1. 增加字典数据的缓存与 util

2. 引入 Excel 组件

pom.xml

@@ -11,6 +11,7 @@
     <name>ruoyi</name>
     <url>http://www.ruoyi.vip</url>
     <description>若依管理系统</description>
+    <packaging>jar</packaging>
 
     <properties>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
@@ -54,19 +55,13 @@
         <jjwt.version>0.9.1</jjwt.version>
         <fastjson.version>1.2.75</fastjson.version>
         <hutool.version>5.5.6</hutool.version>
+        <easyexcel.verion>2.2.7</easyexcel.verion>
     </properties>
 
     <!-- 依赖声明 -->
     <dependencyManagement>
         <dependencies>
 
-<!--            &lt;!&ndash;阿里数据库连接池 &ndash;&gt;-->
-<!--            <dependency>-->
-<!--                <groupId>com.alibaba</groupId>-->
-<!--                <artifactId>druid-spring-boot-starter</artifactId>-->
-<!--                <version>${druid.version}</version>-->
-<!--            </dependency>-->
-
 <!--            &lt;!&ndash; 解析客户端操作系统、浏览器等 &ndash;&gt;-->
 <!--            <dependency>-->
 <!--                <groupId>eu.bitwalker</groupId>-->
@@ -74,13 +69,6 @@
 <!--                <version>${bitwalker.version}</version>-->
 <!--            </dependency>-->
 
-<!--            &lt;!&ndash; pagehelper 分页插件 &ndash;&gt;-->
-<!--            <dependency>-->
-<!--                <groupId>com.github.pagehelper</groupId>-->
-<!--                <artifactId>pagehelper-spring-boot-starter</artifactId>-->
-<!--                <version>${pagehelper.boot.version}</version>-->
-<!--            </dependency>-->
-
 <!--            &lt;!&ndash; 获取系统信息 &ndash;&gt;-->
 <!--            <dependency>-->
 <!--                <groupId>com.github.oshi</groupId>-->
@@ -100,30 +88,6 @@
 <!--                <version>${jna.version}</version>-->
 <!--            </dependency>-->
 
-<!--            &lt;!&ndash; swagger2&ndash;&gt;-->
-<!--            <dependency>-->
-<!--                <groupId>io.springfox</groupId>-->
-<!--                <artifactId>springfox-swagger2</artifactId>-->
-<!--                <version>${swagger.version}</version>-->
-<!--                <exclusions>-->
-<!--                    <exclusion>-->
-<!--                        <groupId>io.swagger</groupId>-->
-<!--                        <artifactId>swagger-annotations</artifactId>-->
-<!--                    </exclusion>-->
-<!--                    <exclusion>-->
-<!--                        <groupId>io.swagger</groupId>-->
-<!--                        <artifactId>swagger-models</artifactId>-->
-<!--                    </exclusion>-->
-<!--                </exclusions>-->
-<!--            </dependency>-->
-
-<!--            &lt;!&ndash; swagger2-UI&ndash;&gt;-->
-<!--            <dependency>-->
-<!--                <groupId>io.springfox</groupId>-->
-<!--                <artifactId>springfox-swagger-ui</artifactId>-->
-<!--                <version>${swagger.version}</version>-->
-<!--            </dependency>-->
-
 <!--            &lt;!&ndash;io常用工具类 &ndash;&gt;-->
 <!--            <dependency>-->
 <!--                <groupId>commons-io</groupId>-->
@@ -138,39 +102,11 @@
 <!--                <version>${commons.fileupload.version}</version>-->
 <!--            </dependency>-->
 
