优化

warehouse-overseas-service/src/main/java/com/baiyue/warehouse/client/PrintPdfClient.java

@@ -0,0 +1,24 @@
+package com.baiyue.warehouse.client;
+
+import java.math.BigDecimal;
+import java.util.List;
+import org.springframework.cloud.openfeign.FeignClient;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestHeader;
+
+/** Reuses the Print service's existing label renderer; no local PDF template. */
+@FeignClient(name = "print-service", contextId = "overseasWarehousePrintPdfClient",
+    url = "${baiyue.clients.print.url:}", path = "/internal/print/v1/pdfs")
+public interface PrintPdfClient {
+    @PostMapping(value = "/inbound-marks", consumes = "application/json")
+    ResponseEntity<byte[]> generateInboundMarks(
+        @RequestHeader("X-Internal-Service-Token") String token,
+        @RequestHeader(value = "X-Request-Id", required = false) String requestId,
+        @RequestBody Request request);
+
+    record Request(String templateCode, PageSpec pageSpec, String downloadFileName, List<Label> labels) {}
+    record PageSpec(BigDecimal widthMm, BigDecimal heightMm) {}
+    record Label(String topCode, String warehouseText, String cartonText, String routeText, String qrContent) {}
+}

warehouse-overseas-service/src/main/java/com/baiyue/warehouse/controller/PlatformWarehouseResourceController.java

@@ -10,6 +10,9 @@ import com.baiyue.warehouse.dto.PalletRequests;
 import com.baiyue.warehouse.entity.WarehouseLocationEntity;
 import com.baiyue.warehouse.entity.WarehousePalletEntity;
 import com.baiyue.warehouse.service.WarehouseResourceService;
+import com.baiyue.warehouse.service.PalletLabelPrintService;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.RequestHeader;
 import com.baiyue.warehouse.security.OverseasWarehousePermissions;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
@@ -34,6 +37,7 @@ import org.springframework.web.bind.annotation.RestController;
 @Tag(name = "Platform overseas warehouse resources")
 public class PlatformWarehouseResourceController {
     @Resource private WarehouseResourceService service;
+    @Resource private PalletLabelPrintService palletLabels;
 
     @PostMapping("/locations")
     @PreAuthorize("hasAuthority('" + OverseasWarehousePermissions.LOCATION_CREATE + "')")
@@ -134,6 +138,16 @@ public class PlatformWarehouseResourceController {
         return ApiResponse.success(service.pallet(WarehouseResourceService.PUBLIC_RESOURCE_SCOPE, warehouseId, id));
     }
 
+    @GetMapping("/pallets/{id}/label")
+    @PreAuthorize("hasAuthority('" + OverseasWarehousePermissions.PALLET_LIST + "')")
+    @Operation(summary = "Print one existing pallet label", description = "Required authority: " + OverseasWarehousePermissions.PALLET_LIST)
+    public ResponseEntity<byte[]> palletLabel(@AuthenticationPrincipal AuthenticatedUser user,
+        @PathVariable long warehouseId, @PathVariable long id,
+        @RequestHeader(value = "X-Request-Id", required = false) String requestId) {
+        requirePlatform(user);
+        return palletLabels.print(warehouseId, id, requestId);
+    }
+
     @DeleteMapping("/pallets/{id}")
     @PreAuthorize("hasAuthority('" + OverseasWarehousePermissions.PALLET_DELETE + "')")
     @Operation(summary = "Delete a warehouse pallet", description = "Required authority: " + OverseasWarehousePermissions.PALLET_DELETE)

warehouse-overseas-service/src/main/java/com/baiyue/warehouse/service/PalletLabelPrintService.java

