public string hesapNoUret()
{
Baglanti t = new Baglanti();
NpgsqlCommand hesapno = new NpgsqlCommand("select max(hesapno) from hesap", t.getBaglanti());
NpgsqlDataReader dr = hesapno.ExecuteReader();
dr.Read();
string sonHesapno;
sonHesapno = dr[0].ToString();
char[] dizi = sonHesapno.ToCharArray();
if (dizi[14] == '9')
{
dizi[14] = '0';
if (dizi[13] == '9')
{
dizi[13] = '0';
if (dizi[12] == '9')
{
dizi[12] = '0';
if (dizi[11] == '9')
{
dizi[11] = '0';
dizi[10]++;
}
else
{
dizi[11]++;
}
}
else
{
dizi[12]++;
}
}
else
{
dizi[13]++;
}
}
else
{
dizi[14]++;
}
string k = new string(dizi);
t.getBaglanti().Close();
return(k);
}
public int musterinoUret()
{
Baglanti t = new Baglanti();
NpgsqlCommand musterino = new NpgsqlCommand("select max(musteri_no) from musteri", t.getBaglanti());
NpgsqlDataReader dr = musterino.ExecuteReader();
dr.Read();
int sonNumara;
sonNumara = dr[0].GetHashCode();
sonNumara++;
t.getBaglanti().Close();
return(sonNumara);
}
public void Hesap_Load(object sender, EventArgs e)
{
Baglanti t = new Baglanti();
NpgsqlCommand cmdveri = new NpgsqlCommand("Select * from hesap", t.getBaglanti());
NpgsqlDataReader dr = cmdveri.ExecuteReader();
DataTable dt = new DataTable();
dt.Load(dr);
dataGridView1.DataSource = dt;
btn_save.Visible = false;
txt_iban.ReadOnly = true;
txt_hesapno.ReadOnly = true;
txt_tarih.ReadOnly = true;
txt_tarih.Text = DateTime.Now.ToString();
}
public void BankaKartıBilgileri_Load(object sender, EventArgs e)
{
t = new Baglanti();
btn_save.Visible = false;
NpgsqlCommand cmdveri = new NpgsqlCommand("Select * from bankakartı", t.getBaglanti());
NpgsqlDataReader dr = cmdveri.ExecuteReader();
DataTable dt = new DataTable();
dt.Load(dr);
dataGridView1.DataSource = dt;
txt_sonkullanmatarihi.ReadOnly = true;
txt_cvv.ReadOnly = true;
txt_bakiye.ReadOnly = true;
}
public bool hesapSayısıKontrol()
{
Baglanti t = new Baglanti();
NpgsqlCommand mnBilgi = new NpgsqlCommand("select count(hesapno) from hesap where musteri_no ='" + txt_musterino.Text + "'", t.getBaglanti());
NpgsqlDataReader dr = mnBilgi.ExecuteReader();
dr.Read();
if (dr[0].ToString() == "1")
{
return(true);
}
else
{
return(false);
}
}
public bool musteriNoKontrol()
{
Baglanti t = new Baglanti();
NpgsqlCommand mnBilgi = new NpgsqlCommand("Select * from musteri where musteri_no='" + txt_musterino.Text + "'", t.getBaglanti());
NpgsqlDataReader dr = mnBilgi.ExecuteReader();
if (dr.Read())
{
return(true);
}
else
{
MessageBox.Show("Böyle Bir Müşteri Numarası Bulunmamaktadır");
t.getBaglanti().Close();
return(false);
}
}
public bool idKontrol()
{
Baglanti t = new Baglanti();
NpgsqlCommand mnBilgi = new NpgsqlCommand("Select * from alısveris where av_id='" + txt_av_id.Text + "'", t.getBaglanti());
NpgsqlDataReader dr = mnBilgi.ExecuteReader();
if (dr.Read())
{
return(true);
}
else
{
MessageBox.Show("Böyle Bir ID Bulunmamaktadır");
