/// <summary>
/// displays the current account information
/// </summary>
public void DisplayAccountDetail(Salesperson salesperson)
{
ConsoleUtil.DisplayMessage("First Name: " + salesperson.FirstName);
ConsoleUtil.DisplayMessage("Last Name: " + salesperson.LastName);
ConsoleUtil.DisplayMessage("Account ID: " + salesperson.AccountID);
ConsoleUtil.DisplayMessage("Starting City: " + salesperson.StartingCity);
if (!salesperson.CurrentStock.OnBackorder)
{
ConsoleUtil.DisplayMessage("Products in Inventory: " + salesperson.CurrentStock.NumberOfUnits);
}
else
{
ConsoleUtil.DisplayMessage("Products on Backorder: " + Math.Abs(salesperson.CurrentStock.NumberOfUnits));
}
ConsoleUtil.DisplayMessage("Product Type: " + salesperson.CurrentStock.Type);
ConsoleUtil.DisplayMessage("");
ConsoleUtil.DisplayMessage("Cities Traveled: ");
ConsoleUtil.DisplayMessage("");
foreach (string city in salesperson.CitiesVisited)
{
ConsoleUtil.DisplayMessage(city);
}
}
/// <summary>
/// prompts the user to save the account and travel log info
/// </summary>
public bool DisplaySaveAccountInfo(Salesperson salesperson, out bool maxAttemptsExceeded)
{
string userResponse;
maxAttemptsExceeded = false;
ConsoleUtil.HeaderText = "Save Account";
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage("Current account information:");
DisplayAccountDetail(salesperson);
ConsoleUtil.DisplayMessage("");
userResponse = ConsoleValidator.GetYesNoFromUser(MAXIMUM_ATTEMPTS, "Save account info?", out maxAttemptsExceeded);
if (maxAttemptsExceeded)
{
ConsoleUtil.DisplayMessage("Max attempts exceeded! You will now be returned to the main menu.");
return(false);
}
else if (userResponse.ToUpper() == "YES")
{
return(true);
}
{
return(false);
}
}
/// <summary>
/// displays a notification upon successful load of the account and travel log info
/// </summary>
public void DisplayConfirmLoadAccountInfo(Salesperson salesperson)
{
ConsoleUtil.HeaderText = "Load Account";
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage("Account information loaded.");
ConsoleUtil.DisplayMessage("");
DisplayAccountDetail(salesperson);
DisplayContinuePrompt();
}
/// <summary>
/// displays the current inventory
/// </summary>
public void DisplayInventory(Salesperson salesperson, Product units)
{
ConsoleUtil.HeaderText = "Current Inventory";
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage("");
ConsoleUtil.DisplayMessage("Products:");
ConsoleUtil.DisplayMessage("");
ConsoleUtil.DisplayPromptMessage($"\t- {salesperson.CurrentStock.Type}, # of units: {units.NumberOfUnits.ToString()}");
ConsoleUtil.DisplayMessage("");
DisplayContinuePrompt();
}
public Controller()
{
InitializeController();
//
// instantiate a Salesperson object
//
_salesperson = new Salesperson();
//
// instantiate a ConsoleView object
//
_consoleView = new ConsoleView();
//
// begins running the application UI
//
ManageApplicationLoop();
}
/// <summary>
/// load account info and trvael log
/// </summary>
private void DisplayLoadAccountInfo()
{
bool maxAttemptsExceeded = false;
bool loadAccountInfo = false;
if (_salesperson.AccountID == null)
{
loadAccountInfo = _consoleView.DisplayLoadAccountInfo(out maxAttemptsExceeded);
}
else
{
loadAccountInfo = _consoleView.DisplayLoadAccountInfo(_salesperson, out maxAttemptsExceeded);
}
if (loadAccountInfo && !maxAttemptsExceeded)
{
CsvServices csvServices = new CsvServices(DataSettings.dataFilePathCsv);
_salesperson = csvServices.ReadSalespersonFromDataFile();
_consoleView.DisplayConfirmLoadAccountInfo(_salesperson);
}
}
/// <summary>
/// display the current account information
/// </summary>
public void DisplayAccountInfo(Salesperson salesperson)
{
ConsoleUtil.HeaderText = "Account Info";
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage("First Name: " + salesperson.FirstName);
ConsoleUtil.DisplayMessage("Last Name: " + salesperson.LastName);
