public Registration_and_Marks() { student = new Student(); marks = new Marks(); course = new Course(); session = new Session(); }
private void InsertButton_Click(object sender, EventArgs e) { int deleteFailureCounter = 0, updateFailureCounter = 0, insertFailureCounter = 0; for (int i = 0; i < dataGridView1.RowCount - 1; i++) { if ((UpdateType)dataGridView1.Rows[i].Tag == UpdateType.Delete) { if (!Course.Delete((int?)dataGridView1["courseIDColumn",i].Value)) { deleteFailureCounter++; } } else if ((UpdateType)dataGridView1.Rows[i].Tag == UpdateType.Insert) { Course course = new Course(); course.Prefix = (string)dataGridView1["CoursePrefixColumn", i].Value; course.Title = (string)dataGridView1["CourseTitleColumn", i].Value; course.Is_Optional = (bool?)dataGridView1["IsOptionalColumn", i].Value; string CourseNumber = (string)dataGridView1["courseNumberColumn", i].Value; if (CourseNumber.Length == 4) { int courseYear = int.Parse(CourseNumber[0].ToString()); if (courseYear > 0 && courseYear <= 4) { int courseTerm = int.Parse(CourseNumber[1].ToString()); if (courseTerm > 0 && courseTerm <= 2) { course.Year = courseYear; course.Term = courseTerm; course.Course_No = CourseNumber.Substring(2, 2); try { course.Credit = (decimal?)decimal.Parse("0" + dataGridView1["CreditHourColumn", i].Value.ToString()); if (!course.Insert()) { insertFailureCounter++; } courseList.Add(course); dataGridView1.Rows[i].Tag = UpdateType.Update; } catch { insertFailureCounter++; } } else insertFailureCounter++; } else insertFailureCounter++; } else insertFailureCounter++; } else if ((UpdateType)dataGridView1.Rows[i].Tag == UpdateType.Update) { Course course = courseList[i]; course.ID = (int?)dataGridView1["CourseIDColumn", i].Value; course.Prefix = (string)dataGridView1["CoursePrefixColumn", i].Value; course.Title = (string)dataGridView1["CourseTitleColumn", i].Value; course.Is_Optional = (bool?)dataGridView1["IsOptionalColumn", i].Value; string CourseNumber = (string)dataGridView1["courseNumberColumn", i].Value; if (CourseNumber.Length == 4) { int courseYear = int.Parse(CourseNumber[0].ToString()); if (courseYear > 0 && courseYear <= 4) { int courseTerm = int.Parse(CourseNumber[1].ToString()); if (courseTerm > 0 && courseTerm <= 2) { course.Year = courseYear; course.Term = courseTerm; course.Course_No = CourseNumber.Substring(2, 2); try { course.Credit = (decimal?)decimal.Parse("0" + dataGridView1["CreditHourColumn", i].Value.ToString()); if (!course.Update()) { updateFailureCounter++; } } catch { updateFailureCounter++; } } else updateFailureCounter++; } else updateFailureCounter++; } else updateFailureCounter++; } } if (updateFailureCounter == 0 && deleteFailureCounter == 0 && insertFailureCounter == 0) MessageBox.Show("Updated Successfully"); else { string s = ""; if(deleteFailureCounter != 0) s+=deleteFailureCounter + " rows failed to delete.\r\n"; if(updateFailureCounter != 0) s += updateFailureCounter + " rows failed to update.Pssible Reason is Duplicate/Invalid Course Number or Invalid Credit Hour\r\n"; if(insertFailureCounter != 0) s += insertFailureCounter + " rows failed to Insert. Pssible Reason is Duplicate/Invalid Course Number or Invalid Credit Hour"; MessageBox.Show(s); } }
