From 01106c1bb102425be9ae2c8a1b02b9693d8cc270 Mon Sep 17 00:00:00 2001
From: Christian Kamm <mail@ckamm.de>
Date: Thu, 14 Jul 2022 10:23:44 +0200
Subject: [PATCH] Simulate: Don't require wallet signature

---
 ts/src/provider.ts  | 4 +++-
 ts/src/utils/rpc.ts | 2 +-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/ts/src/provider.ts b/ts/src/provider.ts
index ed499720..f455d9c3 100644
--- a/ts/src/provider.ts
+++ b/ts/src/provider.ts
@@ -229,7 +229,9 @@ export class AnchorProvider implements Provider {
       )
     ).blockhash;
 
-    tx = await this.wallet.signTransaction(tx);
+    // Don't ask the wallet to sign
+    //tx = await this.wallet.signTransaction(tx);
+
     const result = await simulateTransaction(
       this.connection,
       tx,
diff --git a/ts/src/utils/rpc.ts b/ts/src/utils/rpc.ts
index 46f8defb..79013b71 100644
--- a/ts/src/utils/rpc.ts
+++ b/ts/src/utils/rpc.ts
@@ -151,7 +151,7 @@ export async function simulateTransaction(
     };
   }
 
-  if (signers) {
+  if (signers && signers.length > 0) {
     config.sigVerify = true;
   }