private void updateButton_Click(object sender, EventArgs e) { President p = new President(); try { SqlConn connect = new SqlConn(); connect.open(); SqlCommand command = new SqlCommand(); command.Connection = connect.sqlConnection; command.CommandText = "update dbo.President set president_name = '" + updateNameTextbox.Text + "', president_email = '" + updateEmailTextbox.Text + "', president_gender = '" + genderCombobox.Text + "', president_password = '******' where president_id = " + p.getPresidentID(session); SqlDataReader reader = command.ExecuteReader(); reader.Close(); connect.close(); MessageBox.Show("Your account details had update successfully! "); openView(); } catch (Exception ex) { MessageBox.Show("error" + ex); } loadPresidentData(); openView(); }
private void createButton_Click(object sender, EventArgs e) { validateEmptyField(); if (insertClubData) { decimal societyFees = Convert.ToDecimal(societyFeesTextbox.Text); try { SqlConn connect = new SqlConn(); connect.open(); SqlCommand command = new SqlCommand(); command.Connection = connect.sqlConnection; command.CommandText = "insert into dbo.Club values (NULL, '" + societyNameTextbox.Text + "'," + societyFees + ",'" + societyDescriptionTextbox.Text + "');"; SqlDataReader reader = command.ExecuteReader(); reader.Close(); connect.close(); MessageBox.Show("Your society had created successfully, please click [Refresh] to display your society in the list. "); this.Hide(); } catch (Exception ex) { MessageBox.Show("error" + ex); } } }
public int getMemberID() { SqlConn connect = new SqlConn(); connect.open(); SqlCommand command = new SqlCommand(); command.Connection = connect.sqlConnection; command.CommandText = "select student_id from dbo.Student where student_name = '" + getName() + "' and student_handphone = " + getHP() + " and student_email = '" + getEmail() + "' and student_gender = '" + getGender() + "' and student_intakecode = '" + getIntakeCode() + "'"; SqlDataReader reader = command.ExecuteReader(); while (reader.Read()) { memberID = Convert.ToInt32(reader["student_id"].ToString()); } reader.Close(); connect.close(); return(memberID); }
private void deleteButton_Click(object sender, EventArgs e) { validateEmptyField(); if (insertStudentData) { Member member = new Member(studentNameTextbox.Text, Convert.ToInt64(studenthpTextbox.Text), studentEmailTextbox.Text, studentGenderCombobox.Text, intakeCodeTextbox.Text); SqlConn connect = new SqlConn(); connect.open(); SqlCommand command = new SqlCommand(); command.Connection = connect.sqlConnection; command.CommandText = "delete from dbo.Register where student_id = " + studentID; SqlDataReader reader = command.ExecuteReader(); deleteMemberFromStudent(); reader.Close(); connect.close(); displayAllField(); // display all the data clearField(); // clear text field // return success message messageText.ForeColor = System.Drawing.Color.Green; messageText.Text = "Member information DELETE successfully ! "; } else { // warning message messageText.ForeColor = System.Drawing.Color.Red; messageText.Text = "DELETE action is INVALID \n because you haven't select a member! "; } }
private void addDataIntoRegister() { Club club = new Club(); Member member = new Member(); // get student id for register table member.setName(studentNameTextbox.Text); studentID = member.getMemberID(member.getName()); // get club id for register table string clubName = club.getClubNameDisplay(session); int clubID = club.getClubIDFromPresident(session); SqlConn connect = new SqlConn(); connect.open(); SqlCommand command = new SqlCommand(); command.Connection = connect.sqlConnection; command.CommandText = "insert into dbo.register values(" + studentID + "," + clubID + ",CURRENT_TIMESTAMP, " + club.getClubFeesFromDb(clubID) + ", '0')"; SqlDataReader reader = command.ExecuteReader(); reader.Close(); connect.close(); }
