Add NEO SDK RPC module (#850)

* Add NEO SDK based on RPC client * add rpc interface methods for neo3 * update unit test * add unit test * Update TransactionHelper.cs Changed for neo 3.0, not final yet. * implement sdk rpc client methods * backup files * change class name * remove uncompleted modules for pull request * change json deserialize method with Neo JObject * modified JSON implementation, added FromJson() * more RPC change * PR correction * RPC module fix, remove newton.json * fix * fix getblock issue * PR correction * PR Correction * PR Correction: rename RPC models * PR Correction * resolve conflicts * Clean code * Clean code * Clean code * Clean code * Update RpcValidateAddressResult.cs * Clean code * PR correction * Move test file to the right place
neo-project · Jul 30, 2019 · cd99489 · cd99489
1 parent 547234a
commit cd99489
Show file tree

Hide file tree

Showing 23 changed files with 1,482 additions and 3 deletions.
diff --git a/neo.UnitTests/Network/RPC/UT_RpcClient.cs b/neo.UnitTests/Network/RPC/UT_RpcClient.cs
diff --git a/neo/Ledger/ContractState.cs b/neo/Ledger/ContractState.cs
@@ -64,5 +64,13 @@ public JObject ToJson()
             json["manifest"] = Manifest.ToJson();
             return json;
         }
+
+        public static ContractState FromJson(JObject json)
+        {
+            ContractState contractState = new ContractState();
+            contractState.Script = json["script"].AsString().HexToBytes();
+            contractState.Manifest = ContractManifest.FromJson(json["manifest"]);
+            return contractState;
+        }
     }
 }
diff --git a/neo/Network/P2P/Payloads/Block.cs b/neo/Network/P2P/Payloads/Block.cs
@@ -2,6 +2,7 @@
 using Neo.IO;
 using Neo.IO.Json;
 using Neo.Ledger;
+using Neo.Wallets;
 using System;
 using System.Collections.Generic;
 using System.IO;
@@ -106,6 +107,16 @@ public override JObject ToJson()
             return json;
         }
 
+        public new static Block FromJson(JObject json)
+        {
+            Block block = new Block();
+            BlockBase blockBase = block;
+            blockBase.FromJson(json);
+            block.ConsensusData = ConsensusData.FromJson(json["consensus_data"]);
+            block.Transactions = ((JArray)json["tx"]).Select(p => Transaction.FromJson(p)).ToArray();
+            return block;
+        }
+
         public TrimmedBlock Trim()
         {
             return new TrimmedBlock

diff --git a/neo/Network/P2P/Payloads/BlockBase.cs b/neo/Network/P2P/Payloads/BlockBase.cs
@@ -6,6 +6,7 @@
 using Neo.Wallets;
 using System;
 using System.IO;
+using System.Linq;
 
 namespace Neo.Network.P2P.Payloads
 {
@@ -32,7 +33,7 @@ public UInt256 Hash
             }
         }
 
-        public virtual int Size => 
+        public virtual int Size =>
             sizeof(uint) +       //Version
             PrevHash.Size +      //PrevHash
             MerkleRoot.Size +    //MerkleRoot
@@ -41,7 +42,7 @@ public UInt256 Hash
             NextConsensus.Size + //NextConsensus
             1 +                  //
             Witness.Size;        //Witness   
-        
+
         Witness[] IVerifiable.Witnesses
         {
             get
@@ -111,6 +112,17 @@ public virtual JObject ToJson()
             return json;
         }
 
+        public void FromJson(JObject json)
+        {
+            Version = (uint)json["version"].AsNumber();
+            PrevHash = UInt256.Parse(json["previousblockhash"].AsString());
+            MerkleRoot = UInt256.Parse(json["merkleroot"].AsString());
+            Timestamp = (ulong)json["time"].AsNumber();
+            Index = (uint)json["index"].AsNumber();
+            NextConsensus = json["nextconsensus"].AsString().ToScriptHash();
+            Witness = ((JArray)json["witnesses"]).Select(p => Witness.FromJson(p)).FirstOrDefault();
+        }
+
         public virtual bool Verify(Snapshot snapshot)
         {
             Header prev_header = snapshot.GetHeader(PrevHash);

diff --git a/neo/Network/P2P/Payloads/ConsensusData.cs b/neo/Network/P2P/Payloads/ConsensusData.cs
@@ -2,6 +2,7 @@
 using Neo.IO;
 using Neo.IO.Json;
 using Neo.Ledger;
+using System.Globalization;
 using System.IO;
 
 namespace Neo.Network.P2P.Payloads
@@ -45,5 +46,14 @@ public JObject ToJson()
             json["nonce"] = Nonce.ToString("x16");
             return json;
         }
+
+        public static ConsensusData FromJson(JObject json)
+        {
+            ConsensusData block = new ConsensusData();
+            block.PrimaryIndex = (uint)json["primary"].AsNumber();
+            block.Nonce = ulong.Parse(json["nonce"].AsString(), NumberStyles.HexNumber);
+            return block;
+        }
+
     }
 }
diff --git a/neo/Network/P2P/Payloads/Header.cs b/neo/Network/P2P/Payloads/Header.cs
@@ -1,6 +1,9 @@
-using Neo.Ledger;
+using Neo.IO.Json;
+using Neo.Ledger;
+using Neo.Wallets;
 using System;
 using System.IO;
+using System.Linq;
 
