From be4bd691eec804092b263ec51cb7377dce30b12e Mon Sep 17 00:00:00 2001
From: nymkappa <1612910616@pm.me>
Date: Thu, 2 Mar 2023 10:08:40 +0900
Subject: [PATCH] Remove useless code

---
 backend/src/api/blocks.ts | 17 +----------------
 1 file changed, 1 insertion(+), 16 deletions(-)

diff --git a/backend/src/api/blocks.ts b/backend/src/api/blocks.ts
index 12eb3b693..aa33f1ff7 100644
--- a/backend/src/api/blocks.ts
+++ b/backend/src/api/blocks.ts
@@ -748,30 +748,15 @@ class Blocks {
       return returnBlocks;
     }
 
-    // Check if block height exist in local cache to skip the hash lookup
-    const blockByHeight = this.getBlocks().find((b) => b.height === currentHeight);
-    let startFromHash: string | null = null;
-    if (blockByHeight) {
-      startFromHash = blockByHeight.id;
-    } else if (!Common.indexingEnabled()) {
-      startFromHash = await bitcoinApi.$getBlockHash(currentHeight);
-    }
-
-    let nextHash = startFromHash;
     for (let i = 0; i < limit && currentHeight >= 0; i++) {
       let block = this.getBlocks().find((b) => b.height === currentHeight);
       if (block) {
         // Using the memory cache (find by height)
         returnBlocks.push(block);
-      } else if (Common.indexingEnabled()) {
+      } else {
         // Using indexing (find by height, index on the fly, save in database)
         block = await this.$indexBlock(currentHeight);
         returnBlocks.push(block);
-      } else if (nextHash !== null) {
-        // Without indexing, query block on the fly using bitoin backend, follow previous hash links
-        block = await this.$indexBlock(currentHeight);
-        nextHash = block.previousblockhash;
-        returnBlocks.push(block);
       }
       currentHeight--;
     }