From 87c4c99fe60729505e91d5f578b7d7c0aaaed662 Mon Sep 17 00:00:00 2001
From: Joeh <joeh@alchemist.wtf>
Date: Wed, 26 Jul 2023 12:13:42 +0100
Subject: [PATCH] Feat: Add Neon Mainnet Network

---
 docs/registry.md                            |  1 +
 include/TrustWalletCore/TWCoinType.h        |  1 +
 registry.json                               | 30 +++++++++++++++++
 tests/chains/Neon/TWCoinTypeTests.cpp       | 37 +++++++++++++++++++++
 tests/common/CoinAddressDerivationTests.cpp |  1 +
 5 files changed, 70 insertions(+)
 create mode 100644 tests/chains/Neon/TWCoinTypeTests.cpp

diff --git a/docs/registry.md b/docs/registry.md
index a3905803c70..ca6fb7f6afc 100644
--- a/docs/registry.md
+++ b/docs/registry.md
@@ -140,4 +140,5 @@ This list is generated from [./registry.json](../registry.json)
 | 70000118 | Kujira           | KUJI   | <img src="https://raw.githubusercontent.com/trustwallet/assets/master/blockchains/kujira/info/logo.png" width="32" />       | <https://kujira.app/>         |
 | 80000118 | Comdex           | CMDX   | <img src="https://raw.githubusercontent.com/trustwallet/assets/master/blockchains/comdex/info/logo.png" width="32" />       | <https://comdex.one/>         |
 | 90000118 | Neutron          | NTRN   | <img src="https://raw.githubusercontent.com/trustwallet/assets/master/blockchains/neutron/info/logo.png" width="32" />      | <https://neutron.org/>        |
+| 255022934 | Neon             | NEON   | <img src="https://raw.githubusercontent.com/trustwallet/assets/master/blockchains/neon/info/logo.png" width="32" />         | <https://neonevm.org>         |
 | 1323161554 | Aurora           | ETH    | <img src="https://raw.githubusercontent.com/trustwallet/assets/master/blockchains/aurora/info/logo.png" width="32" />       | <https://aurora.dev/>         |
diff --git a/include/TrustWalletCore/TWCoinType.h b/include/TrustWalletCore/TWCoinType.h
index c6de3d4e5dd..5ccaf3af7f2 100644
--- a/include/TrustWalletCore/TWCoinType.h
+++ b/include/TrustWalletCore/TWCoinType.h
@@ -169,6 +169,7 @@ enum TWCoinType {
     TWCoinTypeAcala = 787,
     TWCoinTypeAcalaEVM = 10000787,
     TWCoinTypeOpBNBtestnet = 5611,
+    TWCoinTypeNeon = 255022934,
 };
 
