diff --git a/app/admin/controller/ExaminationInformation/InfoArticle.php b/app/admin/controller/ExaminationInformation/InfoArticle.php
index e96a883..f2cc8de 100644
--- a/app/admin/controller/ExaminationInformation/InfoArticle.php
+++ b/app/admin/controller/ExaminationInformation/InfoArticle.php
@@ -52,27 +52,37 @@ class InfoArticle extends BaseController
      */
     public function editinfoArticle(Request $request): array
     {
-        $params = $request->param();
-        $this->validate($params, [
-            'info_article_type_guid|文章类型' => 'require',
-            'info_article_title|文章标题' => 'require',
-            'info_article_cover|文章封面' => 'require',
-            'info_article_content|文章内容' => 'require',
-            'info_article_order|文章排序' => 'require',
-        ]);
-        $model = ModelinfoArticle::where('info_article_guid', $params['info_article_guid'])->find();
+        Db::startTrans();
+        Tool::adminLockTableWrite('info_article');
+        try {
+            $params = $request->param();
+            $this->validate($params, [
+                'info_article_type_guid|文章类型' => 'require',
+                'info_article_title|文章标题' => 'require',
+                'info_article_cover|文章封面' => 'require',
+                'info_article_content|文章内容' => 'require',
+                'info_article_order|文章排序' => 'require',
+            ]);
+            $model = ModelinfoArticle::where('info_article_guid', $params['info_article_guid'])->find();
 
-        if (!$model) throwErrorMsg("该资讯文章不存在", 1);
-        $model->allowField([
-            'info_article_update_user_guid',
-            'info_article_title',
-            'info_article_type_guid',
-            'info_article_cover',
-            'info_article_content',
-            'info_article_order',
-            'info_article_status',
-        ])->save($params);
-        return msg('编辑成功!');
+            if (!$model) throwErrorMsg("该资讯文章不存在", 1);
+            $model->allowField([
+                'info_article_update_user_guid',
+                'info_article_title',
+                'info_article_type_guid',
+                'info_article_cover',
+                'info_article_content',
+                'info_article_order',
+                'info_article_status',
+            ])->save($params);
+            Db::commit();
+            Tool::unlockTable();
+            return msg('编辑成功!');
+        } catch (\Throwable $th) {
+            Db::rollback();
+            Tool::unlockTable();
+            throw  $th;
+        }
     }
 
     /**
@@ -80,27 +90,35 @@ class InfoArticle extends BaseController
      */
     public function addinfoArticle(Request $request): array
     {
-        $params = $request->param();
-        $this->validate($params, [
-            'info_article_type_guid|文章类型' => 'require',
-            'info_article_title|文章标题' => 'require',
-            'info_article_cover|文章封面' => 'require',
-            'info_article_content|文章内容' => 'require',
-            'info_article_order|文章排序' => 'require'
-        ]);
-
-        $model = ModelinfoArticle::create($params, [
-            'info_article_guid',
-            'info_article_create_user_guid',
-            'info_article_update_user_guid',
-            'info_article_type_guid',
-            'info_article_title',
-            'info_article_cover',
-            'info_article_content',
-            'info_article_order',
-            'info_article_status',
-        ]);
-        return msg('添加成功!');
+        Db::startTrans();
+        Tool::adminLockTableWrite('info_article');
+        try {
+            $params = $request->param();
+            $this->validate($params, [
+                'info_article_type_guid|文章类型' => 'require',
+                'info_article_title|文章标题' => 'require',
+                'info_article_cover|文章封面' => 'require',
+                'info_article_content|文章内容' => 'require',
+            ]);
+            $model = ModelinfoArticle::create($params, [
+                'info_article_guid',
+                'info_article_create_user_guid',
+                'info_article_update_user_guid',
+                'info_article_type_guid',
+                'info_article_title',
+                'info_article_cover',
+                'info_article_content',
+                'info_article_order',
+                'info_article_status',
+            ]);
+            Db::commit();
+            Tool::unlockTable();
+            return msg('添加成功!');
+        } catch (\Throwable $th) {
+            Db::rollback();
+            Tool::unlockTable();
+            throw  $th;
+        }
     }
 
