From ec00936532de83ac10166fca760022744eff10de Mon Sep 17 00:00:00 2001
From: YunaiV <zhijiantianya@gmail.com>
Date: Tue, 12 Jan 2021 21:01:57 +0800
Subject: [PATCH] =?UTF-8?q?1.=20=E5=AE=8C=E6=88=90=E5=AD=97=E5=85=B8?=
 =?UTF-8?q?=E6=95=B0=E6=8D=AE=E7=9A=84=E8=BF=81=E7=A7=BB?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 ruoyi-ui/src/api/system/dict/data.js          |  16 +-
 ruoyi-ui/src/api/system/dict/type.js          |   4 +-
 ruoyi-ui/src/views/system/dict/data.vue       | 144 +++++++-----------
 ruoyi-ui/src/views/system/dict/index.vue      |   6 -
 .../dict/SysDictTypeController.java           |  22 ++-
 .../dict/vo/type/SysDictTypeSimpleRespVO.java |   5 +-
 .../convert/dict/SysDictTypeConvert.java      |   5 +
 .../dal/mysql/dao/dict/SysDictTypeMapper.java |   7 +
 .../service/dict/SysDictTypeService.java      |   9 ++
 .../dict/impl/SysDictTypeServiceImpl.java     |   7 +
 10 files changed, 110 insertions(+), 115 deletions(-)

diff --git a/ruoyi-ui/src/api/system/dict/data.js b/ruoyi-ui/src/api/system/dict/data.js
index f4f91e694..e756a2f9e 100644
--- a/ruoyi-ui/src/api/system/dict/data.js
+++ b/ruoyi-ui/src/api/system/dict/data.js
@@ -3,7 +3,7 @@ import request from '@/utils/request'
 // 查询字典数据列表
 export function listData(query) {
   return request({
-    url: '/system/dict/data/list',
+    url: '/system/dict-data/page',
     method: 'get',
     params: query
   })
@@ -12,7 +12,7 @@ export function listData(query) {
 // 查询字典数据详细
 export function getData(dictCode) {
   return request({
-    url: '/system/dict/data/' + dictCode,
+    url: '/system/dict-data/get?id=' + dictCode,
     method: 'get'
   })
 }
@@ -20,7 +20,7 @@ export function getData(dictCode) {
 // 根据字典类型查询字典数据信息
 export function getDicts(dictType) {
   return request({
-    url: '/system/dict/data/type/' + dictType,
+    url: '/system/dict-data/type/' + dictType,
     method: 'get'
   })
 }
@@ -28,7 +28,7 @@ export function getDicts(dictType) {
 // 新增字典数据
 export function addData(data) {
   return request({
-    url: '/system/dict/data',
+    url: '/system/dict-data/create',
     method: 'post',
     data: data
   })
@@ -37,8 +37,8 @@ export function addData(data) {
 // 修改字典数据
 export function updateData(data) {
   return request({
-    url: '/system/dict/data',
-    method: 'put',
+    url: '/system/dict-data/update',
+    method: 'post',
     data: data
   })
 }
@@ -46,8 +46,8 @@ export function updateData(data) {
 // 删除字典数据
 export function delData(dictCode) {
   return request({
-    url: '/system/dict/data/' + dictCode,
-    method: 'delete'
+    url: '/system/dict-data/delete?id=' + dictCode,
+    method: 'post'
   })
 }
 
diff --git a/ruoyi-ui/src/api/system/dict/type.js b/ruoyi-ui/src/api/system/dict/type.js
index 6b20f4e17..3738ae198 100644
--- a/ruoyi-ui/src/api/system/dict/type.js
+++ b/ruoyi-ui/src/api/system/dict/type.js
@@ -53,9 +53,9 @@ export function exportType(query) {
 }
 