public int getSecureMeetingID() { Club club = new Club(); SqlConn connect = new SqlConn(); connect.open(); SqlCommand command = new SqlCommand(); command.Connection = connect.sqlConnection; command.CommandText = "select meeting_id from dbo.Meeting where meeting_name = '" + getMeetingName() + "' and meeting_location = '" + getMeetingLocation() + "' and meeting_description = '" + getMeetingDescription() + "' and meeting_starttime = '" + getStartTime() + "' and meeting_endtime = '" + getEndTime() + "' and club_id = " + club.getClubIDFromPresident(session); SqlDataReader reader = command.ExecuteReader(); while (reader.Read()) { meetingID = Convert.ToInt32(reader["meeting_id"].ToString()); } reader.Close(); connect.close(); return(meetingID); }
private void updateSocietyButton_Click(object sender, EventArgs e) { President p = new President(); decimal societyFees = Convert.ToDecimal(societyFeesTextbox.Text); try { SqlConn connect = new SqlConn(); connect.open(); SqlCommand command = new SqlCommand(); command.Connection = connect.sqlConnection; command.CommandText = "update dbo.Club set club_name = '" + societyNameTextbox.Text + "', club_fees = " + societyFees + ", club_description = '" + societyDescriptionTextbox.Text + "' where president_id = " + p.getPresidentID(session); SqlDataReader reader = command.ExecuteReader(); reader.Close(); connect.close(); MessageBox.Show("Your society had update successfully! "); showView(); } catch (Exception ex) { MessageBox.Show("error" + ex); } loadClubData(); showView(); }
private void submitButton_Click(object sender, EventArgs e) { for (int i = attendanceList.Rows.Count - 1; i >= 0; i--) { bool attend = (bool)attendanceList.Rows[i].Cells[4].Value; if (attend) { Member m = new Member(); Meeting mt = new Meeting(session); mt.setName(meetingCombobox.Text); President p = new President(); string name = attendanceList.Rows[i].Cells[0].Value.ToString(); SqlConn connect = new SqlConn(); connect.open(); SqlCommand command = new SqlCommand(); command.Connection = connect.sqlConnection; command.CommandText = "insert into dbo.Attendance values (" + m.getMemberID(name) + "," + mt.getMeetingID() + "," + p.getPresidentID(session) + ",'1')"; SqlDataReader reader = command.ExecuteReader(); reader.Close(); connect.close(); } } MessageBox.Show("Your attendance had updated! "); navigation(); }
private void signInButton_Click(object sender, EventArgs e) { try { SqlConn connect = new SqlConn(); connect.open(); SqlCommand command = new SqlCommand(); command.Connection = connect.sqlConnection; command.CommandText = "select * from dbo.President where PRESIDENT_NAME = '" + usernameTextbox.Text + "' and PRESIDENT_PASSWORD = '******'"; SqlDataReader reader = command.ExecuteReader(); if (reader.Read()) { reader.Close(); connect.close(); createDashboard(usernameTextbox.Text); // proceed to dashboard if login criteria is correct } else { MessageBox.Show("Incorrect username and password combination."); reader.Close(); connect.close(); } } catch (Exception ex) { MessageBox.Show("error" + ex); } }
// delete Member from student table private void deleteMemberFromStudent() { SqlConn connect = new SqlConn(); connect.open(); SqlCommand command = new SqlCommand(); command.Connection = connect.sqlConnection; command.CommandText = "delete from dbo.Student where student_id = " + studentID; SqlDataReader reader = command.ExecuteReader(); reader.Close(); connect.close(); }
public void loadClubCombobox() { SqlConn conn = new SqlConn(); SqlDataAdapter sda = new SqlDataAdapter("select club_name from dbo.Club", conn.sqlConnection); DataTable dt = new DataTable(); sda.Fill(dt); posCombobox.Items.Clear(); foreach (DataRow item in dt.Rows) { posCombobox.Items.Add(item[0].ToString()); } }
private void updateButton_Click(object sender, EventArgs e) { validateEmptyField(); if (insertMeetingData) { Meeting m = new Meeting(session); m.setName(nameTextbox.Text); m.setLocation(locationTextbox.Text); m.setStartTime(datePicker.Value, startTimePicker.Value); m.setEndTime(datePicker.Value, endTimePicker.Value); m.setDescription(descriptionTextbox.Text); m.calculateDuration(); Club club = new Club(); SqlConn connect = new SqlConn(); connect.open(); SqlCommand command = new SqlCommand(); command.Connection = connect.sqlConnection; command.CommandText = "update dbo.meeting set meeting_name = '" + m.getMeetingName() + "', meeting_location = '" + m.getMeetingLocation() + "', meeting_description = '" + m.getMeetingDescription() + "', meeting_starttime = '" + m.getStartTime() + "', meeting_endtime = '" + m.getEndTime() + "', meeting_duration = " + m.getDuration() + "where meeting_id = " + meetingID + " and club_id = " + club.getClubIDFromPresident(session); SqlDataReader reader = command.ExecuteReader(); reader.Close(); connect.close(); // success message messageText.ForeColor = System.Drawing.Color.Green; messageText.Text = "Update meeting details successful. "; displayAllField(); clearField(); } else { MessageBox.Show("Your UPDATE action is INVALID because some field is empty or wrong"); // warning message messageText.ForeColor = System.Drawing.Color.Red; messageText.Text = "UPDATE action is INVALID \n because some field is empty or wrong ! "; } addButton.Visible = true; }
public void loadClubCombobox() { Club club = new Club(); SqlConn sqlConn = new SqlConn(); SqlDataAdapter sda = new SqlDataAdapter("select meeting_name from dbo.meeting where club_id = " + club.getClubIDFromPresident(session), sqlConn.sqlConnection); DataTable dt = new DataTable(); sda.Fill(dt); meetingNameComboBox.Items.Clear(); foreach (DataRow item in dt.Rows) { meetingNameComboBox.Items.Add(item[0].ToString()); } }
private void deleteExpiredMeeting() { string queryMeeting = identifyExpiredMeetingIDQuery(); SqlConn connect = new SqlConn(); connect.open(); SqlCommand command = new SqlCommand(); command.Connection = connect.sqlConnection; command.CommandText = queryMeeting; SqlDataReader reader = command.ExecuteReader(); reader.Close(); connect.close(); }
private void updateButton_Click(object sender, EventArgs e) { validateEmptyField(); if (insertStudentData) { Member member = new Member(studentNameTextbox.Text, Convert.ToInt64(studenthpTextbox.Text), studentEmailTextbox.Text, studentGenderCombobox.Text, intakeCodeTextbox.Text); // get club id for register table Club club = new Club(); int clubID = club.getClubIDFromPresident(session); SqlConn connect = new SqlConn(); connect.open(); SqlCommand command = new SqlCommand(); command.Connection = connect.sqlConnection; command.CommandText = "update s set s.student_name = '" + member.getName() + "', s.student_handphone = " + member.getHP() + ", s.student_email = '" + member.getEmail() + "', s.student_gender = '" + member.getGender() + "', s.student_intakecode = '" + member.getIntakeCode() + "' from student as s inner join register as r on s.student_id = r.student_id inner join club as c on r.club_id = c.club_id where r.student_id = " + studentID + " and r.club_id = " + clubID; SqlDataReader reader = command.ExecuteReader(); reader.Close(); connect.close(); displayAllField(); // display all the data clearField(); // clear text field // return success message messageText.ForeColor = System.Drawing.Color.Green; messageText.Text = "Member information UPDATE successfully ! "; } else { // warning message messageText.ForeColor = System.Drawing.Color.Red; messageText.Text = "UPDATE action is INVALID \n because some field is empty or wrong ! "; } addButton.Visible = true; }
private void loadPresidentData() { President p = new President(); try { SqlConn connect = new SqlConn(); connect.open(); SqlCommand command = new SqlCommand(); command.Connection = connect.sqlConnection; command.CommandText = "select * from dbo.President where president_id = " + p.getPresidentID(session); SqlDataReader reader = command.ExecuteReader(); if (reader.Read()) { President pred = new President(); pred.setPresidentName(reader.GetString(2)); pred.setPresidentEmail(reader.GetString(3)); pred.setPresidentGender(reader.GetString(4)); pred.setPresidentPassword(reader.GetString(5), reader.GetString(5)); // show value for edit name.Text = pred.getPresidentName(); email.Text = pred.getPresidentEmail(); gender.Text = pred.getPresidentGender(); pw.Text = pred.getPresidentPassword(); // automate value on textfield updateNameTextbox.Text = pred.getPresidentName(); pwTextbox.Text = pred.getPresidentPassword(); genderCombobox.Text = pred.getPresidentGender(); updateEmailTextbox.Text = pred.getPresidentEmail(); // close connection connect.close(); reader.Close(); } } catch (Exception ex) { MessageBox.Show("error " + ex); } }