ConsoleUtil.DisplayMessage("Account ID: " + salesperson.AccountID);
ConsoleUtil.DisplayMessage("Starting City: " + salesperson.StartingCity);
if (!salesperson.CurrentStock.OnBackorder)
{
ConsoleUtil.DisplayMessage("Products in Inventory: " + salesperson.CurrentStock.NumberOfUnits);
}
else
{
ConsoleUtil.DisplayMessage("Products on Backorder: " + Math.Abs(salesperson.CurrentStock.NumberOfUnits));
}
ConsoleUtil.DisplayMessage("Product Type: ");
ConsoleUtil.DisplayMessage("");
ConsoleUtil.DisplayMessage($"\t- {salesperson.CurrentStock.Type}");
DisplayContinuePrompt();
}
/// <summary>
/// display a list of the cities traveled
/// </summary>
public void DisplayCitiesTraveled(Salesperson salesperson)
{
ConsoleUtil.HeaderText = "Cities Visited";
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage($"You began you journey in {salesperson.StartingCity}.");
ConsoleUtil.DisplayMessage($"Since then you have traveled to the following cities:");
ConsoleUtil.DisplayMessage("");
if (salesperson.CitiesVisited.Count == 0)
{
ConsoleUtil.DisplayMessage("You have not traveled anywhere yet.");
}
else
{
foreach (string city in salesperson.CitiesVisited)
{
ConsoleUtil.DisplayMessage(city);
}
}
DisplayContinuePrompt();
}
/// <summary>
/// allows the user to update their account information
/// </summary>
public Salesperson DisplayUpdateAcountInfo(Salesperson salesperson, out bool maxAttemptsExceeded)
{
string userResponse;
bool editingAccount = true;
maxAttemptsExceeded = false;
ConsoleUtil.HeaderText = "Update Account";
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage("");
ConsoleUtil.DisplayMessage(" NOTE: You cannot change the number units here. Use the Buy/Sell options \nfrom the main menu to do that.");
DisplayContinuePrompt();
while (editingAccount)
{
ConsoleUtil.HeaderText = "Update Account";
ConsoleUtil.DisplayReset();
//
// displays current account info wihtout cities and number of units
//
#region Current Account Info
ConsoleUtil.DisplayMessage("Current account info:");
ConsoleUtil.DisplayMessage("");
ConsoleUtil.DisplayMessage("First Name: " + salesperson.FirstName);
ConsoleUtil.DisplayMessage("Last Name: " + salesperson.LastName);
ConsoleUtil.DisplayMessage("Account ID: " + salesperson.AccountID);
ConsoleUtil.DisplayMessage("Starting City: " + salesperson.StartingCity);
ConsoleUtil.DisplayMessage("Product Type: " + salesperson.CurrentStock.Type);
#endregion
ConsoleUtil.DisplayMessage("");
ConsoleUtil.DisplayMessage("Please select a corresonding number to change that part of your account.");
ConsoleUtil.DisplayMessage("");
ConsoleUtil.DisplayPromptMessage("1)First Name | 2)Last Name | 3)Account ID | 4)Starting City | 5)Product");
ConsoleUtil.DisplayMessage("");
ConsoleUtil.DisplayMessage("");
ConsoleUtil.DisplayMessage("");
ConsoleUtil.DisplayPromptMessage("Enter your choice here: ");
userResponse = Console.ReadLine();
ConsoleUtil.DisplayMessage("");
//
// get a valid answer form user
//
while (userResponse != "1" && userResponse != "2" && userResponse != "3" && userResponse != "4" && userResponse != "5")
{
ConsoleUtil.HeaderText = "Invalid Input";
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayPromptMessage("1)First Name | 2)Last Name | 3)Account ID | 4)Starting City | 5)Product");
ConsoleUtil.DisplayMessage("");
ConsoleUtil.DisplayPromptMessage("Please enter a correct corresponding number: ");
userResponse = Console.ReadLine();
if (userResponse == "1" && userResponse == "2" && userResponse == "3" && userResponse == "4" && userResponse == "5")
{
break;
}
}
//
// edit account info
//
switch (userResponse)
{
case "1":
ConsoleUtil.HeaderText = "Update First Name";
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayPromptMessage("Enter your new first name: ");
salesperson.FirstName = Console.ReadLine();
ConsoleUtil.DisplayMessage("");
break;
case "2":