 // 获取字典选择框列表
-export function optionselect() {
+export function listAllSimple() {
   return request({
-    url: '/system/dict-type/optionselect',
+    url: '/system/dict-type/list-all-simple',
     method: 'get'
   })
 }
diff --git a/ruoyi-ui/src/views/system/dict/data.vue b/ruoyi-ui/src/views/system/dict/data.vue
index 900d7ce92..3a1071e4d 100644
--- a/ruoyi-ui/src/views/system/dict/data.vue
+++ b/ruoyi-ui/src/views/system/dict/data.vue
@@ -5,15 +5,15 @@
         <el-select v-model="queryParams.dictType" size="small">
           <el-option
             v-for="item in typeOptions"
-            :key="item.dictId"
-            :label="item.dictName"
-            :value="item.dictType"
+            :key="item.id"
+            :label="item.name"
+            :value="item.type"
           />
         </el-select>
       </el-form-item>
-      <el-form-item label="字典标签" prop="dictLabel">
+      <el-form-item label="字典标签" prop="label">
         <el-input
-          v-model="queryParams.dictLabel"
+          v-model="queryParams.label"
           placeholder="请输入字典标签"
           clearable
           size="small"
@@ -24,9 +24,9 @@
         <el-select v-model="queryParams.status" placeholder="数据状态" clearable size="small">
           <el-option
             v-for="dict in statusOptions"
-            :key="dict.dictValue"
-            :label="dict.dictLabel"
-            :value="dict.dictValue"
+            :key="dict.value"
+            :label="dict.label"
+            :value="dict.value"
           />
         </el-select>
       </el-form-item>
@@ -46,26 +46,6 @@
           v-hasPermi="['system:dict:add']"
         >新增</el-button>
       </el-col>
-      <el-col :span="1.5">
-        <el-button
-          type="success"
-          icon="el-icon-edit"
-          size="mini"
-          :disabled="single"
-          @click="handleUpdate"
-          v-hasPermi="['system:dict:edit']"
-        >修改</el-button>
-      </el-col>
-      <el-col :span="1.5">
-        <el-button
-          type="danger"
-          icon="el-icon-delete"
-          size="mini"
-          :disabled="multiple"
-          @click="handleDelete"
-          v-hasPermi="['system:dict:remove']"
-        >删除</el-button>
-      </el-col>
       <el-col :span="1.5">
         <el-button
           type="warning"
@@ -78,12 +58,11 @@
       <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
     </el-row>
 
-    <el-table v-loading="loading" :data="dataList" @selection-change="handleSelectionChange">
-      <el-table-column type="selection" width="55" align="center" />
-      <el-table-column label="字典编码" align="center" prop="dictCode" />
-      <el-table-column label="字典标签" align="center" prop="dictLabel" />
-      <el-table-column label="字典键值" align="center" prop="dictValue" />
-      <el-table-column label="字典排序" align="center" prop="dictSort" />
+    <el-table v-loading="loading" :data="dataList" >
+      <el-table-column label="字典编码" align="center" prop="id" />
+      <el-table-column label="字典标签" align="center" prop="label" />
+      <el-table-column label="字典键值" align="center" prop="value" />
+      <el-table-column label="字典排序" align="center" prop="sort" />
       <el-table-column label="状态" align="center" prop="status" :formatter="statusFormat" />
       <el-table-column label="备注" align="center" prop="remark" :show-overflow-tooltip="true" />
       <el-table-column label="创建时间" align="center" prop="createTime" width="180">
@@ -114,7 +93,7 @@
     <pagination
       v-show="total>0"
       :total="total"
-      :page.sync="queryParams.pageNum"
+      :page.sync="queryParams.pageNo"
       :limit.sync="queryParams.pageSize"
       @pagination="getList"
     />
@@ -125,22 +104,22 @@
         <el-form-item label="字典类型">
           <el-input v-model="form.dictType" :disabled="true" />
         </el-form-item>
-        <el-form-item label="数据标签" prop="dictLabel">
-          <el-input v-model="form.dictLabel" placeholder="请输入数据标签" />
+        <el-form-item label="数据标签" prop="label">
+          <el-input v-model="form.label" placeholder="请输入数据标签" />
         </el-form-item>
-        <el-form-item label="数据键值" prop="dictValue">
-          <el-input v-model="form.dictValue" placeholder="请输入数据键值" />
+        <el-form-item label="数据键值" prop="value">
+          <el-input v-model="form.value" placeholder="请输入数据键值" />
         </el-form-item>
-        <el-form-item label="显示排序" prop="dictSort">
-          <el-input-number v-model="form.dictSort" controls-position="right" :min="0" />
+        <el-form-item label="显示排序" prop="sort">
+          <el-input-number v-model="form.sort" controls-position="right" :min="0" />
         </el-form-item>
         <el-form-item label="状态" prop="status">
           <el-radio-group v-model="form.status">
             <el-radio
-              v-for="dict in statusOptions"
-              :key="dict.dictValue"
-              :label="dict.dictValue"
-            >{{dict.dictLabel}}</el-radio>
+                v-for="dict in statusDictDatas"
+                :key="parseInt(dict.value)"
+                :label="parseInt(dict.value)"
+            >{{dict.label}}</el-radio>
           </el-radio-group>
         </el-form-item>
         <el-form-item label="备注" prop="remark">
@@ -157,7 +136,10 @@
 