-<!--            &lt;!&ndash; excel工具 &ndash;&gt;-->
-<!--            <dependency>-->
-<!--                <groupId>org.apache.poi</groupId>-->
-<!--                <artifactId>poi-ooxml</artifactId>-->
-<!--                <version>${poi.version}</version>-->
-<!--            </dependency>-->
-
 <!--            &lt;!&ndash;velocity代码生成使用模板 &ndash;&gt;-->
 <!--            <dependency>-->
 <!--                <groupId>org.apache.velocity</groupId>-->
 <!--                <artifactId>velocity</artifactId>-->
 <!--                <version>${velocity.version}</version>-->
-<!--            </dependency>-->
-
-<!--            &lt;!&ndash; 阿里JSON解析器 &ndash;&gt;-->
-<!--            <dependency>-->
-<!--                <groupId>com.alibaba</groupId>-->
-<!--                <artifactId>fastjson</artifactId>-->
-<!--                <version>${fastjson.version}</version>-->
-<!--            </dependency>-->
-
-<!--            &lt;!&ndash;Token生成与解析&ndash;&gt;-->
-<!--            <dependency>-->
-<!--                <groupId>io.jsonwebtoken</groupId>-->
-<!--                <artifactId>jjwt</artifactId>-->
-<!--                <version>${jwt.version}</version>-->
-<!--            </dependency>-->
-
-<!--            &lt;!&ndash;验证码 &ndash;&gt;-->
-<!--            <dependency>-->
-<!--                <groupId>com.github.penggle</groupId>-->
-<!--                <artifactId>kaptcha</artifactId>-->
-<!--                <version>${kaptcha.version}</version>-->
 <!--            </dependency>-->
 
             <!-- 统一依赖管理 -->
@@ -184,16 +120,6 @@
         </dependencies>
     </dependencyManagement>
 
-<!--    <modules>-->
-<!--        <module>ruoyi-admin</module>-->
-<!--        <module>ruoyi-framework</module>-->
-<!--        <module>ruoyi-system</module>-->
-<!--        <module>ruoyi-quartz</module>-->
-<!--        <module>ruoyi-generator</module>-->
-<!--        <module>ruoyi-common</module>-->
-<!--    </modules>-->
-    <packaging>jar</packaging>
-
     <dependencies>
         <!-- Spring 核心 -->
         <dependency>
@@ -306,6 +232,13 @@
             <artifactId>hutool-captcha</artifactId>
             <version>${hutool.version}</version>
         </dependency>
+
+        <dependency>
+            <groupId>com.alibaba</groupId>
+            <artifactId>easyexcel</artifactId>
+            <version>${easyexcel.verion}</version>
+        </dependency>
+
     </dependencies>
 
 

src/main/java/cn/iocoder/dashboard/framework/dict/config/DictConfiguration.java

@@ -0,0 +1,18 @@
+package cn.iocoder.dashboard.framework.dict.config;
+
+import cn.iocoder.dashboard.framework.dict.core.service.DictDataFrameworkService;
+import cn.iocoder.dashboard.framework.dict.core.util.DictUtils;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+public class DictConfiguration {
+
+    @Bean
+    @SuppressWarnings("InstantiationOfUtilityClass")
+    public DictUtils dictUtils(DictDataFrameworkService service) {
+        DictUtils.init(service);
+        return new DictUtils();
+    }
+
+}

src/main/java/cn/iocoder/dashboard/framework/dict/core/util/DictUtils.java

@@ -1,6 +1,7 @@
 package cn.iocoder.dashboard.framework.dict.core.util;
 
 import cn.iocoder.dashboard.framework.dict.core.service.DictDataFrameworkService;
+import cn.iocoder.dashboard.modules.system.dal.mysql.dataobject.dict.SysDictDataDO;
 import lombok.extern.slf4j.Slf4j;
 
 /**
@@ -16,4 +17,12 @@ public class DictUtils {
         log.info("[init][初始化 DictUtils 成功]");
     }
 
+    public static SysDictDataDO getDictDataFromCache(String type, String value) {
+        return service.getDictDataFromCache(type, value);
+    }
+
+    public static SysDictDataDO parseDictDataFromCache(String type, String label) {
+        return service.getDictDataFromCache(type, label);
+    }
+
 }

src/main/java/cn/iocoder/dashboard/framework/excel/Excel.java

@@ -11,6 +11,7 @@ import java.math.BigDecimal;
  *
  * @author ruoyi
  */
+@Deprecated
 @Retention(RetentionPolicy.RUNTIME)
 @Target(ElementType.FIELD)
 public @interface Excel {

src/main/java/cn/iocoder/dashboard/framework/excel/Excels.java

@@ -10,6 +10,7 @@ import java.lang.annotation.Target;
  *
  * @author ruoyi
  */
+@Deprecated
 @Target(ElementType.FIELD)
 @Retention(RetentionPolicy.RUNTIME)
 public @interface Excels

src/main/java/cn/iocoder/dashboard/framework/excel/core/annotations/DictFormat.java

