优化

firstleg/src/main/java/com/baiyue/firstleg/BaiyueFirstlegApplication.java

@@ -18,7 +18,8 @@ import org.springframework.scheduling.annotation.EnableScheduling;
         "com.baiyue.firstleg.outbound.dispatch.mapper",
         "com.baiyue.firstleg.portschedule.mapper",
         "com.baiyue.firstleg.customs.mapper",
-        "com.baiyue.firstleg.customerstatistics.adapter.out.persistence"
+        "com.baiyue.firstleg.customerstatistics.adapter.out.persistence",
+        "com.baiyue.firstleg.pricebookquery.adapter.out.persistence"
 })
 @EnableFeignClients(basePackages = "com.baiyue.firstleg")
 @EnableScheduling

firstleg/src/main/java/com/baiyue/firstleg/oceanbooking/service/OceanBookingService.java

@@ -11,9 +11,9 @@ import com.baiyue.firstleg.domain.ContainerSpecificationCatalog;
 import com.baiyue.firstleg.oceanbooking.dto.OceanBookingDtos.*;
 import com.baiyue.firstleg.oceanbooking.entity.*;
 import com.baiyue.firstleg.oceanbooking.repository.OceanBookingRepository;
-import com.baiyue.firstleg.repository.PriceBookQueryRepository;
-import com.baiyue.firstleg.repository.PriceBookQueryRows.ChannelRow;
-import com.baiyue.firstleg.repository.PriceBookQueryRows.ChannelTaxModeRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.ChannelRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.ChannelTaxModeRow;
+import com.baiyue.firstleg.pricebookquery.application.port.in.PriceBookQueryUseCase;
 import com.baiyue.firstleg.service.WarehouseSupplierSnapshotService;
 import com.baiyue.firstleg.service.FirstlegDocumentNumberGenerator;
 import com.fasterxml.jackson.core.JsonProcessingException;
@@ -39,7 +39,7 @@ public class OceanBookingService {
     private static final Set<OceanBookingStatus> OPERATIONAL_LIST_STATUSES = Set.of(
         OceanBookingStatus.DRAFT, OceanBookingStatus.RELEASED);
     @Resource private OceanBookingRepository repository;
-    @Resource private PriceBookQueryRepository priceBooks;
+    @Resource private PriceBookQueryUseCase priceBooks;
     @Resource private ObjectMapper objectMapper;
     @Resource private WarehouseSupplierSnapshotService suppliers;
     @Resource private WarehouseMasterDataClient warehouses;

firstleg/src/main/java/com/baiyue/firstleg/pricebookquery/adapter/out/persistence/PriceBookQueryMapper.java

@@ -1,9 +1,10 @@
-package com.baiyue.firstleg.mapper;
+package com.baiyue.firstleg.pricebookquery.adapter.out.persistence;
 
-import com.baiyue.firstleg.repository.PriceBookQueryRows.ChannelRow;
-import com.baiyue.firstleg.repository.PriceBookQueryRows.ChannelTaxModeRow;
-import com.baiyue.firstleg.repository.PriceBookQueryRows.RateRow;
-import com.baiyue.firstleg.repository.PriceBookQueryRows.ChannelPrefixRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.ChannelRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.ChannelTaxModeRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.RateRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.ChannelPrefixRow;
+import com.baiyue.firstleg.pricebookquery.application.port.out.PriceBookQueryReader;
 import org.apache.ibatis.annotations.Mapper;
 import org.apache.ibatis.annotations.Param;
 import org.apache.ibatis.annotations.Select;
@@ -12,7 +13,7 @@ import java.util.List;
 
 /** Dedicated read model for merchant channel selection and reference estimates. */
 @Mapper
-public interface PriceBookQueryMapper {
+public interface PriceBookQueryMapper extends PriceBookQueryReader {
     @Select("""
         SELECT channel_code AS channelCode, inbound_code_prefix AS inboundCodePrefix,
                overseas_inbound_code_prefix AS overseasInboundCodePrefix

firstleg/src/main/java/com/baiyue/firstleg/pricebookquery/application/PriceBookQueryService.java

