add:质保书上传图片添加压缩服务

mes/hd/nladmin-system/pom.xml

@@ -26,6 +26,13 @@
     </repositories>
 
     <dependencies>
+
+        <!-- https://mvnrepository.com/artifact/net.coobird/thumbnailator -->
+        <dependency>
+            <groupId>net.coobird</groupId>
+            <artifactId>thumbnailator</artifactId>
+            <version>0.4.8</version>
+        </dependency>
         <!--       Excel打印-->
         <dependency>
             <groupId>e-iceblue</groupId>

mes/hd/nladmin-system/src/main/java/org/nl/wms/common/util/ImageCompress.java

@@ -0,0 +1,54 @@
+package org.nl.wms.common.util;
+
+import net.coobird.thumbnailator.Thumbnails;
+import org.nl.exception.BadRequestException;
+import org.nl.utils.FileUtil;
+
+import javax.imageio.ImageIO;
+import java.awt.image.BufferedImage;
+import java.io.File;
+import java.math.BigDecimal;
+
+/*
+ * @author ZZQ
+ * @Date 2022/11/18 4:17 下午
+ */
+public class ImageCompress {
+
+
+    public static Long imgCompress(File file,Long desFileSize,Double accuracy,int threshold){
+        if (threshold>5){
+            return file.length();
+        }
+        long length = file.length();
+        //小于目标压缩文件大小的2倍就不压缩了
+        if (length>desFileSize*1024*2){
+            try {
+                BufferedImage bim = ImageIO.read(file);
+                int imgWidth = bim.getWidth();
+                int imgHeight = bim.getHeight();
+                int desWidth = new BigDecimal(imgWidth).multiply(
+                        new BigDecimal(accuracy)).intValue();
+                int desHeight = new BigDecimal(imgHeight).multiply(
+                        new BigDecimal(accuracy)).intValue();
+                Thumbnails.of(file.getPath()).size(desWidth, desHeight).outputQuality(accuracy).toFile(file.getPath());
+                //如果不满足要求,递归直至满足要求
+                imgCompress(file, desFileSize, accuracy,threshold);
+            }catch (Exception ex){
+                ex.printStackTrace();
+            }
+        }
+        return file.length();
+    };
+    public static Long imgCompress(String path,Long desFileSize,Double accuracy){
+        File file;
+        try {
+            file = new File(path);
+        }catch (Exception ex){
+         throw  new BadRequestException("文件不存在");
+        }
+        int i = 0;
+        //小于目标压缩文件大小的2倍就不压缩了
+        return imgCompress(file, desFileSize==null?100L:desFileSize, accuracy==null?0.8:accuracy,i);
+    };
+}

mes/hd/nladmin-system/src/main/java/org/nl/wms/ql/rest/FactorywarrantymstController.java

@@ -15,6 +15,7 @@ import org.nl.exception.BadRequestException;
 import org.nl.service.LocalStorageService;
 import org.nl.utils.FileUtil;
 import org.nl.utils.SecurityUtils;
+import org.nl.wms.common.util.ImageCompress;
 import org.nl.wms.ql.Enum.QlBillStatusEnum;
 import org.nl.wms.ql.service.FactorywarrantymstService;
 import org.nl.wql.core.bean.WQLObject;
@@ -126,6 +127,9 @@ public class FactorywarrantymstController {
     @ApiOperation("质保书上传")
     public ResponseEntity<Object> upload(@RequestParam MultipartFile file, @PathVariable String inspection_id) {
         LocalStorage localStorage = this.localStorageService.create((String) null, file);
+        Long compressSize = ImageCompress.imgCompress(localStorage.getPath(), 100L, 0.8);
+        localStorage.setSize(FileUtil.getSize(compressSize));
+        this.localStorageService.update(localStorage);
         JSONObject mstObj = WQLObject.getWQLObject("ql_test_factorywarrantymst").query("inspection_id = '" + inspection_id + "'").uniqueResult(0);
         if (ObjectUtil.isEmpty(mstObj)) throw new BadRequestException("未找到相关质保书!");
         Long currentUserId = SecurityUtils.getCurrentUserId();