WalletConnect Switch (#50)

Author: 0xFirekeeper

Assets/Resources.meta

@@ -1,8 +1,11 @@
 using System.Collections.Generic;
+using System.Numerics;
+using Nethereum.Hex.HexConvertors.Extensions;
 using Nethereum.Siwe;
 using Nethereum.Web3;
 using Nethereum.Web3.Accounts;
 using UnityEngine;
+using WalletConnectSharp.Core.Models.Ethereum;
 
 namespace Thirdweb
 {
@@ -89,6 +92,8 @@ public struct BiconomyOptions
 
         public Storage storage;
 
+        public EthChainData currentChainData;
+
         public class NativeSession
         {
             public int lastChainId = -1;
@@ -138,6 +143,8 @@ public NativeSession(int lastChainId, string lastRPC, Account account, Web3 web3
                     appIcons = options.wallet?.appIcons ?? new string[] { "https://thirdweb.com/favicon.ico" },
                     appUrl = options.wallet?.appUrl ?? "https://thirdweb.com"
                 };
+
+                FetchChainData();
             }
             else
             {
@@ -155,5 +162,71 @@ public Contract GetContract(string address, string abi = null)
         {
             return new Contract(this.chainOrRPC, address, abi);
         }
+
+        void FetchChainData()
+        {
+            var allChainsJson = (TextAsset)Resources.Load("all_chains", typeof(TextAsset));
+            // Get networks from chainidnetwork
+            List<ChainIDNetworkData> allNetworkData = Newtonsoft.Json.JsonConvert.DeserializeObject<List<ChainIDNetworkData>>(allChainsJson.text);
+            // Get current network
+            ChainIDNetworkData currentNetwork = allNetworkData.Find(x => x.chainId == nativeSession.lastChainId.ToString());
+            // Get block explorer urls
+            List<string> explorerUrls = new List<string>();
+            foreach (var explorer in currentNetwork.explorers)
+                explorerUrls.Add(explorer.url);
+            if (explorerUrls.Count == 0)
+                explorerUrls.Add("https://etherscan.io");
+            // Add chain
+            currentChainData = new EthChainData()
+            {
+                chainId = BigInteger.Parse(currentNetwork.chainId).ToHex(false, true) ?? BigInteger.Parse(nativeSession.lastChainId.ToString()).ToHex(false, true),
+                blockExplorerUrls = explorerUrls.ToArray(),
+                chainName = currentNetwork.name ?? ThirdwebManager.Instance.supportedChainData[ThirdwebManager.Instance.chain].identifier,
+                iconUrls = new string[] { "ipfs://QmdwQDr6vmBtXmK2TmknkEuZNoaDqTasFdZdu3DRw8b2wt" },
+                nativeCurrency = new NativeCurrency()
+                {
+                    name = currentNetwork.nativeCurrency?.name ?? "Ether",
+                    symbol = currentNetwork.nativeCurrency?.symbol ?? "ETH",
+                    decimals = int.Parse(currentNetwork.nativeCurrency?.decimals ?? "18")
+                },
+                rpcUrls = new string[] { nativeSession.lastRPC }
+            };
+        }
+
+        [System.Serializable]
+        public class ChainIDNetworkData
+        {
+            public string name;
+            public string chain;
+            public string icon;
+            public List<string> rpc;
+            public ChainIDNetworkNativeCurrency nativeCurrency;
+            public string chainId;
+            public List<ChainIDNetworkExplorer> explorers;
+        }
+
+        [System.Serializable]
+        public class ChainIDNetworkNativeCurrency
+        {
+            public string name;
+            public string symbol;
+            public string decimals;
+        }
+
+        [System.Serializable]
+        public class ChainIDNetworkExplorer
+        {
+            public string name;
+            public string url;
+            public string standard;
+        }
+
+        public struct ChaiNIDNetworkIcon
+        {
+            public string url;
+            public int width;
+            public int height;
+            public string format;
+        }
     }
 }

Assets/Resources/all_chains.json

@@ -9,6 +9,9 @@
 using Nethereum.Siwe.Core;
 using System.Collections.Generic;
 using Nethereum.Web3.Accounts;
+using UnityEngine.Networking;
+using Nethereum.Hex.HexConvertors.Extensions;
+using WalletConnectSharp.Core.Models.Ethereum;
 
