/// <summary>
/// display confirmation that a salesperson account was successfully loaded
/// </summary>
/// <param name="maxAttemptsExceeded"></param>
/// <returns>bool</returns>
public bool DisplayLoadAccountInfo(out bool maxAttemptsExceeded)
{
string userResponse;
maxAttemptsExceeded = false;
ConsoleUtil.HeaderText = "Load Account";
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage("");
userResponse = ConsoleValidator.GetYesNoFromUser(MAXIMUM_ATTEMPTS,
"Load the account information?", out maxAttemptsExceeded);
if (maxAttemptsExceeded)
{
ConsoleUtil.DisplayMessage("It appears you are having difficulty. You will " +
"return to the main menu.");
return(false);
}
else
{
//
// note use of ternary operator
//
return(userResponse == "YES" ? true : false);
}
}
/// <summary>
/// prompts the user to save account and travel log
/// </summary>
/// <param name="salesperson"></param>
/// <param name="maxAttemptsExceeded"></param>
/// <returns></returns>
public bool DisplaySaveAccountInfo(Salesperson salesperson, out bool maxAttemptsExceeded)
{
string userResponse;
maxAttemptsExceeded = false;
ConsoleUtil.HeaderText = "Save Account";
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage("The current account information.");
DisplayAccountDetail(salesperson);
ConsoleUtil.DisplayMessage("");
userResponse = ConsoleValidator.GetYesNoFromUser(MAXIMUM_ATTEMPTS, "Save the account information?", out maxAttemptsExceeded);
if (maxAttemptsExceeded)
{
ConsoleUtil.DisplayMessage("It appears you are having difficulties. You will return to the main menu.");
return(false);
}
else
{
// note use of ternary operator (takes three arguments)
return(userResponse == "YES" ? true : false);
}
}
/// <summary>
/// get the number of units to sell for a product
/// </summary>
/// <returns>int numberOfUnitsToSell</returns>
public int DisplayGetNumberOfUnitsToSell(Product product)
{
ConsoleUtil.HeaderText = "Sell Inventory";
ConsoleUtil.DisplayReset();
if (product == null)
{
ConsoleUtil.DisplayMessage("No product has been selected");
DisplayContinuePrompt();
return(0);
}
else
{
//
// get number of units to buy
//
ConsoleUtil.DisplayMessage("Selling " + product.Type.ToString() + " products.");
ConsoleUtil.DisplayMessage("");
if (!ConsoleValidator.TryGetIntegerFromUser(MINIMUM_BUYSELL_AMOUNT, MAXIMUM_BUYSELL_AMOUNT, MAXIMUM_ATTEMPTS, "products", out int numberOfUnitsToSell))
{
ConsoleUtil.DisplayMessage("It appears you are having difficulty setting the number of products to sell.");
ConsoleUtil.DisplayMessage("By default, the number of products to sell will be set to zero.");
numberOfUnitsToSell = 0;
DisplayContinuePrompt();
}
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage(numberOfUnitsToSell + " " + product.Type.ToString() + " products have been subtracted from the Inventory.");
DisplayContinuePrompt();
return(numberOfUnitsToSell);
}
}
/// <summary>
/// get the number of units to buy for a product
/// </summary>
/// <returns>int numberOfUnitsToBuy</returns>
public int DisplayGetNumberOfUnitsToBuy(Product product)
{
ConsoleUtil.HeaderText = "Buy Inventory";
ConsoleUtil.DisplayReset();
//
// get number of units to buy
//
ConsoleUtil.DisplayMessage("Buying " + product.Type.ToString() + " products.");
ConsoleUtil.DisplayMessage("");
if (!ConsoleValidator.TryGetIntegerFromUser(MINIMUM_BUYSELL_AMOUNT, MAXIMUM_BUYSELL_AMOUNT, MAXIMUM_ATTEMPTS, "products", out int numberOfUnitsToBuy))
{
ConsoleUtil.DisplayMessage("It appears you are having difficulty setting the number of products to buy.");
ConsoleUtil.DisplayMessage("By default, the number of products to buy will be set to zero.");