 <script>
 import { listData, getData, delData, addData, updateData, exportData } from "@/api/system/dict/data";
-import { listType, getType } from "@/api/system/dict/type";
+import { listAllSimple, getType } from "@/api/system/dict/type";
+
+import { SysCommonStatusEnum } from '@/utils/constants'
+import { getDictDataLabel, getDictDatas, DICT_TYPE } from '@/utils/dict'
 
 export default {
   name: "Data",
@@ -165,12 +147,6 @@ export default {
     return {
       // 遮罩层
       loading: true,
-      // 选中数组
-      ids: [],
-      // 非单个禁用
-      single: true,
-      // 非多个禁用
-      multiple: true,
       // 显示搜索条件
       showSearch: true,
       // 总条数
@@ -189,7 +165,7 @@ export default {
       typeOptions: [],
       // 查询参数
       queryParams: {
-        pageNum: 1,
+        pageNo: 1,
         pageSize: 10,
         dictName: undefined,
         dictType: undefined,
@@ -199,53 +175,55 @@ export default {
       form: {},
       // 表单校验
       rules: {
-        dictLabel: [
+        label: [
           { required: true, message: "数据标签不能为空", trigger: "blur" }
         ],
-        dictValue: [
+        value: [
           { required: true, message: "数据键值不能为空", trigger: "blur" }
         ],
-        dictSort: [
+        sort: [
           { required: true, message: "数据顺序不能为空", trigger: "blur" }
         ]
-      }
+      },
+
+      // 枚举
+      CommonStatusEnum: SysCommonStatusEnum,
+      // 数据字典
+      statusDictDatas: getDictDatas(DICT_TYPE.SYS_COMMON_STATUS)
     };
   },
   created() {
     const dictId = this.$route.params && this.$route.params.dictId;
     this.getType(dictId);
     this.getTypeList();
-    this.getDicts("sys_normal_disable").then(response => {
-      this.statusOptions = response.data;
-    });
   },
   methods: {
     /** 查询字典类型详细 */
     getType(dictId) {
       getType(dictId).then(response => {
-        this.queryParams.dictType = response.data.dictType;
-        this.defaultDictType = response.data.dictType;
+        this.queryParams.dictType = response.data.type;
+        this.defaultDictType = response.data.type;
         this.getList();
       });
     },
     /** 查询字典类型列表 */
     getTypeList() {
-      listType().then(response => {
-        this.typeOptions = response.rows;
+      listAllSimple().then(response => {
+        this.typeOptions = response.data;
       });
     },
     /** 查询字典数据列表 */
     getList() {
       this.loading = true;
       listData(this.queryParams).then(response => {
-        this.dataList = response.rows;
-        this.total = response.total;
+        this.dataList = response.data.list;
+        this.total = response.data.total;
         this.loading = false;
       });
     },
     // 数据状态字典翻译
     statusFormat(row, column) {
-      return this.selectDictLabel(this.statusOptions, row.status);
+      return getDictDataLabel(DICT_TYPE.SYS_COMMON_STATUS, row.status)
     },
     // 取消按钮
     cancel() {
@@ -255,18 +233,18 @@ export default {
     // 表单重置
     reset() {
       this.form = {
-        dictCode: undefined,
-        dictLabel: undefined,
-        dictValue: undefined,
-        dictSort: 0,
-        status: "0",
+        id: undefined,
+        label: undefined,
+        value: undefined,
+        sort: 0,
+        status: SysCommonStatusEnum.ENABLE,
         remark: undefined
       };
       this.resetForm("form");
     },
     /** 搜索按钮操作 */
     handleQuery() {
-      this.queryParams.pageNum = 1;
+      this.queryParams.pageNo = 1;
       this.getList();
     },
     /** 重置按钮操作 */
@@ -282,17 +260,11 @@ export default {
       this.title = "添加字典数据";
       this.form.dictType = this.queryParams.dictType;
     },