t.getBaglanti().Close();
return(false);
}
}
public void Alısveris_Load(object sender, EventArgs e)
{
t = new Baglanti();
NpgsqlCommand cmdveri = new NpgsqlCommand("Select * from alısveris", t.getBaglanti());
NpgsqlDataReader dr = cmdveri.ExecuteReader();
DataTable dt = new DataTable();
dt.Load(dr);
dataGridView1.DataSource = dt;
txt_av_id.ReadOnly = true;
txt_urunkodu.ReadOnly = false;
txt_urunadi.ReadOnly = false;
txt_urunfiyati.ReadOnly = false;
txt_kartno.ReadOnly = false;
txt_sktarihi.ReadOnly = false;
txt_cvv.ReadOnly = false;
}
public bool sifreKontrol()
{
Baglanti t = new Baglanti();
NpgsqlCommand tcBilgi = new NpgsqlCommand("Select sifre from musteri where tcno='" + txt_tcno.Text + "'", t.getBaglanti());
NpgsqlDataReader dr = tcBilgi.ExecuteReader();
dr.Read();
string sifre = dr[0].ToString();
if (sifre == txt_sifre.Text)
{
return(true);
}
else
{
MessageBox.Show("Girilen Şifre Yanlış");
return(false);
}
}
public string hesapNoCek()
{
Baglanti t = new Baglanti();
NpgsqlCommand hesapno = new NpgsqlCommand("select hesapno from hesap where musteri_no='" + txt_musterino.Text + "'", t.getBaglanti());
NpgsqlDataReader dr = hesapno.ExecuteReader();
dr.Read();
if (dr.HasRows == false)
{
MessageBox.Show("Bu Müşteri Numarasına Tanımlı Hesap Bulunamamaktadır");
return(null);
}
else
{
string sonHesapNo = dr[0].ToString();
t.getBaglanti().Close();
return(sonHesapNo);
}
}
public int bakiyeSorgu()
{
form1 = new Form1();
t = new Baglanti();
hesap = new Hesap();
form1.txt_musterino.Text = txt_musterino.Text;
hesap.txt_musterino.Text = txt_musterino.Text;
hesap.txt_hesapno.Text = txt_hesapno.Text;
if (hesap.hesapSayısıKontrol())
{
txt_hesapno.ReadOnly = true;
txt_hesapno.Text = form1.hesapNoCek();
NpgsqlCommand bakiyeSorgu = new NpgsqlCommand("select hesapbakiye from hesap where musteri_no='" + txt_musterino.Text + "'", t.getBaglanti());
NpgsqlDataReader dr = bakiyeSorgu.ExecuteReader();
dr.Read();
int bakiye;
bakiye = dr[0].GetHashCode();
t.getBaglanti().Close();
return(bakiye);
}
else
{
if (txt_hesapno.Text != "")
{
NpgsqlCommand bakiyeSorgu = new NpgsqlCommand("select hesapbakiye from hesap where musteri_no='" + txt_musterino.Text + "' and hesapno='" + txt_hesapno.Text + "'", t.getBaglanti());
NpgsqlDataReader dr = bakiyeSorgu.ExecuteReader();
dr.Read();
int bakiye;
bakiye = dr[0].GetHashCode();
t.getBaglanti().Close();
return(bakiye);
}
else
{
MessageBox.Show("Lütfen Hesap Numarası Giriniz");
btn_newkart.Visible = true;
txt_sonkullanmatarihi.ReadOnly = true;
txt_cvv.ReadOnly = true;
return(0);
}
}
}
private void btn_sil_Click(object sender, EventArgs e)
{
if (txt_musterino.Text == "")
{
MessageBox.Show("Müşteri Numarası Giriniz");
}
else
{
Baglanti t = new Baglanti();
NpgsqlCommand cmdsil = new NpgsqlCommand("delete from hesap where musteri_no='" + txt_musterino.Text + "'", t.getBaglanti());
cmdsil.ExecuteNonQuery();