@@ -0,0 +1,45 @@
+package com.baiyue.firstleg.pricebookquery.application;
+
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.ChannelPrefixRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.ChannelRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.ChannelTaxModeRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.RateRow;
+import com.baiyue.firstleg.pricebookquery.application.port.in.PriceBookQueryUseCase;
+import com.baiyue.firstleg.pricebookquery.application.port.out.PriceBookQueryReader;
+import jakarta.annotation.Resource;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Service
+public class PriceBookQueryService implements PriceBookQueryUseCase {
+    @Resource private PriceBookQueryReader reader;
+
+    @Override public Long activeVersionId() { return reader.findActiveVersionId(); }
+    @Override public List<ChannelRow> channels(long versionId, long originWarehouseId) {
+        return reader.findChannels(versionId, originWarehouseId);
+    }
+    @Override public List<ChannelTaxModeRow> channelTaxModes(long versionId, long originWarehouseId) {
+        return reader.findChannelTaxModes(versionId, originWarehouseId);
+    }
+    @Override public List<RateRow> fbaRates(long versionId, long originWarehouseId, String channelCode,
+                                             String destinationCode, String pricingTaxMode) {
+        return reader.findFbaRates(versionId, originWarehouseId, channelCode, destinationCode, pricingTaxMode);
+    }
+    @Override public List<RateRow> overseasRates(long versionId, long originWarehouseId, String channelCode,
+                                                  long destinationWarehouseId, String pricingTaxMode) {
+        return reader.findOverseasRates(versionId, originWarehouseId, channelCode, destinationWarehouseId,
+            pricingTaxMode);
+    }
+    @Override public List<RateRow> regionTiers(long versionId, long originWarehouseId, String channelCode,
+                                                String regionCode, String pricingTaxMode) {
+        return reader.findRegionTiers(versionId, originWarehouseId, channelCode, regionCode, pricingTaxMode);
+    }
+    @Override public boolean channelAvailable(long versionId, long originWarehouseId, String channelCode) {
+        return channels(versionId, originWarehouseId).stream()
+            .anyMatch(channel -> channelCode.equals(channel.getChannelCode()));
+    }
+    @Override public ChannelPrefixRow channelPrefix(String channelCode) {
+        return reader.findChannelPrefix(channelCode);
+    }
+}

firstleg/src/main/java/com/baiyue/firstleg/pricebookquery/application/model/PriceBookQueryRows.java

@@ -1,4 +1,4 @@
-package com.baiyue.firstleg.repository;
+package com.baiyue.firstleg.pricebookquery.application.model;
 
 import lombok.Getter;
 import lombok.Setter;

firstleg/src/main/java/com/baiyue/firstleg/pricebookquery/application/port/in/PriceBookQueryUseCase.java

@@ -0,0 +1,22 @@
+package com.baiyue.firstleg.pricebookquery.application.port.in;
+
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.ChannelPrefixRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.ChannelRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.ChannelTaxModeRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.RateRow;
+
+import java.util.List;
+
+public interface PriceBookQueryUseCase {
+    Long activeVersionId();
+    List<ChannelRow> channels(long versionId, long originWarehouseId);
+    List<ChannelTaxModeRow> channelTaxModes(long versionId, long originWarehouseId);
+    List<RateRow> fbaRates(long versionId, long originWarehouseId, String channelCode,
+                           String destinationCode, String pricingTaxMode);
+    List<RateRow> overseasRates(long versionId, long originWarehouseId, String channelCode,
+                                long destinationWarehouseId, String pricingTaxMode);
+    List<RateRow> regionTiers(long versionId, long originWarehouseId, String channelCode,
+                              String regionCode, String pricingTaxMode);
+    boolean channelAvailable(long versionId, long originWarehouseId, String channelCode);
+    ChannelPrefixRow channelPrefix(String channelCode);
+}

firstleg/src/main/java/com/baiyue/firstleg/pricebookquery/application/port/out/PriceBookQueryReader.java

@@ -0,0 +1,21 @@
+package com.baiyue.firstleg.pricebookquery.application.port.out;
+
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.ChannelPrefixRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.ChannelRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.ChannelTaxModeRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.RateRow;
+
+import java.util.List;
+
+public interface PriceBookQueryReader {
+    Long findActiveVersionId();
+    List<ChannelRow> findChannels(long versionId, long originWarehouseId);
+    List<ChannelTaxModeRow> findChannelTaxModes(long versionId, long originWarehouseId);
+    List<RateRow> findFbaRates(long versionId, long originWarehouseId, String channelCode,
+                               String destinationCode, String pricingTaxMode);
+    List<RateRow> findOverseasRates(long versionId, long originWarehouseId, String channelCode,
+                                    long destinationWarehouseId, String pricingTaxMode);
+    List<RateRow> findRegionTiers(long versionId, long originWarehouseId, String channelCode,
+                                  String regionCode, String pricingTaxMode);
+    ChannelPrefixRow findChannelPrefix(String channelCode);
+}

