chore: remove code related to old account balance processing (#141)

* chore: remove code related to old account balance processing

* chore: remove AddressTxBalanceProjection.java

* chore: remove CustomAddressTokenBalanceRepository.java and CustomAddressTokenBalanceRepositoryImpl.java

* chore: remove unused entities, unused fields in entities and related code

* chore: add migration script to remove old account balance related tables, columns

* chore: update unit test

application/src/main/java/org/cardanofoundation/ledgersync/aggregate/AggregatedBatchBlockData.java

@@ -17,9 +17,6 @@
 @FieldDefaults(level = AccessLevel.PRIVATE, makeFinal = true)
 public class AggregatedBatchBlockData {
 
-    // Key is address (Bech32 or Base58 format)
-    Map<String, AggregatedAddressBalance> aggregatedAddressBalanceMap;
-
     // Key is stake address hex, value is first appeared tx hash
     Map<String, String> stakeAddressTxHashMap;
 
@@ -32,7 +29,6 @@ public class AggregatedBatchBlockData {
     Map<String, AggregatedBlock> aggregatedBlockMap;
 
     public AggregatedBatchBlockData() {
-        aggregatedAddressBalanceMap = new ConcurrentHashMap<>();
         stakeAddressTxHashMap = new ConcurrentHashMap<>();
         notMintedAssetFingerprintTxHashSet = new LinkedHashSet<>();
         fingerprintFirstAppearedMap = new ConcurrentHashMap<>();
@@ -42,7 +38,6 @@ public AggregatedBatchBlockData() {
 
     // This method must be called every batch saving
     public void clear() {
-        aggregatedAddressBalanceMap.clear();
         stakeAddressTxHashMap.clear();
         notMintedAssetFingerprintTxHashSet.clear();
         fingerprintFirstAppearedMap.clear();

application/src/main/java/org/cardanofoundation/ledgersync/repository/EpochRepository.java

@@ -1,7 +1,6 @@
 package org.cardanofoundation.ledgersync.repository;
 
 import org.cardanofoundation.ledgersync.consumercommon.entity.Epoch;
-import org.cardanofoundation.ledgersync.projection.UniqueAccountTxCountProjection;
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.repository.query.Param;
@@ -22,22 +21,6 @@ public interface EpochRepository extends JpaRepository<Epoch, Long> {
 
     Optional<Epoch> findFirstByOrderByNoDesc();
 
-    @Query("""
-            SELECT
-                (CASE
-                    WHEN a.stakeAddress IS NULL THEN a.address
-                    ELSE CAST(a.stakeAddress.id AS STRING)
-                END) AS account,
-            COUNT(atb) AS txCount
-            FROM Block b
-            JOIN Tx tx ON tx.block = b
-            JOIN AddressTxBalance atb on atb.tx = tx
-            JOIN Address a ON atb.address = a
-            WHERE b.epochNo = :epochNo
-            GROUP BY account
-            """)
-    List<UniqueAccountTxCountProjection> findUniqueAccountsInEpoch(@Param("epochNo") Integer epochNo);
-
     @Query("""
             SELECT e.no FROM Epoch e WHERE e.maxSlot = :maxSlot AND e.no > :lastEpochParam ORDER BY e.no
             """)

application/src/main/java/org/cardanofoundation/ledgersync/repository/MultiAssetRepository.java

@@ -1,12 +1,7 @@
 package org.cardanofoundation.ledgersync.repository;
 
 import org.cardanofoundation.ledgersync.consumercommon.entity.MultiAsset;
-import org.cardanofoundation.ledgersync.consumercommon.entity.Tx;
-import org.cardanofoundation.ledgersync.projection.MultiAssetTotalVolumeProjection;
-import org.cardanofoundation.ledgersync.projection.MultiAssetTxCountProjection;
 import org.springframework.data.jpa.repository.JpaRepository;
-import org.springframework.data.jpa.repository.Query;
-import org.springframework.data.repository.query.Param;
 import org.springframework.stereotype.Repository;
 import org.springframework.transaction.annotation.Transactional;
 
@@ -24,19 +19,4 @@ public interface MultiAssetRepository extends JpaRepository<MultiAsset, Long> {
      */
     @Transactional(readOnly = true)
     List<MultiAsset> findMultiAssetsByFingerprintIn(Collection<String> fingerprints);
-
-    @Query("SELECT at.multiAsset.id AS identId, "
-            + "COUNT(DISTINCT at.tx) as txCount "
-            + "FROM AddressToken at "
-            + "WHERE at.tx IN (:txs) "
-            + "GROUP BY at.multiAsset")
-    List<MultiAssetTxCountProjection> getMultiAssetTxCountByTxs(@Param("txs") Collection<Tx> txs);
-
-    @Query("SELECT at.multiAsset.id as identId,"
-            + "SUM(at.balance) as totalVolume "
-            + "FROM AddressToken at "
-            + "WHERE at.tx IN (:txs) AND at.balance > 0"
-            + "GROUP BY at.multiAsset")
-    List<MultiAssetTotalVolumeProjection> getMultiAssetTotalVolumeByTxs(
-            @Param("txs") Collection<Tx> txs);
 }