/// <summary>
/// 用户登录
/// </summary>
/// <param name="userlevel">用户</param>
/// <returns>是否登录成功！</returns>
public override string UserLogin(UserLevel userlevel, Form form)
{
//返回信息
string StrMesg = "";
//调用接口实例化D层查询类
LoginIDAL idal = (LoginIDAL)fact.CreateUser("LoginDal");
//实例化管理者实体和赋值
Managerial Manageria = new Managerial();
Manageria.ManId = userlevel.UserID;//登录id赋值给管理者ID
//接受管理者信息
DataTable ManTable = idal.SelectState(Manageria);
//判断账号是否使用
if (ManTable.Rows[0][3].ToString().Trim() == "使用")
{
#region 判断管理者是否已经登录
//实例化值班实体与赋值
UserOnWork userOnWork = new UserOnWork();
userOnWork.ManId = userlevel.UserID;//值班实体的管理者id赋值
//接受接口的返回值,返回整个值班表的信息。
DataTable OnWorkTable = idal.SelectOnUser(userOnWork);
//判断管理者是否已经登录
if (OnWorkTable.Rows.Count == 0) //没有登录
{
form.Hide(); //隐藏窗体
#region 向值班表插入信息
//给值班实体赋值
userOnWork.Level = userlevel.Userlevel; //管理者级别
userOnWork.Name = ManTable.Rows[0][1].ToString().Trim(); //管理者姓名
userOnWork.Ondate = DateTime.Now.Date; //登录日期
userOnWork.OnTime = DateTime.Parse(DateTime.Now.ToShortTimeString()); //登录时间
userOnWork.Computer = Computer.GetMachineName(); //计算机名
//调用插入方法
InserUserOnWork(userOnWork);
#endregion
//给全局ID赋值
UserLevel.UserIdall = userlevel.UserID;
StrMesg = "登录成功！";
//显示管理员窗体
Form CreatForm = CreatfactForm.CreatFrom("AdminMain"); //实例化管理员窗体
CreatForm.Show(); //显示窗体
}
else
{
StrMesg = "此账号已登录！";
}
#endregion
}
else
{
StrMesg = "此账号未使用,请激活使用！";
}//end if
return(StrMesg);
}
/// <summary>
/// 学生上机状态查询
/// </summary>
/// <param name="Cardno">卡号</param>
/// <param name="form">学生窗体</param>
/// <returns></returns>
public void StudnetOnLineState(string Cardno, Form form)
{
//转成实体
StudentOnLine stuOnline = new StudentOnLine();
stuOnline.StudentCardno = int.Parse(Cardno);
//利用接口和工厂实例化具体的查询正在上机状态的数据类
StudentOnLineStateIDAL studentlineStateIDAL = (StudentOnLineStateIDAL)fact.CreateUser("StudentOnLineStateDAL");
DataTable SelectOnlineStudnetTable = studentlineStateIDAL.StudnetOnLineState(stuOnline);//获取上机表此学生上机信息
//判断学生上机状态
if (SelectOnlineStudnetTable.Rows.Count == 0)//说明已经被强制下机
{
//关闭学生窗体
form.Close();
//显示登录窗体
Form forlogin = factUi.CreatFrom("LoginUser");
forlogin.Show();
}
}
/// <summary>
/// 学生下机
/// </summary>
/// <param name="StuentCardno">学生卡号</param>
/// <param name="TimeSolt">上机时长</param>
/// <returns></returns>
public void LoginOutStudent(string StuentCardno, string stuName)
{
#region 实例化退出工厂
//使用工厂实例化接口
LoginOutStudentIDAL idal = (LoginOutStudentIDAL)fact.CreateUser("LoginOutStudentDAL");
DataTable BasitInfoTable = idal.SelectBasit(); //获取基础信息
//获取正在上机的卡号信息
StudentOnLine studentOnline = new StudentOnLine(); //实例化正在上机实体
studentOnline.StudentCardno = int.Parse(StuentCardno); //给卡号赋值
DataTable OnlineTable = idal.SelectOnLineStudent(studentOnline); //获取正在上机的卡号信息
#endregion
#region 计算上机时长
double LimTime = double.Parse(BasitInfoTable.Rows[0][2].ToString()); //给最小上机时间赋值
//获取上机日期+时间
string LoginData = DateTime.Parse(OnlineTable.Rows[0][3].ToString()).ToString("yyyy/MM/dd"); //获取上机日期
string LoginTime = DateTime.Parse(OnlineTable.Rows[0][4].ToString()).ToShortTimeString(); //获取上机时间
string LoginDateTime = LoginData + " " + LoginTime; //合并上机日期+时间
//获取下机日期+时间
string LoginOutData = DateTime.Parse(DateTime.Now.Date.ToString()).ToString("yyyy/MM/dd"); //获取上机日期
string LoginOutTime = DateTime.Now.ToShortTimeString(); //获取上机时间
string LoginOutDateTime = LoginOutData + " " + LoginOutTime; //合并上机日期+时间
//公式：下机日期和时间-上机日期和时间=上机时长
TimeSpan TimeSolt = DateTime.Parse(LoginOutDateTime) - DateTime.Parse(LoginDateTime);
#endregion
#region 计算消费金额
