// Enables user to purchase a product
public BuyTransaction BuyProduct(User user, Product product, int count)
{
BuyTransaction buyTransaction = new BuyTransaction(user, product.productPriceTag, product);
buyTransaction.executeBuyMethod(user, product);
writeTransactionsToLog.WriteTransactionFileToLog(buyTransaction);
return buyTransaction;
}
public void DisplayUserBuysProduct(BuyTransaction transaction)
{
Console.WriteLine($"User: {transaction.userTransaction.userName} confirmed transaction of: {transaction.productItem} transacted total: {transaction.amountTransaction} on the date: {transaction.Date}");
}
public void DisplayUserBuysProduct(int count, BuyTransaction transaction) // Not implemented
{
throw new NotImplementedException();
}
public void DisplayInsufficientCash(BuyTransaction transanctions)
{
Console.WriteLine("Product could not be purchased, your balance is getting low.");
}
public void ParseCommand(string command)
{
string[] stringParts = command.Split(' ');
if (stringParts[0].Contains(':'))
{
AdminCommands(stringParts);
return;
}
switch (stringParts.Count())
{
case 1:
foreach (User user in stregsystem.userList)
{
if (stringParts[0] == user.userName)
{
Ui.DisplayUserInfo(user);
return;
}
}
Ui.DisplayUserNotFound();
break;
case 2: // one transaction
{
User user;
Product product;
BuyTransaction transaction;
int id = 0;
Int32.TryParse(stringParts[1], out id);
if (id < 1)
{
Ui.DisplayNotaValidProductId();
}
try
{
user = stregsystem.GetUserByUsername(stringParts[0]);
product = stregsystem.GetProductByID(id);
transaction = new BuyTransaction(user, product.productPriceTag, product);
if (user.Balance > transaction.amountTransaction)
{
Ui.DisplayUserBuysProduct(transaction as BuyTransaction);
}
else
{
Ui.DisplayInsufficientCash();
}
user.Balance = transaction.executeBuyMethod(user, product);
if (user.Balance < 50)
{
Ui.Stregsystem_UserBalanceWarning(user, user.Balance);
}
}
catch
{
Ui.DisplayGeneralError();
return;
}
break;
}
case 3: // For some reason this wont allow purchase of more than 2 products at a time
{
int id = 0;
int count = 0;
User user;
Product product;
BuyTransaction transaction;
Int32.TryParse(stringParts[2], out id); // Write ID
if (id < 1)
{
Ui.DisplayNotaValidProductId();
}
Int32.TryParse(stringParts[1], out count); // When written in prompt stringParts seperates inputs with a space, Write number of items
if (count < 1)
{
Ui.DisplayNotaValidAmountOfProducts();
}
try
{
user = stregsystem.GetUserByUsername(stringParts[0]); // Input of user through GetUserByUsername Method
product = stregsystem.GetProductByID(id); // retrieves product id
transaction = stregsystem.BuyProduct(user, product, count); // purchase of actual product
if (user.Balance > transaction.amountTransaction)
{
Ui.DisplayUserBuysProduct(transaction as BuyTransaction); // Writes to prompt window if purchase was completed
}
else
{
Ui.DisplayInsufficientCash(); // if you dont have enough cash
}
user.Balance = transaction.executeBuyMethod(user, product); // actually buys the item
if (user.Balance < 50)
{
Ui.Stregsystem_UserBalanceWarning(user, user.Balance);
}
}
catch
{
Ui.DisplayCommandNotWorking(); // writes to prompt if command wasnt recoqnised
return;
}
break;
}
default:
Ui.DisplayGeneralError();
break;
}
}