@@ -0,0 +1,19 @@
+package cn.iocoder.dashboard.framework.excel.core.annotations;
+
+import cn.iocoder.dashboard.modules.system.enums.dict.DictTypeEnum;
+
+import java.lang.annotation.*;
+
+/**
+ * 字典格式化
+ *
+ * 实现将字典数据的值，格式化成字典数据的标签
+ */
+@Target({ElementType.FIELD})
+@Retention(RetentionPolicy.RUNTIME)
+@Inherited
+public @interface DictFormat {
+
+    DictTypeEnum value();
+
+}

src/main/java/cn/iocoder/dashboard/framework/excel/core/convert/DictConvert.java

@@ -0,0 +1,64 @@
+package cn.iocoder.dashboard.framework.excel.core.convert;
+
+
+import cn.hutool.core.convert.Convert;
+import cn.iocoder.dashboard.framework.dict.core.util.DictUtils;
+import cn.iocoder.dashboard.framework.excel.core.annotations.DictFormat;
+import cn.iocoder.dashboard.modules.system.dal.mysql.dataobject.dict.SysDictDataDO;
+import cn.iocoder.dashboard.modules.system.enums.dict.DictTypeEnum;
+import com.alibaba.excel.converters.Converter;
+import com.alibaba.excel.enums.CellDataTypeEnum;
+import com.alibaba.excel.metadata.CellData;
+import com.alibaba.excel.metadata.GlobalConfiguration;
+import com.alibaba.excel.metadata.property.ExcelContentProperty;
+import lombok.extern.slf4j.Slf4j;
+
+@Slf4j
+public class DictConvert implements Converter<Object> {
+
+    @Override
+    public Class<?> supportJavaTypeKey() {
+        throw new UnsupportedOperationException("暂不支持，也不需要");
+    }
+
+    @Override
+    public CellDataTypeEnum supportExcelTypeKey() {
+        throw new UnsupportedOperationException("暂不支持，也不需要");
+    }
+
+    @Override
+    public Object convertToJavaData(CellData cellData, ExcelContentProperty contentProperty,
+                                    GlobalConfiguration globalConfiguration) {
+        // 使用字典解析
+        DictTypeEnum type = getType(contentProperty);
+        String label = cellData.getStringValue();
+        SysDictDataDO dictData = DictUtils.parseDictDataFromCache(type.getValue(), label);
+        if (dictData == null) {
+            log.error("[convertToJavaData][type({}) 解析不掉 label({})]", type, label);
+            return null;
+        }
+        // 将 String 的 value 转换成对应的属性
+        Class<?> fieldClazz = contentProperty.getField().getType();
+        return Convert.convert(fieldClazz, dictData.getValue());
+    }
+
+    @Override
+    public CellData<String> convertToExcelData(Object object, ExcelContentProperty contentProperty,
+                                       GlobalConfiguration globalConfiguration) {
+        // 使用字典格式化
+        DictTypeEnum type = getType(contentProperty);
+        String value = String.valueOf(object);
+        SysDictDataDO dictData = DictUtils.getDictDataFromCache(type.getValue(), value);
+        if (dictData == null) {
+            log.error("[convertToExcelData][type({}) 转换不了 label({})]", type, value);
+            return null;
+        }
+        // 生成 Excel 小表格
+        return new CellData<>(dictData.getValue());
+    }
+
+    private static DictTypeEnum getType(ExcelContentProperty contentProperty) {
+        return contentProperty.getField().getAnnotation(DictFormat.class).value();
+    }
+
+}

src/main/java/cn/iocoder/dashboard/framework/excel/core/package-info.java

@@ -0,0 +1 @@
+package cn.iocoder.dashboard.framework.excel.core;

src/main/java/cn/iocoder/dashboard/framework/excel/package-info.java

@@ -0,0 +1,4 @@
+/**
+ * 基于 EasyExcel 实现 Excel 相关的操作
+ */
+package cn.iocoder.dashboard.framework.excel;

src/main/java/cn/iocoder/dashboard/modules/system/controller/dept/SysDeptController.java