-    // 多选框选中数据
-    handleSelectionChange(selection) {
-      this.ids = selection.map(item => item.dictCode)
-      this.single = selection.length!=1
-      this.multiple = !selection.length
-    },
     /** 修改按钮操作 */
     handleUpdate(row) {
       this.reset();
-      const dictCode = row.dictCode || this.ids
-      getData(dictCode).then(response => {
+      const id = row.id || this.ids
+      getData(id).then(response => {
         this.form = response.data;
         this.open = true;
         this.title = "修改字典数据";
@@ -302,7 +274,7 @@ export default {
     submitForm: function() {
       this.$refs["form"].validate(valid => {
         if (valid) {
-          if (this.form.dictCode != undefined) {
+          if (this.form.id !== undefined) {
             updateData(this.form).then(response => {
               this.msgSuccess("修改成功");
               this.open = false;
@@ -320,13 +292,13 @@ export default {
     },
     /** 删除按钮操作 */
     handleDelete(row) {
-      const dictCodes = row.dictCode || this.ids;
-      this.$confirm('是否确认删除字典编码为"' + dictCodes + '"的数据项?', "警告", {
+      const ids = row.id;
+      this.$confirm('是否确认删除字典编码为"' + ids + '"的数据项?', "警告", {
           confirmButtonText: "确定",
           cancelButtonText: "取消",
           type: "warning"
         }).then(function() {
-          return delData(dictCodes);
+          return delData(ids);
         }).then(() => {
           this.getList();
           this.msgSuccess("删除成功");
@@ -347,4 +319,4 @@ export default {
     }
   }
 };
-</script>
\ No newline at end of file
+</script>
diff --git a/ruoyi-ui/src/views/system/dict/index.vue b/ruoyi-ui/src/views/system/dict/index.vue
index b62360684..ea91bda2a 100644
--- a/ruoyi-ui/src/views/system/dict/index.vue
+++ b/ruoyi-ui/src/views/system/dict/index.vue
@@ -314,12 +314,6 @@ export default {
         }).then(response => {
           this.download(response.msg);
         })
-    },
-    /** 清理缓存按钮操作 */
-    handleClearCache() {
-      clearCache().then(response => {
-        this.msgSuccess("清理成功");
-      });
     }
   }
 };
diff --git a/src/main/java/cn/iocoder/dashboard/modules/system/controller/dict/SysDictTypeController.java b/src/main/java/cn/iocoder/dashboard/modules/system/controller/dict/SysDictTypeController.java
index cbfb24fb4..b9a7e54bf 100644
--- a/src/main/java/cn/iocoder/dashboard/modules/system/controller/dict/SysDictTypeController.java
+++ b/src/main/java/cn/iocoder/dashboard/modules/system/controller/dict/SysDictTypeController.java
@@ -2,11 +2,9 @@ package cn.iocoder.dashboard.modules.system.controller.dict;
 
 import cn.iocoder.dashboard.common.pojo.CommonResult;
 import cn.iocoder.dashboard.common.pojo.PageResult;
-import cn.iocoder.dashboard.modules.system.controller.dict.vo.type.SysDictTypeCreateReqVO;
-import cn.iocoder.dashboard.modules.system.controller.dict.vo.type.SysDictTypePageReqVO;
-import cn.iocoder.dashboard.modules.system.controller.dict.vo.type.SysDictTypeRespVO;
-import cn.iocoder.dashboard.modules.system.controller.dict.vo.type.SysDictTypeUpdateReqVO;
+import cn.iocoder.dashboard.modules.system.controller.dict.vo.type.*;
 import cn.iocoder.dashboard.modules.system.convert.dict.SysDictTypeConvert;
+import cn.iocoder.dashboard.modules.system.dal.mysql.dataobject.dict.SysDictTypeDO;
 import cn.iocoder.dashboard.modules.system.service.dict.SysDictTypeService;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiImplicitParam;
@@ -15,6 +13,7 @@ import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
 
 import javax.annotation.Resource;
+import java.util.List;
 
 import static cn.iocoder.dashboard.common.pojo.CommonResult.success;
 