MessageBox.Show("SİLME İŞLEMİ BAŞARILI");
}
txt_musterino.Text = "";
txt_hesapno.Text = "";
txt_iban.Text = "";
txt_bakiye.Text = "";
txt_tarih.Text = "";
Hesap_Load(sender, e);
}
private void btn_sil_Click(object sender, EventArgs e)
{
if (musteriNoKontrol())
{
if (txt_musterino.Text == "")
{
MessageBox.Show("Müşteri Numarası Giriniz");
}
else
{
Form1 form1 = new Form1();
form1.txt_musterino.Text = txt_musterino.Text;
if (form1.hesapSayısıKontrol() == true)
{
Baglanti t = new Baglanti();
NpgsqlCommand cmdsil = new NpgsqlCommand("delete from hesap where musteri_no='" + txt_musterino.Text + "'", t.getBaglanti());
cmdsil.ExecuteNonQuery();
MessageBox.Show("SİLME İŞLEMİ BAŞARILI");
}
else
{
if (txt_hesapno.Text != "")
{
Baglanti t = new Baglanti();
NpgsqlCommand cmdsil = new NpgsqlCommand("delete from hesap where hesapno='" + txt_hesapno.Text + "'", t.getBaglanti());
cmdsil.ExecuteNonQuery();
MessageBox.Show("SİLME İŞLEMİ BAŞARILI");
}
else
{
MessageBox.Show("Lütfen Kullanıcıya Ait Silmek İstediğiniz Hesabın Numarasını Giriniz");
}
}
}
}
txt_hesapno.Text = "";
txt_iban.Text = "";
txt_bakiye.Text = "";
txt_tarih.Text = "";
Hesap_Load(sender, e);
}
private void btn_iptal_Click(object sender, EventArgs e)
{
if (txt_av_id.Text == "")
{
MessageBox.Show("Lütfen Silmek İstediğiniz Alışveriş ID'sini Giriniz");
}
else
{
NpgsqlCommand alısveris = new NpgsqlCommand("Select * from alısveris where av_id='" + txt_av_id.Text + "'", t.getBaglanti());
NpgsqlDataReader dr = alısveris.ExecuteReader();
dr.Read();
int fiyat = dr[3].GetHashCode();
t.getBaglanti().Close();
t = new Baglanti();
NpgsqlCommand kartBakiyeGuncelle = new NpgsqlCommand("update bankakartı set hesapbakiye=hesapbakiye + '" + fiyat + "' where kart_no=(select kart_no from alısveris where av_id='" + txt_av_id.Text + "')", t.getBaglanti());
kartBakiyeGuncelle.ExecuteNonQuery();
NpgsqlCommand hesapBakiyeGuncelle = new NpgsqlCommand(" update hesap set hesapbakiye=hesapbakiye + '" + fiyat + "' where hesapno=(select hesapno from bankakartı where kart_no=(select kart_no from alısveris where av_id='" + txt_av_id.Text + "'))", t.getBaglanti());
hesapBakiyeGuncelle.ExecuteNonQuery();
btn_sil_Click(sender, e);
}
}
public void button1_Click(object sender, EventArgs e)// hesap bilgisi butonu
{
Baglanti t = new Baglanti();
if (txt_musterino.Text == "")
{
MessageBox.Show("Lütfen Hesap Bilgilerini Görmek İstediğiniz Müşteri Numarasını Giriniz");
}
else
{
Hesap hesap = new Hesap();
if (musteriNoKontrol())
{
if (hesapNoCek() != null)
{
hesap.txt_musterino.Text = txt_musterino.Text;
hesap.txt_musterino.ReadOnly = true;
if (hesapSayısıKontrol() == true)
{
hesap.txt_hesapno.ReadOnly = true;
hesap.txt_iban.ReadOnly = true;
hesap.txt_hesapno.Text = hesapNoCek();
hesap.txt_iban.Text = ibanNoCek();
hesap.btn_ekle.Visible = false;
hesap.ShowDialog();
}
else
{
hesap.txt_hesapno.ReadOnly = false;