numberOfUnitsToBuy = 0;
DisplayContinuePrompt();
}
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage(numberOfUnitsToBuy + " " + product.Type.ToString() + " products have been added to the Inventory.");
DisplayContinuePrompt();
return(numberOfUnitsToBuy);
}
/// <summary>
/// the user is prompted to enter the number of units to sell
/// </summary>
/// <param name="product"></param>
/// <returns></returns>
public int GetNumberOfUnitsToSell()
{
// validate get number of units from user
if (!ConsoleValidator.TryGetIntegerFromUser(MINIMUM_BUYSELL_AMOUNT, MAXIMUM_BUYSELL_AMOUNT, MAXIMUM_ATTEMPTS, "Product", out int numberOfUnitsToSell))
{
ConsoleUtil.DisplayMessage("It appears you are having difficulties setting the number of units to buy.");
ConsoleUtil.DisplayMessage("The number of units to sell will be set to it's default value of 0.");
numberOfUnitsToSell = 0;
DisplayContinuePrompt();
}
DisplayContinuePrompt();
return(numberOfUnitsToSell);
}
/// <summary>
/// This methods prompts the user for products and adds them to the list
/// </summary>
/// <param name="salesperson"></param>
/// <returns></returns>
public List <Product> DisplayGetProducts(Salesperson salesperson)
{
// initialize new list of products
salesperson.CurrentStock = new List <Product>();
bool keepAdding = true;
string userResponse;
bool maxAttemptsExceeded = false;
Product.ProductType productType;
while (keepAdding)
{
productType = GetTypeOfProduct(salesperson, "add", out bool notInStock);
// checks to see if product already exist in inventory or is set to type none
if (!notInStock && productType != Product.ProductType.None)
{
// get number of products
if (ConsoleValidator.TryGetIntegerFromUser(MINIMUM_BUYSELL_AMOUNT, MAXIMUM_BUYSELL_AMOUNT, MAXIMUM_ATTEMPTS, productType.ToString(), out int numberOfUnits))
{
// add product to current stock list
salesperson.CurrentStock.Add(new Product(productType, numberOfUnits, false));
userResponse = ConsoleValidator.GetYesNoFromUser(MAXIMUM_ATTEMPTS, "Do you wish to continue adding products?", out maxAttemptsExceeded);
ConsoleUtil.DisplayReset();
if (maxAttemptsExceeded || userResponse == "NO")
{
// exit the while loop
keepAdding = false;
}
else
{
//display available products to user
DisplayAvailableProducts();
ConsoleUtil.DisplayMessage("");
}
}
else
{
ConsoleUtil.DisplayMessage("It appears you are having difficulty setting the number of products in your stock.");
ConsoleUtil.DisplayMessage("By default, the number of products in your inventory are now set to 0.");
// add product to current stock list with default number of units set to 0
salesperson.CurrentStock.Add(new Product(productType, 0, false));
userResponse = ConsoleValidator.GetYesNoFromUser(MAXIMUM_ATTEMPTS, "Do you wish to continue adding products?", out maxAttemptsExceeded);
ConsoleUtil.DisplayReset();
if (maxAttemptsExceeded || userResponse == "NO")
{
// exit the while loop
keepAdding = false;
}
else
{
//display available products to user
DisplayAvailableProducts();
ConsoleUtil.DisplayMessage("");
}
}
}
else
{
ConsoleUtil.DisplayMessage(productType.ToString() + " already exist in your inventory.");
userResponse = ConsoleValidator.GetYesNoFromUser(MAXIMUM_ATTEMPTS, "Do you wish to continue adding products?", out maxAttemptsExceeded);
ConsoleUtil.DisplayReset();
if (maxAttemptsExceeded || userResponse == "NO")
{
// exit the while loop
keepAdding = false;
}
else
{
//display available products to user
DisplayAvailableProducts();
ConsoleUtil.DisplayMessage("");
}
}
if (productType == Product.ProductType.None)
{
salesperson.CurrentStock.Add(new Product(Product.ProductType.None, 0, false));
