feat(aos): add AosArmorAttributes.GetProperties(IPropertyList)

Projects/UOContent.Tests/Tests/PropertyList/AosArmorAttributesPropertiesTests.cs

@@ -0,0 +1,58 @@
+using System;
+using System.Buffers.Binary;
+using System.Collections.Generic;
+using System.Text;
+using Server;
+using Server.Items;
+using Xunit;
+
+namespace UOContent.Tests;
+
+[Collection("Sequential UOContent Tests")]
+public class AosArmorAttributesPropertiesTests
+{
+    private static Dictionary<int, string> Decode(ObjectPropertyList opl)
+    {
+        opl.Terminate();
+        var buffer = opl.Buffer;
+        var map = new Dictionary<int, string>();
+        var pos = 15;
+        while (true)
+        {
+            var cliloc = BinaryPrimitives.ReadInt32BigEndian(buffer.AsSpan(pos));
+            pos += 4;
+            if (cliloc == 0)
+            {
+                break;
+            }
+
+            var byteLen = BinaryPrimitives.ReadUInt16BigEndian(buffer.AsSpan(pos));
+            pos += 2;
+            map[cliloc] = Encoding.Unicode.GetString(buffer, pos, byteLen);
+            pos += byteLen;
+        }
+
+        return map;
+    }
+
+    [Fact]
+    public void EmitsMageArmorAndSelfRepairOnly()
+    {
+        var attrs = new AosArmorAttributes(null)
+        {
+            MageArmor = 1,
+            SelfRepair = 4,
+            LowerStatReq = 50,     // must NOT be emitted here
+            DurabilityBonus = 10   // must NOT be emitted here
+        };
+
+        var opl = new ObjectPropertyList(null);
+        attrs.GetProperties(opl);
+        var map = Decode(opl);
+
+        Assert.Equal("", map[1060437]);  // MageArmor (no-arg)
+        Assert.Equal("4", map[1060450]); // SelfRepair
+        Assert.False(map.ContainsKey(1060435)); // LowerStatReq excluded
+        Assert.False(map.ContainsKey(1060410)); // DurabilityBonus excluded
+    }
+}

Projects/UOContent/Misc/AOS.cs

@@ -1198,6 +1198,21 @@ namespace Server
             return value;
         }
 
+        public void GetProperties(IPropertyList list)
+        {
+            int prop;
+
+            if (MageArmor != 0)
+            {
+                list.Add(1060437); // mage armor
+            }
+
+            if ((prop = SelfRepair) != 0)
+            {
+                list.Add(1060450, prop); // self repair ~1_val~
+            }
+        }
+
         public override string ToString() => "...";
     }