hesap.txt_iban.ReadOnly = false;
hesap.txt_hesapno.Text = "";
hesap.txt_iban.Text = "";
hesap.btn_ekle.Visible = false;
hesap.ShowDialog();
}
}
}
}
}
private void Form1_Load(object sender, EventArgs e)
{
t = new Baglanti();
btn_save.Visible = false;
btn_ekle.Visible = false;
NpgsqlCommand cmdveri = new NpgsqlCommand("Select * from musteri", t.getBaglanti());
NpgsqlDataReader dr = cmdveri.ExecuteReader();
DataTable dt = new DataTable();
dt.Load(dr);
dataGridView1.DataSource = dt;
txt_musterino.ReadOnly = false;
txt_tcno.ReadOnly = true;
txt_ad.ReadOnly = true;
txt_soyad.ReadOnly = true;
txt_telno.ReadOnly = true;
txt_email.ReadOnly = true;
txt_adres.ReadOnly = true;
txt_sifre.ReadOnly = true;
}
public void btn_ekle_Click(object sender, EventArgs e)
{
Baglanti t = new Baglanti();
if (txt_bakiye.Text != "")
{
NpgsqlCommand cmdekle = new NpgsqlCommand("insert into hesap(musteri_no,hesapno,iban,hesapbakiye,hesapacımtarihi) values ('" + txt_musterino.Text + "','" + hesapNoUret() + "','" + ibanUret() + "','" + txt_bakiye.Text + "','" + txt_tarih.Text + "')", t.getBaglanti());
cmdekle.ExecuteNonQuery();
MessageBox.Show("EKLEME İŞLEMİ BAŞARILI");
}
else
{
MessageBox.Show("EKSİK BİLGİ GİRDİNİZ");
}
txt_musterino.Text = "";
txt_hesapno.Text = "";
txt_iban.Text = "";
txt_bakiye.Text = "";
txt_tarih.Text = "";
Hesap_Load(sender, e);
}
private void btn_git_Click(object sender, EventArgs e)
{
Baglanti t = new Baglanti();
Hesap hesap = new Hesap();
Form1 form1 = new Form1();
hesap.txt_musterino.Text = txt_musterino.Text;
form1.txt_musterino.Text = txt_musterino.Text;
if (txt_musterino.Text != "")
{
if (hesap.musteriNoKontrol())
{
if (form1.hesapSayısıKontrol() == true)
{
form1.txt_musterino.Text = txt_musterino.Text;
hesap.txt_hesapno.Text = form1.hesapNoCek();
hesap.txt_iban.Text = form1.ibanNoCek();
hesap.txt_musterino.ReadOnly = true;
hesap.txt_hesapno.ReadOnly = true;
hesap.txt_iban.ReadOnly = true;
hesap.Hesap_Load(sender, e);
hesap.ShowDialog();
}
else
{
form1.txt_musterino.Text = txt_musterino.Text;
hesap.txt_musterino.ReadOnly = true;
hesap.txt_hesapno.Text = "";
hesap.txt_iban.Text = "";
hesap.Hesap_Load(sender, e);
hesap.ShowDialog();
}
}
}
else
{
MessageBox.Show("Lütfen Müşteri Numarası Giriniz");
}
}
private void btn_ekle_Click(object sender, EventArgs e)
{
Baglanti t = new Baglanti();
t.getBaglanti();
if (txt_urunkodu.Text != "" && txt_urunadi.Text != "" && txt_urunfiyati.Text != "" && txt_kartno.Text != "" && txt_sktarihi.Text != "" && txt_cvv.Text != "")
{
if (bakiyeKontrol() == true)
{
if (cvvCek() == txt_cvv.Text && bankaKartSKTCek() == txt_sktarihi.Text)
{
NpgsqlCommand cmdekle = new NpgsqlCommand("insert into alısveris(urunkodu,urunadi,urunfiyati,kart_no,sonkullanmatarihi,cvv) values ('" + txt_urunkodu.Text + "','" + txt_urunadi.Text + "','" + txt_urunfiyati.Text + "','" + txt_kartno.Text + "','" + txt_sktarihi.Text + "','" + txt_cvv.Text + "')", t.getBaglanti());
