/// <summary>
/// setup the new salesperson object with the initial data
/// </summary>
public Salesperson DisplaySetupAccount(out City city)
{
// instantiate a new salesperson object
Salesperson salesperson = new Salesperson();
// instantiayte a new city object
city = new City();
city.SalesInfo = new List <Product>();
ConsoleUtil.HeaderText = "Account Setup";
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage("Setup your account now.");
ConsoleUtil.DisplayMessage("");
ConsoleUtil.DisplayPromptMessage("Enter your first name: ");
salesperson.FirstName = Console.ReadLine();
ConsoleUtil.DisplayMessage("");
ConsoleUtil.DisplayPromptMessage("Enter your last name: ");
salesperson.LastName = Console.ReadLine();
ConsoleUtil.DisplayMessage("");
ConsoleUtil.DisplayPromptMessage("Enter your account ID: ");
salesperson.AccountID = Console.ReadLine();
ConsoleUtil.DisplayMessage("");
ConsoleUtil.DisplayPromptMessage("Enter your starting city: ");
city.CityName = Console.ReadLine();
// get products from user
DisplayAvailableProducts();
ConsoleUtil.DisplayMessage("");
salesperson.CurrentStock = DisplayGetProducts(salesperson);
foreach (Product item in salesperson.CurrentStock)
{
city.SalesInfo.Add(new Product(item.Type, item.NumberOfUnits, 0));
}
// add city object to salesperson
salesperson.CitiesVisited.Add(city);
ConsoleUtil.DisplayMessage("Your account is setup");
ConsoleUtil.DisplayMessage("");
// display account details to user
DisplayAccountDetail(salesperson);
ConsoleUtil.DisplayMessage("Starting city: " + city.CityName);
ConsoleUtil.DisplayMessage("Your current inventory:");
ConsoleUtil.DisplayMessage("");
CurrentInventory(salesperson);
DisplayContinuePrompt();
return(salesperson);
}
/// <summary>
/// display a closing screen when the user quits the application
/// </summary>
public void DisplayClosingScreen()
{
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage("Thank you for using The Traveling Salesperson Application.");
DisplayContinuePrompt();
}
/// <summary>
/// display a closing screen when the user quits the application
/// </summary>
public void DisplayClosingScreen()
{
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage("Thank you for using The Sales Tracker Application.");
ConsoleUtil.DisplayMessage("If you saved your account information, you can load it next time you use the application.");
DisplayContinuePrompt();
}
/// <summary>
/// display an error message when an object is null
/// </summary>
public void DisplayObjectError(string objectName)
{
ConsoleUtil.HeaderText = "Error";
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage($"No {objectName} has been selected");
DisplayContinuePrompt();
}
/// <summary>
/// notifies the user of a successful save of the account and travel log info
/// </summary>
public void DisplayConfirmSaveAccountInfo()
{
ConsoleUtil.HeaderText = "Save Account Information";
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage("Account information saved successfully.");
DisplayContinuePrompt();
}
/// <summary>
/// display the current account information
/// </summary>
public void DisplayAccountInfo(Salesperson salesperson)
{
ConsoleUtil.HeaderText = "Account Information";
ConsoleUtil.DisplayReset();
DisplayAccountDetail(salesperson);
DisplayContinuePrompt();
}
/// <summary>
/// displays the current inventory to the user
/// </summary>
/// <param name="product"></param>
public void DisplayInventory(Salesperson salesperson)
{
ConsoleUtil.HeaderText = "Current Inventory";
ConsoleUtil.DisplayReset();
// calls method to display inventory
CurrentInventory(salesperson);
DisplayContinuePrompt();
}
/// <summary>
/// display account error if there are no account setup or loadded
/// </summary>
public void DisplayMissingAccountError()
{
ConsoleUtil.HeaderText = "ERROR";
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage("No Account Info Found.");
ConsoleUtil.DisplayMessage("Please return to the menu to setup or load your Account.");
DisplayContinuePrompt();
}
/// <summary>
/// display a closing screen when the user quits the application
/// </summary>
public void DisplayClosingScreen()
{
ConsoleUtil.DisplayReset();
Console.WriteLine("Do you wish to exit the application? Y/N:");
Console.ReadLine();
ConsoleUtil.DisplayMessage("Thank you for using The Traveling Salesperson Application.");
DisplayContinuePrompt();
}
/// <summary>