     /**
@@ -108,16 +126,26 @@ class InfoArticle extends BaseController
      */
     public function deleteinfoArticle(Request $request): array
     {
-        $params = $request->param();
-        $this->validate($params, [
-            'info_article_guid' => 'require',
-        ]);
-        $info_article = ModelinfoArticle::where([
-            'info_article_guid' => explode(',', $params['info_article_guid'])
-        ])->select();
+        Db::startTrans();
+        Tool::adminLockTableWrite('info_article');
+        try {
+            $params = $request->param();
+            $this->validate($params, [
+                'info_article_guid' => 'require',
+            ]);
+            $info_article = ModelinfoArticle::where([
+                'info_article_guid' => explode(',', $params['info_article_guid'])
+            ])->select();
 
-        $info_article->delete();
-        return msg('删除成功!');
+            $info_article->delete();
+            Db::commit();
+            Tool::unlockTable();
+            return msg('删除成功!');
+        } catch (\Throwable $th) {
+            Db::rollback();
+            Tool::unlockTable();
+            throw  $th;
+        }
     }
 
     /**
diff --git a/app/common/exception/Sort.php b/app/common/exception/Sort.php
new file mode 100644
index 0000000..8f83af3
--- /dev/null
+++ b/app/common/exception/Sort.php
@@ -0,0 +1,203 @@
+<?php
+
+namespace app\common\exception;
+
+use DateTime;
+use think\facade\Request;
+use think\facade\Log;
+use think\helper\Arr;
+use think\facade\Db;
+use app\common\arw\adjfut\src\Exception\ErrorMsg;
+
+/**
+ * 排序类(调用此类的方法需要进行事务与锁表操作)
+ */
+class Sort
+{
+    /**
+     * 模型层实例
+     * @var \think\model
+     */
+    private $model;
+
+    /**
+     * 主键字段名
+     * @var string
+     */
+    private $pk;
+
+    /**
+     * 排序字段名
+     * @var string
+     */
+    private $sort_field;
+
+    /**
+     * 表名
+     * @var string
+     */
+    private $table_name;
+
+    /**
+     * 构造器
+     * 
+     * @param string $model 模型命名空间
+     */
+    public function __construct(string $model)
+    {
+        //模型实例化
+        $this->model = new $model();
+        //主键字段名初始化
+        $this->pk = $this->model->db()->getPk();
+        //表名初始化
+        $this->table_name = $this->model->db()->getTable();
+        //排序字段名初始化
+        $this->initSortField();
+    }
+
+    /**
+     * 获取排序字段名
+     */
+    public function getSortField(): string
+    {
+        return $this->sort_field;
+    }
+
+    /**
+     * 排序号新增处理
+     * 
+     * @param array $extra_wheres 关联类型 例:["xxx_type" => 1]
+     * @return int 返回新增所需的最新排序号
+     */
+    public function add(array $extra_wheres = []): int
+    {
+        $sort_field = $this->sort_field;
+        $max_sort = $this->model->where($extra_wheres)->order($sort_field, 'desc')->value($sort_field) ?? 0;
+        return ++$max_sort;
+    }
+
+    /**
+     * 排序号互换处理(数据A <=> 数据B)
+     * 
+     * @param string $guid 主键值
+     * @param int $sort 新排序号
+     * @param array $extra_wheres 关联类型 例:["xxx_type" => 1]
+     */
+    public function swap(string $guid, int $sort, array $extra_wheres = []): void
+    {
+        $model = $this->model;
+        $table_name = $this->table_name;
+        $pk = $this->pk;
+        $sort_field = $this->sort_field;
+
+        //数据A
+        $data_a = $model->where($pk, $guid)->find();
+        if (!$data_a) {
+            throwErrorMsg('Tool::sortEditProc() : 找不到该数据原排序号', 444);
+        }
+
+        //数据B
+        //查找当前数据所想更换的新排序号是否已有数据占用(排除自己)，这个占用数据则视为数据B
+        $data_b = $model->where($sort_field, $sort)->where($pk, '<>', $guid)->where($extra_wheres)->find();
+
+        //数据B存在，开始进行互换处理
+        if ($data_b) {
+            //【互换内容初始化】
+            $update_data = [];
