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Kevin Coliat - Tusk Tasks #22

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6714b68
Task 1
kvncoliat01 Mar 4, 2016
080b079
Task 2
kvncoliat01 Mar 4, 2016
15c6295
Task 3
kvncoliat01 Mar 4, 2016
731cce6
Task 4
kvncoliat01 Mar 4, 2016
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83 changes: 48 additions & 35 deletions Refactoring/Data/Products.json
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Original file line number Diff line number Diff line change
@@ -1,37 +1,50 @@
[
{
"Name": "Chips",
"Price": 1.49,
"Quantity": 50
},
{
"Name": "Cookies",
"Price": 1.0,
"Quantity": 100
},
{
"Name": "Gum",
"Price": 0.85,
"Quantity": 50
},
{
"Name": "Pop",
"Price": 0.75,
"Quantity": 75
},
{
"Name": "Candy",
"Price": 0.85,
"Quantity": 30
},
{
"Name": "Chocolate Bars",
"Price": 1.25,
"Quantity": 25
},
{
"Name": "Nuts",
"Price": 1.0,
"Quantity": 1
}
{
"ProductId": "pChips",
"Name": "Chips",
"Price": 1.49,
"Quantity": 50
},
{
"ProductId": "pCookies",
"Name": "Cookies",
"Price": 1.0,
"Quantity": 100
},
{
"ProductId": "pGum",
"Name": "Gum",
"Price": 0.85,
"Quantity": 50
},
{
"ProductId": "pPop",
"Name": "Pop",
"Price": 0.75,
"Quantity": 75
},
{
"ProductId": "pCandy",
"Name": "Candy",
"Price": 0.85,
"Quantity": 30
},
{
"ProductId": "pCholocateBars",
"Name": "Chocolate Bars",
"Price": 1.25,
"Quantity": 25
},
{
"ProductId": "pNuts",
"Name": "Nuts",
"Price": 1.0,
"Quantity": 1
},
{
"ProductId": "pSoup",
"Name": "Soup",
"Price": 1.60,
"Quantity": 50
}
]
2 changes: 2 additions & 0 deletions Refactoring/Product.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,8 @@ namespace Refactoring
[Serializable]
public class Product
{
[JsonProperty("ProductId")]
public string Id;
[JsonProperty("Name")]
public string Name;
[JsonProperty("Price")]
Expand Down
117 changes: 80 additions & 37 deletions Refactoring/Tusc.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,7 @@
using System.IO;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;

namespace Refactoring
Expand Down Expand Up @@ -43,28 +44,29 @@ private static void InitializeMemberVariables(List<User> usrs, List<Product> pro

private static void OrderProducts()
{
int SelectedProductNumber;
string SelectedProductId;
int QuantityOrdered;

while (true)
{
ShowProductList();
SelectedProductNumber = GetValidUserProductSelection();
if (SelectedProductNumber == ProductList.Count + 1)
SelectedProductId = GetValidUserProductSelection();
if (SelectedProductId.Equals("quit"))
{
UpdateCurrentUsersBalance();
break;
}
else
{
Product mySelectedProduct = ProductNameLookupById(SelectedProductId);
Console.WriteLine();
Console.WriteLine("You want to buy: " + ProductList[SelectedProductNumber-1].Name);
Console.WriteLine("You want to buy: " + mySelectedProduct.Name);
Console.WriteLine("Your balance is " + LoggedInUser.Balance.ToString("C"));

QuantityOrdered = GetValidUserProductQuantity();
if (QuantityOrdered > 0 && VerifyUserFundsForSelectedPurchase(SelectedProductNumber, QuantityOrdered) && VerifyStockOnHand(SelectedProductNumber, QuantityOrdered))
if (QuantityOrdered > 0 && VerifyUserFundsForSelectedPurchase(mySelectedProduct, QuantityOrdered) && VerifyStockOnHand(mySelectedProduct, QuantityOrdered))
{
OrderProduct(SelectedProductNumber, QuantityOrdered);
OrderProduct(mySelectedProduct, QuantityOrdered);
}
else
{
Expand All @@ -74,6 +76,12 @@ private static void OrderProducts()
}
}