cmdekle.ExecuteNonQuery();
MessageBox.Show("Alışveriş Bilgisi Eklendi");
bakiyeGuncelle();
}
else
{
MessageBox.Show("Girilen CVV veya Son Kullanma Tarihi Hatalı");
}
}
else
{
MessageBox.Show("Yetersiz Bakiye");
}
}
else
{
MessageBox.Show("EKSİK BİLGİ GİRDİNİZ");
}
txt_urunkodu.Text = "";
txt_urunadi.Text = "";
txt_urunfiyati.Text = "";
txt_kartno.Text = "";
txt_sktarihi.Text = "";
txt_cvv.Text = "";
Alısveris_Load(sender, e);
}
private void btn_ekle_Click_1(object sender, EventArgs e)
{
t = new Baglanti();
form1 = new Form1();
form1.txt_musterino.Text = txt_musterino.Text;
if (txt_musterino.Text != "" && txt_kartno.Text != "")
{
if (txt_musterino.Text != "" && txt_kartno.Text != "" && txt_donemborcu.Text != "" && txt_asgaritutar.Text != "" && txt_hesapkesimtarihi.Text != "" && txt_sonodemetarihi.Text != "")
{
;
}
{
if (form1.musteriNoKontrol())
{
NpgsqlCommand cmdekle = new NpgsqlCommand("insert into fatura(musteri_no,kart_no,donemborcu,asgaritutar,hesapkesimtarihi,sonodemetarihi) values ('" + txt_musterino.Text + "','" + txt_kartno.Text + "','" + txt_donemborcu.Text + "','" + txt_asgaritutar.Text + "','" + txt_hesapkesimtarihi.Text + "','" + txt_sonodemetarihi.Text + "')", t.getBaglanti());
cmdekle.ExecuteNonQuery();
MessageBox.Show("Fatura Eklendi");
txt_musterino.Text = "";
txt_kartno.Text = "";
txt_donemborcu.Text = "";
txt_asgaritutar.Text = "";
txt_hesapkesimtarihi.Text = "";
txt_sonodemetarihi.Text = "";
Fatura_Load(sender, e);
}
else
{
MessageBox.Show("EKSİK BİLGİ GİRDİNİZ");
}
}
}
else
{
MessageBox.Show("Müşteri ve Kart Numarası Giriniz");
}
}
private void btn_ekle_Click(object sender, EventArgs e)
{
Baglanti t = new Baglanti();
t.getBaglanti();
if (txt_tcno.Text != "" && txt_ad.Text != "" && txt_soyad.Text != "" && txt_telno.Text != "" && txt_email.Text != "" && txt_adres.Text != "" && txt_sifre.Text != "")
{
NpgsqlCommand cmdekle = new NpgsqlCommand("insert into musteri(musteri_no,tcno,adi,soyadi,telno,email,adres,sifre) values ('" + txt_musterino.Text + "','" + txt_tcno.Text + "','" + txt_ad.Text + "','" + txt_soyad.Text + "','" + txt_telno.Text + "','" + txt_email.Text + "','" + txt_adres.Text + "','" + txt_sifre.Text + "')", t.getBaglanti());
cmdekle.ExecuteNonQuery();
Hesap hesap = new Hesap();
hesap.txt_musterino.Text = txt_musterino.Text;
hesap.txt_hesapno.Text = hesap.hesapNoUret();
hesap.txt_iban.Text = hesap.ibanUret();
hesap.txt_iban.ReadOnly = true;
hesap.txt_hesapno.ReadOnly = true;
hesap.txt_musterino.ReadOnly = true;
hesap.ShowDialog();
btn_yenimusteri.Visible = true;
}
else
{
MessageBox.Show("EKSİK BİLGİ GİRDİNİZ");
btn_yenimusteri.Visible = true;
}
txt_musterino.Text = "";
txt_tcno.Text = "";
txt_ad.Text = "";
txt_soyad.Text = "";
txt_telno.Text = "";
txt_email.Text = "";
txt_adres.Text = "";
txt_sifre.Text = "";
Form1_Load(sender, e);
}