Cargo Console Limit (#1095)

Co-authored-by: Pieter-Jan Briers <pieterjan.briers+git@gmail.com>

Content.Server/Cargo/CargoOrderDatabase.cs

@@ -1,4 +1,5 @@
 using Content.Shared.Prototypes.Cargo;
+using Robust.Shared.Localization;
 using System.Collections.Generic;
 using System.Linq;
 
@@ -12,9 +13,13 @@ namespace Content.Server.Cargo
         public CargoOrderDatabase(int id)
         {
             Id = id;
+            CurrentOrderSize = 0;
+            MaxOrderSize = 20;
         }
 
         public int Id { get; private set; }
+        public int CurrentOrderSize { get; private set; }
+        public int MaxOrderSize { get; private set; }
 
         /// <summary>
         ///     Removes all orders from the database.
@@ -86,9 +91,18 @@ namespace Content.Server.Cargo
         /// <param name="order">The order to be approved.</param>
         public void ApproveOrder(int orderNumber)
         {
+            if (CurrentOrderSize == MaxOrderSize)
+                return;
             if (!_orders.TryGetValue(orderNumber, out var order))
                 return;
+            else if (CurrentOrderSize + order.Amount > MaxOrderSize)
+            { 
+                AddOrder(order.Requester, Loc.GetString("{0} (Overflow)", order.Reason.Replace(" (Overflow)","")), order.ProductId,
+                    order.Amount - MaxOrderSize - CurrentOrderSize, order.PayingAccountId);
+                order.Amount = MaxOrderSize - CurrentOrderSize;
+            }
             order.Approved = true;
+            CurrentOrderSize += order.Amount;
         }
 
         /// <summary>
@@ -100,5 +114,13 @@ namespace Content.Server.Cargo
         {
             return _orders.ContainsValue(order);
         }
+
+        /// <summary>
+        ///     Clears the current order capacity. This allows more orders to be processed and is invoked after an order is dispatched.
+        /// </summary>
+        public void ClearOrderCapacity()
+        {
+            CurrentOrderSize = 0;
+        }
     }
 }