using?System;
using?System.Collections.Generic;
using?System.Linq;
using?System.Text;
using?System.Threading.Tasks;
using?Contacts.Model?;
using?Contacts.DAL;

namespace?Contacts.BLL
{
???public??class?bContactsManage
????{
???????//***********查詢好友***************
??????public?UserInfo?SelectContacts（UserInfo?user）
???????{
???????????UserInfo?enUser?=?new?UserInfo（）;
???????????Contacts.DAL.SelectUserDAO?selectUser?=?new?SelectUserDAO（）;
???????????enUser?=?selectUser.SelectUser（user）;

???????????return?enUser;
???????}

???????//**************添加好友****************
????public?UserInfo??AddContacts（UserInfo?user）
??????{
??????????UserInfo?user1?=?new?UserInfo（）;
????????
??????????Contacts.DAL.AddUserDAO?addContacts?=?new?AddUserDAO（）;?????????
??????????addContacts.AddUser（user）;

??????????return?user;

??????}

???????//***********刪除好友**********************
?????public?UserInfo?DeleteContacts（UserInfo?user）
????{
????????DAL.DeleteUserDAO?deleteContacts?=?new?DeleteUserDAO（）;
????????deleteContacts.DeleteUser（user）;

????????return?user;
????}
???????//***************修改好友******************
?????public?UserInfo?ModifyContacts（UserInfo?user）
?????{
?????????DAL.ModifyUserDAO?modifyContacts?=?new?ModifyUserDAO（）;
?????????modifyContacts.ModifyUser（user）;

?????????return?user;
?????}
????}
}