private void metroTile1_Click(object sender, EventArgs e)
        {
            try
            {
                urunMik urun_miktar = new urunMik();
                urun_miktar.telorguM      = Convert.ToInt32(frmWire_netting.meter);
                urun_miktar.betondirekA   = Convert.ToInt32(frmConcrete_post.piece);
                urun_miktar.payandadirekA = Convert.ToInt32(frmStrut_post.piece);
                urun_miktar.gerdirmetelM  = Convert.ToInt32(frmStretching_wire.meter);
                urun_miktar.dikenlitelM   = Convert.ToInt32(frmBarbed_wire.meter);
                urun_miktar.betontasM3    = Convert.ToInt32(frmConcrete_stone.m3);
                urun_miktar.baglamatelM   = Convert.ToInt32(frmBinding_wire.meter);
                urun_miktar.iscilikM      = Convert.ToInt32(frmWorker.meter);
                telsatEntities.urunMik.Add(urun_miktar);

                urunTL urun_fiyat = new urunTL();
                urun_fiyat.telorguTL      = Convert.ToInt32(frmWire_netting.result);
                urun_fiyat.betondirekTL   = Convert.ToInt32(frmConcrete_post.price);
                urun_fiyat.payandadirekTL = Convert.ToInt32(frmStrut_post.result);
                urun_fiyat.gerdirmetelTL  = Convert.ToInt32(frmStretching_wire.result);
                urun_fiyat.dikenlitelTL   = Convert.ToInt32(frmBarbed_wire.result);
                urun_fiyat.betontasTL     = Convert.ToInt32(frmConcrete_stone.result);
                urun_fiyat.baglamatelTL   = Convert.ToInt32(frmBinding_wire.result);
                urun_fiyat.iscilikTL      = Convert.ToInt32(frmWorker.result);
                telsatEntities.urunTL.Add(urun_fiyat);

                double resultPrc = frmWire_netting.result + frmConcrete_post.price + frmStrut_post.result + frmStretching_wire.result + frmBarbed_wire.result + frmConcrete_stone.result + frmBinding_wire.result + frmWorker.result;
                fatura fatura1   = new fatura();
                fatura1.urun_id      = urun_fiyat.urunfiyatID;
                fatura1.faturaTarih  = DateTime.Now;
                fatura1.faturaTutari = Convert.ToInt32(resultPrc);
                fatura1.urun_id      = urun_miktar.urunlermikID;

                musteri musteri1 = new musteri();
                musteri1.musteriAd    = metroTextBox1.Text;
                musteri1.musteriSoyad = metroTextBox2.Text;
                musteri1.musteriTel   = metroTextBox3.Text;
                musteri1.musteriMail  = metroTextBox4.Text;
                musteri1.musteriAdres = metroTextBox5.Text;
                musteri1.musteriNotu  = metroTextBox6.Text;
                musteri1.faturaID     = fatura1.faturaID;

                telsatEntities.fatura.Add(fatura1);
                telsatEntities.musteri.Add(musteri1);
                telsatEntities.SaveChanges();

                MessageBox.Show("Satış Tamamlandı");
                this.Close();
            }
            catch (Exception ex)
            {
                MessageBox.Show("Beklenmeyen bir hata oluştu.", ex.Message);
            }
        }
        private void metroTile2_Click(object sender, EventArgs e)
        {
            try
            {
                string  ad       = Convert.ToString(maskedTextBox1.Text);
                musteri musteri1 = telsatEntities.musteri.First(f => f.musteriAd == ad);

                musteri1.musteriAd    = maskedTextBox1.Text;
                musteri1.musteriSoyad = maskedTextBox2.Text;
                musteri1.musteriTel   = maskedTextBox3.Text;
                musteri1.musteriMail  = maskedTextBox4.Text;
                musteri1.musteriAdres = metroTextBox5.Text;
                musteri1.musteriNotu  = metroTextBox6.Text;

                double resultPrc = frmWire_netting.result + frmConcrete_post.price + frmStrut_post.result + frmStretching_wire.result + frmBarbed_wire.result + frmConcrete_stone.result + frmBinding_wire.result + frmWorker.result;
                fatura fatura1   = new fatura();
                fatura1.faturaID     = Convert.ToInt16(musteri1.faturaID);
                fatura1.faturaTarih  = DateTime.Now;
                fatura1.faturaTutari = Convert.ToInt32(resultPrc);

                telsatEntities.SaveChanges();
                metroGrid1.DataSource = telsatEntities.musteri_fatura_View.ToList();

                MessageBox.Show("Kayıt Güncellendi");
                maskedTextBox1.Clear();
                maskedTextBox2.Clear();
                maskedTextBox3.Clear();
                maskedTextBox4.Clear();
                metroTextBox5.Clear();
                metroTextBox6.Clear();
            }
            catch (Exception)
            {
                MessageBox.Show("Beklenmeyen bir hata oluştu.");
            }
        }