private void updateButton_Click(object sender, EventArgs e) { validateEmptyField(); if (insertStudentData) { // calculate the fees even though without pressing the button calculateFees(); // determine the paid status if the fees left is zero Fee f = new Fee(); f.setFeesLeft(leftFees); int paidStatus = f.calculatePaidStatus(); // get club id for register table Club club = new Club(); int clubID = club.getClubIDFromPresident(session); // get student id for register table Member member = new Member(); member.setName(studNameLabel.Text); int studentID = member.getMemberID(member.getName()); SqlConn connect = new SqlConn(); connect.open(); SqlCommand command = new SqlCommand(); command.Connection = connect.sqlConnection; command.CommandText = "update r set r.member_fees = " + leftFees + ", member_paid = " + paidStatus + " from student as s inner join register as r on s.student_id = r.student_id inner join club as c on r.club_id = c.club_id where r.student_id = " + studentID + " and r.club_id = " + clubID; SqlDataReader reader = command.ExecuteReader(); reader.Close(); connect.close(); displayFeeSummary(); // display all the fees summary clearField(); // clear text field */ MessageBox.Show("The club fee had UPDATED successfully! "); } else { MessageBox.Show("UPDATE action is INVALID \nbecause some field is empty or wrong !"); } }
private void addButton_Click(object sender, EventArgs e) { validateEmptyField(); if (insertMeetingData) { Meeting m = new Meeting(session); m.setName(nameTextbox.Text); m.setLocation(locationTextbox.Text); m.setStartTime(datePicker.Value, startTimePicker.Value); m.setEndTime(datePicker.Value, endTimePicker.Value); m.setDescription(descriptionTextbox.Text); m.calculateDuration(); Club club = new Club(); SqlConn connect = new SqlConn(); connect.open(); SqlCommand command = new SqlCommand(); command.Connection = connect.sqlConnection; command.CommandText = "insert into dbo.meeting values (" + club.getClubIDFromPresident(session) + ",'" + m.getMeetingName() + "','" + m.getMeetingLocation() + "','" + m.getMeetingDescription() + "','" + m.getStartTime() + "','" + m.getEndTime() + "'," + m.getDuration() + ")"; SqlDataReader reader = command.ExecuteReader(); reader.Close(); connect.close(); // success message messageText.ForeColor = System.Drawing.Color.Green; messageText.Text = "Create meeting successful. "; displayAllField(); clearField(); } else { MessageBox.Show("Your action is INVALID because some field is empty or wrong"); // warning message messageText.ForeColor = System.Drawing.Color.Red; messageText.Text = "INSERT action is INVALID \n because some field is empty or wrong ! "; } }
// display data in datagridview base on query private void displayData(string query) { try { SqlConn connect = new SqlConn(); connect.open(); SqlCommand command = new SqlCommand(); command.Connection = connect.sqlConnection; command.CommandText = query; SqlDataAdapter storage = new SqlDataAdapter(command); //store the data get from database DataTable datatable = new DataTable(); //put data into this table storage.Fill(datatable); attendanceList.DataSource = datatable; //datagridtable get data from the data table connect.close(); } catch (Exception ex) { MessageBox.Show("" + ex); } DataGridViewCheckBoxColumn chk = new DataGridViewCheckBoxColumn(); if (attendanceList.Columns.Contains("CheckBox")) { attendanceList.Columns.Remove("CheckBox"); } chk.HeaderText = "Attendance"; chk.Name = "CheckBox"; chk.FalseValue = false; attendanceList.Columns.Add(chk); foreach (DataGridViewColumn dc in attendanceList.Columns) { dc.ReadOnly = (dc.Index.Equals(4)) ? false : true; } foreach (DataGridViewRow row in attendanceList.Rows) { row.Cells[4].Value = false; } }
