From 7b563be9c1d7bbff49fea3047b28a4fd69a82aa9 Mon Sep 17 00:00:00 2001
From: Manuel <manuel.turetta94@gmail.com>
Date: Mon, 8 Apr 2024 11:16:16 +0200
Subject: [PATCH] feat: add dymension chain support

---
 .../staking_sdk/wallet_operations/cosmos/ethermint_utils.ts   | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/screens/staking/lib/staking_sdk/wallet_operations/cosmos/ethermint_utils.ts b/src/screens/staking/lib/staking_sdk/wallet_operations/cosmos/ethermint_utils.ts
index 09b8a44b..10b2c2ab 100644
--- a/src/screens/staking/lib/staking_sdk/wallet_operations/cosmos/ethermint_utils.ts
+++ b/src/screens/staking/lib/staking_sdk/wallet_operations/cosmos/ethermint_utils.ts
@@ -297,6 +297,7 @@ export const signAndBroadcastEthermint = async (
   const aminoMessages = messages.map((m) => aminoTypes.toAmino(m));
 
   const isInjective = account.networkId === StakingNetworkId.Injective;
+  const emptyCosmosSignatures = account.networkId === StakingNetworkId.Dymension;
 
   const timeoutHeight = isInjective
     ? BigInt(currentHeight) + BigInt(500)
@@ -346,6 +347,7 @@ export const signAndBroadcastEthermint = async (
       typeUrl,
       value: ExtensionOptionsWeb3Tx.encode(
         ExtensionOptionsWeb3Tx.fromPartial({
+          feePayer: emptyCosmosSignatures ? account.address : undefined,
           feePayerSig: fromBase64(signature.signature),
           typedDataChainId: EthermintChainIdHelper.parse(
             signed.chain_id,
@@ -387,7 +389,7 @@ export const signAndBroadcastEthermint = async (
           : undefined,
       }),
     ).finish(),
-    signatures: [fromBase64(signature.signature)],
+    signatures: !emptyCosmosSignatures ? [fromBase64(signature.signature)] : [new Uint8Array(0)],
   });
 
   const tx = TxRaw.encode(txRaw).finish();