/// <summary>
/// 模糊查询
/// </summary>
/// <param name="bookname">借阅人</param>
/// <returns>图书</returns>
public List <DisplayInfo> QueryByName(string bookname)
{
GetBookInfoMgr getBookInfoMgr = new GetBookInfoMgr();
GetBookItemInfoMgr getBookItemInfoMgr = new GetBookItemInfoMgr();
List <DisplayInfo> displayInfolist = new List <DisplayInfo>();
List <Bookinfo> bookinfoList = new List <Bookinfo>();
// 获取全部图书信息
bookinfoList = getBookInfoMgr.QueryBookByName(bookname);
foreach (Bookinfo tempinfo in bookinfoList)
{
DisplayInfo displayInfo = new DisplayInfo();
displayInfo.BookID = tempinfo.BookID;
displayInfo.Title = tempinfo.Title;
displayInfo.Decrible = tempinfo.Decrible;
// 获取该书的总数
displayInfo.BookNum = getBookItemInfoMgr.GetKindBookSum(tempinfo.BookID);
// 获取该数的可借阅数
displayInfo.Bookleft = getBookItemInfoMgr.GetISloanBookSum(tempinfo.BookID);
displayInfolist.Add(displayInfo);
}
return(displayInfolist);
}
/// <summary>
/// 检测借书人信息
/// </summary>
/// <param name="username">借书人</param>
/// <returns>提示信息</returns>
public string Checkuser(string username)
{
string message = string.Empty;
UerInfo userinfo = new UerInfo();
GetLoanInfoMgr getLoanInfoMgr = new GetLoanInfoMgr();
userinfo = getLoanInfoMgr.CheckUserInfo(username);
if (userinfo.Booknum >= 5)
{
userinfo.Isborrow = false;
message = "每人最多可以借阅5本书，你已经借阅5本书，不能再借阅。#0";
}
else if (userinfo.OutBack > 0)
{
GetBookInfoMgr getBookInfoMgr = new GetBookInfoMgr();
GetBookItemInfoMgr getBookItemInfoMgr = new GetBookItemInfoMgr();
StringBuilder messagesb = new StringBuilder("您所借图书：");
foreach (Guid orderid in userinfo)
{
Guid bookid = getBookItemInfoMgr.GetBookID(orderid);
Bookinfo borrowbookinfo = getBookInfoMgr.GetBookInfoBybookid(bookid);
messagesb.Append("《" + borrowbookinfo.Title + "》");
}
messagesb.Append(" 超期依然未归还，请归还再借阅。#0");
message = messagesb.ToString();
userinfo.Isborrow = false;
}
else
{
message = this.GetreturnMessage(username);
}
return(message);
}
/// <summary>
/// 组装显示信息
/// </summary>
/// <returns>显示信息</returns>
public List <DisplayInfo> GetDisplayinfo()
{
GetBookInfoMgr getBookInfoMgr = new Business.GetBookInfoMgr();
GetBookItemInfoMgr getBookItemInfoMgr = new GetBookItemInfoMgr();
List <DisplayInfo> displayInfolist = new List <DisplayInfo>();
List <Bookinfo> bookinfoList = new List <Bookinfo>();
// 获取全部图书信息
bookinfoList = getBookInfoMgr.GetAllBookInfo();
foreach (Bookinfo tempinfo in bookinfoList)
{
DisplayInfo displayInfo = new DisplayInfo();
displayInfo.BookID = tempinfo.BookID;
displayInfo.Title = tempinfo.Title;
displayInfo.Decrible = tempinfo.Decrible;
// 获取该书的总数
displayInfo.BookNum = getBookItemInfoMgr.GetKindBookSum(tempinfo.BookID);
// 获取该数的可借阅数
displayInfo.Bookleft = getBookItemInfoMgr.GetISloanBookSum(tempinfo.BookID);
displayInfolist.Add(displayInfo);
}
return(displayInfolist);
}