 namespace Neo.Network.P2P.Payloads
 {
@@ -51,5 +54,14 @@ public TrimmedBlock Trim()
                 Hashes = new UInt256[0]
             };
         }
+
+        public new static Header FromJson(JObject json)
+        {
+            Header header = new Header();
+            BlockBase blockBase = header;
+            blockBase.FromJson(json);
+            return header;
+        }
+
     }
 }
diff --git a/neo/Network/P2P/Payloads/Transaction.cs b/neo/Network/P2P/Payloads/Transaction.cs
@@ -177,6 +177,21 @@ public JObject ToJson()
             return json;
         }
 
+        public static Transaction FromJson(JObject json)
+        {
+            Transaction tx = new Transaction();
+            tx.Version = byte.Parse(json["version"].AsString());
+            tx.Nonce = uint.Parse(json["nonce"].AsString());
+            tx.Sender = json["sender"].AsString().ToScriptHash();
+            tx.SystemFee = long.Parse(json["sys_fee"].AsString());
+            tx.NetworkFee = long.Parse(json["net_fee"].AsString());
+            tx.ValidUntilBlock = uint.Parse(json["valid_until_block"].AsString());
+            tx.Attributes = ((JArray)json["attributes"]).Select(p => TransactionAttribute.FromJson(p)).ToArray();
+            tx.Script = json["script"].AsString().HexToBytes();
+            tx.Witnesses = ((JArray)json["witnesses"]).Select(p => Witness.FromJson(p)).ToArray();
+            return tx;
+        }
+
         bool IInventory.Verify(Snapshot snapshot)
         {
             return Verify(snapshot, Enumerable.Empty<Transaction>());

