From 5b32ab6dde8e678c8bdb27cefa4a5c6882383992 Mon Sep 17 00:00:00 2001
From: nymkappa <vialjoris@hotmail.com>
Date: Fri, 21 Jan 2022 00:08:51 +0900
Subject: [PATCH] DROP -> DROP IF EXISTS

---
 backend/src/api/blocks.ts             | 9 ++++++++-
 backend/src/api/database-migration.ts | 2 +-
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/backend/src/api/blocks.ts b/backend/src/api/blocks.ts
index aac74584b..28877a6d7 100644
--- a/backend/src/api/blocks.ts
+++ b/backend/src/api/blocks.ts
@@ -146,6 +146,10 @@ class Blocks {
    * Index all blocks metadata for the mining dashboard
    */
   public async $generateBlockDatabase() {
+    if (['mainnet', 'testnet', 'signet'].includes(config.MEMPOOL.NETWORK) === false) {
+      return;
+    }
+
     let currentBlockHeight = await bitcoinClient.getBlockCount();
     const indexedBlockCount = await blocksRepository.$blockCount();
 
@@ -231,7 +235,10 @@ class Blocks {
       const blockExtended: BlockExtended = this.getBlockExtended(block, transactions);
       const miner = await this.$findBlockMiner(blockExtended.coinbaseTx);
       const coinbase: IEsploraApi.Transaction = await bitcoinApi.$getRawTransaction(transactions[0].txid, true);
-      await blocksRepository.$saveBlockInDatabase(blockExtended, blockHash, coinbase.hex, miner);
+
+      if (['mainnet', 'testnet', 'signet'].includes(config.MEMPOOL.NETWORK) === true) {
+        await blocksRepository.$saveBlockInDatabase(blockExtended, blockHash, coinbase.hex, miner);
+      }
 
       if (block.height % 2016 === 0) {
         this.previousDifficultyRetarget = (block.difficulty - this.currentDifficulty) / this.currentDifficulty * 100;
diff --git a/backend/src/api/database-migration.ts b/backend/src/api/database-migration.ts
index 50aa3a7f6..baa518598 100644
--- a/backend/src/api/database-migration.ts
+++ b/backend/src/api/database-migration.ts
@@ -87,7 +87,7 @@ class DatabaseMigration {
         await this.$executeQuery(connection, this.getCreatePoolsTableQuery(), await this.$checkIfTableExists('pools'));
       }
       if (databaseSchemaVersion < 4) {
-        await this.$executeQuery(connection, 'DROP table blocks;');
+        await this.$executeQuery(connection, 'DROP table IF EXISTS blocks;');
         await this.$executeQuery(connection, this.getCreateBlocksTableQuery(), await this.$checkIfTableExists('blocks'));
       }
       connection.release();