Fix rechargeable items being mergeable

Author: Kaioru

src/common/Edelstein.Common.Gameplay/Entities/Inventories/Modifiers/ModifyInventoryContext.cs

@@ -2,6 +2,7 @@
 using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.Linq;
+using Edelstein.Protocol.Gameplay.Constants;
 using Edelstein.Protocol.Gameplay.Entities.Inventories;
 using Edelstein.Protocol.Gameplay.Entities.Inventories.Modifiers;
 using Edelstein.Protocol.Gameplay.Entities.Inventories.Modifiers.Operations;

src/protocol/Edelstein.Protocol.Gameplay/Entities/Inventories/ItemSlotBaseExtensions.cs

@@ -1,4 +1,5 @@
 using System;
+using Edelstein.Protocol.Gameplay.Constants;
 using Edelstein.Protocol.Network.Packets.Types;
 
 namespace Edelstein.Protocol.Gameplay.Entities.Inventories;
@@ -65,7 +66,8 @@ public static StructuredItemSlot ToStructured(this ItemSlotBase item)
 
                     Number = bundle.Number,
                     Title = new LPString(bundle.Title ?? ""),
-                    Attribute = bundle.Attribute
+                    Attribute = bundle.Attribute,
+                    SN = bundle.TemplateID.IsRechargeableItem() ? 0 : null
                 },
                 ItemSlotPet pet => new StructuredItemSlotInfoPet
                 {

src/protocol/Edelstein.Protocol.Gameplay/Entities/Inventories/ItemSlotBundle.cs

@@ -1,4 +1,6 @@
-namespace Edelstein.Protocol.Gameplay.Entities.Inventories;
+using Edelstein.Protocol.Gameplay.Constants;
+
+namespace Edelstein.Protocol.Gameplay.Entities.Inventories;
 
 public record ItemSlotBundle : ItemSlotBase
 {
@@ -8,7 +10,8 @@ public record ItemSlotBundle : ItemSlotBase
     public string? Title { get; set; }
 
     public bool IsMergeableWith(ItemSlotBundle bundle)
-        => TemplateID == bundle.TemplateID &&
+        => !TemplateID.IsRechargeableItem() &&
+           TemplateID == bundle.TemplateID &&
            Attribute == bundle.Attribute &&
            Title == bundle.Title &&
            DateExpire == bundle.DateExpire;

src/protocol/Edelstein.Protocol.Gameplay/Entities/Inventories/StructuredItemSlotInfoBundle.cs

@@ -1,4 +1,5 @@
 using BinarySerialization;
+using Edelstein.Protocol.Gameplay.Constants;
 using Edelstein.Protocol.Network.Packets.Types;
 
 namespace Edelstein.Protocol.Gameplay.Entities.Inventories;
@@ -8,5 +9,7 @@ public record StructuredItemSlotInfoBundle : StructuredItemSlotInfoBase
     [FieldOrder(0)] public short Number { get; init; }
     [FieldOrder(1)] public LPString Title { get; init; } = new();
     [FieldOrder(2)] public short Attribute { get; init; }
-    [FieldOrder(3)] public long? SN { get; init; }
+
+    [FieldOrder(3)] 
+    public long? SN { get; init; }
 }