firstleg/src/main/java/com/baiyue/firstleg/pricing/ActivePriceBookEstimator.java

@@ -7,9 +7,9 @@ import com.baiyue.firstleg.domain.PriceRegion;
 import com.baiyue.firstleg.domain.PricingDestinationType;
 import com.baiyue.firstleg.domain.PricingTaxMode;
 import com.baiyue.firstleg.dto.PriceBookDtos.EstimateRequest;
-import com.baiyue.firstleg.repository.PriceBookQueryRepository;
-import com.baiyue.firstleg.repository.PriceBookQueryRows.ChannelRow;
-import com.baiyue.firstleg.repository.PriceBookQueryRows.RateRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.ChannelRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.RateRow;
+import com.baiyue.firstleg.pricebookquery.application.port.in.PriceBookQueryUseCase;
 import jakarta.annotation.Resource;
 import org.springframework.stereotype.Component;
 import org.springframework.util.StringUtils;
@@ -21,7 +21,7 @@ import java.util.Locale;
 /** Single active-price-book lookup used by merchant estimates and inbound automatic billing. */
 @Component
 public class ActivePriceBookEstimator {
-    @Resource private PriceBookQueryRepository repository;
+    @Resource private PriceBookQueryUseCase repository;
     @Resource private FbaWarehouseRateEstimator fbaEstimator;
     @Resource private RegionWeightTierEstimator regionEstimator;
     @Resource private PriceBookWarehouseRegionResolver warehouseRegionResolver;

firstleg/src/main/java/com/baiyue/firstleg/pricing/FbaWarehouseRateEstimator.java

@@ -2,7 +2,7 @@ package com.baiyue.firstleg.pricing;
 
 import com.baiyue.common.core.api.ResultCode;
 import com.baiyue.common.core.exception.BizException;
-import com.baiyue.firstleg.repository.PriceBookQueryRows.RateRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.RateRow;
 import org.springframework.stereotype.Component;
 
 import java.math.BigDecimal;

firstleg/src/main/java/com/baiyue/firstleg/pricing/RegionWeightTierEstimator.java

@@ -2,7 +2,7 @@ package com.baiyue.firstleg.pricing;
 
 import com.baiyue.common.core.api.ResultCode;
 import com.baiyue.common.core.exception.BizException;
-import com.baiyue.firstleg.repository.PriceBookQueryRows.RateRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.RateRow;
 import org.springframework.stereotype.Component;
 
 import java.math.BigDecimal;

firstleg/src/main/java/com/baiyue/firstleg/repository/PriceBookQueryRepository.java

@@ -1,53 +0,0 @@
-package com.baiyue.firstleg.repository;
-
-import com.baiyue.firstleg.mapper.PriceBookQueryMapper;
-import jakarta.annotation.Resource;
-import org.springframework.stereotype.Repository;
-
-import java.util.List;
-
-@Repository
-public class PriceBookQueryRepository {
-    @Resource
-    private PriceBookQueryMapper mapper;
-
-    public Long activeVersionId() {
-        return mapper.findActiveVersionId();
-    }
-
-    public List<PriceBookQueryRows.ChannelRow> channels(long versionId, long originWarehouseId) {
-        return mapper.findChannels(versionId, originWarehouseId);
-    }
-
-    public List<PriceBookQueryRows.ChannelTaxModeRow> channelTaxModes(long versionId, long originWarehouseId) {
-        return mapper.findChannelTaxModes(versionId, originWarehouseId);
-    }
-
-    public List<PriceBookQueryRows.RateRow> fbaRates(long versionId, long originWarehouseId,
-                                                      String channelCode, String destinationCode,
-                                                      String pricingTaxMode) {
-        return mapper.findFbaRates(versionId, originWarehouseId, channelCode, destinationCode, pricingTaxMode);
-    }
-
-    public List<PriceBookQueryRows.RateRow> overseasRates(long versionId, long originWarehouseId,
-                                                           String channelCode, long destinationWarehouseId,
-                                                           String pricingTaxMode) {
-        return mapper.findOverseasRates(versionId, originWarehouseId, channelCode, destinationWarehouseId,
-            pricingTaxMode);
-    }
-
-    public List<PriceBookQueryRows.RateRow> regionTiers(long versionId, long originWarehouseId,
-                                                        String channelCode, String regionCode,
-                                                        String pricingTaxMode) {
-        return mapper.findRegionTiers(versionId, originWarehouseId, channelCode, regionCode, pricingTaxMode);
-    }
-
-    public boolean channelAvailable(long versionId, long originWarehouseId, String channelCode) {
-        return channels(versionId, originWarehouseId).stream()
-            .anyMatch(channel -> channelCode.equals(channel.getChannelCode()));
-    }
-
-    public PriceBookQueryRows.ChannelPrefixRow channelPrefix(String channelCode) {
-        return mapper.findChannelPrefix(channelCode);
-    }
-}

