From e576b81ef943c0e13255e32a9fbcc1e6e841d2eb Mon Sep 17 00:00:00 2001
From: peersky <tim.pechersky@openzeppelin.com>
Date: Thu, 4 Apr 2024 20:53:37 +0800
Subject: [PATCH 1/2] added strategy to scrap internal transactions

---
 plugins/import/import.ts | 30 ++++++++++++++++++++++++++----
 1 file changed, 26 insertions(+), 4 deletions(-)

diff --git a/plugins/import/import.ts b/plugins/import/import.ts
index 34c2109c0..7fc918924 100644
--- a/plugins/import/import.ts
+++ b/plugins/import/import.ts
@@ -104,13 +104,13 @@ function paramString(params: { [k: string]: string | number }) {
   return Object.entries(params).map(([k,v]) => `${k}=${v}`).join('&');
 }
 
-async function pullFirstTransactionForContract(network: string, address: string) {
+async function pullFirstTransactionForContract (network: string, address: string, startblock = 0, endblock=99999999) {
   const params = {
     module: 'account',
     action: 'txlist',
     address,
-    startblock: 0,
-    endblock: 99999999,
+    startblock: startblock,
+    endblock: endblock,
     page: 1,
     offset: 10,
     sort: 'asc',
@@ -129,10 +129,32 @@ async function pullFirstTransactionForContract(network: string, address: string)
   return contractCreationCode.slice(2);
 }
 
+async function pullFirstInternalTransactionForContract(network: string, address: string,startblock = 0, endblock=99999999) {
+  const params = {
+    module: 'account',
+    action: 'txlistinternal',
+    address,
+    startblock: startblock,
+    endblock: endblock,
+    page: 1,
+    offset: 10,
+    sort: 'asc',
+    apikey: getEtherscanApiKey(network)
+  };
+  const url = `${getEtherscanApiUrl(network)}?${paramString(params)}`;
+  const debugUrl = `${getEtherscanApiUrl(network)}?${paramString({ ...params, ...{ apikey: '[API_KEY]'}})}`;
+  debug(`Attempting to pull Contract Creation code from first internal tx at ${debugUrl}`);
+  const response = await get(url, {});
+  return response.result.find(tx => tx.isError == "0")
+}
+
+
+
 async function getContractCreationCode(network: string, address: string) {
   const strategies = [
     scrapeContractCreationCodeFromEtherscan,
-    pullFirstTransactionForContract
+    pullFirstTransactionForContract,
+    pullFirstInternalTransactionForContract
   ];
   let errors = [];
   for (const strategy of strategies) {

From 5a82cc306fedb728694e6d6264dd395159cc01c5 Mon Sep 17 00:00:00 2001
From: Peersky <61459744+peersky@users.noreply.github.com>
Date: Wed, 17 Apr 2024 12:26:40 +0800
Subject: [PATCH 2/2] Update import.ts

---
 plugins/import/import.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/plugins/import/import.ts b/plugins/import/import.ts
index ece7e2b97..7e08ec5f2 100644
--- a/plugins/import/import.ts
+++ b/plugins/import/import.ts
@@ -169,7 +169,7 @@ async function pullFirstInternalTransactionForContract(network: string, address:
   const debugUrl = `${getEtherscanApiUrl(network)}?${paramString({ ...params, ...{ apikey: '[API_KEY]'}})}`;
   debug(`Attempting to pull Contract Creation code from first internal tx at ${debugUrl}`);
   const response = await get(url, {});
-  return response.result.find(tx => tx.isError == "0")
+  return response.result.find(tx => tx.isError == "0").input
 }