优化

firstleg/src/main/java/com/baiyue/firstleg/customerstatistics/controller/PlatformCustomerTransitStatisticsController.java

@@ -0,0 +1,31 @@
+package com.baiyue.firstleg.customerstatistics.controller;
+
+import com.baiyue.common.core.api.ApiResponse;
+import com.baiyue.common.security.AuthenticatedUser;
+import com.baiyue.firstleg.customerstatistics.dto.CustomerTransitStatisticsDtos.TransitSummary;
+import com.baiyue.firstleg.customerstatistics.service.CustomerTransitStatisticsService;
+import com.baiyue.firstleg.service.FirstlegScopeGuard;
+import jakarta.annotation.Resource;
+import jakarta.validation.constraints.Positive;
+import org.springframework.security.access.prepost.PreAuthorize;
+import org.springframework.security.core.annotation.AuthenticationPrincipal;
+import org.springframework.validation.annotation.Validated;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@Validated
+@RestController
+@RequestMapping("/api/platform/v1/customers")
+public class PlatformCustomerTransitStatisticsController {
+    @Resource private CustomerTransitStatisticsService service;
+
+    @GetMapping("/{customerId}/container-transit-summary")
+    @PreAuthorize("hasAuthority('platform:firstleg:container:list')")
+    public ApiResponse<TransitSummary> summary(@AuthenticationPrincipal AuthenticatedUser user,
+                                                @PathVariable @Positive long customerId) {
+        FirstlegScopeGuard.platform(user, customerId);
+        return ApiResponse.success(service.summarize(customerId));
+    }
+}

firstleg/src/main/java/com/baiyue/firstleg/customerstatistics/dto/CustomerTransitStatisticsDtos.java

@@ -0,0 +1,11 @@
+package com.baiyue.firstleg.customerstatistics.dto;
+
+import java.math.BigDecimal;
+import java.time.LocalDateTime;
+
+public final class CustomerTransitStatisticsDtos {
+    private CustomerTransitStatisticsDtos() {}
+
+    public record TransitSummary(Long customerId, long containerCount, BigDecimal totalTeu,
+                                 long unknownContainerCount, LocalDateTime asOf, String definition) {}
+}

firstleg/src/main/java/com/baiyue/firstleg/customerstatistics/mapper/CustomerTransitStatisticsMapper.java

@@ -0,0 +1,56 @@
+package com.baiyue.firstleg.customerstatistics.mapper;
+
+import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Param;
+import org.apache.ibatis.annotations.Select;
+
+import java.math.BigDecimal;
+import java.time.LocalDateTime;
+
+@Mapper
+public interface CustomerTransitStatisticsMapper {
+    @Select("""
+        SELECT #{customerId} AS customerId,
+               COUNT(*) AS containerCount,
+               COALESCE(SUM(teu), 0) AS totalTeu,
+               SUM(CASE WHEN teu IS NULL THEN 1 ELSE 0 END) AS unknownContainerCount,
+               CURRENT_TIMESTAMP(3) AS asOf
+          FROM (
+            SELECT DISTINCT x.customer_id, x.container_booking_id,
+                   CASE
+                     WHEN UPPER(TRIM(x.container_type)) LIKE '20%' THEN 1.0
+                     WHEN UPPER(TRIM(x.container_type)) LIKE '40%' THEN 2.0
+                     WHEN UPPER(TRIM(x.container_type)) LIKE '45%' THEN 2.25
+                     ELSE NULL
+                   END AS teu
+              FROM (
+                SELECT b.customer_id, c.id AS container_booking_id, c.container_type
+                  FROM fl_container_booking c
+                  JOIN fl_ocean_booking b ON b.id = c.ocean_booking_id
+                 WHERE c.actual_sailing_at IS NOT NULL
+                   AND c.actual_warehouse_arrival_at IS NULL
+                   AND b.status NOT IN ('CANCELLED', 'FAILED')
+                   AND NOT EXISTS (
+                         SELECT 1 FROM fl_loading_plan p
+                         JOIN fl_loading_plan_item i ON i.loading_plan_id = p.id
+                        WHERE p.container_booking_id = c.id AND i.deleted = 0
+                   )
+                UNION ALL
+                SELECT i.account_id AS customer_id, c.id AS container_booking_id, c.container_type
+                  FROM fl_container_booking c
+                  JOIN fl_ocean_booking b ON b.id = c.ocean_booking_id
+                  JOIN fl_loading_plan p ON p.container_booking_id = c.id
+                  JOIN fl_loading_plan_item i ON i.loading_plan_id = p.id AND i.deleted = 0
+                 WHERE c.actual_sailing_at IS NOT NULL
+                   AND c.actual_warehouse_arrival_at IS NULL
+                   AND b.status NOT IN ('CANCELLED', 'FAILED')
+                   AND i.account_id IS NOT NULL AND i.account_id > 0
+              ) x
+             WHERE x.customer_id = #{customerId}
+          ) scoped
+        """)
+    SummaryRow summarize(@Param("customerId") long customerId);
+
+    record SummaryRow(Long customerId, Long containerCount, BigDecimal totalTeu,
+                      Long unknownContainerCount, LocalDateTime asOf) {}
+}

firstleg/src/main/java/com/baiyue/firstleg/customerstatistics/service/CustomerTransitStatisticsService.java

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+package com.baiyue.firstleg.customerstatistics.service;
+
+import com.baiyue.common.core.api.ResultCode;
+import com.baiyue.common.core.exception.BizException;
+import com.baiyue.firstleg.customerstatistics.dto.CustomerTransitStatisticsDtos.TransitSummary;
+import com.baiyue.firstleg.customerstatistics.mapper.CustomerTransitStatisticsMapper;
+import jakarta.annotation.Resource;
+import org.springframework.stereotype.Service;
+
+import java.math.BigDecimal;
+
+@Service
+public class CustomerTransitStatisticsService {
+    private static final String DEFINITION = "actual_sailing_at IS NOT NULL 且 actual_warehouse_arrival_at IS NULL；排除取消/失败订舱；客户+containerBookingId去重；拼柜按active LoadingPlanItem.accountId归属，整柜按OceanBooking.customerId归属。TEU：20*=1，40*=2，45*=2.25，未知箱型不计totalTeu。";
+    @Resource private CustomerTransitStatisticsMapper mapper;
+
+    public TransitSummary summarize(long customerId) {
+        if (customerId <= 0) throw new BizException(ResultCode.BAD_REQUEST, "customerId必须为正数");
+        var row = mapper.summarize(customerId);
+        return new TransitSummary(customerId,
+            value(row == null ? null : row.containerCount()),
+            row == null || row.totalTeu() == null ? BigDecimal.ZERO : row.totalTeu(),
+            value(row == null ? null : row.unknownContainerCount()),
+            row == null ? null : row.asOf(), DEFINITION);
+    }
+
+    private static long value(Long value) { return value == null ? 0L : value; }
+}