优化

firstleg/src/main/java/com/baiyue/firstleg/client/PrintPdfClient.java

@@ -14,6 +14,15 @@ import java.util.Map;
 @FeignClient(name = "print-service", contextId = "firstlegPrintPdfClient",
     url = "${baiyue.clients.print.url:}", path = "/internal/print/v1/pdfs")
 public interface PrintPdfClient {
+    @PostMapping(value = "/fba-pallet-labels", consumes = "application/json")
+    ResponseEntity<byte[]> generateFbaPalletLabels(
+        @RequestHeader("X-Internal-Service-Token") String token,
+        @RequestHeader(value = "X-Request-Id", required = false) String requestId,
+        @RequestBody FbaPalletRequest request);
+
+    record FbaPalletRequest(String templateCode, PageSpec pageSpec, String downloadFileName, List<FbaPalletLabel> labels) {}
+    record FbaPalletLabel(String fbaWarehouseCode, String palletCode) {}
+
     @PostMapping(value = "/inbound-marks", consumes = "application/json")
     ResponseEntity<byte[]> generateInboundMarks(
         @RequestHeader("X-Internal-Service-Token") String token,

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

@@ -32,6 +32,8 @@ import org.slf4j.LoggerFactory;
 import java.math.BigDecimal;
 import java.math.RoundingMode;
 import java.time.LocalDateTime;
+import java.util.ArrayList;
+import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.Locale;
 import java.util.Map;
@@ -636,11 +638,7 @@ public class InboundMeasurementService {
             || cargo.cargoId() <= 0 || !java.util.Objects.equals(cargo.orderId(), inbound.getOrderId()))) {
             throw new BizException(ResultCode.CONFLICT, "订单服务返回的货物明细归属不一致");
         }
-        long packages = cargoes.stream()
-            .map(OrderCargoClient.CargoLabelBinding::packageCount)
-            .filter(java.util.Objects::nonNull)
-            .mapToLong(Integer::longValue)
-            .sum();
+        long packages = physicalPackageCount(cargoes, inbound.getFulfillmentType());
         if (packages > Integer.MAX_VALUE) {
             throw new BizException(ResultCode.VALIDATION_FAILED, "客户最新申报总箱数超过系统上限");
         }
@@ -671,6 +669,41 @@ public class InboundMeasurementService {
         return new LatestDeclaration(snapshot, Map.copyOf(fbaShipmentNos));
     }
 
+    /**
+     * 普通订单每条货物明细代表独立箱规；一件代发允许同一物理箱包含多个 SKU，
+     * 因此同一 packingGroupNo 只计算一次箱数。该口径与箱唛生成保持一致。
+     */
+    private long physicalPackageCount(List<OrderCargoClient.CargoLabelBinding> cargoes,
+                                      String fulfillmentType) {
+        if (!"ONE_CLICK_DROPSHIP".equals(fulfillmentType)) {
+            return cargoes.stream().mapToLong(this::requireDeclaredPackageCount).sum();
+        }
+        Map<String, List<OrderCargoClient.CargoLabelBinding>> grouped = new LinkedHashMap<>();
+        int single = 0;
+        for (OrderCargoClient.CargoLabelBinding cargo : cargoes) {
+            requireDeclaredPackageCount(cargo);
+            String group = StringUtils.hasText(cargo.packingGroupNo())
+                ? cargo.packingGroupNo().trim() : "__single_" + (++single);
+            grouped.computeIfAbsent(group, ignored -> new ArrayList<>()).add(cargo);
+        }
+        return grouped.entrySet().stream().mapToLong(entry -> {
+            List<OrderCargoClient.CargoLabelBinding> lines = entry.getValue();
+            int count = lines.get(0).packageCount();
+            if (lines.stream().anyMatch(line -> line.packageCount() != count)) {
+                throw new BizException(ResultCode.VALIDATION_FAILED,
+                    "同一混箱组合的箱数必须一致：" + entry.getKey());
+            }
+            return count;
+        }).sum();
+    }
+
+    private int requireDeclaredPackageCount(OrderCargoClient.CargoLabelBinding cargo) {
+        if (cargo.packageCount() == null || cargo.packageCount() < 1) {
+            throw new BizException(ResultCode.VALIDATION_FAILED, "订单货物明细缺少有效箱数");
+        }
+        return cargo.packageCount();
+    }
+
     private List<OrderCargoClient.CargoLabelBinding> loadDeclarationCargoes(InboundOrderEntity inbound) {
         try {
             ApiResponse<List<OrderCargoClient.CargoLabelBinding>> response = orderCargoClient.listForCartonLabels(

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

@@ -38,7 +38,6 @@ import java.util.Objects;
 /** 散货托盘码按真实柜号、FBA 地址内部编号和仓内序号组成；一件代发继续使用装箱打托事实。 */
 @Service
 public class LoadingPalletLabelService {
-    private static final BigDecimal PAGE_MM = new BigDecimal("100");
     @Resource private LoadingPalletLabelMapper mapper;
     @Resource private PrintPdfClient printClient;
     @Resource private WarehouseMasterDataClient warehouseClient;
@@ -85,13 +84,12 @@ public class LoadingPalletLabelService {
             : manifest.groups().stream().filter(group -> group.destinationWarehouseCode().equalsIgnoreCase(warehouseCode))
                 .flatMap(group -> group.labels().stream()).limit(count).toList();
         if (selected.isEmpty() || (count != null && selected.size() != count)) throw new BizException(ResultCode.BAD_REQUEST, "所选 FBA 仓或打印张数无效");
-        List<PrintPdfClient.Label> labels = selected.stream().map(label -> new PrintPdfClient.Label(
-            label.palletCode(), label.destinationWarehouseName(), "PALLET " + label.palletIndex(),
-            "CONTAINER " + label.containerNo(), label.palletCode(), null)).toList();
+        List<PrintPdfClient.FbaPalletLabel> labels = selected.stream().map(label -> new PrintPdfClient.FbaPalletLabel(
+            label.destinationWarehouseCode(), label.palletCode())).toList();
         String suffix = warehouseCode == null ? "全部" : warehouseCode + "-" + count + "张";
-        var pdfRequest = new PrintPdfClient.InboundMarkPdfRequest("INBOUND_MARK_V1",
-            new PrintPdfClient.PageSpec(PAGE_MM, PAGE_MM), manifest.containerNo() + "-托盘码-" + suffix + ".pdf", labels);
-        try { return requirePdf(printClient.generateInboundMarks(internalToken, requestId, pdfRequest)); }
+        var pdfRequest = new PrintPdfClient.FbaPalletRequest("FBA_PALLET_A4_LANDSCAPE_V1",
+            new PrintPdfClient.PageSpec(new BigDecimal("297"), new BigDecimal("210")), manifest.containerNo() + "-托盘码-" + suffix + ".pdf", labels);
+        try { return requirePdf(printClient.generateFbaPalletLabels(internalToken, requestId, pdfRequest)); }
         catch (FeignException | NoFallbackAvailableException exception) { throw new BizException(ResultCode.SERVICE_UNAVAILABLE, "打印服务暂不可用，请稍后重试"); }
     }