@@ -48,7 +48,7 @@ public class SysDeptController {
     }
 
     @ApiOperation("获得部门信息")
-    @ApiImplicitParam(name = "id", value = "编号", readOnly = true, example = "1024")
+    @ApiImplicitParam(name = "id", value = "编号", readOnly = true, example = "1024", dataTypeClass = Long.class)
 //    @PreAuthorize("@ss.hasPermi('system:dept:query')")
     @GetMapping("/get")
     public CommonResult<SysDeptRespVO> getDept(@RequestParam("id") Long id) {
@@ -74,7 +74,7 @@ public class SysDeptController {
     }
 
     @ApiOperation("删除部门")
-    @ApiImplicitParam(name = "id", value = "编号", readOnly = true, example = "1024")
+    @ApiImplicitParam(name = "id", value = "编号", readOnly = true, example = "1024", dataTypeClass = Long.class)
     @PostMapping("delete")
 //    @PreAuthorize("@ss.hasPermi('system:dept:remove')")
 //    @Log(title = "部门管理", businessType = BusinessType.DELETE)

src/main/java/cn/iocoder/dashboard/modules/system/controller/dept/SysPostController.java

@@ -73,7 +73,7 @@ public class SysPostController {
     }
 
     @ApiOperation("获得岗位信息")
-    @ApiImplicitParam(name = "id", value = "岗位编号", readOnly = true, example = "1024")
+    @ApiImplicitParam(name = "id", value = "岗位编号", readOnly = true, example = "1024", dataTypeClass = Long.class)
 //    @PreAuthorize("@ss.hasPermi('system:post:query')")
     @GetMapping(value = "/get")
     public CommonResult<SysPostRespVO> getPost(@RequestParam("id") Long id) {

src/main/java/cn/iocoder/dashboard/modules/system/controller/dict/SysDictDataController.java

@@ -41,7 +41,7 @@ public class SysDictDataController {
     }
 
     @ApiOperation("/查询字典数据详细")
-    @ApiImplicitParam(name = "id", value = "编号", readOnly = true, example = "1024")
+    @ApiImplicitParam(name = "id", value = "编号", readOnly = true, example = "1024", dataTypeClass = Long.class)
     @GetMapping(value = "/get")
 //    @PreAuthorize("@ss.hasPermi('system:dict:query')")
     public CommonResult<SysDictDataRespVO> getDictData(@RequestParam("id") Long id) {
@@ -67,7 +67,7 @@ public class SysDictDataController {
     }
 
     @ApiOperation("删除字典数据")
-    @ApiImplicitParam(name = "id", value = "编号", readOnly = true, example = "1024")
+    @ApiImplicitParam(name = "id", value = "编号", readOnly = true, example = "1024", dataTypeClass = Long.class)
     @PostMapping("/delete")
 //    @PreAuthorize("@ss.hasPermi('system:dict:remove')")
     public CommonResult<Boolean> deleteDictData(Long id) {

src/main/java/cn/iocoder/dashboard/modules/system/controller/dict/SysDictTypeController.java

@@ -33,7 +33,7 @@ public class SysDictTypeController {
     }
 
     @ApiOperation("/查询字典类型详细")
-    @ApiImplicitParam(name = "id", value = "编号", readOnly = true, example = "1024")
+    @ApiImplicitParam(name = "id", value = "编号", readOnly = true, example = "1024", dataTypeClass = Long.class)
     @GetMapping(value = "/get")
 //    @PreAuthorize("@ss.hasPermi('system:dict:query')")
     public CommonResult<SysDictTypeRespVO> getDictType(@RequestParam("id") Long id) {
@@ -59,7 +59,7 @@ public class SysDictTypeController {
     }
 
