public string tim(int a)
{
DataProvider connext = new DataProvider();
//PHIEUDENBU pdbDB = connext.PHIEUDENBUs.FirstOrDefault(p => p.SOPDB == a);
CTPTHUEXE cttx = connext.CTPTHUEXEs.FirstOrDefault(p => p.SOPHIEUTHUEXE == a);
if (cttx != null)
{
return(cttx.MAXE.ToString());
}
return(null);
}
public int tinhtongmoi(string a, DateTime ngaytratt)
{
int i = Convert.ToInt32(a);
DataProvider connext = new DataProvider();
CTPTHUEXE ctptx = connext.CTPTHUEXEs.FirstOrDefault(p => p.SOPHIEUTHUEXE == i);
if (ctptx != null)
{
DateTime ngaymuon = ctptx.PHIEUTHUEXE.NGAYLAP.Value.Date;
DateTime ngaytra = ngaytratt.Date;
TimeSpan time = ngaytra - ngaymuon;
int c = (time.Days * ctptx.XETHUE.GIAXE.Value) * ctptx.soluong.Value;
return(c);
}
return(0);
}
// thue ham tu bang vao nen ko sua dc
public void xoa(int sophieu, int maxe)
{
DataProvider context = new DataProvider();
CTPTHUEXE ctPtxDB = context.CTPTHUEXEs.FirstOrDefault(p => p.SOPHIEUTHUEXE == sophieu);
if (ctPtxDB == null)
{
throw new Exception("khong tim thay");
}
DialogResult dig = MessageBox.Show("Bạn có muốn xóa", "Canh bao", MessageBoxButtons.YesNo);
if (dig == DialogResult.Yes)
{
context.CTPTHUEXEs.Remove(ctPtxDB);
context.SaveChanges();
}
}
public void sua(int sophieuthue, int maxe, DateTime ngay, int tong, int soluong)
{
CTPTHUEXE cttx = new CTPTHUEXE();
DataProvider context = new DataProvider();
CTPTHUEXE ptxDB = context.CTPTHUEXEs.FirstOrDefault(p => p.SOPHIEUTHUEXE.ToString() == sophieuthue.ToString());
if (ptxDB != null)
{
ptxDB.SOPHIEUTHUEXE = sophieuthue;
ptxDB.MAXE = maxe;
ptxDB.NGAYTRAXEDK = ngay;
ptxDB.TONGTIENTHUEXE = tong;
ptxDB.soluong = soluong;
context.SaveChanges();
}
}
public void them(int sophieuthue, int maxe, string ngay, int tongtien, int soluong)
{
CTPTHUEXE cttx = new CTPTHUEXE();
DataProvider context = new DataProvider();
cttx.SOPHIEUTHUEXE = sophieuthue;
cttx.MAXE = maxe;
cttx.TONGTIENTHUEXE = tongtien;
cttx.soluong = soluong;
CTPTHUEXE ptxDB = context.CTPTHUEXEs.FirstOrDefault(p => p.SOPHIEUTHUEXE.ToString() == cttx.SOPHIEUTHUEXE.ToString() && p.MAXE.ToString() == cttx.MAXE.ToString());
if (ptxDB == null)
{
//context.CTPTHUEXEs.Add(cttx);
context.Database.ExecuteSqlCommand("Insert into CTPTHUEXE(SOPHIEUTHUEXE,MAXE,NGAYTRAXEDK,soluong,TONGTIENTHUEXE) Values(" + cttx.SOPHIEUTHUEXE + ", " + cttx.MAXE + ", '" + ngay + "', '" + cttx.soluong + "','" + cttx.TONGTIENTHUEXE + "')");
context.SaveChanges();
}
else
{
MessageBox.Show("Phiếu này đã có");
}
}