ConsoleUtil.HeaderText = "Update Last Name";
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayPromptMessage("Enter your new last name: ");
salesperson.LastName = Console.ReadLine();
ConsoleUtil.DisplayMessage("");
break;
case "3":
ConsoleUtil.HeaderText = "Update Account ID";
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayPromptMessage("Enter your new Account ID: ");
salesperson.AccountID = Console.ReadLine();
ConsoleUtil.DisplayMessage("");
break;
case "4":
ConsoleUtil.HeaderText = "Update Starting City";
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayPromptMessage("Enter your new starting city: ");
salesperson.StartingCity = Console.ReadLine();
ConsoleUtil.DisplayMessage("");
break;
case "5":
ConsoleUtil.HeaderText = "Update Product Type";
ConsoleUtil.DisplayReset();
Product.ProductType productType;
ConsoleUtil.DisplayMessage("");
ConsoleUtil.DisplayPromptMessage("Enter you new product selection: ");
//
// get new product type from user
//
if (Enum.TryParse <Product.ProductType>(UppercaseFirst(Console.ReadLine()), out productType))
{
salesperson.CurrentStock.Type = productType;
}
else
{
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage("Seems like you entered an invalid product type.");
ConsoleUtil.DisplayMessage("By default, your product type has been set to None.");
salesperson.CurrentStock.Type = Product.ProductType.None;
DisplayContinuePrompt();
}
break;
default:
break;
}
ConsoleUtil.HeaderText = "Update Account";
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage("Your account has been updated!");
ConsoleUtil.DisplayMessage("");
userResponse = ConsoleValidator.GetYesNoFromUser(MAXIMUM_ATTEMPTS, "\tWould you like to make more changes or continue on?", out maxAttemptsExceeded);
if (maxAttemptsExceeded)
{
ConsoleUtil.DisplayMessage("Max attempts exceeded! You will now be returned to the main menu.");
return(salesperson);
}
else if (userResponse.ToUpper() == "YES")
{
editingAccount = true;
}
else
{
editingAccount = false;
return(salesperson);
}
}
return(salesperson);
}
/// <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();
Product.ProductType productType;
int numberOfUnits;
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: ");
salesperson.StartingCity = Console.ReadLine();
ConsoleUtil.DisplayMessage("");
ConsoleUtil.HeaderText = "Account Setup";
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage("Please select which type of product you want to work with from below.");
ConsoleUtil.DisplayMessage("");
ConsoleUtil.DisplayMessage("Product Types:");
ConsoleUtil.DisplayMessage("");
Console.Write(
"\t- Gilded" + Environment.NewLine +
"\t- Spiked" + Environment.NewLine +
"\t- Colorful" + Environment.NewLine +
"\t- Vintage" + Environment.NewLine +
"\t- Striped" + Environment.NewLine +
"\t- Used" + Environment.NewLine);
ConsoleUtil.DisplayMessage("");
ConsoleUtil.DisplayPromptMessage("Enter product selection: ");
//
// get product type from user
//
if (Enum.TryParse <Product.ProductType>(UppercaseFirst(Console.ReadLine()), out productType))
{
salesperson.CurrentStock.Type = productType;
}
else
{
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage("Seems like you entered an invalid product type.");
ConsoleUtil.DisplayMessage("By default, your product type has been set to None.");
salesperson.CurrentStock.Type = Product.ProductType.None;
DisplayContinuePrompt();
}
//
// get number of products in inventory
//
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage($"You have selected {productType} as your product type.");
if (ConsoleValidator.TryGetIntegerFromUser(MINIMUM_BUYSELL_AMOUNT, MAXIMUM_BUYSELL_AMOUNT, MAXIMUM_ATTEMPTS, $"{productType} products to add to your inventory", out numberOfUnits))
{
ConsoleUtil.DisplayReset();
salesperson.CurrentStock.AddProducts(numberOfUnits);
ConsoleUtil.DisplayMessage($"Thank you! {numberOfUnits} {productType} products are now in your inventory!");