     @ApiOperation("删除字典类型")
-    @ApiImplicitParam(name = "id", value = "编号", readOnly = true, example = "1024")
+    @ApiImplicitParam(name = "id", value = "编号", readOnly = true, example = "1024", dataTypeClass = Long.class)
     @PostMapping("/delete")
 //    @PreAuthorize("@ss.hasPermi('system:dict:remove')")
     public CommonResult<Boolean> deleteDictType(Long id) {

src/main/java/cn/iocoder/dashboard/modules/system/controller/permission/SysMenuController.java

@@ -88,7 +88,7 @@ public class SysMenuController {
 
     @ApiOperation("删除菜单")
     @PostMapping("/delete")
-    @ApiImplicitParam(name = "id", value = "角色编号", required= true, example = "1024")
+    @ApiImplicitParam(name = "id", value = "角色编号", required= true, example = "1024", dataTypeClass = Long.class)
 //    @Log(title = "菜单管理", businessType = BusinessType.DELETE)
     public CommonResult<Boolean> deleteMenu(@RequestParam("id") Long id) {
         menuService.deleteMenu(id);

src/main/java/cn/iocoder/dashboard/modules/system/controller/permission/SysPermissionController.java

@@ -30,8 +30,8 @@ public class SysPermissionController {
     private SysPermissionService permissionService;
 
     @ApiOperation("获得角色拥有的菜单编号")
+    @ApiImplicitParam(name = "roleId", value = "角色编号", required = true, dataTypeClass = Long.class)
     @GetMapping("/list-role-resources")
-    @ApiImplicitParam(name = "roleId", value = "角色编号", required = true)
 //    @RequiresPermissions("system:permission:assign-role-menu")
     public CommonResult<Set<Long>> listRoleMenus(Long roleId) {
         return success(permissionService.listRoleMenuIds(roleId));
@@ -55,7 +55,7 @@ public class SysPermissionController {
     }
 
     @ApiOperation("获得管理员拥有的角色编号列表")
-    @ApiImplicitParam(name = "userId", value = "用户编号", required = true)
+    @ApiImplicitParam(name = "userId", value = "用户编号", required = true, dataTypeClass = Long.class)
     @GetMapping("/list-user-roles")
 //    @RequiresPermissions("system:permission:assign-user-role")
     public CommonResult<Set<Long>> listAdminRoles(@RequestParam("userId") Long userId) {

src/main/java/cn/iocoder/dashboard/modules/system/controller/permission/SysRoleController.java

@@ -64,10 +64,10 @@ public class SysRoleController {
 
     @ApiOperation("删除角色")
     @PostMapping("/delete")
-    @ApiImplicitParam(name = "id", value = "角色编号", required = true, example = "1024")
+    @ApiImplicitParam(name = "id", value = "角色编号", required = true, example = "1024", dataTypeClass = Long.class)
 //    @PreAuthorize("@ss.hasPermi('system:role:remove')")
 //    @Log(title = "角色管理", businessType = BusinessType.DELETE)
-    public CommonResult<Boolean> remove(@RequestParam("id") Long id) {
+    public CommonResult<Boolean> deleteRole(@RequestParam("id") Long id) {
         roleService.deleteRole(id);
         return success(true);
     }

src/main/java/cn/iocoder/dashboard/modules/system/controller/user/SysUserController.java

@@ -63,7 +63,7 @@ public class SysUserController {
      * 根据用户编号获取详细信息
      */
     @ApiOperation("获得用户详情")
-    @ApiImplicitParam(name = "id", value = "编号", readOnly = true, example = "1024")
+    @ApiImplicitParam(name = "id", value = "编号", readOnly = true, example = "1024", dataTypeClass = Long.class)
     @GetMapping("/get")
 //    @PreAuthorize("@ss.hasPermi('system:user:query')")
     public CommonResult<SysUserRespVO> getInfo(@RequestParam("id") Long id) {
@@ -89,7 +89,7 @@ public class SysUserController {
     }
 
