public void PurchaseProducts(NewPurchaseDto dto)
{
// check if user can purchase these products
// save products with decreased quantity
// handle concurent purchasing
// create event based on database data
var @event = new ProductsPurchased();
mediator.Publish(@event);
}
public SubscriptionDTO ToDTO()
{
return(new SubscriptionDTO
{
Id = Id.ToString(),
TotalDurationMonths = TotalDurationMonths,
StartDate = Purchased?.ToString("yyyy-MM-dd"),
EndDate = Expires?.ToString("yyyy-MM-dd"),
PurchasedProducts = ProductsPurchased.Select(purchased => purchased.ToDTO()).OrderBy(purchase => purchase.DateOfPurchase),
TotalPurchaseCostUSD = TotalPurchaseCostUSD,
TotalTaxCostUSD = TotalTaxCostUSD,
DatePaused = ActivePause?.Started.ToString("yyyy-MM-dd")
});
}
/// <summary>
/// Selects product from vending machine.
/// </summary>
/// <param name="productKeyEntered"></param>
public void SelectProduct(string productKeyEntered)
{
bool containsKey = inventory.ContainsKey(productKeyEntered);
try
{
if (containsKey == true)
{
if (inventory[productKeyEntered].Count <= 0)
{
Console.WriteLine("This product is sold out.");
Console.ReadLine();
}
else if (inventory[productKeyEntered].Price > MachineBalance)
{
Console.WriteLine("Insufficient funds.");
Console.ReadLine();
}
else
{
inventory[productKeyEntered].Count -= 1;
MachineBalance -= inventory[productKeyEntered].Price;
ProductsPurchased.Add(inventory[productKeyEntered].Type);
string productName = inventory[productKeyEntered].Name;
using (StreamWriter sw = new StreamWriter("logs.txt", true))
{
sw.WriteLine($"{DateTime.Now.ToString()} {inventory[productKeyEntered].Name} {productKeyEntered} {MachineBalance + inventory[productKeyEntered].Price:C2} {MachineBalance:C2}", -10);
}
}
}
else
{
Console.WriteLine("This code is invalid.");
Console.ReadLine();
}
}
catch (IOException ex)
{
Console.WriteLine($"Error writing to log: {ex.Message}");
}
}