string stuentType = OnlineTable.Rows[0][1].ToString(); //给卡号类型赋值
double Cash = 0; //收费标准
//给收费标准赋值
if (stuentType == "固定用户")
{
Cash = double.Parse(BasitInfoTable.Rows[0][3].ToString());//给固定用户收费标准赋值
}
else if (stuentType == "临时用户")
{
Cash = double.Parse(BasitInfoTable.Rows[0][4].ToString());//给临时用户收费标准赋值
}//end if
//实例化策略模式，传入卡号类型和对应的收费标准。
Cash.StuCashContext stuCashContext = new Cash.StuCashContext(stuentType, Cash);
//传入：消费时长和最小上机时间，得到消费金额
double Money = stuCashContext.GetResult(TimeSolt.ToString(), LimTime);
#endregion
//计算目前余额:公式:上机前余额-消费金额=当前余额
double NowCsh = double.Parse(OnlineTable.Rows[0][2].ToString()) - Money;
#region 更新学生上机记录
//给上机记录实体赋值，和实例化
#region 给上机记录实体赋值
StudentLien StuLine = new StudentLien();
StuLine.Computer = Computer.GetMachineName(); //计算机名称
StuLine.ConsumptionCash = Money; //消费金额
StuLine.NowCash = NowCsh; //目前余额
StuLine.OnDate = DateTime.Parse(OnlineTable.Rows[0][3].ToString()); //上机日期
StuLine.OnLineMin = TimeSolt.ToString(); //在线时长
StuLine.OnTime = OnlineTable.Rows[0][4].ToString(); //上机时间
StuLine.StudentCardno = int.Parse(OnlineTable.Rows[0][0].ToString()); //卡号
StuLine.StudentLevel = OnlineTable.Rows[0][1].ToString(); //用户类型
StuLine.StudentNam = stuName; //用户姓名 问题：正在上机表设计不合理，无法得到用户姓名。
StuLine.UpDate = DateTime.Now.Date; //下机日期
StuLine.UpTime = DateTime.Now.ToShortTimeString(); //下机时间
#endregion
//向上机记录插入信息
idal.InsertLineStudent(StuLine);
#endregion
//更新卡号状态和目前余额
RegistrationCardno stuCardno = new RegistrationCardno();
stuCardno.StudentCardno = StuLine.StudentCardno;//给卡号赋值
stuCardno.Studentbalance = NowCsh;
stuCardno.State = "未激活";
idal.UpdateRegiCardno(stuCardno);
//删除在线学生信息
idal.DeleteOnLineStudent(studentOnline);
//实例化登录窗体
Form CreatLoginForm = CreatfactForm.CreatFrom("LoginUser"); //实例化学生窗体
CreatLoginForm.Show(); //显示登录窗体
}
/// <summary>
/// 登录
/// </summary>
/// <param name="userlevel">用户</param>
/// <returns>是否上机成功！</returns>
public override string UserLogin(UserLevel userlevel,Form form)
{
#region 实例化与赋值
string StrMsg="";//要返回的信息
LoginIDAL idal = (LoginIDAL)fact.CreateUser("LoginDal"); //调用接口实例化，D层查询类
RegistrationCardno RegisCardno = new RegistrationCardno(); //实例化实体
RegisCardno.StudentCardno = userlevel.UserID;//给卡号赋值
#endregion
DataTable StuCardnoTable = idal.SelectStuCardno(RegisCardno);//接受卡号信息
RegisCardno.Studentbalance = double.Parse(StuCardnoTable.Rows[0][1].ToString());//给余额赋值
DataTable BasitInfoTable = idal.SelectBasitInfo();//接受基础信息
#region 判断卡号状态
//判断卡号状态
if (StuCardnoTable.Rows[0][4].ToString()=="已激活")
{
//判断余额是否充足
if (RegisCardno.Studentbalance >=double.Parse(BasitInfoTable.Rows[0][0].ToString()))
{
//实例化上机表实体与赋值
StudentOnLine stuOnLine = new StudentOnLine();
stuOnLine.StudentCardno = userlevel.UserID;//给卡号赋值
//获取上机表信息
DataTable OnWorkTable = idal.SelectOnStudent(stuOnLine);
//查询卡号是否已经登录
if (OnWorkTable.Rows.Count==0)//没有登录
{
form.Hide();//隐藏窗体
#region 给上机实体赋值
stuOnLine.StudentLevel = StuCardnoTable.Rows[0][3].ToString();//卡号类型赋值
stuOnLine.OnDate = DateTime.Now.Date;//上机日期
stuOnLine.OnTime = DateTime.Now.ToShortTimeString();//上机时间
stuOnLine.NowCash =RegisCardno.Studentbalance;//当前余额
stuOnLine.Computer = Computer.GetMachineName();//电脑名称
#endregion
InserStudentOnlien(stuOnLine);//向上机表插入信息
UserLevel.UserIdall = userlevel.UserID; //给全局ID赋值
StrMsg = "上机成功!";
Form CreatForm = CreatfactForm.CreatFrom("StudentMain");//实例化学生窗体
CreatForm.Show();//显示窗体
}
else
{
StrMsg = "此卡号已登录！";
}//end if
}
else
{
StrMsg = "余额不足，请充值";
}//end if
}
else
{
StrMsg = "此卡号未激活，请激活使用！";
}//end if
#endregion
return StrMsg;//返回登录信息
}