From ea7bc5b03c23bfed5e3c40345f0728b86e0f53ca Mon Sep 17 00:00:00 2001
From: Naomi Plasterer <naomi@xmtp.com>
Date: Tue, 24 Sep 2024 13:52:18 -0600
Subject: [PATCH] add interface for signer

---
 src/lib/Signer.ts | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/lib/Signer.ts b/src/lib/Signer.ts
index 3ef6a7c3f..437d435b7 100644
--- a/src/lib/Signer.ts
+++ b/src/lib/Signer.ts
@@ -2,6 +2,8 @@ import type { WalletClient } from 'viem'
 
 export interface Signer {
   getAddress: () => Promise<string>
+  getChainId: () => bigint
+  isSmartContractWallet: () => boolean
   signMessage: (message: string) => Promise<string>
 }
 
@@ -37,5 +39,8 @@ export function convertWalletClientToSigner(
         message: typeof message === 'string' ? message : { raw: message },
         account,
       }),
+    // Not supported by viem wallet client yet
+    getChainId: () => 1n,
+    isSmartContractWallet: () => false,
   }
 }