Add vmState field in rpc getrawtransaction result

neo.UnitTests/Network/RPC/UT_RpcClient.cs

@@ -355,11 +355,13 @@ public void TestGetRawTransaction()
             json["blockhash"] = UInt256.Zero.ToString();
             json["confirmations"] = 100;
             json["blocktime"] = 10;
+            json["vmState"] = VMState.HALT;
             MockResponse(response.ToString());
 
             result = rpc.GetRawTransaction("0x9786cce0dddb524c40ddbdd5e31a41ed1f6b5c8a683c122f627ca4a007a7cf4e");
             Assert.AreEqual(transaction.Hash, result.Transaction.Hash);
             Assert.AreEqual(100, result.Confirmations);
+            Assert.AreEqual(VMState.HALT, result.VMState);
             Assert.AreEqual(json.ToString(), result.ToJson().ToString());
         }
 

neo/Network/RPC/Models/RpcTransaction.cs

@@ -1,5 +1,6 @@
 using Neo.IO.Json;
 using Neo.Network.P2P.Payloads;
+using Neo.VM;
 
 namespace Neo.Network.RPC.Models
 {
@@ -13,6 +14,8 @@ public class RpcTransaction
 
         public uint? BlockTime { get; set; }
 
+        public VMState? VMState { get; set; }
+
         public JObject ToJson()
         {
             JObject json = Transaction.ToJson();
@@ -21,6 +24,7 @@ public JObject ToJson()
                 json["blockhash"] = BlockHash.ToString();
                 json["confirmations"] = Confirmations;
                 json["blocktime"] = BlockTime;
+                json["vmState"] = VMState;
             }
             return json;
         }
@@ -34,6 +38,7 @@ public static RpcTransaction FromJson(JObject json)
                 transaction.BlockHash = UInt256.Parse(json["blockhash"].AsString());
                 transaction.Confirmations = (int)json["confirmations"].AsNumber();
                 transaction.BlockTime = (uint)json["blocktime"].AsNumber();
+                transaction.VMState = json["vmState"].TryGetEnum<VMState>();
             }
             return transaction;
         }

neo/Network/RPC/RpcServer.cs

@@ -564,13 +564,14 @@ private JObject GetRawTransaction(UInt256 hash, bool verbose)
             if (verbose)
             {
                 JObject json = tx.ToJson();
-                uint? height = Blockchain.Singleton.Store.GetTransactions().TryGet(hash)?.BlockIndex;
-                if (height != null)
+                TransactionState txState = Blockchain.Singleton.Store.GetTransactions().TryGet(hash);
+                if (txState != null)
                 {
-                    Header header = Blockchain.Singleton.Store.GetHeader((uint)height);
+                    Header header = Blockchain.Singleton.Store.GetHeader(txState.BlockIndex);
                     json["blockhash"] = header.Hash.ToString();
                     json["confirmations"] = Blockchain.Singleton.Height - header.Index + 1;
                     json["blocktime"] = header.Timestamp;
+                    json["vmState"] = txState.VMState;
                 }
                 return json;
             }