firstleg/src/main/java/com/baiyue/firstleg/service/ContainerService.java

@@ -22,8 +22,8 @@ import com.baiyue.firstleg.mapper.ContainerTransportHistoryMapper;
 import com.baiyue.firstleg.repository.ContainerRepository;
 import com.baiyue.firstleg.repository.LoadingPickRepository;
 import com.baiyue.firstleg.repository.SmartLoadingRepository;
-import com.baiyue.firstleg.repository.PriceBookQueryRepository;
-import com.baiyue.firstleg.repository.PriceBookQueryRows.ChannelRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.ChannelRow;
+import com.baiyue.firstleg.pricebookquery.application.port.in.PriceBookQueryUseCase;
 import com.baiyue.firstleg.oceanbooking.repository.OceanBookingRepository;
 import com.baiyue.firstleg.oceanbooking.entity.OceanBookingEntity;
 import com.baiyue.firstleg.oceanbooking.entity.OceanBookingContainerRequirementEntity;
@@ -44,7 +44,7 @@ public class ContainerService {
     @Resource private SmartLoadingRepository smartLoadingRepository;
     @Resource private LoadingPickRepository loadingPickRepository;
     @Resource private LoadingPickService loadingPickService;
-    @Resource private PriceBookQueryRepository priceBooks;
+    @Resource private PriceBookQueryUseCase priceBooks;
     @Resource private OceanBookingRepository oceanBookings;
     @Resource private WarehouseSupplierSnapshotService suppliers;
     @Resource private FirstlegDocumentNumberGenerator documentNumbers;

firstleg/src/main/java/com/baiyue/firstleg/service/FbaPricingService.java

@@ -14,7 +14,7 @@ import com.baiyue.firstleg.entity.InboundFeeItemEntity;
 import com.baiyue.firstleg.entity.InboundPricingEntity;
 import com.baiyue.firstleg.entity.InboundPricingIdempotencyEntity;
 import com.baiyue.firstleg.pricing.ActivePriceBookEstimator;
-import com.baiyue.firstleg.repository.PriceBookQueryRows.RateRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.RateRow;
 import com.baiyue.firstleg.repository.FbaPricingRepository;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;

firstleg/src/main/java/com/baiyue/firstleg/service/MerchantPriceBookService.java

@@ -9,9 +9,9 @@ import com.baiyue.firstleg.dto.PriceBookDtos.EstimateRequest;
 import com.baiyue.firstleg.dto.PriceBookDtos.EstimateResponse;
 import com.baiyue.firstleg.dto.PriceBookChannelValidation.Response;
 import com.baiyue.firstleg.pricing.ActivePriceBookEstimator;
-import com.baiyue.firstleg.repository.PriceBookQueryRepository;
-import com.baiyue.firstleg.repository.PriceBookQueryRows.ChannelRow;
-import com.baiyue.firstleg.repository.PriceBookQueryRows.ChannelTaxModeRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.ChannelRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.ChannelTaxModeRow;
+import com.baiyue.firstleg.pricebookquery.application.port.in.PriceBookQueryUseCase;
 import jakarta.annotation.Resource;
 import org.springframework.stereotype.Service;
 import org.springframework.util.StringUtils;
@@ -26,7 +26,7 @@ import java.util.Map;
 public class MerchantPriceBookService {
     public static final String DISCLAIMER = "仅供参考，不含附加费，最终以实际结算为准";
 
-    @Resource private PriceBookQueryRepository repository;
+    @Resource private PriceBookQueryUseCase repository;
     @Resource private ActivePriceBookEstimator estimator;
 
     public List<CurrentChannel> channels(long merchantTenantId, long originWarehouseId) {

firstleg/src/test/java/com/baiyue/firstleg/BaiyueFirstlegApplicationContractTest.java

@@ -21,6 +21,7 @@ class BaiyueFirstlegApplicationContractTest {
             .contains("com.baiyue.firstleg.portschedule.mapper")
             .contains("com.baiyue.firstleg.customs.mapper")
             .contains("com.baiyue.firstleg.customerstatistics.adapter.out.persistence")
+            .contains("com.baiyue.firstleg.pricebookquery.adapter.out.persistence")
             .doesNotContain("com.baiyue.firstleg.customerstatistics.mapper");
     }
 

firstleg/src/test/java/com/baiyue/firstleg/controller/PriceBookContractTest.java

@@ -6,7 +6,7 @@ import com.baiyue.firstleg.domain.PriceModel;
 import com.baiyue.firstleg.domain.PricingTaxMode;
 import com.baiyue.firstleg.domain.PricingDestinationType;
 import com.baiyue.firstleg.dto.PriceBookDtos;
-import com.baiyue.firstleg.mapper.PriceBookQueryMapper;
+import com.baiyue.firstleg.pricebookquery.adapter.out.persistence.PriceBookQueryMapper;
 import org.apache.ibatis.annotations.Select;
 import org.junit.jupiter.api.DisplayName;
 import org.junit.jupiter.api.Test;

firstleg/src/test/java/com/baiyue/firstleg/oceanbooking/service/OceanBookingServiceTest.java

