모의투자 관리 기능 추가

backend/src/main/java/com/goldenchart/repository/GcPaperCashLedgerRepository.java

@@ -0,0 +1,15 @@
+package com.goldenchart.repository;
+
+import com.goldenchart.entity.GcPaperCashLedger;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+import java.time.LocalDateTime;
+
+public interface GcPaperCashLedgerRepository extends JpaRepository<GcPaperCashLedger, Long> {
+    Page<GcPaperCashLedger> findByAccountIdAndCreatedAtBetweenOrderByCreatedAtDesc(
+            Long accountId, LocalDateTime from, LocalDateTime to, Pageable pageable);
+
+    Page<GcPaperCashLedger> findByAccountIdOrderByCreatedAtDesc(Long accountId, Pageable pageable);
+}

backend/src/main/java/com/goldenchart/repository/GcPaperDailySnapshotRepository.java

@@ -0,0 +1,15 @@
+package com.goldenchart.repository;
+
+import com.goldenchart.entity.GcPaperDailySnapshot;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+import java.time.LocalDate;
+import java.util.List;
+import java.util.Optional;
+
+public interface GcPaperDailySnapshotRepository extends JpaRepository<GcPaperDailySnapshot, Long> {
+    List<GcPaperDailySnapshot> findByAccountIdAndSnapshotDateBetweenOrderBySnapshotDateAsc(
+            Long accountId, LocalDate from, LocalDate to);
+
+    Optional<GcPaperDailySnapshot> findByAccountIdAndSnapshotDate(Long accountId, LocalDate date);
+}

backend/src/main/java/com/goldenchart/repository/GcPaperOrderRepository.java

@@ -0,0 +1,12 @@
+package com.goldenchart.repository;
+
+import com.goldenchart.entity.GcPaperOrder;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+import java.util.List;
+
+public interface GcPaperOrderRepository extends JpaRepository<GcPaperOrder, Long> {
+    List<GcPaperOrder> findByAccountIdAndStatusOrderByCreatedAtDesc(Long accountId, String status);
+    List<GcPaperOrder> findByStatusAndSymbol(String status, String symbol);
+    List<GcPaperOrder> findByStatus(String status);
+}

backend/src/main/java/com/goldenchart/repository/GcPaperResetLogRepository.java

@@ -0,0 +1,7 @@
+package com.goldenchart.repository;
+
+import com.goldenchart.entity.GcPaperResetLog;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface GcPaperResetLogRepository extends JpaRepository<GcPaperResetLog, Long> {
+}

backend/src/main/java/com/goldenchart/repository/GcPaperSymbolAllocationRepository.java

@@ -0,0 +1,13 @@
+package com.goldenchart.repository;
+
+import com.goldenchart.entity.GcPaperSymbolAllocation;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+import java.util.List;
+import java.util.Optional;
+
+public interface GcPaperSymbolAllocationRepository extends JpaRepository<GcPaperSymbolAllocation, Long> {
+    List<GcPaperSymbolAllocation> findByAccountIdOrderBySortOrderAscSymbolAsc(Long accountId);
+    Optional<GcPaperSymbolAllocation> findByAccountIdAndSymbol(Long accountId, String symbol);
+    void deleteByAccountId(Long accountId);
+}

backend/src/main/java/com/goldenchart/repository/GcPaperTradeRepository.java

@@ -1,10 +1,33 @@
 package com.goldenchart.repository;
 
 import com.goldenchart.entity.GcPaperTrade;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Query;
+import org.springframework.data.repository.query.Param;
 
+import java.time.LocalDateTime;
 import java.util.List;
 
 public interface GcPaperTradeRepository extends JpaRepository<GcPaperTrade, Long> {
     List<GcPaperTrade> findTop100ByAccountIdOrderByCreatedAtDesc(Long accountId);
+
+    @Query("""
+            SELECT t FROM GcPaperTrade t WHERE t.accountId = :accountId
+            AND (:symbol IS NULL OR t.symbol = :symbol)
+            AND (:side IS NULL OR t.side = :side)
+            AND (:source IS NULL OR t.source = :source)
+            AND (:from IS NULL OR t.createdAt >= :from)
+            AND (:to IS NULL OR t.createdAt <= :to)
+            ORDER BY t.createdAt DESC
+            """)
+    Page<GcPaperTrade> findFiltered(
+            @Param("accountId") Long accountId,
+            @Param("symbol") String symbol,
+            @Param("side") String side,
+            @Param("source") String source,
+            @Param("from") LocalDateTime from,
+            @Param("to") LocalDateTime to,
+            Pageable pageable);
 }