 //using WalletConnectSharp.NEthereum;
 
@@ -19,7 +22,8 @@ namespace Thirdweb
     /// </summary>
     public class Wallet : Routable
     {
-        public Wallet() : base($"sdk{subSeparator}wallet") { }
+        public Wallet()
+            : base($"sdk{subSeparator}wallet") { }
 
         /// <summary>
         /// Connect a user's wallet via a given wallet provider
@@ -63,6 +67,20 @@ public async Task<string> Connect(WalletConnection? walletConnection = null)
                             oldSession.options,
                             oldSession.siweSession
                         );
+
+                        // Add chain
+                        try
+                        {
+                            await WalletConnect.Instance.WalletAddEthChain(ThirdwebManager.Instance.SDK.currentChainData);
+                        }
+                        catch (System.Exception e)
+                        {
+                            Debug.Log("Adding chain error: " + e.Message);
+                        }
+
+                        // Switch to chain
+                        await WalletConnect.Instance.WalletSwitchEthChain(new EthChain() { chainId = ThirdwebManager.Instance.SDK.currentChainData.chainId });
+
                         return Nethereum.Util.AddressUtil.Current.ConvertToChecksumAddress(WalletConnect.Instance.Session.Accounts[0]);
                     }
                     else if (walletConnection?.password != null)
@@ -262,7 +280,8 @@ public async Task<CurrencyValue> GetBalance(string currencyAddress = Utils.Nativ
                 else
                 {
                     var balance = await ThirdwebManager.Instance.SDK.nativeSession.web3.Eth.GetBalance.SendRequestAsync(await ThirdwebManager.Instance.SDK.wallet.GetAddress());
-                    return new CurrencyValue("Ether", "ETH", "18", balance.Value.ToString(), balance.Value.ToString().ToEth()); // TODO: Get actual name/symbol
+                    var nativeCurrency = ThirdwebManager.Instance.SDK.currentChainData.nativeCurrency;
+                    return new CurrencyValue(nativeCurrency.name, nativeCurrency.symbol, nativeCurrency.decimals.ToString(), balance.Value.ToString(), balance.Value.ToString().ToEth());
                 }
             }
         }

Assets/Resources/all_chains.json.meta

@@ -188,7 +188,7 @@ protected async void TransportOnMessageReceived(object sender, MessageReceivedEv
 
             var json = await Cipher.DecryptWithKey(_keyRaw, encryptedPayload);
 
-            var payload = JsonConvert.DeserializeObject<JsonRpcPayload>(json);
+            var payload = JsonConvert.DeserializeObject<JsonRpcResponse>(json); // Edited from JsonRpcPayload
 
             if (payload != null)
             {

Assets/Thirdweb/Core/Scripts/ThirdwebSDK.cs

@@ -315,11 +315,11 @@ public virtual async Task<string> WalletAddEthChain(EthChainData chainData)
             return response.Result;
         }
 
-        public virtual async Task<string> WalletSwitchEthChain(EthChainData chainData)
+        public virtual async Task<string> WalletSwitchEthChain(EthChain ethChain)
         {
             EnsureNotDisconnected();
 
-            var request = new WalletSwitchEthChain(chainData);
+            var request = new WalletSwitchEthChain(ethChain);
 
             var response = await Send<WalletSwitchEthChain, EthResponse>(request);
 

Assets/Thirdweb/Core/Scripts/Wallet.cs

@@ -521,9 +521,9 @@ public async Task<string> WalletAddEthChain(EthChainData chainData)
             return results;
         }
 
-        public async Task<string> WalletSwitchEthChain(EthChainData chainData)
+        public async Task<string> WalletSwitchEthChain(EthChain ethChain)
         {
-            var results = await Session.WalletSwitchEthChain(chainData);
+            var results = await Session.WalletSwitchEthChain(ethChain);
             return results;
         }
 

Assets/Thirdweb/Plugins/WalletConnectSharp.Core/WalletConnectProtocol.cs

@@ -136,7 +136,7 @@ PlayerSettings:
     16:10: 1
     16:9: 1
     Others: 1
-  bundleVersion: 2.0.1-alpha
+  bundleVersion: 2.0.2
   preloadedAssets: []
   metroInputSource: 0
   wsaTransparentSwapchain: 0