+            //检查模型是否有父祖级主键，有则也加入互换
+            if ($this->isExistFathersAndAncestors()) {
+                $update_data[$model->parent_guid_field] = $data_a[$model->parent_guid_field];
+                $update_data[$model->ancestors_guid_field] = $data_a[$model->ancestors_guid_field];
+            }
+            //原字段排序加入互换
+            $update_data = [$sort_field => $data_a[$sort_field]];
+            //关联类型也加入互换
+            foreach ($extra_wheres as $key => $value) {
+                $update_data[$key] = $data_a[$key];
+            };
+
+            //【数据逻辑处理】
+            //互换数据A与B的关联类型不相同时候,则代表为数据互换跨类型情况
+            if (self::isAssociationTypeDataSame($data_a, $data_b, $extra_wheres)) {
+                //数据互换不同类型情况-正常互换操作
+                Db::name($table_name)->where($sort_field, $sort)->where($extra_wheres)->update($update_data);
+            } else {
+                //数据互换跨类型情况-腾位操作
+                $this->vacate($sort, $extra_wheres);
+            }
+        }
+    }
+
+    /**
+     * 排序号腾位处理
+     * 
+     * @param int|null $sort 当前排序号
+     * @param array $wheres  当前指定数据的额外查询条件(tp批量查询数组) 例:["xxx_type" => 1,...]
+     */
+    public function vacate($sort, array $wheres = []): void
+    {
+        $sort_field = $this->sort_field;
+        $table_name = $this->table_name;
+        //新增数据的所属排序号已有数据占用，则腾位处理(已占用的数据及其后面所有数据一起排序号腾位+1)
+        if ($this->model->where($sort_field, $sort)->where($wheres)->value($sort_field) !== null) {
+            Db::name($table_name)->where($wheres)->where($sort_field, '>=', $sort)->inc($sort_field)->update();
+        }
+    }
+
+    /**
+     * 排序号退位处理
+     * 
+     * @param string $guid 当前主键值
+     * @param array $correl_fields 关联类型字段 例:["xxx_guid",...] 代表删除排序号时会根据这些字段来关联(例:所属xxx类型、所属xxx系列)来进行排序处理
+     */
+    public function back(string $guid, array $correl_fields): void
+    {
+        $model = $this->model;
+        $sort_field = $this->sort_field;
+        //在所删除的数据之后的数据所属排序号将进行减位处理减位-1
+        $deleted_find = $model->where($this->pk, $guid)->find();
+        if ($deleted_find) {
+            $con = [];
+            foreach ($correl_fields as $correl_field) {
+                $con[$correl_field] = $deleted_find[$correl_field];
+            }
+            $model->where($sort_field, '>', $deleted_find[$sort_field])->where($con)->dec($sort_field)->save();
+        }
+    }
+
+    /**
+     * 对比数据关联类型是否相同【排序号互换处理】
+     * 
+     * @param object $data_a 互换数据A
+     * @param object $data_b 互换数据B
+     * @param array $extra_wheres 关联类型数组 例:["xxx_type" => 1]
+     */
+    private static function isAssociationTypeDataSame(object $data_a, object $data_b, array $extra_wheres): bool
+    {
+        foreach ($extra_wheres as $key => $val) {
+            if ($data_a[$key] != $data_b[$key]) {
+                return false;
+            }
+        };
+        return true;
+    }
+
+    /**
+     * 检查模型实例父祖级主键字段是否存在【排序号互换处理】
+     */
+    private function isExistFathersAndAncestors(): bool
+    {
+        return isset($this->model->parent_guid_field) && isset($this->model->ancestors_guid_field);
+    }
+
+    /**
+     *初始化排序字段名
+     */
+    private function initSortField(): void
+    {
+        if (!isset($this->model->order_field)) {
+            throwErrorMsg('排序处理失败!模型层未定义排序字段$order_field');
+        }
+        $this->sort_field = $this->model->order_field;
+    }
+}
diff --git a/app/common/exception/Tool.php b/app/common/exception/Tool.php
index 5bbae4f..3ecb948 100644
--- a/app/common/exception/Tool.php
+++ b/app/common/exception/Tool.php
@@ -7,6 +7,7 @@ use think\facade\Request;
 use think\facade\Log;
 use think\helper\Arr;
 use think\facade\Db;
+use app\common\exception\Sort;
 use app\common\arw\adjfut\src\Exception\ErrorMsg;
 