     @ApiOperation("删除用户")
-    @ApiImplicitParam(name = "id", value = "编号", readOnly = true, example = "1024")
+    @ApiImplicitParam(name = "id", value = "编号", readOnly = true, example = "1024", dataTypeClass = Long.class)
     @PostMapping("/delete")
 //    @PreAuthorize("@ss.hasPermi('system:user:remove')")
 //    @Log(title = "用户管理", businessType = BusinessType.DELETE)

src/main/java/cn/iocoder/dashboard/modules/system/controller/user/vo/user/SysUserExcelRespVO.java → src/main/java/cn/iocoder/dashboard/modules/system/controller/user/vo/user/SysUserExcelRespBackVO.java

@@ -11,20 +11,14 @@ import java.util.Date;
  * 用户 Excel 导出响应 VO
  */
 @Data
-public class SysUserExcelRespVO {
+public class SysUserExcelRespBackVO {
 
     @Excel(name = "用户序号", cellType = Excel.ColumnType.NUMERIC, prompt = "用户编号")
     private Long id;
 
-    /**
-     * 用户账号
-     */
     @Excel(name = "登录名称")
     private String username;
 
-    /**
-     * 用户昵称
-     */
     @Excel(name = "用户名称")
     private String nickname;
 

src/main/java/cn/iocoder/dashboard/modules/system/controller/user/vo/user/SysUserExcelVO.java

@@ -0,0 +1,54 @@
+package cn.iocoder.dashboard.modules.system.controller.user.vo.user;
+
+import cn.iocoder.dashboard.framework.excel.core.annotations.DictFormat;
+import cn.iocoder.dashboard.framework.excel.core.convert.DictConvert;
+import com.alibaba.excel.annotation.ExcelProperty;
+import lombok.Data;
+
+import java.util.Date;
+
+import static cn.iocoder.dashboard.modules.system.enums.dict.DictTypeEnum.SYS_COMMON_STATUS;
+import static cn.iocoder.dashboard.modules.system.enums.dict.DictTypeEnum.SYS_USER_SEX;
+
+/**
+ * 用户 Excel 导出 VO
+ */
+@Data
+public class SysUserExcelVO {
+
+    @ExcelProperty("用户编号")
+    private Long id;
+
+    @ExcelProperty("用户名称")
+    private String username;
+
+    @ExcelProperty("用户名称")
+    private String nickname;
+
+    @ExcelProperty("用户邮箱")
+    private String email;
+
+    @ExcelProperty("手机号码")
+    private String mobile;
+
+    @ExcelProperty(value = "用户性别", converter = DictConvert.class)
+    @DictFormat(SYS_USER_SEX)
+    private Integer sex;
+
+    @ExcelProperty(value = "帐号状态", converter = DictConvert.class)
+    @DictFormat(SYS_COMMON_STATUS)
+    private Integer status;
+
+    @ExcelProperty("最后登录IP")
+    private String loginIp;
+
+    @ExcelProperty("最后登录时间")
+    private Date loginDate;
+
+    @ExcelProperty("部门名称")
+    private String deptName;
+
+    @ExcelProperty("部门负责人")
+    private String deptLeader;
+
+}

src/main/java/cn/iocoder/dashboard/modules/system/enums/dict/DictTypeEnum.java

@@ -0,0 +1,23 @@
+package cn.iocoder.dashboard.modules.system.enums.dict;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+/**
+ * 字典类型的类型枚举
+ */
+@Getter
+@AllArgsConstructor
+public enum DictTypeEnum {
+
+    SYS_USER_SEX("sys_user_sex"), // 用户性别
+    SYS_COMMON_STATUS("sys_common_status"), // 系统状态
+    ;
+
+
+    /**
+     * 值
+     */
+    private final String value;
+
+}

src/main/java/cn/iocoder/dashboard/modules/system/service/dict/SysDictDataService.java

