public int CreateAssignment(Assignment ass)
{
try
{
cmd = new SqlCommand();
cmd.CommandText = "INSERT INTO Assignment(subject, title, exercise, date, deadline, teacherId) VALUES(@subject, @title, @exercise, @date, @deadline, @teacherId)";
cmd.Parameters.AddWithValue("subject", ass.Subject);
cmd.Parameters.AddWithValue("title", ass.Title);
cmd.Parameters.AddWithValue("exercise", ass.Exercise);
cmd.Parameters.AddWithValue("date", ass.Date);
cmd.Parameters.AddWithValue("deadline", ass.Deadline);
cmd.Parameters.AddWithValue("teacherId", ass.Teacher.Id);
dbCon = new DbConnection();
cmd.Connection = dbCon.GetConnection();
cmd.Connection.Open();
cmd.CommandType = CommandType.Text;
result = cmd.ExecuteNonQuery();
}
catch (Exception)
{
throw;
}
finally
{
cmd.Connection.Close();
}
return result;
}
public int CreateAssignment(int teacherId, string subject, string title, string exercise, DateTime date, DateTime deadline)
{
Assignment asg = new Assignment();
asg.Teacher = new Person(teacherId);
asg.Subject = subject;
asg.Title = title;
asg.Exercise = exercise;
asg.Date = date;
asg.Deadline = deadline;
asgDb = new AssignmentDb();
return asgDb.CreateAssignment(asg);
}
public int CreateAssignment(int teacherId, string subject, string title, string exercise, DateTime date, DateTime deadline)
{
PersonCtrl usCtrl = new PersonCtrl();
Assignment ass = new Assignment();
ass.teacher = (Teacher)usCtrl.GetPerson(teacherId);
ass.subject = subject;
ass.title = title;
ass.exercise = exercise;
ass.date = date;
ass.deadline = deadline;
AssignmentDb assDb = new AssignmentDb();
return assDb.CreateAssignment(ass);
}
public ListForObjects GetAllHomeworksById(int assignmentId)
{
ListForObjects homeworkList = new ListForObjects();
try
{
comm = new SqlCommand();
comm.CommandText = "SELECT * FROM Homework WHERE assignmentId = " + assignmentId;
dbCon = new DbConnection();
comm.Connection = dbCon.GetConnection();
comm.Connection.Open();
comm.CommandType = CommandType.Text;
SqlDataReader dr = comm.ExecuteReader();
while (dr.Read())
{
Homework h = new Homework();
h.Id = Convert.ToInt32(dr["hid"]);
Assignment a = new Assignment();
a.Id = Convert.ToInt32(dr["assignmentId"]);
h.Assignment = a;
Child c = new Child();
c.Id = Convert.ToInt32(dr["childId"]);
h.Child = c;
h.Date = Convert.ToDateTime(dr["date"]);
h.DiskName = Convert.ToString(dr["diskName"]);
homeworkList.AddObj(h);
}
}
catch (Exception)
{
throw;
}
finally
{
comm.Connection.Close();
}
return homeworkList;
}
private Assignment BuildAssignment(SqlDataReader dr)
{
Assignment asg = null;
try
{
asg = new Assignment();
asg.Id = Convert.ToInt32(dr["aid"]);
asg.Subject = dr["subject"].ToString();
asg.Title = dr["title"].ToString();
asg.Exercise = dr["exercise"].ToString();
asg.Teacher = new Person(Convert.ToInt32(dr["teacherId"].ToString()));
}
catch
{
throw;
}
return asg;
}
public Homework GetHomeworkById(int id)
{
try
{
comm = new SqlCommand();
comm.CommandText = "SELECT * FROM Homework WHERE hid = " + id;
dbCon = new DbConnection();
comm.Connection = dbCon.GetConnection();
comm.Connection.Open();
comm.CommandType = CommandType.Text;
SqlDataReader dr = comm.ExecuteReader();
while (dr.Read())
{
Homework h = new Homework();
h.Id = Convert.ToInt32(dr["hid"]);
Assignment a = new Assignment();
a.Id = Convert.ToInt32(dr["aid"]);
h.Assignment = a;
Child c = new Child();
c.Id = Convert.ToInt32(dr["childId"]);
h.Child = c;
h.Date = Convert.ToDateTime(dr["date"]);
h.DiskName = Convert.ToString(dr["diskName"]);
return h;
}
}
catch (Exception)
{
throw;
}
finally
{
comm.Connection.Close();
}
return null;
}
