refactor(core): 升级时间字段为 LocalDateTime

- 将 SystemTenant 及相关 VO 的过期时间字段由 java.util.Date 替换为 java.time.LocalDateTime
- 同步修改 DateUtils.dateBetween 签名并适配 LocalDateTime 计算
- 调整 FeatureAuthController 与 LoginService 中的时间比较逻辑
- 保持功能不变，提升类型安全与时区清晰度

src/main/java/com/yupi/springbootinit/controller/FeatureAuthController.java

@@ -22,6 +22,7 @@ import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 
 import javax.annotation.Resource;
+import java.time.LocalDateTime;
 import java.util.Date;
 
 /**
@@ -91,8 +92,8 @@ public class FeatureAuthController {
 
         // 5. 校验租户是否过期（根据功能代码选择不同的过期时间字段）
         String featureCode = request.getFeatureCode();
-        Date expireTime = getFeatureExpireTime(tenant, featureCode);
+        LocalDateTime expireTime = getFeatureExpireTime(tenant, featureCode);
-        if (expireTime != null && expireTime.before(new Date())) {
+        if (expireTime != null && expireTime.isBefore(LocalDateTime.now())) {
             throw new BusinessException(ErrorCode.PACKAGE_EXPIRED, "该功能套餐已过期");
         }
 
@@ -119,7 +120,7 @@ public class FeatureAuthController {
     /**
      * 根据功能代码获取对应的过期时间
      */
-    private Date getFeatureExpireTime(SystemTenant tenant, String featureCode) {
+    private LocalDateTime getFeatureExpireTime(SystemTenant tenant, String featureCode) {
         if (featureCode == null) {
             return tenant.getExpireTime();
         }

src/main/java/com/yupi/springbootinit/model/entity/SystemTenant.java

@@ -84,28 +84,28 @@ public class SystemTenant {
      */
     @TableField(value = "expire_time")
     @ApiModelProperty(value="过期时间")
-    private Date expireTime;
+    private LocalDateTime expireTime;
 
     /**
      * 爬主播过期时间
      */
     @TableField(value = "crawl_expire_time")
     @ApiModelProperty(value="爬主播过期时间")
-    private Date crawlExpireTime;
+    private LocalDateTime crawlExpireTime;
 
     /**
      * ai过期时间
      */
-    @TableField(value = "expire_time")
     @ApiModelProperty(value="ai过期时间")
-    private Date aiExpireTime;
+    @TableField(value = "ai_expire_time")
+    private LocalDateTime aiExpireTime;
 
     /**
      * 大哥过期时间
      */
-    @TableField(value = "expire_time")
     @ApiModelProperty(value="大哥过期时间")
-    private Date brotherExpireTime;
+    @TableField(value = "brother_expire_time")
+    private LocalDateTime brotherExpireTime;
 
 
     /**
@@ -125,9 +125,9 @@ public class SystemTenant {
     /**
      * 创建时间
      */
-    @TableField(value = "create_time")
     @ApiModelProperty(value="创建时间")
-    private Date createTime;
+    @TableField(value = "create_time")
+    private LocalDateTime createTime;
 
     /**
      * 更新者
@@ -141,7 +141,7 @@ public class SystemTenant {
      */
     @TableField(value = "update_time")
     @ApiModelProperty(value="更新时间")
-    private Date updateTime;
+    private LocalDateTime updateTime;
 
     /**
      * 是否删除

src/main/java/com/yupi/springbootinit/model/vo/user/SystemTenantVO.java

@@ -11,5 +11,5 @@ import java.util.Date;
  */
 @Data
 public class SystemTenantVO {
-    private Date expiredTime;
+    private LocalDateTime expiredTime;
 }

src/main/java/com/yupi/springbootinit/model/vo/user/SystemUsersVO.java

@@ -4,6 +4,7 @@ import com.baomidou.mybatisplus.annotation.TableField;
 import io.swagger.annotations.ApiModelProperty;
 import lombok.Data;
 
+import java.time.LocalDateTime;
 import java.util.Date;
 
 /*
@@ -32,13 +33,13 @@ public class SystemUsersVO {
 
     private String tokenValue;
 
-    private Date expireTime;
+    private LocalDateTime expireTime;
 
-    private Date brotherExpireTime;
+    private LocalDateTime brotherExpireTime;
 
-    private Date aiExpireTime;
+    private LocalDateTime aiExpireTime;
 
-    private Date crawlExpireTime;
+    private LocalDateTime crawlExpireTime;
 
     private Byte aiReplay;
 

src/main/java/com/yupi/springbootinit/service/impl/LoginService.java

@@ -102,7 +102,7 @@ public class LoginService {
         StpUtil.login(user.getId(), scene.getSaMode());
         switch (scene) {
             case AI_CHAT:
-                StpUtil.renewTimeout(DateUtils.dateBetween(systemTenant.getAiExpireTime(),DateUtil.date()));
+                StpUtil.renewTimeout(DateUtils.dateBetween(systemTenant.getAiExpireTime(), DateUtil.date().toLocalDateTime()));
                 BeanUtil.copyProperties(user, vo);
                 vo.setTokenName(StpUtil.getTokenName());
                 vo.setTokenValue(StpUtil.getTokenValue());

src/main/java/com/yupi/springbootinit/service/impl/SystemUsersServiceImpl.java

@@ -51,14 +51,14 @@ public class SystemUsersServiceImpl extends ServiceImpl<SystemUsersMapper,System
     @Override
     public boolean isExpired(Long tendId) {
         SystemTenant systemTenant = systemTenantMapper.selectById(tendId);
-        long between = DateUtil.between(systemTenant.getExpireTime(), DateUtil.date(), DateUnit.DAY);
+        long between = DateUtil.between(DateUtil.date(systemTenant.getExpireTime()), DateUtil.date(), DateUnit.DAY);
         return between < 0;
     }
 
     @Override
     public Long getTenantExpiredTime(Long tenantId) {
         SystemTenant systemTenant = systemTenantMapper.selectById(tenantId);
-        long between = DateUtil.between(systemTenant.getExpireTime(), DateUtil.date(), DateUnit.SECOND);
+        long between = DateUtil.between(DateUtil.date(systemTenant.getExpireTime()), DateUtil.date(), DateUnit.SECOND);
         if (between > 0 ) {
             return between;
         }

src/main/java/com/yupi/springbootinit/utils/DateUtils.java

@@ -3,6 +3,7 @@ package com.yupi.springbootinit.utils;
 import cn.hutool.core.date.DateUnit;
 import cn.hutool.core.date.DateUtil;
 
+import java.time.LocalDateTime;
 import java.util.Date;
 
 /*
@@ -11,7 +12,8 @@ import java.util.Date;
  */
 public class DateUtils {
 
-    public static Long dateBetween(Date date1, Date date2) {
+    public static Long dateBetween(LocalDateTime date1, LocalDateTime date2) {
-        return DateUtil.between(date1, date2, DateUnit.SECOND);
+
+        return DateUtil.between(DateUtil.date(date1), DateUtil.date(date2), DateUnit.SECOND);
     }
 }