预警导出-优化导出效果

dk-modules/business/src/main/java/org/dromara/business/service/impl/BusinessAlertServiceImpl.java

@@ -1017,7 +1017,7 @@ public class BusinessAlertServiceImpl implements IBusinessAlertService {
             throw new RuntimeException("没有可查看的预警数据!");
         }
 
-        wrapper.eq("t.business_type",1);
+//        wrapper.eq("t.business_type",1);
 
         //根据前端查询条件查询
         List<BusinessAlert> alertList = this.baseMapper.exportAlert(wrapper,ptPrefix);
@@ -1052,7 +1052,8 @@ public class BusinessAlertServiceImpl implements IBusinessAlertService {
                     businessAlert.setMaxMateSourceImgUrl(MinioUntil.getObjectUrlOne(MinIOConstants.BUCKET_ALERT, businessAlert.getMaxMateSourceImgUrl(), 3600).toString());
                     businessAlert.setMateSourceImgUrl(MinioUntil.getObjectUrlOne(MinIOConstants.BUCKET_ALERT, businessAlert.getMateSourceImgUrl(), 3600).toString());
                 }else {
-                    businessAlert.setImages(MinioUntil.getObjectUrlOne(MinIOConstants.BUCKET_ALERT, businessAlert.getImages(), 3600).toString());
+                    //url渲染快（只要不报错），base64模式超级卡慢
+                    businessAlert.setImages(MinioUntil.getObjectUrlOne(MinIOConstants.BUCKET_DKCY, businessAlert.getImages(), 3600).toString()); // 9001/dkcy//ai/report/  >  9001/dkcy/ai/report/
                 }
 
                 //获取指南针
@@ -1083,6 +1084,17 @@ public class BusinessAlertServiceImpl implements IBusinessAlertService {
 
 
         if (bo.getExportType().equalsIgnoreCase("world")){
+            /**
+             * http://114.235.183.147:9001/dkcy//ai/report/29847/xwoKJvrqpp/zDASKjUVlN/events/8UUXN2B00A00SKdlfHClDieQ.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Date=20250614T061025Z&X-Amz-SignedHeaders=host&X-Amz-Credential=wuyuan%40yf%2F20250614%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Expires=3600&X-Amz-Signature=a90766f63fbecebf99fd50fed5ac018458225d5df0f6afee39b5c58b6447b16e
+             * 特殊字符里有特殊符号，图片处理报错  class com.spire.doc.packages.sprghs: The string contains invalid characters
+             * 先处理 businessType=2的数据
+             */
+            for (BusinessAlert businessAlert : alertList) {
+                if(ObjectUtil.equals(businessAlert.getBusinessType(),2)){
+                    businessAlert.setImages(imageUrlToBase64(businessAlert.getImages()));
+                }
+            }
+
             //生成word
             FreemarkerUtil.renderTplFileToWord("预警导出.docx","alert.ftl",resultMap,response);
         } else if (bo.getExportType().equalsIgnoreCase("pdf")) {
@@ -1094,6 +1106,18 @@ public class BusinessAlertServiceImpl implements IBusinessAlertService {
         }
     }
 
+
+    // 图片url转base64
+    public static String imageUrlToBase64(String imageUrl) {
+        try (InputStream in = new URL(imageUrl).openStream()) {
+            byte[] bytes = in.readAllBytes();
+            return Base64.getEncoder().encodeToString(bytes);
+        } catch (Exception e) {
+            e.printStackTrace();
+            return "";
+        }
+    }
+
     @Override
     public void pushAlert(Long alertId, String deptId, String deptName) {
         BusinessAlert  businessAlert= this.getBusinessAlert(alertId);