1.优化目录结构

src/main/java/vvpkassistant/User/mapper/UserDao.java

@@ -0,0 +1,35 @@
+package vvpkassistant.User.mapper;
+
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import org.apache.ibatis.annotations.Insert;
+import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Param;
+import org.apache.ibatis.annotations.Select;
+import vvpkassistant.User.model.UserModel;
+import vvpkassistant.pk.model.PkRecord;
+import java.util.List;
+
+@Mapper
+public interface UserDao extends BaseMapper<UserModel> {
+
+    // 根据用户的手机号查询用户
+    @Select("SELECT * FROM `user` WHERE phone_number = #{phoneNumber}")
+    UserModel queryWithPhoneNumber(@Param("phoneNumber") String phoneNumber);
+
+    // 我邀请的pk数据
+    @Select("SELECT * FROM pk_record WHERE user_id_b = #{userId} ORDER BY id DESC LIMIT #{page}, #{size};")
+    List<PkRecord> getMyGuestPkList(@Param("userId") Integer userId , @Param("page") Integer page, @Param("size") Integer size);
+
+    // 我发起的pk数据
+    @Select("SELECT * FROM pk_record WHERE user_id_a = #{userId} ORDER BY id DESC LIMIT #{page}, #{size};")
+    List<PkRecord> findCreatedPk(@Param("userId") Integer userId , @Param("page") Integer page, @Param("size") Integer size);
+
+    // 签到
+    @Insert("insert into `sign_in_records` set user_id = #{userId} , time = replace(current_date, '-', '')")
+    int signIn(@Param("userId") int userId);
+
+    // 查询当天签到状态
+    @Select("SELECT COUNT(*) FROM `sign_in_records` WHERE user_id = #{userId} AND time = REPLACE(CURDATE(), '-', '')")
+    int checkSignStatus(@Param("userId") int userId);
+
+}