From 4291b79617cace8d7c3628dd8deb23eeb2747a72 Mon Sep 17 00:00:00 2001
From: liulin <lin.liu@88.com>
Date: 星期四, 19 六月 2025 15:43:38 +0800
Subject: [PATCH] 添加mqtt服务

---
 src/main/java/com/fengdu/gas/service/AdminService.java |   23 +++++++++++++++++++++--
 1 files changed, 21 insertions(+), 2 deletions(-)

diff --git a/src/main/java/com/fengdu/gas/service/AdminService.java b/src/main/java/com/fengdu/gas/service/AdminService.java
index 9ed5b1a..b8b5509 100644
--- a/src/main/java/com/fengdu/gas/service/AdminService.java
+++ b/src/main/java/com/fengdu/gas/service/AdminService.java
@@ -28,11 +28,14 @@
 import com.fengdu.gas.repository.po.*;
 import com.fengdu.gas.repository.vo.AdminRoleVO;
 import com.fengdu.gas.repository.vo.AdminUserVO;
+import com.wf.captcha.SpecCaptcha;
 import org.apache.commons.lang3.BooleanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.redis.core.StringRedisTemplate;
 import org.springframework.stereotype.Service;
 
 import java.util.*;
+import java.util.concurrent.TimeUnit;
 import java.util.stream.Collectors;
 
 @Service
@@ -63,7 +66,8 @@
     private AdminPermissionService permissionService;
     @Autowired
     private AdminPowerService adminPowerService;
-
+    @Autowired
+    private StringRedisTemplate redisTemplate;
 
 
     // 添加后台管理员
@@ -159,7 +163,22 @@
 
         return ExecutedResult.success(result);
     }
-
+    /**
+     * 生成验证码图片并返回其 Base64 编码字符串
+     *
+     * @param uuid 用于标识验证码的唯一标识符
+     * @return 包含验证码图片 Base64 编码的响应结果
+     */
+    public ExecutedResult<String> generate(String uuid) {
+        SpecCaptcha specCaptcha = new SpecCaptcha(100, 30, 4);
+        // captcha.setCharType(Captcha.TYPE_DEFAULT);
+        String code = specCaptcha.text().toLowerCase();
+        // 缓存验证码
+        redisTemplate.opsForValue().set(uuid, code);
+        // 设置验证码3分钟后过期
+        redisTemplate.expire(uuid, 3, TimeUnit.MINUTES);
+        return ExecutedResult.success(specCaptcha.toBase64());
+    }
     // 获取管理员权限列表
     public ExecutedResult<ResAdminPower> getPower(Long adminId) {
         ResAdminPower result = new ResAdminPower();

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