From f40578663011a924d269626d14231d19aaa3d25c Mon Sep 17 00:00:00 2001
From: Mohamed Boudra <boudra.moha@gmail.com>
Date: Wed, 24 Apr 2024 15:14:16 +0800
Subject: [PATCH] on replace block

---
 src/cache/postgres.ts | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/cache/postgres.ts b/src/cache/postgres.ts
index 0398cde..a5bd4d4 100644
--- a/src/cache/postgres.ts
+++ b/src/cache/postgres.ts
@@ -99,7 +99,13 @@ export function createPostgresCache(args: {
         await client.query(
           `INSERT INTO ${tableName(
             "blocks"
-          )} (chainId, blockNumber, blockHash, timestamp) VALUES ($1, $2, $3, $4)`,
+          )} (chainId, blockNumber, blockHash, timestamp) VALUES ($1, $2, $3, $4)
+            ON CONFLICT (chainId, blockhash) DO UPDATE SET
+              blockHash = EXCLUDED.blockHash,
+              timestamp = EXCLUDED.timestamp,
+              blockNumber = EXCLUDED.blocknumber,
+              chainId = EXCLUDED.chainId
+          `,
           [
             args.chainId,
             args.blockNumber.toString(),