From e9b7d03fc16bfccea8e027b46319bcbac5cdaf55 Mon Sep 17 00:00:00 2001
From: lcj <2331845269@qq.com>
Date: Thu, 21 Aug 2025 16:17:47 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=94=B9=E7=89=A9=E8=B5=84=E9=87=87?=
 =?UTF-8?q?=E8=B4=AD=E8=81=94=E7=B3=BB=E5=8D=95PDF?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../ProjectBigScreenController.java           | 11 ++-
 .../controller/BusPurchaseDocController.java  | 11 +--
 .../cailiaoshebei/controller/constant.java    |  9 +++
 .../service/IBusPurchaseDocService.java       |  4 +-
 .../impl/BusPurchaseDocServiceImpl.java       | 68 +++++++++++++++----
 5 files changed, 75 insertions(+), 28 deletions(-)

diff --git a/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/bigscreen/controller/ProjectBigScreenController.java b/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/bigscreen/controller/ProjectBigScreenController.java
index 13731344..f16b4a5e 100644
--- a/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/bigscreen/controller/ProjectBigScreenController.java
+++ b/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/bigscreen/controller/ProjectBigScreenController.java
@@ -1,12 +1,8 @@
 package org.dromara.bigscreen.controller;
 
-import cn.dev33.satoken.annotation.SaCheckPermission;
-import jakarta.validation.constraints.NotNull;
-import org.dromara.common.core.domain.R;
-import org.dromara.tender.domain.vo.BusBiddingPlanAnnexVo;
+import jakarta.annotation.Resource;
+import org.dromara.bigscreen.service.ProjectBigScreenService;
 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;
 
@@ -19,6 +15,9 @@ import org.springframework.web.bind.annotation.RestController;
 @RequestMapping("/project/big/screen")
 public class ProjectBigScreenController {
 
+    @Resource
+    private ProjectBigScreenService projectBigScreenService;
+
 
 //    @GetMapping("/{projectId}")
 //    public R<BusBiddingPlanAnnexVo> getInfo(@NotNull(message = "主键不能为空")
diff --git a/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/cailiaoshebei/controller/BusPurchaseDocController.java b/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/cailiaoshebei/controller/BusPurchaseDocController.java
index f66eeac5..0b29a798 100644
--- a/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/cailiaoshebei/controller/BusPurchaseDocController.java
+++ b/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/cailiaoshebei/controller/BusPurchaseDocController.java
@@ -57,6 +57,7 @@ public class BusPurchaseDocController extends BaseController {
     private final IBusBillofquantitiesVersionsService busBillofquantitiesVersionsService;
 
     private final IBusBillofquantitiesService busBillofquantitiesService;
+
     /**
      * 查询物资-采购联系单列表
      */
@@ -101,12 +102,12 @@ public class BusPurchaseDocController extends BaseController {
     }
 
     /**
-     * 获取物资-采购联系单详细信息图片
+     * 获取物资-采购联系单详细PDF
      *
      * @param id 主键
      */
-    @SaCheckPermission("cailiaoshebei:purchaseDoc:querPic")
-    @GetMapping("/pic/{id}")
+    @SaCheckPermission("cailiaoshebei:purchaseDoc:queryPdf")
+    @GetMapping("/pdf/{id}")
     public R<String> getPic(@NotNull(message = "主键不能为空")
                             @PathVariable Long id) {
         return R.ok("操作成功", busPurchaseDocService.queryPicBase64ById(id));
@@ -179,8 +180,8 @@ public class BusPurchaseDocController extends BaseController {
             .eq(BusBillofquantitiesVersions::getStatus, BusinessStatusEnum.FINISH.getStatus())
             .last("limit 1")
         );
-        if (one == null){
-            throw  new ServiceException("请先完成物资工程量清单");
+        if (one == null) {
+            throw new ServiceException("请先完成物资工程量清单");
         }
         List<BusBillofquantities> list = busBillofquantitiesService.list(Wrappers.<BusBillofquantities>lambdaQuery()
             .eq(BusBillofquantities::getVersions, one.getVersions())
diff --git a/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/cailiaoshebei/controller/constant.java b/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/cailiaoshebei/controller/constant.java
index 1d3c8250..54030bbf 100644
--- a/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/cailiaoshebei/controller/constant.java
+++ b/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/cailiaoshebei/controller/constant.java
@@ -4,6 +4,7 @@ import org.dromara.cailiaoshebei.domain.BusPurchaseDoc;
 import org.dromara.common.core.utils.DateUtils;
 
 import java.text.SimpleDateFormat;
+import java.util.Date;
 
 /**
  * @Author 铁憨憨
@@ -27,6 +28,14 @@ public class constant {
         return String.format("%s%s/%s", PURCHASE_DOC_FILE_URL, purchaseDoc.getId(), timestamp);
     }
 