@@ -0,0 +1,56 @@
+package com.baiyue.warehouse.service;
+
+import com.baiyue.common.core.api.ResultCode;
+import com.baiyue.common.core.exception.BizException;
+import com.baiyue.warehouse.client.PrintPdfClient;
+import feign.FeignException;
+import jakarta.annotation.Resource;
+import java.math.BigDecimal;
+import java.nio.charset.StandardCharsets;
+import java.util.List;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.http.ContentDisposition;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.MediaType;
+import org.springframework.http.ResponseEntity;
+import org.springframework.stereotype.Service;
+
+@Service
+public class PalletLabelPrintService {
+    @Resource private WarehouseResourceService resources;
+    @Resource private DomesticWarehouseDirectory warehouses;
+    @Resource private PrintPdfClient print;
+    @Value("${baiyue.security.internal-service-token:${baiyue.internal-service.token}}")
+    private String internalToken;
+
+    public ResponseEntity<byte[]> print(long warehouseId, long palletId, String requestId) {
+        var pallet = resources.pallet(WarehouseResourceService.PUBLIC_RESOURCE_SCOPE, warehouseId, palletId);
+        String code = pallet.getPalletCode();
+        // Keep the stored business code intact, including the QR payload.
+        if (code == null || !code.matches("[\\x20-\\x7E]{1,34}") || code.isBlank()) {
+            throw new BizException(ResultCode.VALIDATION_FAILED, "当前标签模板要求托盘编码为 1–34 位可打印 ASCII 字符，请核对托盘编码");
+        }
+        var warehouse = warehouses.required(warehouseId);
+        String fbaCode = pallet.getFbaWarehouseCode();
+        String fileName = code.replaceAll("[\\\\/:*?\"<>|]", "-") + "-托盘码.pdf";
+        var label = new PrintPdfClient.Label(code, fbaCode == null || fbaCode.isBlank() ? "—" : fbaCode,
+            "PALLET", warehouse.warehouseName(), code);
+        var request = new PrintPdfClient.Request("INBOUND_MARK_V1",
+            new PrintPdfClient.PageSpec(new BigDecimal("100"), new BigDecimal("100")), fileName, List.of(label));
+        try {
+            var response = print.generateInboundMarks(internalToken, requestId, request);
+            byte[] body = response == null ? null : response.getBody();
+            MediaType type = response == null ? null : response.getHeaders().getContentType();
+            if (response == null || !response.getStatusCode().is2xxSuccessful() || body == null || body.length == 0
+                || type == null || !MediaType.APPLICATION_PDF.isCompatibleWith(type)) {
+                throw new BizException(ResultCode.SERVICE_UNAVAILABLE, "打印服务未返回有效 PDF，请稍后重试");
+            }
+            return ResponseEntity.ok().contentType(MediaType.APPLICATION_PDF).contentLength(body.length)
+                .header(HttpHeaders.CONTENT_DISPOSITION,
+                    ContentDisposition.attachment().filename(fileName, StandardCharsets.UTF_8).build().toString())
+                .header(HttpHeaders.CACHE_CONTROL, "no-store").body(body);
+        } catch (FeignException exception) {
+            throw new BizException(ResultCode.SERVICE_UNAVAILABLE, "打印服务暂不可用，请稍后重试");
+        }
+    }
+}

warehouse-overseas-service/src/main/resources/application.yml

@@ -42,6 +42,8 @@ baiyue:
   pallet:
     auto-created-unit-price: ${AUTO_CREATED_PALLET_UNIT_PRICE:1.00}
   clients:
+    print:
+      url: ${PRINT_SERVICE_URL:}
     domestic-warehouse:
       url: ${DOMESTIC_WAREHOUSE_URL:}
       cache-ttl: ${DOMESTIC_WAREHOUSE_CACHE_TTL:30m}

