInput("");
filteredList = new ProductListView(productListView.GetFilteredList("name", name));
}while (filteredList.ProductList.Count < 1);
filteredList.Display();
do
{
view.Display(string.Format("\nChoose a product (1-{0}): ", filteredList.ProductList.Count));
input = UserInput.GetUserInputAsIntegerOrReturnOne("");
} while (!IsItemInProductList(input, 0, filteredList.ProductList.Count));
input--;
view.Display("Enter Quantity: ");
quantity = UserInput.GetUserInputAsIntegerOrReturnOne("");
if (myOrder.PurchaseList.Contains(filteredList.ProductList[input]))
{
myOrder.PurchaseList.Find(x => x.Name == filteredList.ProductList[input].Name).Qty += quantity;
}
else
{
filteredList.ProductList[input].Qty += quantity;
myOrder.PurchaseList.Add(filteredList.ProductList[input]);
}
break;
case 2:
goBack = true;
string category;
bool proceed = false;
do
{
view.Display("Enter product category (food/beverage): ");
category = UserInput.GetUserInput("").ToLower();
switch (category)
{
case "food":
proceed = true;
break;
case "beverage":
proceed = true;
break;
default:
proceed = false;
break;
}
} while (!proceed);
ProductListView filteredListByCat = new ProductListView(productListView.GetFilteredList("category", category));
filteredListByCat.Display();
do
{
view.Display(string.Format("\nChoose a product (1-{0})", filteredListByCat.ProductList.Count));
input = UserInput.GetUserInputAsInteger("");
} while (!IsItemInProductList(input, 0, filteredListByCat.ProductList.Count));
input--;
view.Display("Enter Quantity: ");
quantity = UserInput.GetUserInputAsIntegerOrReturnOne("");
if (myOrder.PurchaseList.Contains(filteredListByCat.ProductList[input]))
{
myOrder.PurchaseList.Find(x => x.Name == filteredListByCat.ProductList[input].Name).Qty += quantity;
}
else
{
myOrder.PurchaseList.Add(filteredListByCat.ProductList[input]);
myOrder.PurchaseList.Find(x => x.Name == filteredListByCat.ProductList[input].Name).Qty += quantity;
}
break;
case 3:
goBack = true;
productListView.Display();
do
{
view.Display(string.Format("\nChoose a product (1-{0})", productList.Count));
input = UserInput.GetUserInputAsInteger("");
}while (!IsItemInProductList(input, 0, productList.Count));
input--;
view.Display("Enter Quantity: ");
quantity = UserInput.GetUserInputAsIntegerOrReturnOne("");
if (myOrder.PurchaseList.Contains(productList[input]))
{
myOrder.PurchaseList.Find(x => x.Name == productList[input].Name).Qty += quantity;
}
else
{
myOrder.PurchaseList.Add(productList[input]);
myOrder.PurchaseList.Find(x => x.Name == productList[input].Name).Qty += quantity;
}
break;
case 4:
goBack = true;
break;
default:
break;
}
}
}