From c0da4c458351e12773d9c85c0fee5671fbc29691 Mon Sep 17 00:00:00 2001
From: zhangjiaxun <732128096@qq.com>
Date: Fri, 16 Oct 2026 23:56:09 +0800
Subject: [PATCH] =?UTF-8?q?fix(mp):=20=E6=B3=A8=E5=86=8C=20MyBatis-Plus=20?=
 =?UTF-8?q?=E5=88=86=E9=A1=B5=E6=8B=A6=E6=88=AA=E5=99=A8=EF=BC=8C=E4=BF=AE?=
 =?UTF-8?q?=E5=A4=8D=20page()=20=E8=BF=94=E5=9B=9E=20total=3D0?=
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- 新增 MybatisPlusConfig 注册 PaginationInnerInterceptor
- 修复分页查询只填充 records、total/pages 恒为 0 的问题
---
 .../admin/config/MybatisPlusConfig.java       | 26 +++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 src/main/java/com/freedom/admin/config/MybatisPlusConfig.java

diff --git a/src/main/java/com/freedom/admin/config/MybatisPlusConfig.java b/src/main/java/com/freedom/admin/config/MybatisPlusConfig.java
new file mode 100644
index 0000000..f4619de
--- /dev/null
+++ b/src/main/java/com/freedom/admin/config/MybatisPlusConfig.java
@@ -0,0 +1,26 @@
+package com.freedom.admin.config;
+
+import com.baomidou.mybatisplus.annotation.DbType;
+import com.baomidou.mybatisplus.extension.plugins.MybatisPlusInterceptor;
+import com.baomidou.mybatisplus.extension.plugins.inner.PaginationInnerInterceptor;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+/**
+ * MyBatis-Plus 分页插件配置
+ *
+ * @author zhangjiaxun
+ * @description 注册分页拦截器后，Service.page() 才会执行 count 并返回正确的 total/pages，
+ *              否则仅填充 records 而 total 恒为 0
+ */
+@Configuration
+public class MybatisPlusConfig {
+
+    @Bean
+    public MybatisPlusInterceptor mybatisPlusInterceptor() {
+        MybatisPlusInterceptor interceptor = new MybatisPlusInterceptor();
+        interceptor.addInnerInterceptor(new PaginationInnerInterceptor(DbType.MYSQL));
+        return interceptor;
+    }
+
+}