public static List<Registration_and_Marks> getAllRegistrationList(int? sessionID, string batch, int? year, int? term, int? courseID, int? stdID) { OleDbConnection connection = new OleDbConnection(global::ResultManagement.Properties.Settings.Default.ConnectionString); /*string cmdStr = @"SELECT [session].ID as SessionID, [session].sessionName, Student.ID as StdID, Student.Batch, Student.Roll, Student.St_Name, Registered_Session.ID as registered_session_ID, Registered_Session.Reg_Year, Registered_Session.Reg_Term, Registration_and_Marks.ID as MarksID, Registration_and_Marks.is_Retake, Registration_and_Marks.Attendence, Registration_and_Marks.CT_or_Viva,Registration_and_Marks.SA_or_SecA, Registration_and_Marks.SecB, Course.ID as CourseID, Course.Course_Prefix, Course.Course_Year, Course.Course_Term, Course.Course_No, Course.Credit, Course.Title, Course.is_Optional FROM [Session],Student,Registered_Session,Registration_and_Marks,Course WHERE [Session].ID = Registered_Session.Sess_ID AND Student.ID = Registered_Session.Std_ID AND Registered_Session.ID = Registration_and_Marks.Reg_Sess_ID AND Registration_and_Marks.Course_ID = Course.ID";*/ string cmdStr = @"SELECT SessionID, sessionName, StdID, Batch, Roll, St_Name, registered_session_ID, Reg_Year, Reg_Term, MarksID, is_Retake, Attendence,CT_or_Viva,SA_or_SecA, SecB, CourseID, Course_Prefix, Course_Year, Course_Term,Course_No,Credit, Title, is_Optional FROM (SELECT [session].ID as SessionID, [session].sessionName, Student.ID as StdID, Student.Batch, Student.Roll, Student.St_Name, Registered_Session.ID as registered_session_ID, Registered_Session.Reg_Year, Registered_Session.Reg_Term FROM Student INNER JOIN ([Session] INNER JOIN Registered_Session ON [Session].ID=Registered_Session.Sess_ID) ON Student.ID=Registered_Session.Std_ID) AS T1 LEFT JOIN (SELECT Registration_and_Marks.ID as MarksID, Registration_and_Marks.Reg_Sess_ID, Registration_and_Marks.is_Retake, Registration_and_Marks.Attendence, Registration_and_Marks.CT_or_Viva,Registration_and_Marks.SA_or_SecA, Registration_and_Marks.SecB, Course.ID as CourseID, Course.Course_Prefix, Course.Course_Year, Course.Course_Term, Course.Course_No, Course.Credit, Course.Title, Course.is_Optional FROM Course INNER JOIN Registration_and_Marks ON Course.ID=Registration_and_Marks.Course_ID) AS T2 ON T1.registered_session_ID=T2.Reg_Sess_ID WHERE 1 "; if (sessionID != null) { cmdStr += @" AND SessionID = " + sessionID; } if (batch != null) { cmdStr += @" AND Batch = '" + batch + "'"; } if (year != null) { cmdStr += @" AND Reg_Year = " + year; } if (term != null) { cmdStr += @" AND Reg_Term = " + term; } if(courseID != null) { cmdStr += @" AND CourseID = " + courseID; } if (stdID != null) { cmdStr += @" AND StdID = " + stdID; } cmdStr += @" ORDER BY registered_session_ID, StdID, reg_year, reg_term, course_year desc, course_term desc, course_no, course_prefix"; OleDbCommand cmd = new OleDbCommand(cmdStr, connection); List<Registration_and_Marks> registration_and_MarksList = new List<Registration_and_Marks>(); try { connection.Open(); OleDbDataReader reader = cmd.ExecuteReader(); while (reader.Read()) { Registration_and_Marks regisTration_and_Marks = new Registration_and_Marks(); regisTration_and_Marks.Registered_Session_ID = (int)reader.GetValue(reader.GetOrdinal("registered_session_ID")); regisTration_and_Marks.Reg_Year = (int)reader.GetValue(reader.GetOrdinal("Reg_Year")); regisTration_and_Marks.Reg_Term = (int)reader.GetValue(reader.GetOrdinal("Reg_Term")); Session session = new Session(); session.SessionID = (int)reader.GetValue(reader.GetOrdinal("SessionID")); session.SessionName = (string)reader.GetValue(reader.GetOrdinal("SessionName")); regisTration_and_Marks.Session = session; Student student = new Student(); student.Batch = (string)reader.GetValue(reader.GetOrdinal("Batch")); student.StudentId = (int)reader.GetValue(reader.GetOrdinal("StdID")); student.Roll = (string)reader.GetValue(reader.GetOrdinal("Roll")); student.Name = (string)reader.GetValue(reader.GetOrdinal("St_Name")); regisTration_and_Marks.Student = student; Course course = new Course(); try { course.ID = (int?)reader.GetValue(reader.GetOrdinal("CourseID")); course.Prefix = (string)reader.GetValue(reader.GetOrdinal("Course_Prefix")); course.Year = (int?)reader.GetValue(reader.GetOrdinal("Course_Year")); course.Term = (int?)reader.GetValue(reader.GetOrdinal("Course_Term")); course.Course_No = (string)reader.GetValue(reader.GetOrdinal("Course_No")); course.Credit = (decimal?)reader.GetValue(reader.GetOrdinal("Credit")); course.Title = (string)reader.GetValue(reader.GetOrdinal("Title")); course.Is_Optional = (bool?)reader.GetValue(reader.GetOrdinal("is_Optional")); regisTration_and_Marks.Course = course; } catch { } Marks marks = new Marks(); try { marks.MarksID = (int?)reader.GetValue(reader.GetOrdinal("MarksID")); marks.IsRetake = (bool?)reader.GetValue(reader.GetOrdinal("is_Retake")); marks.Attendence = (int?)reader.GetValue(reader.GetOrdinal("Attendence")); marks.Ct_or_Viva = (int?)reader.GetValue(reader.GetOrdinal("CT_or_Viva")); marks.SA_or_SecA = (int?)reader.GetValue(reader.GetOrdinal("SA_or_SecA")); marks.SecB = (int?)reader.GetValue(reader.GetOrdinal("SecB")); regisTration_and_Marks.Marks = marks; } catch { } registration_and_MarksList.Add(regisTration_and_Marks); } } finally { connection.Close(); } return registration_and_MarksList; }
public static List<Course> getCourseListOfATerm(int? year, int? term) { OleDbConnection connection = new OleDbConnection(global::ResultManagement.Properties.Settings.Default.ConnectionString); string cmdStr = @"SELECT ID, Course_Prefix, Course_Year, Course_Term, Course_No, Credit, Title, is_Optional From Course WHERE 1 "; if (year != null) { cmdStr += " AND Course_Year = " + year; } if (term != null) { cmdStr += " AND Course_Term = " + term; } cmdStr += @" ORDER BY Course_prefix,Course_year desc,Course_term desc,Course_no"; List<Course> courseList = new List<Course>(); OleDbCommand cmd = new OleDbCommand(cmdStr, connection); try { connection.Open(); OleDbDataReader reader = cmd.ExecuteReader(); while (reader.Read()) { Course course = new Course(); course.ID = (int)reader.GetValue(reader.GetOrdinal("ID")); course.Prefix = (string)reader.GetValue(reader.GetOrdinal("Course_Prefix")); course.Year = (int)reader.GetValue(reader.GetOrdinal("Course_Year")); course.Term = (int)reader.GetValue(reader.GetOrdinal("Course_Term")); course.Course_No = (string)reader.GetValue(reader.GetOrdinal("Course_No")); course.Credit = (decimal)reader.GetValue(reader.GetOrdinal("Credit")); course.Title = (string)reader.GetValue(reader.GetOrdinal("Title")); course.Is_Optional = (bool)reader.GetValue(reader.GetOrdinal("is_Optional")); courseList.Add(course); } } finally { connection.Close(); } return courseList; }