private static Product ProductNameLookupById(string sSelectedProductId)
{
//Search for the selected product in our available product
return ProductList.Where(x => x.Id.Equals(sSelectedProductId)).First();
}

private static void ShowPurchaseCancelledMessage()
{
Console.ForegroundColor = ConsoleColor.Yellow;
Expand All @@ -82,51 +90,54 @@ private static void ShowPurchaseCancelledMessage()
Console.ResetColor();
}

private static void OrderProduct(int SelectedProductNumber, int QuantityOrdered)
private static void OrderProduct(Product SelectedProduct, int QuantityOrdered)
{
UpdateBalance(SelectedProductNumber, QuantityOrdered);
RemoveItemsFromInventory(SelectedProductNumber, QuantityOrdered);
ShowOrderConfirmationMessage(SelectedProductNumber, QuantityOrdered);
UpdateBalance(SelectedProduct, QuantityOrdered);
RemoveItemsFromInventory(SelectedProduct, QuantityOrdered);
ShowOrderConfirmationMessage(SelectedProduct, QuantityOrdered);
}

private static void UpdateBalance(int SelectedProductNumber, int QuantityOrdered)
private static void UpdateBalance(Product SelectedProduct, int QuantityOrdered)
{
LoggedInUser.Balance = LoggedInUser.Balance - (ProductList[SelectedProductNumber-1].Price * QuantityOrdered);
LoggedInUser.Balance = LoggedInUser.Balance - Convert.ToDouble( SelectedProduct.Price) * QuantityOrdered;
}

private static void RemoveItemsFromInventory(int SelectedProductNumber, int QuantityOrdered)
private static void RemoveItemsFromInventory(Product SelectedProduct, int QuantityOrdered)
{
ProductList[SelectedProductNumber-1].Qty = ProductList[SelectedProductNumber-1].Qty - QuantityOrdered;
ProductList.Where(x => x.Equals(SelectedProduct)).First().Qty = SelectedProduct.Qty - QuantityOrdered;
// ProductList[SelectedProduct - 1].Qty = ProductList[SelectedProduct - 1].Qty - QuantityOrdered;
}

private static void ShowOrderConfirmationMessage(int SelectedProductNumber, int QuantityOrdered)
private static void ShowOrderConfirmationMessage(Product SelectedProduct, int QuantityOrdered)
{
Console.Clear();
Console.ForegroundColor = ConsoleColor.Green;
Console.WriteLine("You bought " + QuantityOrdered + " " + ProductList[SelectedProductNumber-1].Name);
Console.WriteLine("You bought " + QuantityOrdered + " " + SelectedProduct.Name);
Console.WriteLine("Your new balance is " + LoggedInUser.Balance.ToString("C"));
Console.ResetColor();
}

private static bool VerifyStockOnHand(int SelectedProductNumber, int QuantityOrdered)
private static bool VerifyStockOnHand(Product SelectedProduct, int QuantityOrdered)
{
bool stockOnHand = true;
if (ProductList[SelectedProductNumber-1].Qty <= QuantityOrdered)
int iProductCount = SelectedProduct.Qty;

if ((iProductCount <= 0) || iProductCount < QuantityOrdered)
{
Console.Clear();
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine();
Console.WriteLine("Sorry, " + ProductList[SelectedProductNumber-1].Name + " is out of stock");
Console.WriteLine("Sorry, " + SelectedProduct.Name + " is out of stock");
Console.ResetColor();
stockOnHand = false;
}
return stockOnHand;
}

private static bool VerifyUserFundsForSelectedPurchase(int SelectedProductNumber, int QuantityOrdered)
private static bool VerifyUserFundsForSelectedPurchase(Product SelectedProduct, int QuantityOrdered)
{
bool fundsAvailable = true;
if ((LoggedInUser.Balance - (ProductList[SelectedProductNumber-1].Price * QuantityOrdered)) < 0)
if ((LoggedInUser.Balance - (SelectedProduct.Price * QuantityOrdered)) < 0)
{
Console.Clear();
Console.ForegroundColor = ConsoleColor.Red;
Expand Down Expand Up @@ -190,27 +201,39 @@ private static void UpdateCurrentUsersBalance()
File.WriteAllText(@"Data/Products.json", json2);
}

