From 52341241c3c06f078a39e4c99d09e8193b93f97a Mon Sep 17 00:00:00 2001
From: Aabid Shamji <aabidshamji@gmail.com>
Date: Fri, 19 Aug 2022 12:12:17 -0700
Subject: [PATCH] added option for custom provider for NFT contract

---
 src/interfaces/bridge-params.ts | 2 ++
 src/nft/base-token.ts           | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/interfaces/bridge-params.ts b/src/interfaces/bridge-params.ts
index aa5ec14..4dd0ef3 100644
--- a/src/interfaces/bridge-params.ts
+++ b/src/interfaces/bridge-params.ts
@@ -1,5 +1,6 @@
 import { Chain } from "./chain";
 import {FireblocksSDK} from "fireblocks-sdk";
+import { Signer, providers } from "ethers";
 
 export interface BridgeParams {
     fireblocksApiClient: FireblocksSDK;
@@ -7,4 +8,5 @@ export interface BridgeParams {
     externalWalletId?: string;
     chain?: Chain;
     contractAddress?: string;
+    signerOrProvider?: Signer | providers.Provider;
 }
diff --git a/src/nft/base-token.ts b/src/nft/base-token.ts
index 0731055..c840794 100644
--- a/src/nft/base-token.ts
+++ b/src/nft/base-token.ts
@@ -29,7 +29,7 @@ export class BaseToken {
         this.contractABI = contractABI
         this.contract = new ethers.Contract(this.bridgeParams.contractAddress,
             JSON.stringify(this.contractABI),
-            ethers.getDefaultProvider(this.bridgeParams.chain));
+            this.bridgeParams.signerOrProvider ?? ethers.getDefaultProvider(this.bridgeParams.chain));
         this._allFunctions = this.contract.functions;
     }