顺序标签导出

flossom-modules/flossom-system/src/main/java/com/flossom/system/controller/SysTagController.java

@@ -20,6 +20,7 @@ import com.flossom.system.service.ISysDeptService;
 import com.flossom.system.service.ISysTagService;
 import com.flossom.system.service.IWxScriptTagService;
 import com.flossom.system.service.IWxUserTagService;
+import org.apache.commons.compress.utils.Lists;
 import org.apache.commons.lang3.ArrayUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.validation.annotation.Validated;
@@ -194,7 +195,27 @@ public class SysTagController extends BaseController {
             List<WxUserTag> wxUserTags = userTagService.selectWxUserTagList(userTag);
             sysTag.setTagUsers(wxUserTags.size());
         }
+        // 数据填充好后，处理排序
+        List<SysTag> topTagList = Lists.newArrayList();
+        List<SysTag> secondTagList = Lists.newArrayList();
+        for (SysTag sysTag: list) {
+            if(sysTag.getParentId() == 0) {
+                topTagList.add(sysTag);
+            } else {
+                secondTagList.add(sysTag);
+            }
+        }
+        // 构建新的数组
+        List<SysTag> resultList = Lists.newArrayList();
         ExcelUtil<SysTag> util = new ExcelUtil<SysTag>(SysTag.class);
-        util.exportExcel(response, list, sheetName);
+        for(SysTag topTag : topTagList) {
+            resultList.add(topTag);
+            for (SysTag secondTag : secondTagList) {
+                if (String.valueOf(secondTag.getParentId()).equals(String.valueOf(topTag.getId())) ) {
+                    resultList.add(secondTag);
+                }
+            }
+        }
+        util.exportExcel(response, resultList, sheetName);
     }
 }