@@ -69,14 +68,13 @@ public class SysDictTypeController {
     }
 
 
-//    /**
-//     * 获取字典选择框列表
-//     */
-//    @GetMapping("/optionselect")
-//    public AjaxResult optionselect() {
-//        List<SysDictType> dictTypes = dictTypeService.selectDictTypeAll();
-//        return AjaxResult.success(dictTypes);
-//    }
+    @GetMapping("/list-all-simple")
+    @ApiOperation(value = "获得全部字典类型列表", notes = "包括开启 + 禁用的字典类型，主要用于前端的下拉选项")
+    // 无需添加权限认证，因为前端全局都需要
+    public CommonResult<List<SysDictTypeSimpleRespVO>> listSimpleDictTypes() {
+        List<SysDictTypeDO> list = dictTypeService.listDictTypes();
+        return success(SysDictTypeConvert.INSTANCE.convertList(list));
+    }
 
     //
 //    @Log(title = "字典类型", businessType = BusinessType.EXPORT)
diff --git a/src/main/java/cn/iocoder/dashboard/modules/system/controller/dict/vo/type/SysDictTypeSimpleRespVO.java b/src/main/java/cn/iocoder/dashboard/modules/system/controller/dict/vo/type/SysDictTypeSimpleRespVO.java
index 13580a4cf..382544b7f 100644
--- a/src/main/java/cn/iocoder/dashboard/modules/system/controller/dict/vo/type/SysDictTypeSimpleRespVO.java
+++ b/src/main/java/cn/iocoder/dashboard/modules/system/controller/dict/vo/type/SysDictTypeSimpleRespVO.java
@@ -13,9 +13,12 @@ import lombok.NoArgsConstructor;
 public class SysDictTypeSimpleRespVO {
 
     @ApiModelProperty(value = "字典类型编号", required = true, example = "1024")
-    private Integer id;
+    private Long id;
 
     @ApiModelProperty(value = "字典类型名称", required = true, example = "芋道")
     private String name;
 
+    @ApiModelProperty(value = "字典类型", required = true, example = "sys_common_sex")
+    private String type;
+
 }
diff --git a/src/main/java/cn/iocoder/dashboard/modules/system/convert/dict/SysDictTypeConvert.java b/src/main/java/cn/iocoder/dashboard/modules/system/convert/dict/SysDictTypeConvert.java
index f7a52df2a..03bc41ba4 100644
--- a/src/main/java/cn/iocoder/dashboard/modules/system/convert/dict/SysDictTypeConvert.java
+++ b/src/main/java/cn/iocoder/dashboard/modules/system/convert/dict/SysDictTypeConvert.java
@@ -3,6 +3,7 @@ package cn.iocoder.dashboard.modules.system.convert.dict;
 import cn.iocoder.dashboard.common.pojo.PageResult;
 import cn.iocoder.dashboard.modules.system.controller.dict.vo.type.SysDictTypeCreateReqVO;
 import cn.iocoder.dashboard.modules.system.controller.dict.vo.type.SysDictTypeRespVO;
+import cn.iocoder.dashboard.modules.system.controller.dict.vo.type.SysDictTypeSimpleRespVO;
 import cn.iocoder.dashboard.modules.system.controller.dict.vo.type.SysDictTypeUpdateReqVO;
 import cn.iocoder.dashboard.modules.system.dal.mysql.dataobject.dict.SysDictTypeDO;
 import com.baomidou.mybatisplus.core.metadata.IPage;
@@ -10,6 +11,8 @@ import org.mapstruct.Mapper;
 import org.mapstruct.Mapping;
 import org.mapstruct.factory.Mappers;
 
+import java.util.List;
+
 @Mapper
 public interface SysDictTypeConvert {
 
@@ -26,4 +29,6 @@ public interface SysDictTypeConvert {
 
     SysDictTypeDO convert(SysDictTypeUpdateReqVO bean);
 
