punish v6.8.18.0

LLib/LLib.Shop.Model/ItemForSale.cs

@@ -0,0 +1,14 @@
+namespace LLib.Shop.Model;
+
+public sealed class ItemForSale
+{
+	public required int Position { get; init; }
+
+	public required uint ItemId { get; init; }
+
+	public required string? ItemName { get; init; }
+
+	public required uint Price { get; init; }
+
+	public required uint OwnedItems { get; init; }
+}

LLib/LLib.Shop.Model/PurchaseState.cs

@@ -0,0 +1,24 @@
+using System;
+
+namespace LLib.Shop.Model;
+
+public sealed class PurchaseState
+{
+	public int DesiredItems { get; }
+
+	public int OwnedItems { get; set; }
+
+	public int ItemsLeftToBuy => Math.Max(0, DesiredItems - OwnedItems);
+
+	public bool IsComplete => ItemsLeftToBuy == 0;
+
+	public bool IsAwaitingYesNo { get; set; }
+
+	public DateTime NextStep { get; set; } = DateTime.MinValue;
+
+	public PurchaseState(int desiredItems, int ownedItems)
+	{
+		DesiredItems = desiredItems;
+		OwnedItems = ownedItems;
+	}
+}