DisplayContinuePrompt();
}
else
{
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage("Maximum attempts exceeded!");
ConsoleUtil.DisplayMessage($"By default, the number of {productType} products in your inventory are now set to zero.");
salesperson.CurrentStock.AddProducts(0);
DisplayContinuePrompt();
}
ConsoleUtil.DisplayReset();
ConsoleUtil.DisplayMessage("Your account is now setup!");
DisplayContinuePrompt();
return(salesperson);
}
/// <summary>
/// reads data from Data.csv into a Salesperson object, then returns that object
/// </summary>
public Salesperson ReadSalespersonFromDataFile()
{
Salesperson salesperson = new Salesperson();
Product.ProductType productType = new Product.ProductType();
string salespersonInfo;
string[] salespersonInfoArray = new string[7];
string citiesTraveled;
//
// initialize a FileStream object for writing
//
FileStream rFileStream = File.OpenRead(DataSettings.dataFilePathCsv);
//
// wrap the FileStream object in a using statement the ensure of the dispose
//
using (rFileStream)
{
// wrap the FileStream object in a StreamWriter object to simplify wrting strings\
StreamReader sReader = new StreamReader(rFileStream);
using (sReader)
{
salespersonInfo = sReader.ReadLine();
citiesTraveled = sReader.ReadLine();
}
}
//
// convert and write data to salesperson object
//
salespersonInfoArray = salespersonInfo.Split(',');
salesperson.FirstName = salespersonInfoArray[0];
salesperson.LastName = salespersonInfoArray[1];
salesperson.AccountID = salespersonInfoArray[2];
salesperson.StartingCity = salespersonInfoArray[3];
if (!Enum.TryParse <Product.ProductType>(salespersonInfoArray[4], out productType))
{
productType = Product.ProductType.None;
}
salesperson.CurrentStock.Type = productType;
salesperson.CurrentStock.AddProducts(Convert.ToInt32(salespersonInfoArray[5]));
salesperson.CurrentStock.OnBackorder = Convert.ToBoolean(salespersonInfoArray[6]);
//
// if citiesTraveled is null, then ignore
//
if (citiesTraveled == null)
{
return(salesperson);
}
else
{
salesperson.CitiesVisited = citiesTraveled.Split(',').ToList();
}
return(salesperson);
}
/// <summary>
/// writes data from the Salesperson object into the Data.csv file
/// </summary>
public void WriteSalespersonToDataFile(Salesperson salesperson)
{
string salespersonData;
char delineator = ',';
StringBuilder sb = new StringBuilder();
sb.Clear();
sb.Append(salesperson.FirstName + delineator);
sb.Append(salesperson.LastName + delineator);
sb.Append(salesperson.AccountID + delineator);
sb.Append(salesperson.StartingCity + delineator);
sb.Append(salesperson.CurrentStock.Type.ToString() + delineator);
sb.Append(salesperson.CurrentStock.NumberOfUnits.ToString() + delineator);
sb.Append(salesperson.CurrentStock.OnBackorder.ToString());
sb.Append(Environment.NewLine);
//
// add cities traveled to sb
//
foreach (string city in salesperson.CitiesVisited)
{
sb.Append(city + delineator);
}
//
// remove the last delineator
//
if (sb.Length != 0)
{
sb.Length--;
}
//
// convert StringBuilder object to a string
//
salespersonData = sb.ToString();
try
{
using (StreamWriter sWriter = new StreamWriter(DataSettings.dataFilePathCsv, false))
{
sWriter.Write(salespersonData);
}
}
catch (System.IO.DirectoryNotFoundException)
{
//
// create a directory if one is not already present
//
Directory.CreateDirectory("Data");
using (StreamWriter sWriter = new StreamWriter(DataSettings.dataFilePathCsv, false))
{
sWriter.Write(salespersonData);
}
}
finally
{
}
}
/// <summary>
/// update account
/// </summary>
private void DisplayUpdateAccount()
{
bool maxAttemptsExceeded = false;
_salesperson = _consoleView.DisplayUpdateAcountInfo(_salesperson, out maxAttemptsExceeded);
}
/// <summary>
/// setup account
/// </summary>
private void DisplaySetupAccount()
{
_salesperson = _consoleView.DisplaySetupAccount();
}
