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