@@ -9,8 +9,8 @@ import com.baiyue.firstleg.oceanbooking.entity.OceanBookingContainerRequirementE
 import com.baiyue.firstleg.oceanbooking.entity.OceanBookingEntity;
 import com.baiyue.firstleg.oceanbooking.entity.OceanBookingOperationEntity;
 import com.baiyue.firstleg.oceanbooking.repository.OceanBookingRepository;
-import com.baiyue.firstleg.repository.PriceBookQueryRepository;
-import com.baiyue.firstleg.repository.PriceBookQueryRows.ChannelRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.ChannelRow;
+import com.baiyue.firstleg.pricebookquery.application.port.in.PriceBookQueryUseCase;
 import com.baiyue.firstleg.service.WarehouseSupplierSnapshotService;
 import com.baiyue.firstleg.service.FirstlegDocumentNumberGenerator;
 import com.fasterxml.jackson.databind.ObjectMapper;
@@ -33,7 +33,7 @@ import static org.mockito.Mockito.*;
 
 class OceanBookingServiceTest {
     @Mock private OceanBookingRepository repository;
-    @Mock private PriceBookQueryRepository priceBooks;
+    @Mock private PriceBookQueryUseCase priceBooks;
     @Mock private WarehouseSupplierSnapshotService suppliers;
     @Mock private WarehouseMasterDataClient warehouses;
     @Mock private FirstlegDocumentNumberGenerator documentNumbers;

firstleg/src/test/java/com/baiyue/firstleg/pricebookquery/PriceBookQueryArchitectureTest.java

@@ -0,0 +1,67 @@
+package com.baiyue.firstleg.pricebookquery;
+
+import com.baiyue.firstleg.pricebookquery.application.port.out.PriceBookQueryReader;
+import com.tngtech.archunit.core.domain.JavaClasses;
+import com.tngtech.archunit.core.importer.ClassFileImporter;
+import com.tngtech.archunit.core.importer.ImportOption;
+import org.junit.jupiter.api.Test;
+
+import static com.tngtech.archunit.core.domain.JavaClass.Predicates.resideInAPackage;
+import static com.tngtech.archunit.core.domain.JavaClass.Predicates.resideOutsideOfPackage;
+import static com.tngtech.archunit.lang.syntax.ArchRuleDefinition.classes;
+import static com.tngtech.archunit.lang.syntax.ArchRuleDefinition.noClasses;
+
+class PriceBookQueryArchitectureTest {
+    private static final String FIRSTLEG = "com.baiyue.firstleg..";
+    private static final String SLICE = "com.baiyue.firstleg.pricebookquery..";
+    private static final String APPLICATION = "com.baiyue.firstleg.pricebookquery.application..";
+    private static final String INPUT_PORT = "com.baiyue.firstleg.pricebookquery.application.port.in..";
+    private static final String OUTPUT_PORT = "com.baiyue.firstleg.pricebookquery.application.port.out..";
+    private static final String MODEL = "com.baiyue.firstleg.pricebookquery.application.model..";
+    private static final String PERSISTENCE = "com.baiyue.firstleg.pricebookquery.adapter.out.persistence..";
+
+    private static final JavaClasses PRODUCTION_CLASSES = new ClassFileImporter()
+        .withImportOption(ImportOption.Predefined.DO_NOT_INCLUDE_TESTS)
+        .withImportOption(ImportOption.Predefined.DO_NOT_INCLUDE_JARS)
+        .importPackages("com.baiyue.firstleg");
+
+    @Test
+    void applicationStaysFreeOfWebAndPersistenceFrameworks() {
+        noClasses().that().resideInAPackage(APPLICATION)
+            .should().dependOnClassesThat().resideInAnyPackage(
+                "org.springframework.web..",
+                "org.apache.ibatis..",
+                "com.baomidou.mybatisplus..")
+            .check(PRODUCTION_CLASSES);
+    }
+
+    @Test
+    void applicationOnlyDependsOnItsOwnSliceWithinFirstleg() {
+        classes().that().resideInAPackage(APPLICATION)
+            .should().onlyDependOnClassesThat(
+                resideOutsideOfPackage(FIRSTLEG).or(resideInAPackage(APPLICATION)))
+            .check(PRODUCTION_CLASSES);
+    }
+
+    @Test
+    void persistenceAdapterCollaboratesThroughTheOutputPortAndModel() {
+        classes().that().resideInAPackage(PERSISTENCE)
+            .should().onlyDependOnClassesThat(
+                resideOutsideOfPackage(SLICE)
+                    .or(resideInAPackage(PERSISTENCE))
+                    .or(resideInAPackage(OUTPUT_PORT))
+                    .or(resideInAPackage(MODEL)))
+            .andShould().beAssignableTo(PriceBookQueryReader.class)
+            .check(PRODUCTION_CLASSES);
+    }
+
+    @Test
+    void consumersOnlySeeTheInputPortAndReadModel() {
+        noClasses().that().resideOutsideOfPackage(SLICE)
+            .should().dependOnClassesThat(
+                resideInAPackage(SLICE)
+                    .and(resideOutsideOfPackage(INPUT_PORT))
+                    .and(resideOutsideOfPackage(MODEL)))
+            .check(PRODUCTION_CLASSES);
+    }
+}

