public nhavien thongtinhanvien(string id)
{
banhangDataContext context = new banhangDataContext();
nhavien nv = context.nhaviens.FirstOrDefault(x => x.tknv == id);
nv.mknv = null;
return(nv);
}
public bool dangnhap(string tknv, string mknv)
{
try
{
banhangDataContext context = new banhangDataContext();
nhavien tk = context.nhaviens.FirstOrDefault(x => x.tknv == tknv && x.mknv == mknv);
if (tk != null)
{
return(true);
}
}
catch { }
return(false);
}
public bool doimatkhaunhanvien(string tknv, string mknv, string mkmoi)
{
try
{
banhangDataContext context = new banhangDataContext();
nhavien doimknv = context.nhaviens.FirstOrDefault(x => x.tknv == tknv && x.mknv == mknv);
if (doimknv != null)
{
doimknv.mknv = mkmoi;
context.SubmitChanges();
return(true);
}
}
catch { }
return(false);
}
public bool xoanhanvien(string tknv)
{
{
try
{
banhangDataContext context = new banhangDataContext();
nhavien xoanv = context.nhaviens.FirstOrDefault(x => x.tknv == tknv);
if (xoanv != null)
{
context.nhaviens.DeleteOnSubmit(xoanv);
context.SubmitChanges();
return(true);
}
}
catch { }
return(false);
}
}
public bool suathongthongtinnhanvien(string tknv, string htnv, string gtnv, string dcnv, int sdtnv, int cmndnv)
{
try
{
banhangDataContext context = new banhangDataContext();
nhavien suanv = context.nhaviens.FirstOrDefault(x => x.tknv == tknv);
if (suanv != null)
{
suanv.hotennv = htnv;
suanv.gioitinhnv = gtnv;
suanv.diachinv = dcnv;
suanv.sdtnv = sdtnv;
suanv.cmndnv = cmndnv;
context.SubmitChanges();
return(true);
}
}
catch { }
return(false);
}
public bool themnhanvien(string tknv, string mknv, string htnv, string gtnv, string dcnv, int sdtnv, int cmndnv)
{
try
{
banhangDataContext context = new banhangDataContext();
nhavien nvmoi = new nhavien();
nvmoi.tknv = tknv;
nvmoi.mknv = mknv;
nvmoi.hotennv = htnv;
nvmoi.gioitinhnv = gtnv;
nvmoi.diachinv = dcnv;
nvmoi.sdtnv = sdtnv;
nvmoi.cmndnv = cmndnv;
context.nhaviens.InsertOnSubmit(nvmoi);
context.SubmitChanges();
return(true);
}
catch { }
return(false);
}