 class Tool
@@ -322,7 +323,7 @@ class Tool
      * @param array $extends["extraWhere"] 额外查询条件（批量混合查询格式: [ ['user_name','=','name'],... ]）
      * @return string|array
      */
-    public static function getLastNextData(string $model, $sort_field_info, array $extends =[])
+    public static function getLastNextData(string $model, $sort_field_info, array $extends = [])
     {
         //模型对象初始化
         $model = new $model();
@@ -371,101 +372,67 @@ class Tool
     }
 
     /**
-     * 排序号更换处理
+     * 后台接口锁表(排他锁/写锁/独占锁)操作
      * 
-     * 注意：使用该方法时候要启动事务!!
-     * @param string $model 模型层命名空间地址
+     * @param string $table 被锁表名
+     */
+    public static function adminLockTableWrite(string $table)
+    {
+        Db::execute("LOCK TABLES {$table} WRITE,token WRITE,user WRITE");
+    }
+
+    /**
+     * 解除表锁
+     */
+    public static function unlockTable()
+    {
+        Db::execute("UNLOCK TABLES");
+    }
+
+    /**
+     * 排序数据修改前处理
+     * 
+     * 注意：(调用此类的方法需要进行事务与锁表操作)
+     * @param string $model_namespace 模型层命名空间地址
      * @param string $guid 主键
      * @param int $order 新排序号
      * @param array $extra_wheres 关联类型 例:["xxx_type" => 1]
      */
-    public static function sortEditProc(string $model, string $guid, int $order, array $extra_wheres = []): void
+    public static function sortEditProc(string $model_namespace, string $guid, int $order, array $extra_wheres = []): void
     {
-        //模型层实例化
-        $model = new $model;
-        //表名
-        $table_name = $model->db()->getTable();
-        //获取当前的主键字段名
-        $guld_field = $model->db()->getPk();
-        //排序字段名
-        if (!isset($model->order_field)) throwErrorMsg('排序处理失败!模型层未定义排序字段$order_field');
-        $order_field_name = $model->order_field;
-        //当前数据原信息
-        $original_oreder_find = $model->where($guld_field, $guid)->find();
-        if (!$original_oreder_find) throwErrorMsg('Tool::sortEditProc() : 找不到该数据原排序号', 444);
-        //查找当前数据所想更换的新排序号是否已有数据占用(排除自己)
-        //已被占用，则将它们的排序号互换
-        if ($model->where($order_field_name, $order)->where($guld_field, '<>', $guid)->where($extra_wheres)->find()) {
-            $update_data = [$order_field_name => $original_oreder_find[$order_field_name]];
-
-            //检查是否有父祖级主键，有则也加入互换
-            if (isset($model->parent_guid_field) && isset($model->ancestors_guid_field)) {
-                $update_data[$model->parent_guid_field] = $original_oreder_find[$model->parent_guid_field];
-                $update_data[$model->ancestors_guid_field] = $original_oreder_find[$model->ancestors_guid_field];
-            }
-
-            //关联类型也加入互换
-            foreach ($extra_wheres as $key => $value) {
-                $update_data[$key] = $original_oreder_find[$key];
-            };
-            Db::name($table_name)->where($order_field_name, $order)->where($extra_wheres)->update($update_data);
-        }
+        (new Sort($model_namespace))->swap($guid, $order, $extra_wheres);
     }
 