firstleg/src/test/java/com/baiyue/firstleg/pricebookquery/PriceBookQueryServiceTest.java

@@ -0,0 +1,46 @@
+package com.baiyue.firstleg.pricebookquery;
+
+import com.baiyue.firstleg.pricebookquery.application.PriceBookQueryService;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.ChannelPrefixRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.ChannelRow;
+import com.baiyue.firstleg.pricebookquery.application.port.out.PriceBookQueryReader;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.junit.jupiter.MockitoExtension;
+
+import java.util.List;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+@ExtendWith(MockitoExtension.class)
+class PriceBookQueryServiceTest {
+    @Mock private PriceBookQueryReader reader;
+    @InjectMocks private PriceBookQueryService service;
+
+    @Test
+    void delegatesStableReadOperationsToTheOutputPort() {
+        ChannelPrefixRow prefix = new ChannelPrefixRow("SEA", "IN", "OUT");
+        when(reader.findActiveVersionId()).thenReturn(9L);
+        when(reader.findChannelPrefix("SEA")).thenReturn(prefix);
+
+        assertThat(service.activeVersionId()).isEqualTo(9L);
+        assertThat(service.channelPrefix("SEA")).isSameAs(prefix);
+        verify(reader).findActiveVersionId();
+        verify(reader).findChannelPrefix("SEA");
+    }
+
+    @Test
+    void keepsChannelAvailabilityAsApplicationLogic() {
+        ChannelRow channel = new ChannelRow();
+        channel.setChannelCode("SEA");
+        when(reader.findChannels(9L, 3L)).thenReturn(List.of(channel));
+
+        assertThat(service.channelAvailable(9L, 3L, "SEA")).isTrue();
+        assertThat(service.channelAvailable(9L, 3L, "AIR")).isFalse();
+        verify(reader, org.mockito.Mockito.times(2)).findChannels(9L, 3L);
+    }
+}

firstleg/src/test/java/com/baiyue/firstleg/pricing/FbaWarehouseRateEstimatorTest.java

@@ -1,7 +1,7 @@
 package com.baiyue.firstleg.pricing;
 
 import com.baiyue.common.core.exception.BizException;
-import com.baiyue.firstleg.repository.PriceBookQueryRows.RateRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.RateRow;
 import org.junit.jupiter.api.Test;
 
 import java.math.BigDecimal;

firstleg/src/test/java/com/baiyue/firstleg/pricing/RegionWeightTierEstimatorTest.java

@@ -1,7 +1,7 @@
 package com.baiyue.firstleg.pricing;
 
 import com.baiyue.common.core.exception.BizException;
-import com.baiyue.firstleg.repository.PriceBookQueryRows.RateRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.RateRow;
 import org.junit.jupiter.api.Test;
 
 import java.math.BigDecimal;

