SwitchNetwork now part of IThirdwebWallet

`SmartWallet.SwitchNetwork` now also switches underlying wallet network.
Also adds `SmartWallet.ActiveChain` property.

Author: 0xFirekeeper

Thirdweb.Tests/Thirdweb.Wallets/Thirdweb.Wallets.Tests.cs

@@ -10,7 +10,7 @@ public WalletTests(ITestOutputHelper output)
     private async Task<SmartWallet> GetSmartAccount()
     {
         var privateKeyAccount = await PrivateKeyWallet.Generate(this.Client);
-        var smartAccount = await SmartWallet.Create(personalWallet: privateKeyAccount, factoryAddress: "0xbf1C9aA4B1A085f7DA890a44E82B0A1289A40052", gasless: true, chainId: 421614);
+        var smartAccount = await SmartWallet.Create(personalWallet: privateKeyAccount, chainId: 421614);
         return smartAccount;
     }
 
@@ -230,4 +230,21 @@ public async Task RecoverAddress_AllVariants_NullTests()
         );
 #nullable restore
     }
+
+    [Fact(Timeout = 120000)]
+    public async Task SwitchNetwork_Success()
+    {
+        var smartWallet = await this.GetSmartAccount();
+        var wrappedSmartWallet = await SmartWallet.Create(personalWallet: smartWallet, chainId: 421614);
+
+        Assert.Equal(421614, smartWallet.ActiveChainId);
+        Assert.Equal(421614, wrappedSmartWallet.ActiveChainId);
+
+        await wrappedSmartWallet.SwitchNetwork(11155111);
+
+        Assert.Equal(11155111, wrappedSmartWallet.ActiveChainId);
+        Assert.Equal(11155111, smartWallet.ActiveChainId);
+
+        await (await PrivateKeyWallet.Generate(this.Client)).SwitchNetwork(11155111);
+    }
 }

Thirdweb/Thirdweb.Wallets/IThirdwebWallet.cs

@@ -176,6 +176,12 @@ Task<List<LinkedAccount>> LinkAccount(
     /// <param name="willSelfExecute">Set to true if the wallet will also be the executor of the transaction, otherwise false.</param>
     /// <returns>The signed authorization as an <see cref="EIP7702Authorization"/> that can be used with <see cref="ThirdwebTransactionInput.AuthorizationList"/>.</returns>
     Task<EIP7702Authorization> SignAuthorization(BigInteger chainId, string contractAddress, bool willSelfExecute);
+
+    /// <summary>
+    /// Attempts to set the active network to the specified chain ID.
+    /// </summary>
+    /// <param name="chainId">The chain ID to switch to.</param>
+    Task SwitchNetwork(BigInteger chainId);
 }
 
 /// <summary>

Thirdweb/Thirdweb.Wallets/InAppWallet/EcosystemWallet/EcosystemWallet.cs

@@ -986,5 +986,10 @@ public Task<EIP7702Authorization> SignAuthorization(BigInteger chainId, string c
         throw new NotImplementedException();
     }
 
+    public Task SwitchNetwork(BigInteger chainId)
+    {
+        return Task.CompletedTask;
+    }
+
     #endregion
 }

Thirdweb/Thirdweb.Wallets/PrivateKeyWallet/PrivateKeyWallet.cs

@@ -469,5 +469,10 @@ public async Task<EIP7702Authorization> SignAuthorization(BigInteger chainId, st
         return new EIP7702Authorization(chainId, contractAddress, nonce, authorizationSignature.V, authorizationSignature.R, authorizationSignature.S);
     }
 
+    public Task SwitchNetwork(BigInteger chainId)
+    {
+        return Task.CompletedTask;
+    }
+
     #endregion
 }