/// displays the status of the current inventory
/// </summary>
public void DisplayInventory(Product product)
{
ConsoleUtil.HeaderText = "Current Inventory";
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage("Product type: " + product.Type.ToString());
ConsoleUtil.DisplayMessage("Number of units: " + product.NumberOfUnits.ToString());
ConsoleUtil.DisplayMessage("");
DisplayContinuePrompt();
}
/// <summary>
/// display the current account information
/// </summary>
public void DisplayAccountInfo(Salesperson salesperson)
{
ConsoleUtil.HeaderText = "Account Info";
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage("First Name: " + salesperson.FirstName);
ConsoleUtil.DisplayMessage("Last Name: " + salesperson.LastName);
ConsoleUtil.DisplayMessage("Account ID: " + salesperson.AccountID);
DisplayContinuePrompt();
}
/// <summary>
/// get the next city to travel to from the user
/// </summary>
/// <returns>string City</returns>
public string DisplayGetNextCity()
{
string nextCity = "";
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayPromptMessage("Enter the name of the next city:");
nextCity = Console.ReadLine();
return(nextCity);
}
/// <summary>
/// notifies user of a successful load of the account and travel log info,
/// and displays the loaded info
/// </summary>
/// <param name="salesperson"></param>
public void DisplayConfirmLoadAccountInfo(Salesperson salesperson)
{
ConsoleUtil.HeaderText = "Load Account Information";
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage("Account information loaded sucessfully.");
DisplayAccountDetail(salesperson);
DisplayContinuePrompt();
}
/// <summary>
/// display the Exit prompt on a clean screen
/// </summary>
public void DisplayExitPrompt()
{
ConsoleUtil.DisplayReset();
Console.CursorVisible = false;
ConsoleUtil.DisplayMessage("");
ConsoleUtil.DisplayMessage("Thank you for using the application. Press any key to Exit.");
Console.ReadKey();
System.Environment.Exit(1);
}
/// <summary>
/// display a list of the cities traveled
/// </summary>
public void DisplayCitiesTraveled(Salesperson salesperson)
{
ConsoleUtil.HeaderText = "Cities Visited";
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage("Cities Visited:");
Console.WriteLine();
foreach (var city in salesperson.CitiesVisited)
{
ConsoleUtil.DisplayMessage(city);
}
DisplayContinuePrompt();
}
/// <summary>
/// get the next city to travel to from the user
/// </summary>
/// <returns>string nextCity</returns>
public string DisplayGetNextCity(Salesperson salesperson)
{
string nextCity = "";
ConsoleUtil.HeaderText = "Travel";
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayPromptMessage("Where would you like to travel to?");
salesperson.CitiesVisited.Add(Console.ReadLine());
return(nextCity);
}
/// <summary>
/// displays the status of the current inventory
/// </summary>
public void DisplayInventory(Product product)
{
ConsoleUtil.HeaderText = "Current Inventory";
ConsoleUtil.DisplayReset();
// if(product)
ConsoleUtil.DisplayMessage("Product type: " + product.Type.ToString());
ConsoleUtil.DisplayMessage("Number of units: " + product.NumberOfUnits.ToString());
ConsoleUtil.DisplayMessage("Cost per unit: " + product.Cost.ToString());
ConsoleUtil.DisplayMessage("Total cost of units: $" + (product.NumberOfUnits * product.Cost).ToString("0.00"));
ConsoleUtil.DisplayMessage("");
DisplayContinuePrompt();
}
/// <summary>
/// notify user when units sold exceed units on hand
/// </summary>
public void DisplayBackOrderNotification(Product product, int numberOfUnitsSold)
{
ConsoleUtil.HeaderText = "Inventory Backorder Notification";
ConsoleUtil.DisplayReset();
int numberOfUnitsBackordered = Math.Abs(product.NumberOfUnits);
int numberOfUnitsShipped = numberOfUnitsSold - numberOfUnitsBackordered;
ConsoleUtil.DisplayMessage("Products Sold: " + numberOfUnitsSold);
ConsoleUtil.DisplayMessage("Products Shipped: " + numberOfUnitsShipped);
ConsoleUtil.DisplayMessage("Products on Backorder: " + numberOfUnitsBackordered);
DisplayContinuePrompt();
}
/// <summary>
/// display a list of the cities traveled
/// </summary>
public void DisplayCitiesTraveled(Salesperson salesperson)
{
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage("You have traveled to the following cities.");
ConsoleUtil.DisplayMessage("");
foreach (string city in salesperson.CitiesVisited)
{
ConsoleUtil.DisplayMessage(city);