private void loadDataIntoDetails() { Meeting m = new Meeting(session); Club club = new Club(); m.setName(meetingNameComboBox.Text); try { SqlConn connect = new SqlConn(); connect.open(); SqlCommand command = new SqlCommand(); command.Connection = connect.sqlConnection; command.CommandText = "select * from dbo.Meeting where meeting_name = '" + m.getMeetingName() + "' and club_id = " + club.getClubIDFromPresident(session); SqlDataReader reader = command.ExecuteReader(); if (reader.Read()) { m.setName(reader.GetString(2)); m.setLocation(reader.GetString(3)); m.setDescription(reader.GetString(4)); m.setStartDate(reader.GetDateTime(5)); m.setEndDate(reader.GetDateTime(6)); // automate value on textfield nameLabel.Text = m.getMeetingName(); locationLabel.Text = m.getMeetingLocation(); startTimeLabel.Text = m.getStartDate().ToString(); endTimeLabel.Text = m.getEndDate().ToString(); descriptionLabel.Text = m.getMeetingDescription().ToString(); durationLabel.Text = m.getReportDurationText().ToString(); // close connection connect.close(); reader.Close(); } } catch (Exception ex) { MessageBox.Show("error " + ex); } }
private void loadClubData() { President p = new President(); try { SqlConn connect = new SqlConn(); connect.open(); SqlCommand command = new SqlCommand(); command.Connection = connect.sqlConnection; command.CommandText = "select * from dbo.Club where president_id = " + p.getPresidentID(session); SqlDataReader reader = command.ExecuteReader(); if (reader.Read()) { Club club = new Club(); club.setClubName(reader.GetString(2)); club.setClubFees(reader.GetDecimal(3)); club.setClubDescription(reader.GetString(4)); // show value for edit societyName.Text = club.getClubName(); societyFees.Text = club.getClubFees(); beautifyDescription(); societyDescription.Text = club.getClubDescription(); // automate value on textfield societyNameTextbox.Text = club.getClubName(); feesLabel.Text = club.getClubFees(); societyDescriptionTextbox.Text = club.getClubDescription(); // close connection connect.close(); reader.Close(); } } catch (Exception ex) { MessageBox.Show("error " + ex); } }
private void deleteButton_Click(object sender, EventArgs e) { validateEmptyField(); if (insertMeetingData) { Meeting m = new Meeting(session); m.setName(nameTextbox.Text); m.setLocation(locationTextbox.Text); m.setStartTime(datePicker.Value, startTimePicker.Value); m.setEndTime(datePicker.Value, endTimePicker.Value); m.setDescription(descriptionTextbox.Text); m.calculateDuration(); Club club = new Club(); SqlConn connect = new SqlConn(); connect.open(); SqlCommand command = new SqlCommand(); command.Connection = connect.sqlConnection; command.CommandText = "delete dbo.meeting where meeting_id = " + meetingID + " and club_id = " + club.getClubIDFromPresident(session); SqlDataReader reader = command.ExecuteReader(); reader.Close(); connect.close(); // success message messageText.ForeColor = System.Drawing.Color.Green; messageText.Text = "Delete meeting details successful. "; displayAllField(); clearField(); } else { MessageBox.Show("Your Delete action is INVALID because you did not specifiy a meeting details"); // warning message messageText.ForeColor = System.Drawing.Color.Red; messageText.Text = "Your Delete action is INVALID because you did not specifiy a meeting details"; } }
private void updateClubDatabase(string session, string clubname) { if (clubname == "") { return; } else { President p = new President(); SqlConn connect = new SqlConn(); connect.open(); SqlCommand command = new SqlCommand(); command.Connection = connect.sqlConnection; command.CommandText = "update dbo.club set president_id = " + p.getPresidentID(session) + " where club_name = '" + clubname + "'"; SqlDataReader reader = command.ExecuteReader(); reader.Close(); connect.close(); } }
private void displayAttendance(string query) { try { SqlConn connect = new SqlConn(); connect.open(); SqlCommand command = new SqlCommand(); command.Connection = connect.sqlConnection; command.CommandText = query; SqlDataAdapter storage = new SqlDataAdapter(command); //store the data get from database DataTable datatable = new DataTable(); //put data into this table storage.Fill(datatable); attendanceList1.DataSource = datatable; //datagridtable get data from the data table connect.close(); } catch (Exception ex) { MessageBox.Show("" + ex); } }
