Set block/:hash/summary expiration to 1 month - Support re-org for block summaries

backend/src/repositories/BlocksRepository.ts

@@ -6,6 +6,7 @@ import { prepareBlock } from '../utils/blocks-utils';
 import PoolsRepository from './PoolsRepository';
 import HashratesRepository from './HashratesRepository';
 import { escape } from 'mysql2';
+import BlocksSummariesRepository from './BlocksSummariesRepository';
 
 class BlocksRepository {
   /**
@@ -495,6 +496,7 @@ class BlocksRepository {
         if (blocks[idx].previous_block_hash !== blocks[idx - 1].hash) {
           logger.warn(`Chain divergence detected at block ${blocks[idx - 1].height}, re-indexing newer blocks and hashrates`);
           await this.$deleteBlocksFrom(blocks[idx - 1].height);
+          await BlocksSummariesRepository.$deleteBlocksFrom(blocks[idx - 1].height);
           await HashratesRepository.$deleteHashratesFromTimestamp(blocks[idx - 1].timestamp - 604800);
           return false;
         }

backend/src/repositories/BlocksSummariesRepository.ts

@@ -40,6 +40,19 @@ class BlocksSummariesRepository {
 
     return [];
   }
+
+  /**
+   * Delete blocks from the database from blockHeight
+   */
+   public async $deleteBlocksFrom(blockHeight: number) {
+    logger.info(`Delete newer blocks summary from height ${blockHeight} from the database`);
+
+    try {
+      await DB.query(`DELETE FROM blocks_summaries where height >= ${blockHeight}`);
+    } catch (e) {
+      logger.err('Cannot delete indexed blocks summaries. Reason: ' + (e instanceof Error ? e.message : e));
+    }
+  }
 }
 
 export default new BlocksSummariesRepository();