优化

lastleg-service/src/main/java/com/baiyue/lastleg/inventory/command/dto/InventoryCommandRequests.java

@@ -12,7 +12,7 @@ public final class InventoryCommandRequests {
 
     public record StockIn(
         String customerId,
-        String customerName,
+        @NotBlank @Size(max = 255) String customerName,
         @NotBlank String overseasWarehouseId,
         String overseasWarehouseCode,
         String overseasWarehouseName,
@@ -39,7 +39,7 @@ public final class InventoryCommandRequests {
     }
 
     public record InTransit(
-        String customerName,
+        @NotBlank @Size(max = 255) String customerName,
         @NotBlank String overseasWarehouseId,
         String overseasWarehouseCode,
         String overseasWarehouseName,

lastleg-service/src/main/java/com/baiyue/lastleg/inventory/command/service/InventoryCommandService.java

@@ -232,6 +232,7 @@ public class InventoryCommandService {
                                      String destinationWarehouseName, Long inboundOrderId, String inboundOrderNo,
                                      String inboundCode, String requestedSkuCode, String productNameZh,
                                      String productNameEn) {
+        String frozenCustomerName = required(customerName, "Customer name snapshot is required");
         String skuCode = sku(requestedSkuCode);
         String destinationId = trim(destinationWarehouseId);
         String destinationCode = trim(destinationWarehouseCode);
@@ -242,13 +243,14 @@ public class InventoryCommandService {
         InventoryBalance balance = balances.lockDimension(customerId, overseasWarehouseId,
             destinationCode, inboundOrderId, inboundCode);
         if (balance != null) {
+            requireCustomerSnapshot(balance, frozenCustomerName);
             mergeSkuSnapshot(balance, skuCode);
             return balance;
         }
         balance = new InventoryBalance();
         balance.setId(IdWorker.getId());
         balance.setCustomerId(customerId);
-        balance.setCustomerName(trim(customerName));
+        balance.setCustomerName(frozenCustomerName);
         balance.setOverseasWarehouseId(overseasWarehouseId.trim());
         balance.setOverseasWarehouseCode(trim(overseasWarehouseCode));
         balance.setOverseasWarehouseName(trim(overseasWarehouseName));
@@ -272,6 +274,7 @@ public class InventoryCommandService {
             InventoryBalance concurrent = balances.lockDimension(customerId, overseasWarehouseId,
                 destinationCode, inboundOrderId, inboundCode);
             if (concurrent != null) {
+                requireCustomerSnapshot(concurrent, frozenCustomerName);
                 mergeSkuSnapshot(concurrent, skuCode);
                 return concurrent;
             }
@@ -384,6 +387,7 @@ public class InventoryCommandService {
         InventoryLedger ledger = new InventoryLedger();
         ledger.setId(IdWorker.getId());
         ledger.setCustomerId(customerId);
+        ledger.setCustomerName(balance.getCustomerName());
         ledger.setBalanceId(balance.getId());
         ledger.setPositionId(position == null ? null : position.getId());
         ledger.setOverseasWarehouseId(balance.getOverseasWarehouseId());
@@ -515,6 +519,16 @@ public class InventoryCommandService {
         if (actual < requested) throw conflict("Insufficient " + field + " packages");
     }
 
+    private static void requireCustomerSnapshot(InventoryBalance balance, String requestedCustomerName) {
+        String frozenCustomerName = trim(balance.getCustomerName());
+        if (frozenCustomerName == null) {
+            throw conflict("Inventory balance customer name snapshot is missing");
+        }
+        if (!frozenCustomerName.equals(requestedCustomerName)) {
+            throw conflict("Inventory balance customer name snapshot does not match");
+        }
+    }
+
     private static String required(String value, String message) {
         String normalized = trim(value);
         if (normalized == null) throw badRequest(message);

lastleg-service/src/main/java/com/baiyue/lastleg/inventory/entity/InventoryLedger.java

@@ -15,6 +15,7 @@ public class InventoryLedger {
     @TableId(type = IdType.ASSIGN_ID)
     private Long id;
     private String customerId;
+    private String customerName;
     private Long balanceId;
     private Long positionId;
     private String overseasWarehouseId;

lastleg-service/src/main/java/com/baiyue/lastleg/inventory/query/dto/InventoryLedgerView.java

@@ -5,6 +5,7 @@ import java.time.LocalDateTime;
 public record InventoryLedgerView(
     Long id,
     String customerId,
+    String customerName,
     String overseasWarehouseId,
     String destinationWarehouseCode,
     Long inboundOrderId,

lastleg-service/src/main/java/com/baiyue/lastleg/inventory/query/service/InventoryQueryService.java

@@ -97,11 +97,11 @@ public class InventoryQueryService {
     public byte[] exportLedgers(String customerId, InventoryQueryRequests.LedgerQuery query) {
         validateDateRange(query);
         List<String> rows = new ArrayList<>();
-        rows.add("occurredAt,customerId,overseasWarehouseId,destinationWarehouseCode,inboundOrderId,inboundOrderNo," +
+        rows.add("occurredAt,customerId,customerName,overseasWarehouseId,destinationWarehouseCode,inboundOrderId,inboundOrderNo," +
             "inboundCode,businessType,businessOrderNo,outboundOrderNo,palletNo,batchNo,statusFrom,statusTo," +
             "beforePackages,deltaPackages,afterPackages,operatorId,remark");
         mapper.ledgers(customerId, query, 0, EXPORT_LIMIT).stream().map(this::ledgerView).forEach(v -> rows.add(
-            String.join(",", csv(v.occurredAt()), csv(v.customerId()), csv(v.overseasWarehouseId()),
+            String.join(",", csv(v.occurredAt()), csv(v.customerId()), csv(v.customerName()), csv(v.overseasWarehouseId()),
                 csv(v.destinationWarehouseCode()), csv(v.inboundOrderId()), csv(v.inboundOrderNo()), csv(v.inboundCode()),
                 csv(v.businessType()), csv(v.businessOrderNo()), csv(v.outboundOrderNo()), csv(v.palletNo()), csv(v.batchNo()),
                 csv(v.statusFrom()), csv(v.statusTo()), csv(v.beforePackages()), csv(v.deltaPackages()),
@@ -144,7 +144,7 @@ public class InventoryQueryService {
     }
 
     private InventoryLedgerView ledgerView(InventoryLedger value) {
-        return new InventoryLedgerView(value.getId(), value.getCustomerId(), value.getOverseasWarehouseId(),
+        return new InventoryLedgerView(value.getId(), value.getCustomerId(), value.getCustomerName(), value.getOverseasWarehouseId(),
             value.getDestinationWarehouseCode(), value.getInboundOrderId(), value.getInboundOrderNo(), value.getInboundCode(),
             value.getPalletNo(), value.getBatchNo(),
             value.getWarehouseLocationCode(), value.getSkuCode(), value.getBusinessType(), value.getBusinessOrderNo(),