From b47c2db0bd9f07d109426c04fa9c16892e0a63aa Mon Sep 17 00:00:00 2001
From: Ethan Moffat <ethan@moffat.io>
Date: Sun, 27 Mar 2022 19:12:30 -0700
Subject: [PATCH] Implement InventorySpaceValidator

---
 .../HUD/Inventory/InventorySpaceValidator.cs      | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/EndlessClient/HUD/Inventory/InventorySpaceValidator.cs b/EndlessClient/HUD/Inventory/InventorySpaceValidator.cs
index d0f16b279..3d9f3e88c 100644
--- a/EndlessClient/HUD/Inventory/InventorySpaceValidator.cs
+++ b/EndlessClient/HUD/Inventory/InventorySpaceValidator.cs
@@ -1,7 +1,9 @@
 using AutomaticTypeMapper;
 using EOLib.Domain.Map;
 using EOLib.IO;
+using EOLib.IO.Map;
 using EOLib.IO.Repositories;
+using Optional;
 
 namespace EndlessClient.HUD.Inventory
 {
@@ -9,10 +11,16 @@ namespace EndlessClient.HUD.Inventory
     public class InventorySpaceValidator : IInventorySpaceValidator
     {
         private readonly IEIFFileProvider _eifFileProvider;
+        private readonly IInventorySlotProvider _inventorySlotProvider;
+        private readonly IInventoryService _inventoryService;
 
-        public InventorySpaceValidator(IEIFFileProvider eifFileProvider)
+        public InventorySpaceValidator(IEIFFileProvider eifFileProvider,
+                                       IInventorySlotProvider inventorySlotProvider,
+                                       IInventoryService inventoryService)
         {
             _eifFileProvider = eifFileProvider;
+            _inventorySlotProvider = inventorySlotProvider;
+            _inventoryService = inventoryService;
         }
 
         public bool ItemFits(IItem item)
@@ -22,8 +30,9 @@ public bool ItemFits(IItem item)
 
         public bool ItemFits(ItemSize itemSize)
         {
-            // todo: inventory grid management
-            return true;
+            return _inventoryService
+                .GetNextOpenSlot((Matrix<bool>)_inventorySlotProvider.FilledSlots, itemSize, Option.None<int>())
+                .HasValue;
         }
     }