diff --git a/neo/Network/P2P/Payloads/TransactionAttribute.cs b/neo/Network/P2P/Payloads/TransactionAttribute.cs
@@ -33,5 +33,13 @@ public JObject ToJson()
             json["data"] = Data.ToHexString();
             return json;
         }
+
+        public static TransactionAttribute FromJson(JObject json)
+        {
+            TransactionAttribute transactionAttribute = new TransactionAttribute();
+            transactionAttribute.Usage = (TransactionAttributeUsage)(byte.Parse(json["usage"].AsString()));
+            transactionAttribute.Data = json["data"].AsString().HexToBytes();
+            return transactionAttribute;
+        }
     }
 }
diff --git a/neo/Network/P2P/Payloads/Witness.cs b/neo/Network/P2P/Payloads/Witness.cs
@@ -45,5 +45,13 @@ public JObject ToJson()
             json["verification"] = VerificationScript.ToHexString();
             return json;
         }
+
+        public static Witness FromJson(JObject json)
+        {
+            Witness witness = new Witness();
+            witness.InvocationScript = json["invocation"].AsString().HexToBytes();
+            witness.VerificationScript = json["verification"].AsString().HexToBytes();
+            return witness;
+        }
     }
 }
diff --git a/neo/Network/RPC/Models/RpcBlock.cs b/neo/Network/RPC/Models/RpcBlock.cs
@@ -0,0 +1,37 @@
+using Neo.IO.Json;
+using Neo.Network.P2P.Payloads;
+
+namespace Neo.Network.RPC.Models
+{
+    public class RpcBlock
+    {
+        public Block Block { get; set; }
+
+        public int? Confirmations { get; set; }
+
+        public UInt256 NextBlockHash { get; set; }
+
+        public JObject ToJson()
+        {
+            JObject json = Block.ToJson();
+            if (Confirmations != null)
+            {
+                json["confirmations"] = Confirmations;
+                json["nextblockhash"] = NextBlockHash.ToString();
+            }
+            return json;
+        }
+
+        public static RpcBlock FromJson(JObject json)
+        {
+            RpcBlock block = new RpcBlock();
+            block.Block = Block.FromJson(json);
+            if (json["confirmations"] != null)
+            {
+                block.Confirmations = (int)json["confirmations"].AsNumber();
+                block.NextBlockHash = UInt256.Parse(json["nextblockhash"].AsString());
+            }
+            return block;
+        }
+    }
+}
diff --git a/neo/Network/RPC/Models/RpcBlockHeader.cs b/neo/Network/RPC/Models/RpcBlockHeader.cs
@@ -0,0 +1,37 @@
+using Neo.IO.Json;
+using Neo.Network.P2P.Payloads;
+
+namespace Neo.Network.RPC.Models
+{
+    public class RpcBlockHeader
+    {
+        public Header Header { get; set; }
+
+        public int? Confirmations { get; set; }
+
+        public UInt256 NextBlockHash { get; set; }
+
+        public JObject ToJson()
+        {
+            JObject json = Header.ToJson();
+            if (Confirmations != null)
+            {
+                json["confirmations"] = Confirmations;
+                json["nextblockhash"] = NextBlockHash.ToString();
+            }
+            return json;
+        }
+
+        public static RpcBlockHeader FromJson(JObject json)
+        {
+            RpcBlockHeader block = new RpcBlockHeader();
+            block.Header = Header.FromJson(json);
+            if (json["confirmations"] != null)
+            {
+                block.Confirmations = (int)json["confirmations"].AsNumber();
+                block.NextBlockHash = UInt256.Parse(json["nextblockhash"].AsString());
+            }
+            return block;
+        }
+    }
+}
diff --git a/neo/Network/RPC/Models/RpcInvokeResult.cs b/neo/Network/RPC/Models/RpcInvokeResult.cs
@@ -0,0 +1,69 @@
+using Neo.IO.Json;
+using Newtonsoft.Json;
+using System.Linq;
+
+namespace Neo.Network.RPC.Models
+{
+    public class RpcInvokeResult
+    {
+        [JsonProperty(PropertyName = "script")]
+        public string Script { get; set; }
+
+        [JsonProperty(PropertyName = "state")]
+        public string State { get; set; }
+
+        [JsonProperty(PropertyName = "gas_consumed")]
+        public string GasConsumed { get; set; }
+
+        [JsonProperty(PropertyName = "stack")]
+        public RpcStack[] Stack { get; set; }
+
+        [JsonProperty(PropertyName = "tx")]
+        public string Tx { get; set; }
+
+        public JObject ToJson()
+        {
+            JObject json = new JObject();
+            json["script"] = Script;
+            json["state"] = State;
+            json["gas_consumed"] = GasConsumed;
+            json["stack"] = new JArray(Stack.Select(p => p.ToJson()));
+            json["tx"] = Tx;
+            return json;
+        }
+
+        public static RpcInvokeResult FromJson(JObject json)
+        {
+            RpcInvokeResult invokeScriptResult = new RpcInvokeResult();
+            invokeScriptResult.Script = json["script"].AsString();
+            invokeScriptResult.State = json["state"].AsString();
+            invokeScriptResult.GasConsumed = json["gas_consumed"].AsString();
+            invokeScriptResult.Tx = json["tx"].AsString();
+            invokeScriptResult.Stack = ((JArray)json["stack"]).Select(p => RpcStack.FromJson(p)).ToArray();
+            return invokeScriptResult;
+        }
+    }
+
+    public class RpcStack
+    {
+        public string Type { get; set; }
+
+        public string Value { get; set; }
+
+        public JObject ToJson()
+        {
+            JObject json = new JObject();
+            json["type"] = Type;
+            json["value"] = Value;
+            return json;
+        }
+
+        public static RpcStack FromJson(JObject json)
+        {
+            RpcStack stackJson = new RpcStack();
+            stackJson.Type = json["type"].AsString();
+            stackJson.Value = json["value"].AsString();
+            return stackJson;
+        }
+    }
+}
diff --git a/neo/Network/RPC/Models/RpcNep5Balances.cs b/neo/Network/RPC/Models/RpcNep5Balances.cs
@@ -0,0 +1,57 @@
+using Neo.IO.Json;
+using System.Linq;
+using System.Numerics;
+
+namespace Neo.Network.RPC.Models
+{
+    public class RpcNep5Balances
+    {
+        public string Address { get; set; }
+
+        public RpcNep5Balance[] Balances { get; set; }
+
+        public JObject ToJson()
+        {
+            JObject json = new JObject();
+            json["address"] = Address;
+            json["balance"] = Balances.Select(p => p.ToJson()).ToArray();
+            return json;
+        }
+
+        public static RpcNep5Balances FromJson(JObject json)
+        {
+            RpcNep5Balances nep5Balance = new RpcNep5Balances();
+            nep5Balance.Address = json["address"].AsString();
+            //List<Balance> listBalance = new List<Balance>();
+            nep5Balance.Balances = ((JArray)json["balance"]).Select(p => RpcNep5Balance.FromJson(p)).ToArray();
+            return nep5Balance;
+        }
+    }
+
+    public class RpcNep5Balance
+    {
+        public UInt160 AssetHash { get; set; }
+
+        public BigInteger Amount { get; set; }
+
+        public uint LastUpdatedBlock { get; set; }
+
+        public JObject ToJson()
+        {
+            JObject json = new JObject();
+            json["asset_hash"] = AssetHash.ToArray().ToHexString();
+            json["amount"] = Amount.ToString();
+            json["last_updated_block"] = LastUpdatedBlock.ToString();
+            return json;
+        }
+
+        public static RpcNep5Balance FromJson(JObject json)
+        {
+            RpcNep5Balance balance = new RpcNep5Balance();
+            balance.AssetHash = UInt160.Parse(json["asset_hash"].AsString());
+            balance.Amount = BigInteger.Parse(json["amount"].AsString());
+            balance.LastUpdatedBlock = uint.Parse(json["last_updated_block"].AsString());
+            return balance;
+        }
+    }
+}