From 32357fcf317c89c3e06b83893f358259ed8d0738 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jorge=20P=C3=A9rez?= <jorge@0xproject.com>
Date: Wed, 21 Feb 2024 12:53:33 +0100
Subject: [PATCH] Add OP L1 Gas fees (#145)

---
 src/data_sources/events/web3_updated.ts | 4 ++++
 src/entities/transaction_receipt.ts     | 3 +++
 src/parsers/web3/parse_web3_objects.ts  | 1 +
 3 files changed, 8 insertions(+)

diff --git a/src/data_sources/events/web3_updated.ts b/src/data_sources/events/web3_updated.ts
index 88ddac81..fcae2f13 100644
--- a/src/data_sources/events/web3_updated.ts
+++ b/src/data_sources/events/web3_updated.ts
@@ -24,6 +24,7 @@ export interface BlockWithTransactionData extends BlockWithTransactionDataOld {
 
 export interface TransactionReceipt extends TransactionReceiptOld {
     effectiveGasPrice: BigNumber;
+    gasFeesL1: BigNumber | undefined; //OP Stack
 }
 
 export const outputTransactionReceiptFormatter = function (receipt: any): TransactionReceipt {
@@ -38,6 +39,9 @@ export const outputTransactionReceiptFormatter = function (receipt: any): Transa
     if (receipt.effectiveGasPrice) {
         receipt.effectiveGasPrice = new BigNumber(receipt.effectiveGasPrice);
     }
+    if (receipt.l1Fee) {
+        receipt.gasFeesL1 = new BigNumber(receipt.l1Fee);
+    }
     if (Array.isArray(receipt.logs)) {
         receipt.logs = receipt.logs.map(formatter.outputLogFormatter);
     }
diff --git a/src/entities/transaction_receipt.ts b/src/entities/transaction_receipt.ts
index 73f99310..9a903a10 100644
--- a/src/entities/transaction_receipt.ts
+++ b/src/entities/transaction_receipt.ts
@@ -29,4 +29,7 @@ export class TransactionReceipt {
     // Amount of gas consumed by the tx
     @Column({ name: 'gas_used', type: 'numeric', transformer: bigNumberTransformer })
     public gasUsed!: BigNumber;
+    // Amount of gas consumed by the tx in L1 (only filled when this amount is not included in the L2 gas, (like in OP stack chains)
+    @Column({ name: 'gas_fees_l1', type: 'numeric', transformer: bigNumberTransformer })
+    public gasFeesL1!: BigNumber | null;
 }
diff --git a/src/parsers/web3/parse_web3_objects.ts b/src/parsers/web3/parse_web3_objects.ts
index 4711af3b..31a49d1e 100644
--- a/src/parsers/web3/parse_web3_objects.ts
+++ b/src/parsers/web3/parse_web3_objects.ts
@@ -69,6 +69,7 @@ export function parseTransactionReceipt(rawReceipt: RawReceipt): TransactionRece
     transactionReceipt.senderAddress = rawReceipt.from;
     transactionReceipt.toAddress = rawReceipt.to;
     transactionReceipt.gasUsed = new BigNumber(rawReceipt.gasUsed);
+    transactionReceipt.gasFeesL1 = rawReceipt.gasFeesL1 === undefined ? null : new BigNumber(rawReceipt.gasFeesL1);
 
     return transactionReceipt;
 }