private int getClubID(string clubName) { SqlConn connect = new SqlConn(); connect.open(); SqlCommand command = new SqlCommand(); command.Connection = connect.sqlConnection; command.CommandText = "select club_id from dbo.Club where club_name = '" + clubName + "'"; SqlDataReader reader = command.ExecuteReader(); while (reader.Read()) { clubID = Convert.ToInt32(reader["club_id"].ToString()); } reader.Close(); connect.close(); return(clubID); }
// add button helps insert student data into database. private void addButton_Click(object sender, EventArgs e) { validateEmptyField(); if (insertStudentData) { Member member = new Member(studentNameTextbox.Text, Convert.ToInt64(studenthpTextbox.Text), studentEmailTextbox.Text, studentGenderCombobox.Text, intakeCodeTextbox.Text); SqlConn connect = new SqlConn(); connect.open(); SqlCommand command = new SqlCommand(); command.Connection = connect.sqlConnection; command.CommandText = "insert into dbo.Student values ('" + member.getName() + "'," + member.getHP() + ",'" + member.getEmail() + "','" + member.getGender() + "','" + member.getIntakeCode() + "')"; SqlDataReader reader = command.ExecuteReader(); reader.Close(); connect.close(); //execute another query insert into register table addDataIntoRegister(); displayAllField(); // display all the data clearField(); // clear text field // return success message messageText.ForeColor = System.Drawing.Color.Green; messageText.Text = "Member information INSERT successfully ! "; } else { MessageBox.Show("Your action is INVALID because some field is empty or wrong"); // warning message messageText.ForeColor = System.Drawing.Color.Red; messageText.Text = "INSERT action is INVALID \n because some field is empty or wrong"; } }
public int getPresidentID(string presidentName) { SqlConn connect = new SqlConn(); connect.open(); SqlCommand command = new SqlCommand(); command.Connection = connect.sqlConnection; command.CommandText = "select president_id from dbo.President where president_name = '" + presidentName + "'"; SqlDataReader reader = command.ExecuteReader(); while (reader.Read()) { pred_id = Convert.ToInt32(reader["president_id"].ToString()); } reader.Close(); connect.close(); return(pred_id); }
public decimal getClubFeesFromDb(int clubID) { SqlConn connect = new SqlConn(); connect.open(); SqlCommand command = new SqlCommand(); command.Connection = connect.sqlConnection; command.CommandText = "select club_fees from dbo.Club where club_id = " + clubID; SqlDataReader reader = command.ExecuteReader(); while (reader.Read()) { clubFees = Convert.ToDecimal(reader["club_fees"].ToString()); } reader.Close(); connect.close(); return(clubFees); }
private void updateButton_Click(object sender, EventArgs e) { validateEmptyField(); if (insertData) { President p = new President(); try { SqlConn connect = new SqlConn(); connect.open(); SqlCommand command = new SqlCommand(); command.Connection = connect.sqlConnection; command.CommandText = "update dbo.President set president_name = '" + updateNameTextbox.Text + "', president_email = '" + updateEmailTextbox.Text + "', president_gender = '" + genderCombobox.Text + "', president_password = '******' where president_id = " + p.getPresidentID(session); SqlDataReader reader = command.ExecuteReader(); reader.Close(); connect.close(); // register updated name for session on data retrieval p.setPresidentName(updateNameTextbox.Text); this.session = p.getPresidentName(); MessageBox.Show("Your account details had update successfully! "); openView(); } catch (Exception ex) { MessageBox.Show("error" + ex); } openView(); loadPresidentData(); } else { MessageBox.Show("Update action is INVALID \n because some field is empty or wrong. "); } }
public int getMeetingID() { SqlConn connect = new SqlConn(); connect.open(); SqlCommand command = new SqlCommand(); command.Connection = connect.sqlConnection; //command.CommandText = "select meeting_id from dbo.Meeting where club_name = " + clubName; SqlDataReader reader = command.ExecuteReader(); while (reader.Read()) { meetingID = Convert.ToInt32(reader["meeting_id"].ToString()); } reader.Close(); connect.close(); return(meetingID); }