warehouse-overseas-service/src/main/resources/openapi/pallet-label-v1.yaml

@@ -0,0 +1,35 @@
+openapi: 3.0.3
+info:
+  title: Overseas pallet label
+  version: 1.0.0
+paths:
+  /api/platform/v1/warehouse-admin/{warehouseId}/pallets/{id}/label:
+    get:
+      operationId: printOverseasPalletLabel
+      summary: 下载指定托盘的一页标签 PDF
+      description: 平台公共资源，要求 platform:overseas-warehouse:pallet:list。校验仓库和托盘归属后复用 Print 的 INBOUND_MARK_V1（100×100mm），原样使用托盘编码作为二维码，不创建或修改托盘。当前模板要求编码为 1–34 位可打印 ASCII 字符。
+      security:
+        - bearerAuth: []
+      parameters:
+        - { name: warehouseId, in: path, required: true, schema: { type: integer, format: int64 } }
+        - { name: id, in: path, required: true, schema: { type: integer, format: int64 } }
+        - { name: X-Request-Id, in: header, required: false, schema: { type: string } }
+      responses:
+        '200':
+          description: 成功返回单页 PDF；业务失败返回 JSON 信封（A0403、A0404、A0422 或 S0503）。
+          content:
+            application/pdf:
+              schema: { type: string, format: binary }
+            application/json:
+              schema:
+                type: object
+                required: [code, message]
+                properties:
+                  code: { type: string }
+                  message: { type: string }
+                  requestId: { type: string }
+        '401': { description: 未认证 }
+        '403': { description: 权限不足 }
+components:
+  securitySchemes:
+    bearerAuth: { type: http, scheme: bearer, bearerFormat: JWT }

warehouse-overseas-service/src/test/java/com/baiyue/warehouse/controller/WarehouseResourceControllerTest.java

@@ -4,6 +4,7 @@ import com.baiyue.common.core.exception.BizException;
 import com.baiyue.common.security.AuthenticatedUser;
 import com.baiyue.warehouse.entity.WarehouseLocationEntity;
 import com.baiyue.warehouse.service.WarehouseResourceService;
+import com.baiyue.warehouse.service.PalletLabelPrintService;
 import org.junit.jupiter.api.Test;
 import org.springframework.test.util.ReflectionTestUtils;
 
@@ -17,6 +18,20 @@ import static org.mockito.Mockito.when;
 class WarehouseResourceControllerTest {
     private final WarehouseResourceService service = mock(WarehouseResourceService.class);
 
+    @Test
+    void palletLabelRejectsNonPublicPlatformScopeAndForwardsSelectedResource() {
+        var controller = platformController();
+        var labels = mock(PalletLabelPrintService.class);
+        ReflectionTestUtils.setField(controller, "palletLabels", labels);
+        assertThatThrownBy(() -> controller.palletLabel(user(10001L, "MERCHANT"), 200L, 9L, "r1"))
+            .isInstanceOf(BizException.class);
+        assertThatThrownBy(() -> controller.palletLabel(user(10001L, "PLATFORM"), 200L, 9L, "r1"))
+            .isInstanceOf(BizException.class);
+        org.mockito.Mockito.verifyNoInteractions(labels);
+        controller.palletLabel(user(0L, "PLATFORM"), 200L, 9L, "r1");
+        verify(labels).print(200L, 9L, "r1");
+    }
+
     @Test
     void merchantTenantAlwaysComesFromAuthenticatedUser() {
         MerchantWarehouseResourceController controller = merchantController();

warehouse-overseas-service/src/test/java/com/baiyue/warehouse/controller/WarehouseResourcePermissionContractTest.java

@@ -27,6 +27,7 @@ class WarehouseResourcePermissionContractTest {
         assertPermission(methods.get("deleteLocation"), PREFIX + "location:delete");
         assertPermission(methods.get("pallets"), PREFIX + "pallet:list");
         assertPermission(methods.get("pallet"), PREFIX + "pallet:list");
+        assertPermission(methods.get("palletLabel"), PREFIX + "pallet:list");
         assertPermission(methods.get("createPallet"), PREFIX + "pallet:create");
         assertPermission(methods.get("updatePallet"), PREFIX + "pallet:edit");
         assertPermission(methods.get("deletePallet"), PREFIX + "pallet:delete");

warehouse-overseas-service/src/test/java/com/baiyue/warehouse/service/PalletLabelPrintServiceTest.java

