优化

firstleg/src/main/java/com/baiyue/firstleg/loading/controller/InternalFinanceCostSnapshotController.java

@@ -0,0 +1,29 @@
+package com.baiyue.firstleg.loading.controller;
+
+import com.baiyue.common.core.api.ApiResponse;
+import com.baiyue.common.core.api.ResultCode;
+import com.baiyue.common.core.exception.BizException;
+import com.baiyue.firstleg.loading.service.FinanceCostSnapshotService;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.web.bind.annotation.*;
+
+import java.nio.charset.StandardCharsets;
+import java.security.MessageDigest;
+
+@RestController
+@RequestMapping("/internal/firstleg/v1/finance-cost-snapshots")
+public class InternalFinanceCostSnapshotController {
+    private final FinanceCostSnapshotService service;
+    @Value("${baiyue.security.internal-service-token}") private String expectedToken;
+    public InternalFinanceCostSnapshotController(FinanceCostSnapshotService service) { this.service = service; }
+
+    @GetMapping("/customers/{customerId}/containers/{containerId}")
+    public ApiResponse<FinanceCostSnapshotService.ContainerSnapshot> container(
+        @RequestHeader(value="X-Internal-Service-Token", required=false) String token,
+        @PathVariable long customerId, @PathVariable long containerId) {
+        if (token == null || !MessageDigest.isEqual(token.getBytes(StandardCharsets.UTF_8), expectedToken.getBytes(StandardCharsets.UTF_8))) {
+            throw new BizException(ResultCode.FORBIDDEN, "内部服务令牌无效");
+        }
+        return ApiResponse.success(service.container(customerId, containerId));
+    }
+}

firstleg/src/main/java/com/baiyue/firstleg/loading/service/FinanceCostSnapshotService.java

@@ -0,0 +1,32 @@
+package com.baiyue.firstleg.loading.service;
+
+import com.baiyue.common.core.api.ResultCode;
+import com.baiyue.common.core.exception.BizException;
+import com.baiyue.firstleg.repository.SmartLoadingRepository;
+import org.springframework.stereotype.Service;
+
+import java.math.BigDecimal;
+import java.util.List;
+
+@Service
+public class FinanceCostSnapshotService {
+    private final SmartLoadingRepository repository;
+    public FinanceCostSnapshotService(SmartLoadingRepository repository) { this.repository = repository; }
+
+    public ContainerSnapshot container(long customerId, long loadingPlanId) {
+        if (customerId <= 0 || loadingPlanId <= 0 || repository.plan(loadingPlanId) == null) {
+            throw new BizException(ResultCode.NOT_FOUND, "柜次不存在");
+        }
+        List<OrderVolume> orders = repository.items(loadingPlanId).stream()
+            .filter(item -> item.getAccountId() != null && item.getAccountId() == customerId)
+            .filter(item -> item.getOrderId() != null && item.getOrderId() > 0)
+            .filter(item -> item.getVolumeCbm() != null && item.getVolumeCbm().signum() > 0)
+            .map(item -> new OrderVolume(item.getOrderId(), item.getInboundId(), item.getVolumeCbm()))
+            .toList();
+        if (orders.isEmpty()) throw new BizException(ResultCode.BAD_REQUEST, "柜次没有该客户的有效订单体积");
+        return new ContainerSnapshot(loadingPlanId, customerId, orders);
+    }
+
+    public record ContainerSnapshot(long containerId, long customerId, List<OrderVolume> orders) {}
+    public record OrderVolume(long orderId, Long inboundId, BigDecimal volumeCbm) {}
+}