private void button1_Click(object sender, EventArgs e) { this.Hide(); var form = new Form3(); form.Closed += (s, args) => this.Close(); form.Show(); }
private void button2_Click(object sender, EventArgs e) { int? id, sid, amt, numberOfRecords; try { //id id = int.Parse(textBox1.Text); if (id == null) { MessageBox.Show("Enter Bill number !!"); } Console.WriteLine("id {0}", id); //staff-id sid = int.Parse(textBox2.Text); if (sid == null) { MessageBox.Show("Enter staff-id from which to buy !!"); } Console.WriteLine("st-id {0}", sid); //amount amt = int.Parse(textBox3.Text); if (amt == null) { MessageBox.Show("Enter Total amount !!"); } Console.WriteLine("amt {0}", amt); if (id != null && sid != null && amt != null ) { string cs = @"server=localhost;userid=root;password=1234;database=dairy_mgmt"; Console.WriteLine("inside"); MySqlConnection conn = null; try { conn = new MySqlConnection(cs); conn.Open(); //to insert data or run commands //string sql = "SELECT admin_id FROM admin WHERE admin_id = id AND pwd = pass ;"; //MySqlScript script = new MySqlScript(conn, sql); // Create Command MySqlCommand cmd = new MySqlCommand(); cmd.Connection = conn; cmd.CommandText = "SELECT * FROM staff WHERE staff_id ="+sid +";"; //cmd.Parameters.AddWithValue("?ssid", sid); Console.WriteLine("in1"); try { numberOfRecords = Convert.ToInt32(cmd.ExecuteScalar()); Console.WriteLine("no. of staff : {0}", numberOfRecords); if(numberOfRecords == -1){ MessageBox.Show("Invalid staff-id!!!"); } if (numberOfRecords != -1) { cmd.Connection = conn; cmd.CommandText = "INSERT INTO staff_bill VALUES (?id, ?sid, ?seid, ?amt) ;"; cmd.Parameters.AddWithValue("?id", id); cmd.Parameters.AddWithValue("?sid", sid); cmd.Parameters.AddWithValue("?seid", FormSeller.seller_id_g); cmd.Parameters.AddWithValue("?amt", amt); Console.WriteLine("in2"); try { cmd.ExecuteScalar(); } catch (Exception ex) { Console.WriteLine("Exception : {0}", ex); } } } catch (Exception ex) { Console.WriteLine("Exception : {0}", ex); } Console.WriteLine("MySQL version : {0}", conn.ServerVersion); //to show data //MySqlDataAdapter da = new MySqlDataAdapter("SELECT * FROM admin;", conn); //DataSet ds = new DataSet(); //da.Fill(ds); //dataGridView1.DataSource = ds.Tables[0]; } catch (MySqlException ex) { Console.WriteLine("Error: {0}", ex.ToString()); } finally { if (conn != null) { conn.Close(); } } } this.Hide(); var form = new Form3(); form.Closed += (s, args) => this.Close(); form.Show(); } catch { MessageBox.Show("Enter valid Entries !!"); } }
private void button2_Click(object sender, EventArgs e) { string pass; int? id; try { id = int.Parse(textBox1.Text); if (id == null) { MessageBox.Show("Enter Id !!"); } Console.WriteLine("id {0}", id); pass = textBox2.Text; if (pass == null) { MessageBox.Show("Enter Password !!"); } Console.WriteLine("password {0}", pass); if (id != null && pass != null) { string cs = @"server=localhost;userid=root;password=1234;database=dairy_mgmt"; Console.WriteLine("inside"); MySqlConnection conn = null; try { conn = new MySqlConnection(cs); conn.Open(); //to insert data or run commands //string sql = "SELECT admin_id FROM admin WHERE admin_id = id AND pwd = pass ;"; //MySqlScript script = new MySqlScript(conn, sql); // Create Command MySqlCommand cmd = new MySqlCommand(); cmd.Connection = conn; cmd.CommandText = "SELECT seller_id FROM seller WHERE seller_id = ?id AND pwd = ?pass ;"; cmd.Parameters.AddWithValue("?id", id); cmd.Parameters.AddWithValue("?pass", pass); Console.WriteLine("in1"); try { seller_id_g = (int)(cmd.ExecuteScalar()); } catch (Exception ex) { Console.WriteLine("Exception : {0}", ex); } Console.WriteLine("MySQL version : {0}", conn.ServerVersion); //to show data //MySqlDataAdapter da = new MySqlDataAdapter("SELECT * FROM admin;", conn); //DataSet ds = new DataSet(); //da.Fill(ds); //dataGridView1.DataSource = ds.Tables[0]; } catch (MySqlException ex) { Console.WriteLine("Error: {0}", ex.ToString()); } finally { if (conn != null) { conn.Close(); } } } if (seller_id_g == null) { MessageBox.Show("INVALID USER!!"); } else { this.Hide(); var form = new Form3(); form.Closed += (s, args) => this.Close(); form.Show(); } } catch { MessageBox.Show("Enter valid Id !!"); } }