 /// Returns the blockchain for a coin type.
diff --git a/registry.json b/registry.json
index 6cd872676f9..809e2ae14f9 100644
--- a/registry.json
+++ b/registry.json
@@ -4204,5 +4204,35 @@
       "rpc": "https://toncenter.com/api/v2/jsonRPC",
       "documentation": "https://ton.org/docs"
     }
+  },
+  {
+    "id": "neon",
+    "name": "Neon",
+    "coinId": 255022934,
+    "symbol": "NEON",
+    "decimals": 18,
+    "blockchain": "Ethereum",
+    "derivation": [
+      {
+        "path": "m/44'/60'/0'/0/0"
+      }
+    ],
+    "curve": "secp256k1",
+    "publicKeyType": "secp256k1Extended",
+    "chainId": "245022934",
+    "addressHasher": "keccak256",
+    "explorer": {
+      "url": "https://neonscan.org",
+      "txPath": "/tx/",
+      "accountPath": "/address/",
+      "sampleTx": "0x77d86af2c6f02f14ef13ca52bf54864d92fcc4b32d8e884e225061c006738ed6",
+      "sampleAccount": "0xfa4a8650e7bebb918859c280a86f9661bed29877"
+    },
+    "info": {
+      "url": "https://neonevm.org",
+      "source": "https://github.com/neonevm/neon-evm",
+      "rpc": "https://neon-proxy-mainnet.solana.p2p.org/",
+      "documentation": "https://docs.neonfoundation.io/docs/quick_start"
+    }
   }
 ]
diff --git a/tests/chains/Neon/TWCoinTypeTests.cpp b/tests/chains/Neon/TWCoinTypeTests.cpp
new file mode 100644
index 00000000000..9335530a0fc
--- /dev/null
+++ b/tests/chains/Neon/TWCoinTypeTests.cpp
@@ -0,0 +1,37 @@
+// Copyright © 2017-2023 Trust Wallet.
+//
+// This file is part of Trust. The full Trust copyright notice, including
+// terms governing use, modification, and redistribution, is contained in the
+// file LICENSE at the root of the source code distribution tree.
+//
+// This is a GENERATED FILE, changes made here MAY BE LOST.
+// Generated one-time (codegen/bin/cointests)
+//
+
+#include "TestUtilities.h"
+#include <TrustWalletCore/TWCoinTypeConfiguration.h>
+#include <gtest/gtest.h>
+
+
+TEST(TWNeonCoinType, TWCoinType) {
+    const auto coin = TWCoinTypeNeon;
+    const auto symbol = WRAPS(TWCoinTypeConfigurationGetSymbol(coin));
+    const auto id = WRAPS(TWCoinTypeConfigurationGetID(coin));
+    const auto name = WRAPS(TWCoinTypeConfigurationGetName(coin));
+    const auto chainId = WRAPS(TWCoinTypeChainId(coin));
+    const auto txId = WRAPS(TWStringCreateWithUTF8Bytes("0x77d86af2c6f02f14ef13ca52bf54864d92fcc4b32d8e884e225061c006738ed6"));
+    const auto txUrl = WRAPS(TWCoinTypeConfigurationGetTransactionURL(coin, txId.get()));
+    const auto accId = WRAPS(TWStringCreateWithUTF8Bytes("0xfa4a8650e7bebb918859c280a86f9661bed29877"));
+    const auto accUrl = WRAPS(TWCoinTypeConfigurationGetAccountURL(coin, accId.get()));
+
+    assertStringsEqual(id, "neon");
+    assertStringsEqual(name, "Neon");
+    assertStringsEqual(symbol, "NEON");
+    ASSERT_EQ(TWCoinTypeConfigurationGetDecimals(coin), 18);
+    ASSERT_EQ(TWCoinTypeBlockchain(coin), TWBlockchainEthereum);
+    ASSERT_EQ(TWCoinTypeP2shPrefix(coin), 0x0);
+    ASSERT_EQ(TWCoinTypeStaticPrefix(coin), 0x0);
+    assertStringsEqual(chainId, "245022934");
+    assertStringsEqual(txUrl, "https://neonscan.org/tx/0x77d86af2c6f02f14ef13ca52bf54864d92fcc4b32d8e884e225061c006738ed6");
+    assertStringsEqual(accUrl, "https://neonscan.org/address/0xfa4a8650e7bebb918859c280a86f9661bed29877");
+}
diff --git a/tests/common/CoinAddressDerivationTests.cpp b/tests/common/CoinAddressDerivationTests.cpp
index e461945a2eb..ac948f7aa11 100644
--- a/tests/common/CoinAddressDerivationTests.cpp
+++ b/tests/common/CoinAddressDerivationTests.cpp
@@ -77,6 +77,7 @@ TEST(Coin, DeriveAddress) {
         case TWCoinTypeIoTeXEVM:
         case TWCoinTypeScroll:
         case TWCoinTypeOpBNBtestnet:
+        case TWCoinTypeNeon:
             EXPECT_EQ(address, "0x9d8A62f656a8d1615C1294fd71e9CFb3E4855A4F");
             break;