}
DisplayContinuePrompt();
}
/// <summary>
/// Display purchase menu for the user to choose between buying new or existing products
/// </summary>
/// <returns></returns>
public int DisplayPurchaseMenu()
{
int purchaseChoice;
ConsoleUtil.HeaderText = "Buy Products";
ConsoleUtil.DisplayReset();
Console.CursorVisible = false;
// display the menu
ConsoleUtil.DisplayMessage("Please type the number of your menu choice.");
ConsoleUtil.DisplayMessage("");
Console.Write(
"\t" + "1. Buy New Products" + Environment.NewLine +
"\t" + "2. Buy Existing Products" + Environment.NewLine +
"\t" + "E. Main Menu" + Environment.NewLine);
//
// get and process the user's response
ConsoleKeyInfo userResponse = Console.ReadKey(true);
switch (userResponse.KeyChar)
{
case '1':
purchaseChoice = 1;
break;
case '2':
purchaseChoice = 2;
break;
case 'E':
case 'e':
purchaseChoice = 0;
break;
default:
ConsoleUtil.DisplayMessage(
"It appears you have selected an incorrect choice." + Environment.NewLine +
"Press any key to go back to the main menu.");
Console.ReadKey();
purchaseChoice = 0;
break;
}
Console.CursorVisible = true;
return(purchaseChoice);
}
/// <summary>
/// display the Exit prompt on a clean screen
/// </summary>
public void DisplayExitPrompt()
{
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayReset();
Console.WriteLine("Do you wish to exit the application? Y/N:");
//response = ConsoleValidator.ValidateYN();
ConsoleKeyInfo userResponse = Console.ReadKey(true);
switch (userResponse.KeyChar)
{
case 'Y':
case 'y':
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage("Thank you for using The Traveling Salesperson Application.");
Console.ReadKey();
System.Environment.Exit(1);
break;
case 'N':
case 'n':
DisplayContinuePrompt();
break;
default:
ConsoleUtil.DisplayMessage("Invalid entry. Please try again.");
DisplayContinuePrompt();
break;
}
// DisplayContinuePrompt();
//ConsoleUtil.DisplayPromptMessage("Do you wish to exit the application? Y/N:");
//Console.ReadLine();
////Console.CursorVisible = false;
//ConsoleUtil.DisplayMessage("");
//ConsoleUtil.DisplayMessage("Thank you for using the application. Press any key to Exit.");
//Console.ReadKey();
//System.Environment.Exit(1);
}
/// <summary>
/// Display available product types
/// </summary>
public void DisplayAvailableProducts()
{
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage("Available Product Types: ");
ConsoleUtil.DisplayMessage("");
// list all types of products available
// Enum.GetNames retrieves an array of the names in ProductType
foreach (string productName in Enum.GetNames(typeof(Product.ProductType)))
{
// do not display "None" product type
if (productName != "None")
{
ConsoleUtil.DisplayMessage(productName);
}
}
}
/// <summary>
/// Display sell products
/// </summary>
/// <param name="salesperson"></param>
/// <returns></returns>
public Product.ProductType DisplaySellProducts(Salesperson salesperson)
{
ConsoleUtil.HeaderText = "Sell Inventory";
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage("Your current inventory:");
ConsoleUtil.DisplayMessage("");
CurrentInventory(salesperson);
Product.ProductType productType = GetTypeOfProduct(salesperson, "sell", out bool inStock);
if (!inStock)
{
ConsoleUtil.DisplayMessage("This product does not exist in your inventory.");
DisplayContinuePrompt();
}
return(productType);
}
/// <summary>
/// Display buy new products and add to the salesperson
/// </summary>
/// <param name="salesperson"></param>
/// <returns></returns>
public Product.ProductType DisplayBuyNewProducts(Salesperson salesperson)
{
ConsoleUtil.HeaderText = "Buy New Products";
ConsoleUtil.DisplayReset();
DisplayAvailableProducts();
Product.ProductType productType = GetTypeOfProduct(salesperson, "buy", out bool inStock);
// if the product already exist in the inventory, the return will be set to none
if (inStock)
{
productType = Product.ProductType.None;
ConsoleUtil.DisplayMessage("This product already exist in your inventory.");
DisplayContinuePrompt();
}
return(productType);
}
/// <summary>
/// display the welcome screen
/// </summary>
public void DisplayWelcomeScreen()
{
StringBuilder sb = new StringBuilder();
ConsoleUtil.DisplayReset();
Console.CursorVisible = false;
ConsoleUtil.DisplayMessage("Written by Madeleine Woodbury");
ConsoleUtil.DisplayMessage("Northwestern Michigan College");
ConsoleUtil.DisplayMessage("");