@@ -1,6 +1,7 @@
 package cn.iocoder.dashboard.modules.system.service.dict;
 
 import cn.iocoder.dashboard.common.pojo.PageResult;
+import cn.iocoder.dashboard.framework.dict.core.service.DictDataFrameworkService;
 import cn.iocoder.dashboard.modules.system.controller.dict.vo.data.SysDictDataCreateReqVO;
 import cn.iocoder.dashboard.modules.system.controller.dict.vo.data.SysDictDataPageReqVO;
 import cn.iocoder.dashboard.modules.system.controller.dict.vo.data.SysDictDataUpdateReqVO;
@@ -13,8 +14,18 @@ import java.util.List;
  *
  * @author ruoyi
  */
-public interface SysDictDataService {
+public interface SysDictDataService extends DictDataFrameworkService {
 
+    /**
+     * 初始化，主要是初始化缓存
+     */
+    void init();
+
+    /**
+     * 获得字典数据列表
+     *
+     * @return 字典数据全列表
+     */
     List<SysDictDataDO> listDictDatas();
 
     /**

src/main/java/cn/iocoder/dashboard/modules/system/service/dict/impl/SysDictDataServiceImpl.java

@@ -12,9 +12,11 @@ import cn.iocoder.dashboard.modules.system.dal.mysql.dataobject.dict.SysDictData
 import cn.iocoder.dashboard.modules.system.dal.mysql.dataobject.dict.SysDictTypeDO;
 import cn.iocoder.dashboard.modules.system.service.dict.SysDictDataService;
 import cn.iocoder.dashboard.modules.system.service.dict.SysDictTypeService;
+import com.google.common.collect.ImmutableTable;
 import org.springframework.stereotype.Service;
 
 import javax.annotation.Resource;
+import java.util.ArrayList;
 import java.util.Comparator;
 import java.util.List;
 
@@ -32,12 +34,42 @@ public class SysDictDataServiceImpl implements SysDictDataService {
             .comparing(SysDictDataDO::getDictType)
             .thenComparingInt(SysDictDataDO::getSort);
 
+    /**
+     * 字典数据缓存，第二个 key 使用 label
+     *
+     * key1：字典类型 dictType
+     * key2：字典标签 label
+     */
+    private ImmutableTable<String, String, SysDictDataDO> labelDictDataCache;
+    /**
+     * 字典数据缓存，第二个 key 使用 value
+     *
+     * key1：字典类型 dictType
+     * key2：字典值 value
+     */
+    private ImmutableTable<String, String, SysDictDataDO> valueDictDataCache;
+
     @Resource
     private SysDictTypeService dictTypeService;
 
     @Resource
     private SysDictDataMapper dictDataMapper;
 
+    @Override
+    public void init() {
+        // 获得字典数据
+        List<SysDictDataDO> list = this.listDictDatas();
+        // 构建缓存
+        ImmutableTable.Builder<String, String, SysDictDataDO> labelDictDataBuilder = ImmutableTable.builder();
+        ImmutableTable.Builder<String, String, SysDictDataDO> valueDictDataBuilder = ImmutableTable.builder();
+        list.forEach(dictData -> {
+            labelDictDataBuilder.put(dictData.getDictType(), dictData.getLabel(), dictData);
+            valueDictDataBuilder.put(dictData.getDictType(), dictData.getValue(), dictData);
+        });
+        labelDictDataCache = labelDictDataBuilder.build();
+        valueDictDataCache = valueDictDataBuilder.build();
+    }
+
     @Override
     public List<SysDictDataDO> listDictDatas() {
         List<SysDictDataDO> list = dictDataMapper.selectList();
@@ -130,4 +162,19 @@ public class SysDictDataServiceImpl implements SysDictDataService {
         }
     }
 
+    @Override
+    public SysDictDataDO getDictDataFromCache(String type, String value) {
+        return valueDictDataCache.get(type, value);
+    }
+
+    @Override
+    public SysDictDataDO parseDictDataFromCache(String type, String label) {
+        return labelDictDataCache.get(type, label);
+    }
+
+    @Override
+    public List<SysDictDataDO> listDictDatasFromCache(String type) {
+        return new ArrayList<>(labelDictDataCache.row(type).values());
+    }
+
 }