public DICH_VU GetDVByMa(int pMaDV)
{
DICH_VU result = new DICH_VU();
result = context.DICH_VU.FirstOrDefault(m => m.MA_DICH_VU == pMaDV);
return(result);
}
public int AddNewDichVu(DICH_VU pDV)
{
int result = 0;
context.DICH_VU.Add(pDV);
result = context.SaveChanges();
return(result);
}
public int DeleteDV(int pMaDV)
{
int result = 0;
DICH_VU k = context.DICH_VU.FirstOrDefault(m => m.MA_DICH_VU == pMaDV);
context.DICH_VU.Remove(k);
result = context.SaveChanges();
return(result);
}
public int UpdateDV(DICH_VU pDV)
{
int result = 0;
DICH_VU k = context.DICH_VU.FirstOrDefault(m => m.MA_DICH_VU == pDV.MA_DICH_VU);
if (k != null)
{
k.TEN_DICH_VU = pDV.TEN_DICH_VU;
k.GIA = pDV.GIA;
}
result = context.SaveChanges();
return(result);
}