sb.Clear();
sb.AppendFormat("Welcome to The Sales Tracker Application.");
sb.AppendFormat("This application will help you, as a traveling salesperson, ");
sb.AppendFormat("to keep track of your travels along with your sales and purchases. ");
sb.AppendFormat("If you haven't already, use the menu to setup your Account information.");
ConsoleUtil.DisplayMessage(sb.ToString());
ConsoleUtil.DisplayMessage("");
DisplayContinuePrompt();
}
/// <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();
ConsoleUtil.HeaderText = "Account Setup";
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayPromptMessage("First Name:");
salesperson.FirstName = Console.ReadLine();
ConsoleUtil.DisplayPromptMessage("Last Name:", 2);
salesperson.LastName = Console.ReadLine();
ConsoleUtil.DisplayPromptMessage("Account ID:");
salesperson.AccountID = Console.ReadLine();
ConsoleUtil.DisplayPromptMessage("City: ");
salesperson.CitiesVisited.Add(Console.ReadLine());
return(salesperson);
}
/// <summary>
/// prompts the user to load account and travel log information
/// overloaded method to avoid passing a null value
/// </summary>
/// <param name="salesperson"></param>
/// <param name="maxAttemptsExceeded"></param>
/// <returns></returns>
public bool DisplayLoadAccountInfo(Salesperson salesperson, out bool maxAttemptsExceeded)
{
string userResponse;
maxAttemptsExceeded = false;
ConsoleUtil.HeaderText = "Load Account Information";
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage("");
userResponse = ConsoleValidator.GetYesNoFromUser(MAXIMUM_ATTEMPTS, "Load 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>
/// display the welcome screen
/// </summary>
public void DisplayWelcomeScreen()
{
StringBuilder sb = new StringBuilder();
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage("Written by John Velis");
ConsoleUtil.DisplayMessage("Northwestern Michigan College");
ConsoleUtil.DisplayMessage("");
sb.Clear();
sb.AppendFormat("You are a traveling salesperson buying and selling widgets ");
sb.AppendFormat("around the country. You will be prompted regarding which city ");
sb.AppendFormat("you wish to travel to and will then be asked whether you wish to buy ");
sb.AppendFormat("or sell widgets.");
ConsoleUtil.DisplayMessage(sb.ToString());
ConsoleUtil.DisplayMessage("");
sb.Clear();
sb.AppendFormat("Your first task will be to set up your account details.");
ConsoleUtil.DisplayMessage(sb.ToString());
DisplayContinuePrompt();
}
/// <summary>
/// display a list of the cities traveled
/// </summary>
public void DisplayCitiesTraveled(Salesperson salesperson)
{
ConsoleUtil.HeaderText = "Travel Log";
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage("You have traveled to the following cities:");
ConsoleUtil.DisplayMessage("");
foreach (City city in salesperson.CitiesVisited)
{
ConsoleUtil.DisplayMessage("City: " + city.CityName.ToUpper());
foreach (Product product in city.SalesInfo)
{
ConsoleUtil.DisplayMessage("\tProduct Type: " + product.Type.ToString());
ConsoleUtil.DisplayMessage("\tUnits Bought: " + product.ProductsBought.ToString());
ConsoleUtil.DisplayMessage("\tUnits Sold: " + product.ProductsSold.ToString());
ConsoleUtil.DisplayMessage("");
}
ConsoleUtil.DisplayMessage("");
}
DisplayContinuePrompt();
}
/// <summary>
/// get the menu choice from the user
/// </summary>
public MenuOption DisplayGetUserMenuChoice()
{
MenuOption userMenuChoice = MenuOption.None;
bool usingMenu = true;
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. Travel" + Environment.NewLine +
"\t" + "2. Display Cities" + Environment.NewLine +
"\t" + "3. Display Account Info" + Environment.NewLine +
"\t" + "E. Exit" + 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':
userMenuChoice = MenuOption.Travel;
usingMenu = false;
break;
case '2':
userMenuChoice = MenuOption.DisplayCities;
usingMenu = false;
break;
case '3':
userMenuChoice = MenuOption.DisplayAccountInfo;
usingMenu = false;
break;
case 'E':
case 'e':
userMenuChoice = MenuOption.Exit;
usingMenu = false;
break;
default:
ConsoleUtil.DisplayMessage(
"It appears you have selected an incorrect choice." + Environment.NewLine +
"Press any key to continue or the ESC key to quit the application.");
userResponse = Console.ReadKey(true);
if (userResponse.Key == ConsoleKey.Escape)
{
usingMenu = false;
}
break;
}
}
Console.CursorVisible = true;
return(userMenuChoice);
}