+    /**
+     * 获取物资采购联系单文件名
+     */
+    public static String getBusPurchaseDocFileUrl(BusPurchaseDoc purchaseDoc, Date updateTime) {
+        String timestamp = new SimpleDateFormat("yyyyMMdd_HHmmss").format(updateTime);
+        return String.format("%s%s/%s", PURCHASE_DOC_FILE_URL, purchaseDoc.getId(), timestamp);
+    }
+
     /**
      * 获取物资采购联系单文件名
      */
diff --git a/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/cailiaoshebei/service/IBusPurchaseDocService.java b/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/cailiaoshebei/service/IBusPurchaseDocService.java
index 6ff7307c..a1edc6a5 100644
--- a/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/cailiaoshebei/service/IBusPurchaseDocService.java
+++ b/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/cailiaoshebei/service/IBusPurchaseDocService.java
@@ -91,10 +91,10 @@ public interface IBusPurchaseDocService extends IService<BusPurchaseDoc> {
     void exportWordById(Long id, HttpServletResponse response);
 
     /**
-     * 根据主键查询详情图片base64
+     * 根据主键查询详情PDF地址
      *
      * @param id 主键id
-     * @return 详情图片base64
+     * @return 详情PDF地址
      */
     String queryPicBase64ById(Long id);
 }
diff --git a/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/cailiaoshebei/service/impl/BusPurchaseDocServiceImpl.java b/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/cailiaoshebei/service/impl/BusPurchaseDocServiceImpl.java
index 86607ae3..a47ea32c 100644
--- a/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/cailiaoshebei/service/impl/BusPurchaseDocServiceImpl.java
+++ b/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/cailiaoshebei/service/impl/BusPurchaseDocServiceImpl.java
@@ -36,6 +36,7 @@ import org.dromara.common.core.domain.event.ProcessEvent;
 import org.dromara.common.core.domain.event.ProcessTaskEvent;
 import org.dromara.common.core.enums.BusinessStatusEnum;
 import org.dromara.common.core.exception.ServiceException;
+import org.dromara.common.core.utils.DateUtils;
 import org.dromara.common.core.utils.MapstructUtils;
 import org.dromara.common.core.utils.StringUtils;
 import org.dromara.common.core.utils.file.FileUtils;
@@ -60,6 +61,7 @@ import java.net.URLConnection;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
+import java.nio.file.StandardCopyOption;
 import java.time.LocalDate;
 import java.time.LocalDateTime;
 import java.time.format.DateTimeFormatter;
@@ -287,10 +289,12 @@ public class BusPurchaseDocServiceImpl extends ServiceImpl<BusPurchaseDocMapper,
      * @param purchaseDoc 采购联系单对象
      */
     @Override
+    @Transactional(rollbackFor = Exception.class)
     public void createWord(BusPurchaseDoc purchaseDoc) {
-        Path targetDir = Paths.get(constant.getBusPurchaseDocFileUrl(purchaseDoc));
+        Path targetDir = Paths.get(System.getProperty("user.dir"), constant.getBusPurchaseDocFileUrl(purchaseDoc));
         // 如果存在目录则直接返回，不存在则生成文件并返回
         if (!Files.exists(targetDir)) {
+            Date now = new Date();
             // 清理旧文件
             String baseUrl = constant.PURCHASE_DOC_FILE_URL + purchaseDoc.getId();
             try {
@@ -301,6 +305,10 @@ public class BusPurchaseDocServiceImpl extends ServiceImpl<BusPurchaseDocMapper,
             } catch (IOException e) {
                 log.error("文件目录：{}，清理失败", baseUrl, e);
             }
+            Long pdfFileId = purchaseDoc.getPdfFileId();
+            if (pdfFileId != null) {
+                ossService.deleteWithValidByIds(List.of(pdfFileId), true);
+            }
             // 准备数据
             List<BusMaterialbatchdemandplan> items = new ArrayList<>();
             List<BusPlanDocAssociation> planDocAssociationList = planDocAssociationService.lambdaQuery()
@@ -311,6 +319,7 @@ public class BusPurchaseDocServiceImpl extends ServiceImpl<BusPurchaseDocMapper,
                 items = materialbatchdemandplanService.listByIds(planIds);
             }
             BusPurchaseDocWordDto data = this.getReplacementDto(purchaseDoc, items);
+            Path newTargetDir = Paths.get(System.getProperty("user.dir"), constant.getBusPurchaseDocFileUrl(purchaseDoc, now));
             // 生成文件
             try (InputStream is = getClass().getClassLoader().getResourceAsStream(constant.PURCHASE_DOC_TEMPLATE_PATH)) {
                 if (is == null) {
@@ -321,19 +330,51 @@ public class BusPurchaseDocServiceImpl extends ServiceImpl<BusPurchaseDocMapper,
                 XWPFTemplate template = XWPFTemplate.compile(is, config);
                 template.render(data);
                 // 创建目标目录
-                if (!Files.exists(targetDir)) {
-                    Files.createDirectories(targetDir);
+                if (!Files.exists(newTargetDir)) {
+                    Files.createDirectories(newTargetDir);
                 }
                 // 组合目标文件名
                 String fileName = constant.getBusPurchaseDocFileName(purchaseDoc);
                 // 保存修改后的文件
-                try (FileOutputStream fos = new FileOutputStream(targetDir.resolve(fileName).toFile())) {
+                try (FileOutputStream fos = new FileOutputStream(newTargetDir.resolve(fileName).toFile())) {
                     template.write(fos);
                 }
                 template.close();
             } catch (IOException e) {
                 throw new OssException("生成Word文件失败，错误信息: " + e.getMessage());
             }
+            String filePath = constant.getBusPurchaseDocFileUrl(purchaseDoc, now) + "/";
+            String fileName = constant.getBusPurchaseDocFileName(purchaseDoc);
+            File file = new File(filePath + fileName);
+            try {
+                // Word → PDF
+                ByteArrayOutputStream pdfOut = new ByteArrayOutputStream();
+                WordprocessingMLPackage wordML = WordprocessingMLPackage.load(file);
+                Docx4J.toPDF(wordML, pdfOut);
+                FileNameMap fileNameMap = URLConnection.getFileNameMap();
+                String createDate = DateUtils.formatDate(purchaseDoc.getCreateTime());
+                String pdfFileName = String.format("物资采购联系单（%s）.pdf", createDate);
+                String contentType = fileNameMap.getContentTypeFor(pdfFileName);
+                // 保存到对象存储中
+                SysOssVo upload = ossService.upload(new ByteArrayInputStream(pdfOut.toByteArray()), pdfFileName, contentType, pdfOut.size());
+                BusPurchaseDoc update = new BusPurchaseDoc();
+                update.setId(purchaseDoc.getId());
+                update.setPdfFileId(upload.getOssId());
+                boolean b = this.updateById(update);
+                if (!b) {
+                    throw new ServiceException("保存PDF文件失败");
+                }
+                purchaseDoc.setPdfFileId(upload.getOssId());
+                // 修改文件夹名
+                BusPurchaseDoc newPurchaseDoc = this.getById(purchaseDoc.getId());
+                Path target = Paths.get(System.getProperty("user.dir"), constant.getBusPurchaseDocFileUrl(newPurchaseDoc));
+                // 重命名目录
+                Files.move(newTargetDir, target, StandardCopyOption.ATOMIC_MOVE);
+            } catch (Docx4JException e) {
+                throw new ServiceException("获取物资采购联系单详情失败，错误信息: " + e.getMessage());
+            } catch (IOException e) {
+                throw new ServiceException("保存PDF文件失败，错误信息: " + e.getMessage());
+            }
         }
     }
 