firstleg/src/test/java/com/baiyue/firstleg/service/ContainerServiceTest.java

@@ -17,8 +17,8 @@ import com.baiyue.firstleg.mapper.ContainerTransportHistoryMapper;
 import com.baiyue.firstleg.repository.ContainerRepository;
 import com.baiyue.firstleg.repository.LoadingPickRepository;
 import com.baiyue.firstleg.repository.SmartLoadingRepository;
-import com.baiyue.firstleg.repository.PriceBookQueryRepository;
-import com.baiyue.firstleg.repository.PriceBookQueryRows.ChannelRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.ChannelRow;
+import com.baiyue.firstleg.pricebookquery.application.port.in.PriceBookQueryUseCase;
 import com.baiyue.firstleg.oceanbooking.repository.OceanBookingRepository;
 import com.baiyue.firstleg.oceanbooking.entity.OceanBookingEntity;
 import com.baiyue.firstleg.oceanbooking.entity.OceanBookingContainerAllocationEntity;
@@ -51,7 +51,7 @@ class ContainerServiceTest {
     @MockBean private SmartLoadingRepository smartLoadingRepository;
     @MockBean private LoadingPickRepository loadingPickRepository;
     @MockBean private LoadingPickService loadingPickService;
-    @MockBean private PriceBookQueryRepository priceBooks;
+    @MockBean private PriceBookQueryUseCase priceBooks;
     @MockBean private OceanBookingRepository oceanBookings;
     @MockBean private WarehouseSupplierSnapshotService suppliers;
     @MockBean private FirstlegDocumentNumberGenerator documentNumbers;

firstleg/src/test/java/com/baiyue/firstleg/service/CustomerDimensionPricingFlowTest.java

@@ -4,7 +4,7 @@ import com.baiyue.firstleg.domain.CustomerDimensionBoxType;
 import com.baiyue.firstleg.entity.CustomerDimensionConfigEntity;
 import com.baiyue.firstleg.pricing.FbaWarehouseRateEstimator;
 import com.baiyue.firstleg.repository.CustomerDimensionConfigRepository;
-import com.baiyue.firstleg.repository.PriceBookQueryRows.RateRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.RateRow;
 import org.junit.jupiter.api.Test;
 
 import java.math.BigDecimal;

firstleg/src/test/java/com/baiyue/firstleg/service/FbaPricingServiceTest.java

@@ -11,7 +11,7 @@ import com.baiyue.firstleg.entity.InboundPricingEntity;
 import com.baiyue.firstleg.entity.InboundPricingIdempotencyEntity;
 import com.baiyue.firstleg.pricing.ActivePriceBookEstimator;
 import com.baiyue.firstleg.repository.FbaPricingRepository;
-import com.baiyue.firstleg.repository.PriceBookQueryRows.RateRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.RateRow;
 import jakarta.annotation.Resource;
 import org.junit.jupiter.api.DisplayName;
 import org.junit.jupiter.api.Test;

firstleg/src/test/java/com/baiyue/firstleg/service/MerchantPriceBookServiceTest.java

@@ -13,11 +13,11 @@ import com.baiyue.firstleg.pricing.FbaWarehouseRateEstimator;
 import com.baiyue.firstleg.pricing.PriceBookWarehouseRegionResolver;
 import com.baiyue.firstleg.pricing.PriceRegionResolver;
 import com.baiyue.firstleg.pricing.RegionWeightTierEstimator;
-import com.baiyue.firstleg.repository.PriceBookQueryRepository;
-import com.baiyue.firstleg.repository.PriceBookQueryRows.ChannelRow;
-import com.baiyue.firstleg.repository.PriceBookQueryRows.ChannelTaxModeRow;
-import com.baiyue.firstleg.repository.PriceBookQueryRows.ChannelPrefixRow;
-import com.baiyue.firstleg.repository.PriceBookQueryRows.RateRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.ChannelRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.ChannelTaxModeRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.ChannelPrefixRow;
+import com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows.RateRow;
+import com.baiyue.firstleg.pricebookquery.application.port.in.PriceBookQueryUseCase;
 import jakarta.annotation.Resource;
 import org.junit.jupiter.api.Test;
 import org.springframework.boot.test.mock.mockito.MockBean;
@@ -38,7 +38,7 @@ import static org.mockito.Mockito.when;
     PriceBookWarehouseRegionResolver.class})
 @TestPropertySource(properties = "baiyue.security.internal-service-token=internal-token")
 class MerchantPriceBookServiceTest {
-    @MockBean private PriceBookQueryRepository repository;
+    @MockBean private PriceBookQueryUseCase repository;
     @MockBean private PriceBookWarehouseClient warehouses;
     @Resource private MerchantPriceBookService service;
 