     /**
-     * 排序号腾位处理
+     * 排序数据新增前处理
      * 
-     * 注意：使用该方法时候要启动事务!!
-     * @param string $model 模型层命名空间地址
-     * @param int $order 当前排序号
+     * 注意：(调用此类的方法需要进行事务与锁表操作)
+     * @param string $model_namespace 模型层命名空间地址
+     * @param \think\model &$model 模型实例引用
+     * @param int|null $order 当前排序号
      * @param array $wheres  当前指定数据的额外查询条件(tp批量查询数组) 例:["xxx_type" => 1,...]
      */
-    public static function sortInsertProc(string $model, int $order, array $wheres = []): void
+    public static function sortInsertProc(string $model_namespace, \think\model &$model, $order, array $wheres = []): void
     {
-        //模型层实例化
-        $model = new $model;
-        //表名
-        $table_name = $model->db()->getTable();
-        //排序字段名
-        if (!isset($model->order_field)) throwErrorMsg('排序处理失败!模型层未定义排序字段$order_field');
-        $order_field_name = $model->order_field;
-        //新增数据的所属排序号已有数据占用，则腾位处理(已占用的数据及其后面所有数据一起排序号腾位+1)
-        if ($model->where($order_field_name, $order)->where($wheres)->value($order_field_name) !== null) {
-            Db::name($table_name)
-                ->where($wheres)
-                ->where($order_field_name, '>=', $order)
-                ->inc($order_field_name)
-                ->update();
+        $sort = new Sort($model_namespace);
+        if ($order) {
+            $sort->vacate($order, $wheres);
+        } else {
+            $model[$sort->getSortField()] = $sort->add($wheres);
         }
     }
 
     /**
-     * 排序号删除处理
-     * 注意：使用该方法时候要启动事务!!
-     * @param string $model 模型层命名空间地址
-     * @param array $guid 主键
+     * 排序删除前处理
+     * 
+     * 注意：(调用此类的方法需要进行事务与锁表操作)
+     * @param string $model_namespace 模型层命名空间地址
+     * @param string $guid 主键
      * @param array $correl_fields 关联类型字段 例:["xxx_guid",...] 代表删除排序号时会根据这些字段来关联(例:所属xxx类型、所属xxx系列)来进行排序处理
      */
-    public static function sortDeleteProc(string $model, string $guid, array $correl_fields = []): void
+    public static function sortDeleteProc(string $model_namespace, string $guid, array $correl_fields = []): void
     {
-        //模型层实例化
-        $model = new $model;
-        //获取当前的主键字段名
-        $guld_field_name = $model->db()->getPk();
-        //获取当前表排序字段名
-        if (!isset($model->order_field)) throwErrorMsg('排序处理失败!模型层未定义排序字段$order_field');
-        $order_field_name = $model->order_field;
-        //在所删除的数据之后的数据所属排序号将进行减位处理减位-1
-        if ($find = $model->where($guld_field_name, $guid)->find()) {
-            $con = [];
-            foreach ($correl_fields as $correl_field) {
-                $con[$correl_field] = $find[$correl_field];
-            }
-            $model->where($order_field_name, '>', $find[$order_field_name])
-                ->where($con)
-                ->dec($order_field_name)
-                ->save();
-        }
+        (new Sort($model_namespace))->back($guid, $correl_fields);
     }
 
     /**
diff --git a/app/common/model/ExaminationInformation/InfoArticle.php b/app/common/model/ExaminationInformation/InfoArticle.php
index 8bf250a..d6f8007 100644
--- a/app/common/model/ExaminationInformation/InfoArticle.php
+++ b/app/common/model/ExaminationInformation/InfoArticle.php
@@ -82,10 +82,10 @@ class InfoArticle extends BaseModel
     {
         Tool::sortInsertProc(
             self::class,
+            $model,
             $model->info_article_order,
             ['info_article_type_guid' => $model->info_article_type_guid]
         );
-        // self::checkRepeatData($model);
         $model->completeCreateField();
     }