public static void ShowKartItems(KartItem kartItems)
{
foreach (var item in kartItems.kartItems)
{
Console.WriteLine($"{item.Key} {item.Value.quantity}@{item.Value.unitPrice:C2}/{item.Value.soldBy.ToString()}" +
$" {item.Value.subtotal:C2}");
}
Console.ReadKey();
}
public static void DisplayKart(KartItem kartItems)
{
if (kartItems.kartItems.Count > 0)
{
KartView.ShowKartItems(kartItems);
}
else
{
UserInput.Message("Nothing to display..");
}
}
public static void AddItemToKart(KartItem kartItem, Dictionary <string, MarkdownItem> markdownItem)
{
string name = UserInput.GetInput("Enter name:");
//Ensures that the name is valid. Case sensitive
while (!StoreItemController.IsItemNameValid(name))
{
UserInput.Message("Item name is not valid. Names are case sensitive.", false);
name = UserInput.GetInput("Enter name:");
}
double amount = 0;
while (!double.TryParse(UserInput.GetInput("Amount:"), out amount))
{
UserInput.Message("not a valid amount:", false);
}
kartItem.AddItemToKart(name, amount, markdownItem);
}
public static void RemoveItem(KartItem kart)
{
if (kart.kartItems.Count == 1)
{
//Use LinQ to retrieve the key of the first item
string key = (from item in kart.kartItems
select item.Key).FirstOrDefault();
RemoveItemByName(kart, key);
Console.ReadLine();
}
else if (kart.kartItems.Count > 0)
{
DisplayKart(kart);
RemoveItemByName(kart, UserInput.GetInput("Enter name of item to remove:"));
Console.ReadLine();
}
else
{
UserInput.Message("Nothing to delete!");
return;
}
}
public static void RemoveItemByName(KartItem kart, string name)
{
if (!kart.kartItems.ContainsKey(name))
{
UserInput.Message("Item not found...");
return;
}
//If quantity is one, then remove item from the dictionary list
if (kart.kartItems[name].quantity <= 1)
{
kart.kartItems.Remove(name);
}
else
{
//Gets the amount to remove if greater than 1
if (double.TryParse(UserInput.GetInput("Enter amount to remove:"), out double amount))
{
//If the amount to be deleted is greater than or equal the amount in the cart
//Then remove the item from the cart
if (kart.kartItems[name].quantity <= amount)
{
kart.kartItems.Remove(name);
}
else
{
//Otherwise decrement the item quantity
kart.kartItems[name].quantity -= amount;
}
Console.WriteLine("Done..");
}
else
{
UserInput.Message("Not a valid number unit");
}
}
}