@@ -0,0 +1,86 @@
+package com.baiyue.warehouse.service;
+
+import com.baiyue.common.core.api.ResultCode;
+import com.baiyue.common.core.exception.BizException;
+import com.baiyue.warehouse.client.PrintPdfClient;
+import com.baiyue.warehouse.dto.SharedWarehouseReference;
+import com.baiyue.warehouse.entity.WarehousePalletEntity;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.mockito.ArgumentCaptor;
+import org.springframework.http.MediaType;
+import org.springframework.http.ResponseEntity;
+import org.springframework.test.util.ReflectionTestUtils;
+
+import static org.assertj.core.api.Assertions.*;
+import static org.mockito.ArgumentMatchers.*;
+import static org.mockito.Mockito.*;
+
+class PalletLabelPrintServiceTest {
+    private final WarehouseResourceService resources = mock(WarehouseResourceService.class);
+    private final DomesticWarehouseDirectory warehouses = mock(DomesticWarehouseDirectory.class);
+    private final PrintPdfClient print = mock(PrintPdfClient.class);
+    private final PalletLabelPrintService service = new PalletLabelPrintService();
+    private final WarehousePalletEntity pallet = new WarehousePalletEntity();
+
+    @BeforeEach
+    void setup() {
+        ReflectionTestUtils.setField(service, "resources", resources);
+        ReflectionTestUtils.setField(service, "warehouses", warehouses);
+        ReflectionTestUtils.setField(service, "print", print);
+        ReflectionTestUtils.setField(service, "internalToken", "test-token");
+        pallet.setPalletCode("ABCD1234567-ABE3-003");
+        pallet.setFbaWarehouseCode("ABE3");
+        when(resources.pallet(0L, 200L, 9L)).thenReturn(pallet);
+        when(warehouses.required(200L)).thenReturn(new SharedWarehouseReference(200L, "LAX", "洛杉矶仓", "ACTIVE"));
+    }
+
+    @Test
+    void reusesExistingRendererWithExactlyTheSelectedCode() {
+        byte[] pdf = "%PDF-label".getBytes(java.nio.charset.StandardCharsets.US_ASCII);
+        when(print.generateInboundMarks(anyString(), anyString(), any()))
+            .thenReturn(ResponseEntity.ok().contentType(MediaType.APPLICATION_PDF).body(pdf));
+
+        var response = service.print(200L, 9L, "request-1");
+
+        var request = ArgumentCaptor.forClass(PrintPdfClient.Request.class);
+        verify(print).generateInboundMarks(eq("test-token"), eq("request-1"), request.capture());
+        assertThat(request.getValue().templateCode()).isEqualTo("INBOUND_MARK_V1");
+        assertThat(request.getValue().pageSpec().widthMm()).isEqualByComparingTo("100");
+        assertThat(request.getValue().pageSpec().heightMm()).isEqualByComparingTo("100");
+        assertThat(request.getValue().labels()).singleElement().satisfies(label -> {
+            assertThat(label.topCode()).isEqualTo("ABCD1234567-ABE3-003");
+            assertThat(label.qrContent()).isEqualTo(label.topCode());
+            assertThat(label.warehouseText()).isEqualTo("ABE3");
+            assertThat(label.routeText()).isEqualTo("洛杉矶仓");
+        });
+        assertThat(response.getBody()).isEqualTo(pdf);
+        verify(resources).pallet(0L, 200L, 9L);
+        verifyNoMoreInteractions(resources);
+    }
+
+    @Test
+    void refusesWrongWarehouseBeforeCallingPrint() {
+        when(resources.pallet(0L, 201L, 9L)).thenThrow(new BizException(ResultCode.NOT_FOUND, "托盘不存在"));
+        assertThatThrownBy(() -> service.print(201L, 9L, "request-1")).isInstanceOf(BizException.class);
+        verifyNoInteractions(print);
+    }
+
+    @Test
+    void rejectsJsonErrorInsteadOfDownloadingItAsPdf() {
+        when(print.generateInboundMarks(anyString(), anyString(), any()))
+            .thenReturn(ResponseEntity.ok().contentType(MediaType.APPLICATION_JSON).body("{}".getBytes()));
+        assertThatThrownBy(() -> service.print(200L, 9L, "request-1"))
+            .isInstanceOf(BizException.class).hasMessageContaining("有效 PDF");
+    }
+
+    @Test
+    void neverTruncatesOrSubstitutesUnsupportedPalletCodes() {
+        for (String code : new String[] { "", "托盘001", "A".repeat(35) }) {
+            pallet.setPalletCode(code);
+            assertThatThrownBy(() -> service.print(200L, 9L, "request-1"))
+                .isInstanceOf(BizException.class).hasMessageContaining("托盘编码");
+        }
+        verifyNoInteractions(print);
+    }
+}