firstleg/src/test/resources/architecture/firstleg-slice-dependencies.json

@@ -5,6 +5,7 @@
     "booking-customs-trucking->inbound",
     "booking-customs-trucking->measurement-pricing",
     "booking-customs-trucking->outbound",
+    "booking-customs-trucking->pricebook-query",
     "booking-customs-trucking->shared-technical",
     "booking-customs-trucking->split-loading",
     "customer-statistics->shared-technical",
@@ -19,6 +20,7 @@
     "measurement-pricing->booking-customs-trucking",
     "measurement-pricing->finance-integration",
     "measurement-pricing->inbound",
+    "measurement-pricing->pricebook-query",
     "measurement-pricing->shared-technical",
     "outbound->booking-customs-trucking",
     "outbound->shared-technical",
@@ -35,8 +37,8 @@
     "shipping-nodes->split-loading",
     "split-loading->booking-customs-trucking",
     "split-loading->inbound",
-    "split-loading->measurement-pricing",
     "split-loading->outbound",
+    "split-loading->pricebook-query",
     "split-loading->shared-technical"
   ],
   "requiredClassLocations": {
@@ -44,21 +46,50 @@
     "com.baiyue.firstleg.customerstatistics.adapter.out.persistence.CustomerTransitStatisticsMapper": "src/main/java/com/baiyue/firstleg/customerstatistics/adapter/out/persistence/CustomerTransitStatisticsMapper.java",
     "com.baiyue.firstleg.customerstatistics.application.CustomerTransitStatisticsService": "src/main/java/com/baiyue/firstleg/customerstatistics/application/CustomerTransitStatisticsService.java",
     "com.baiyue.firstleg.customerstatistics.application.model.CustomerTransitStatisticsDtos": "src/main/java/com/baiyue/firstleg/customerstatistics/application/model/CustomerTransitStatisticsDtos.java",
-    "com.baiyue.firstleg.customerstatistics.application.port.out.CustomerTransitStatisticsReader": "src/main/java/com/baiyue/firstleg/customerstatistics/application/port/out/CustomerTransitStatisticsReader.java"
-  },
-  "applicationDependencyRule": {
-    "packagePrefix": "com.baiyue.firstleg.customerstatistics.application",
-    "allowedInternalPrefix": "com.baiyue.firstleg.customerstatistics.application",
-    "forbiddenImportPrefixes": [
-      "org.springframework.web",
-      "org.apache.ibatis",
-      "com.baomidou.mybatisplus"
-    ]
+    "com.baiyue.firstleg.customerstatistics.application.port.out.CustomerTransitStatisticsReader": "src/main/java/com/baiyue/firstleg/customerstatistics/application/port/out/CustomerTransitStatisticsReader.java",
+    "com.baiyue.firstleg.pricebookquery.adapter.out.persistence.PriceBookQueryMapper": "src/main/java/com/baiyue/firstleg/pricebookquery/adapter/out/persistence/PriceBookQueryMapper.java",
+    "com.baiyue.firstleg.pricebookquery.application.PriceBookQueryService": "src/main/java/com/baiyue/firstleg/pricebookquery/application/PriceBookQueryService.java",
+    "com.baiyue.firstleg.pricebookquery.application.model.PriceBookQueryRows": "src/main/java/com/baiyue/firstleg/pricebookquery/application/model/PriceBookQueryRows.java",
+    "com.baiyue.firstleg.pricebookquery.application.port.in.PriceBookQueryUseCase": "src/main/java/com/baiyue/firstleg/pricebookquery/application/port/in/PriceBookQueryUseCase.java",
+    "com.baiyue.firstleg.pricebookquery.application.port.out.PriceBookQueryReader": "src/main/java/com/baiyue/firstleg/pricebookquery/application/port/out/PriceBookQueryReader.java"
   },
+  "applicationDependencyRules": [
+    {
+      "packagePrefix": "com.baiyue.firstleg.customerstatistics.application",
+      "allowedInternalPrefix": "com.baiyue.firstleg.customerstatistics.application",
+      "forbiddenImportPrefixes": [
+        "org.springframework.web",
+        "org.apache.ibatis",
+        "com.baomidou.mybatisplus"
+      ]
+    },
+    {
+      "packagePrefix": "com.baiyue.firstleg.pricebookquery.application",
+      "allowedInternalPrefix": "com.baiyue.firstleg.pricebookquery.application",
+      "forbiddenImportPrefixes": [
+        "org.springframework.web",
+        "org.apache.ibatis",
+        "com.baomidou.mybatisplus"
+      ]
+    }
+  ],
+  "sliceExposureRules": [
+    {
+      "slicePrefix": "com.baiyue.firstleg.pricebookquery.",
+      "allowedTargetPrefixes": [
+        "com.baiyue.firstleg.pricebookquery.application.model.",
+        "com.baiyue.firstleg.pricebookquery.application.port.in."
+      ]
+    }
+  ],
   "sliceSpecificRules": {
     "customer-statistics": {
       "allowedOutgoing": ["shared-technical"],
       "allowedIncoming": []
+    },
+    "pricebook-query": {
+      "allowedOutgoing": [],
+      "allowedIncoming": ["booking-customs-trucking", "measurement-pricing", "split-loading"]
     }
   }
 }