feat: add raw field to blockQuery

CHANGES.md

@@ -13,6 +13,7 @@ To be released.
  -  Changed `IMessageCodec.Encode(MessageContent, PrivateKey,
     AppProtocolVersion, BoundPeer, DateTimeOffset, byte[]?)` to
     `IMessageCodec.Encode(Message, PrivateKey)`.  [[#3997]]
+ -  (Libplanet.Explorer) Added `raw` field to `BlockType`.  [[#4006]]
 
 ### Backward-incompatible network protocol changes
 
@@ -32,6 +33,7 @@ To be released.
 
 [#3997]: https://github.com/planetarium/libplanet/pull/3997
 [#3999]: https://github.com/planetarium/libplanet/pull/3999
+[#4006]: https://github.com/planetarium/libplanet/pull/4006
 
 
 Version 5.4.2

test/Libplanet.Explorer.Tests/GraphTypes/BlockTypeTest.cs

@@ -3,6 +3,8 @@
 using System.Collections.Immutable;
 using System.Numerics;
 using System.Security.Cryptography;
+using Bencodex;
+using Bencodex.Types;
 using GraphQL;
 using GraphQL.Execution;
 using GraphQL.Types;
@@ -79,6 +81,7 @@ public async void Query()
                         }
                     }
                     protocolVersion
+                    raw
                 }";
 
             var store = new MemoryStore();
@@ -135,6 +138,11 @@ public async void Query()
             Assert.Equal(
                 block.ProtocolVersion,
                 resultData["protocolVersion"]);
+
+            Assert.Equal(
+                block,
+                BlockMarshaler.UnmarshalBlock(
+                    (Dictionary)new Codec().Decode(ByteUtil.ParseHex((string)resultData["raw"]))));
         }
     }
 }

tools/Libplanet.Explorer/GraphTypes/BlockType.cs

@@ -1,3 +1,4 @@
+using Bencodex;
 using GraphQL.Types;
 using Libplanet.Explorer.Interfaces;
 using Libplanet.Types.Blocks;
@@ -6,6 +7,8 @@ namespace Libplanet.Explorer.GraphTypes;
 
 public class BlockType : ObjectGraphType<Block>
 {
+    private static readonly Codec _codec = new();
+
     public BlockType(IBlockChainContext context)
     {
         Name = "Block";
@@ -93,5 +96,9 @@ public BlockType(IBlockChainContext context)
             name: "ProtocolVersion",
             description: "The protocol version number of the block.",
             resolve: ctx => ctx.Source.ProtocolVersion);
+        Field<NonNullGraphType<ByteStringType>>(
+            name: "Raw",
+            description: "The bencodex serialization of the block",
+            resolve: ctx => _codec.Encode(ctx.Source.MarshalBlock()));
     }
 }