@@ -343,6 +384,7 @@ public class BusPurchaseDocServiceImpl extends ServiceImpl<BusPurchaseDocMapper,
      * @param id 主键id
      */
     @Override
+    @Transactional(rollbackFor = Exception.class)
     public void exportWordById(Long id, HttpServletResponse response) {
         BusPurchaseDoc purchaseDoc = this.getById(id);
         if (purchaseDoc == null) {
@@ -353,12 +395,13 @@ public class BusPurchaseDocServiceImpl extends ServiceImpl<BusPurchaseDocMapper,
     }
 
     /**
-     * 根据主键查询详情图片base64
+     * 根据主键查询详情PDF地址
      *
      * @param id 主键id
-     * @return 详情图片base64
+     * @return 详情PDF地址
      */
     @Override
+    @Transactional(rollbackFor = Exception.class)
     public String queryPicBase64ById(Long id) {
         BusPurchaseDoc purchaseDoc = this.getById(id);
         if (purchaseDoc == null) {
@@ -366,16 +409,11 @@ public class BusPurchaseDocServiceImpl extends ServiceImpl<BusPurchaseDocMapper,
         }
         // 获取物料单Word
         this.createWord(purchaseDoc);
-        String filePath = constant.getBusPurchaseDocFileUrl(purchaseDoc) + "/";
-        String fileName = constant.getBusPurchaseDocFileName(purchaseDoc);
-        File file = new File(filePath + fileName);
-        String base64;
-        try (FileInputStream inputStream = new FileInputStream(file)) {
-            base64 = wordToPdfToImg.wordToImgBase64(inputStream);
-        } catch (IOException | Docx4JException e) {
-            throw new ServiceException("获取物资采购联系单详情失败，错误信息: " + e.getMessage());
+        Long pdfFileId = purchaseDoc.getPdfFileId();
+        if (pdfFileId == null) {
+            throw new ServiceException("请先生成Word文件");
         }
-        return "data:image/png;base64," + base64;
+        return ossService.getById(pdfFileId).getUrl();
     }
 
     /**