+    List<SysDictTypeSimpleRespVO> convertList(List<SysDictTypeDO> list);
+
 }
diff --git a/src/main/java/cn/iocoder/dashboard/modules/system/dal/mysql/dao/dict/SysDictTypeMapper.java b/src/main/java/cn/iocoder/dashboard/modules/system/dal/mysql/dao/dict/SysDictTypeMapper.java
index 7c348a174..f9aa104ce 100644
--- a/src/main/java/cn/iocoder/dashboard/modules/system/dal/mysql/dao/dict/SysDictTypeMapper.java
+++ b/src/main/java/cn/iocoder/dashboard/modules/system/dal/mysql/dao/dict/SysDictTypeMapper.java
@@ -4,10 +4,13 @@ import cn.iocoder.dashboard.framework.mybatis.core.query.QueryWrapperX;
 import cn.iocoder.dashboard.framework.mybatis.core.util.MyBatisUtils;
 import cn.iocoder.dashboard.modules.system.controller.dict.vo.type.SysDictTypePageReqVO;
 import cn.iocoder.dashboard.modules.system.dal.mysql.dataobject.dict.SysDictTypeDO;
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 import com.baomidou.mybatisplus.core.metadata.IPage;
 import org.apache.ibatis.annotations.Mapper;
 
+import java.util.List;
+
 @Mapper
 public interface SysDictTypeMapper extends BaseMapper<SysDictTypeDO> {
 
@@ -27,4 +30,8 @@ public interface SysDictTypeMapper extends BaseMapper<SysDictTypeDO> {
         return selectOne(new QueryWrapperX<SysDictTypeDO>().eq("name", name));
     }
 
+    default List<SysDictTypeDO> selectList() {
+        return selectList(new QueryWrapper<>());
+    }
+
 }
diff --git a/src/main/java/cn/iocoder/dashboard/modules/system/service/dict/SysDictTypeService.java b/src/main/java/cn/iocoder/dashboard/modules/system/service/dict/SysDictTypeService.java
index e4d1b594e..3a1e46f9f 100644
--- a/src/main/java/cn/iocoder/dashboard/modules/system/service/dict/SysDictTypeService.java
+++ b/src/main/java/cn/iocoder/dashboard/modules/system/service/dict/SysDictTypeService.java
@@ -6,6 +6,8 @@ import cn.iocoder.dashboard.modules.system.controller.dict.vo.type.SysDictTypePa
 import cn.iocoder.dashboard.modules.system.controller.dict.vo.type.SysDictTypeUpdateReqVO;
 import cn.iocoder.dashboard.modules.system.dal.mysql.dataobject.dict.SysDictTypeDO;
 
+import java.util.List;
+
 /**
  * 字典类型 Service 接口
  *
@@ -59,4 +61,11 @@ public interface SysDictTypeService {
      */
     void deleteDictType(Long id);
 
+    /**
+     * 获得全部字典类型列表
+     *
+     * @return 字典类型列表
+     */
+    List<SysDictTypeDO> listDictTypes();
+
 }
diff --git a/src/main/java/cn/iocoder/dashboard/modules/system/service/dict/impl/SysDictTypeServiceImpl.java b/src/main/java/cn/iocoder/dashboard/modules/system/service/dict/impl/SysDictTypeServiceImpl.java
index 7c8dea31d..7738b16d1 100644
--- a/src/main/java/cn/iocoder/dashboard/modules/system/service/dict/impl/SysDictTypeServiceImpl.java
+++ b/src/main/java/cn/iocoder/dashboard/modules/system/service/dict/impl/SysDictTypeServiceImpl.java
@@ -15,6 +15,8 @@ import org.springframework.transaction.annotation.Transactional;
 
 import javax.annotation.Resource;
 
+import java.util.List;
+
 import static cn.iocoder.dashboard.modules.system.enums.SysErrorCodeConstants.*;
 
 /**
@@ -74,6 +76,11 @@ public class SysDictTypeServiceImpl implements SysDictTypeService {
         // TODO 发送 MQ 消息
     }
 
+    @Override
+    public List<SysDictTypeDO> listDictTypes() {
+        return dictTypeMapper.selectList();
+    }
+
     @Transactional
     public void deleteDictType0(Long id) {
         // 校验是否存在