// exit while loop
keepAdding = false;
}
}
return(salesperson.CurrentStock);
}
/// <summary>
/// display a list of product types and return the selected product with cost
/// </summary>
public void DisplayProductUserSelection(Salesperson salesperson)
{
bool usingMenu = true;
int maxAttempts = 3;
bool maxAttemptsExceeded = false;
Product product = new Product();
Product.ProductType productType = new Product.ProductType();
productType = Product.ProductType.None;
//
// set up display area
//
ConsoleUtil.DisplayReset();
ConsoleUtil.HeaderText = "Select a Product";
Console.CursorVisible = false;
while (usingMenu)
{
//
// set up display area
//
ConsoleUtil.DisplayReset();
Console.CursorVisible = false;
//
// display the menu
//
ConsoleUtil.DisplayMessage("Please type the number of your menu choice.");
ConsoleUtil.DisplayMessage("");
Console.Write(
"\t" + "1. Furry" + Environment.NewLine +
"\t" + "2. Spotted" + Environment.NewLine +
"\t" + "3. Dancing" + Environment.NewLine);
//
// get and process the user's response
// note: ReadKey argument set to "true" disables the echoing of the key press
//
ConsoleKeyInfo userResponse = Console.ReadKey(true);
switch (userResponse.KeyChar)
{
case '1':
productType = Product.ProductType.Furry;
usingMenu = false;
break;
case '2':
productType = Product.ProductType.Spotted;
usingMenu = false;
break;
case '3':
productType = Product.ProductType.Dancing;
usingMenu = false;
break;
default:
ConsoleUtil.DisplayMessage(
"It appears you have selected an incorrect choice." + Environment.NewLine +
"Press any key to continue.");
userResponse = Console.ReadKey(true);
if (userResponse.Key == ConsoleKey.Escape)
{
usingMenu = false;
}
break;
}
product.Type = productType;
}
Console.Clear();
if (!string.IsNullOrEmpty(product.Type.ToString()))
{
product.Cost = ConsoleValidator.TestForDouble(maxAttempts, $"{product.Type} Product Cost:", out maxAttemptsExceeded);
}
Console.CursorVisible = true;
salesperson.CurrentStock = product;
//return product;
}
/// <summary>
/// setup the new salesperson object with the initial data
/// Note: To maintain the pattern of only the Controller changing the data this method should
/// return a Salesperson object with the initial data to the controller. For simplicity in
/// this demo, the ConsoleView object is allowed to access the Salesperson object's properties.
/// </summary>
public Salesperson DisplaySetupAccount()
{
Salesperson salesperson = new Salesperson();
int maxAttempts = 3;
string firstName;
string lastName;
string accountId;
string city;
bool maxAttemptsExceeded = false;
ConsoleUtil.HeaderText = "Account Setup";
ConsoleUtil.DisplayReset();
firstName = ConsoleValidator.TestForEmpty(maxAttempts, "First Name:", out maxAttemptsExceeded);
if (!string.IsNullOrEmpty(firstName))
{
salesperson.FirstName = firstName;
maxAttemptsExceeded = false;
}
else
{
return(salesperson);
}
lastName = ConsoleValidator.TestForEmpty(maxAttempts, "Last Name:", out maxAttemptsExceeded);
if (!string.IsNullOrEmpty(lastName))
{
salesperson.LastName = lastName;
maxAttemptsExceeded = false;
}
else
{
return(salesperson);
}
accountId = ConsoleValidator.TestForEmpty(maxAttempts, "Account ID:", out maxAttemptsExceeded);
if (!string.IsNullOrEmpty(accountId))
{
salesperson.AccountID = accountId;
maxAttemptsExceeded = false;
}
else
{
return(salesperson);
}
city = ConsoleValidator.TestForEmpty(maxAttempts, "City:", out maxAttemptsExceeded);
if (!string.IsNullOrEmpty(city))
{
salesperson.CitiesVisited.Add(city);
maxAttemptsExceeded = false;
}
else
{
return(salesperson);
}
return(salesperson);
}