private static int GetValidUserProductSelection()
private static string GetValidUserProductSelection()
{
int productNumber;
string productNumber;
while (true)
{
Console.WriteLine("Enter the product number:");
{
Console.WriteLine("Enter the product Id:");
string ProductNumberEntered = Console.ReadLine();
if (validateProduct(ProductNumberEntered, out productNumber))
{
break;
break;
}
}
}
return productNumber;
}

private static bool validateProduct(string ProductNumberEntered, out int productNumber )
private static bool validateProduct(string ProductNumberEntered, out string productId)
{
bool validProductSelected = false;

if (Int32.TryParse(ProductNumberEntered, out productNumber) && (productNumber <= ProductCount + 1))

//NOTE: productId may consist of Alpha-numerics without special characters
if (ProductIdEnteredIsValid(ProductNumberEntered, out productId) && ProductIdEnteredExists(productId))
{
validProductSelected = true;
}


//if (Int32.TryParse(ProductNumberEntered, out productNumber) && (productNumber <= ProductCount + 1))
//{

//}
else if (ProductNumberEntered.ToLower().Equals("quit"))
{
productId = ProductNumberEntered.ToLower();
validProductSelected = true;
}
else
Expand All @@ -220,6 +243,26 @@ private static bool validateProduct(string ProductNumberEntered, out int product
return validProductSelected;
}

private static bool ProductIdEnteredIsValid(string sUserSelection, out string sProductIdSelected)
{
//remove unwanted characters in the selection.
sProductIdSelected = Regex.Replace(sUserSelection.Trim(), @"[\\/':*?<>|]", "");

//Make sure the productSelected is not empty or null
return !String.IsNullOrWhiteSpace(sProductIdSelected);
}

private static bool ProductIdEnteredExists(string sUserSelection)
{
bool bFound = false;
foreach (var prod in ProductList)
{
if (prod.Id.Equals(sUserSelection))
bFound = true;
}
return bFound;
}

private static void ShowProductNumberInvalidMessage()
{
Console.ForegroundColor = ConsoleColor.Red;
Expand All @@ -236,9 +279,9 @@ private static void ShowProductList()
for (int i = 0; i < ProductCount; i++)
{
Product prod = ProductList[i];
Console.WriteLine(i + 1 + ": " + prod.Name + " (" + prod.Price.ToString("C") + ")");
Console.WriteLine(prod.Id + " : " + prod.Name + " (" + prod.Price.ToString("C") + ")");
}
Console.WriteLine(ProductList.Count + 1 + ": Exit");
Console.WriteLine("Type quit to exit the application");
}

private static void ShowRemainingBalance()
Expand All @@ -265,7 +308,7 @@ private static bool LoginUser()
User user = new User();

GetUserCredentials(ref userName, ref userPassword);
if (ValidateUserCredentials(userName, userPassword, ref user))
if (ValidateUserCredentials(userName, userPassword, ref user))
{
LoggedInUser = user;
ShowSuccessfulLoginMessage();
Expand All @@ -276,7 +319,7 @@ private static bool LoginUser()
ShowFailedCredentialsMessage();
}
return validatedUser;
}
}

private static void GetUserCredentials(ref string userName, ref string userPassword)
{
Expand All @@ -298,7 +341,7 @@ private static bool ValidateUserPassword(User userName, string password)
{
bool passwordValid = false;
if (userName.Password == password)
{
{
passwordValid = true;
}
return passwordValid;
Expand All @@ -321,7 +364,7 @@ private static bool ValidateUserCredentials(string userName, string userPassword
{
bool validCredentials = false;

if(FindUserInUserList(userName, ref user) && ValidateUserPassword(user, userPassword))
if (FindUserInUserList(userName, ref user) && ValidateUserPassword(user, userPassword))
{
validCredentials = true;
}
Expand All @@ -346,7 +389,7 @@ private static bool FindUserInUserList(string name, ref User foundUser)
return UserIsFound;
}



private static void ShowWelcomeMessage()
{
Expand Down
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