/*
* Method: GenerateAllClassessGridData
* Areguments: none
* Return: none
* Des: this method is to fill the all classes GridView with data
*/
protected void GenerateAllClassessGridData()
{
DataTable table = new DataTable(); // create data table object
// add the table columns
table.Columns.Add("Course Id");
table.Columns.Add("Section Id");
table.Columns.Add("Course Title");
table.Columns.Add("Location");
table.Columns.Add("Time");
table.Columns.Add("Date");
table.Columns.Add("Instructor Name");
foreach (Schedule schedule in scheduleList.List)
{
/* foreach element in the scheduleList
*/
sectionsList.Filter("SectionID", schedule.SectionID); // filter the sectionList with sectionID
Section section = (Section)sectionsList.List.ElementAt(0); // get the first element in the list and cast it to ( section )
taughtList.Filter("TaughtCourseID", section.TaughtCourseID); // filter the taughtCourseList with taughtcourseID from the section object
TaughtCourse taughtcourse = (TaughtCourse)taughtList.List.ElementAt(0); // get the first element in the list and cast it to ( TaughtCourse )
courseList.Filter("CourseID", taughtcourse.CourseID); //filter the CoursList with courseID from taughCourse object
Course course = (Course)courseList.List.ElementAt(0); // get the first element in the list and cast it to ( Course )
locationList.Filter("LocationID", schedule.LocationID); // filter the locationList with locationID from the section object
Location location = (Location)locationList.List.ElementAt(0); // get the first element in the list and cast it to ( Location )
instructorList.Filter("InstructorID", section.InstructorID); // filter the instructorList with the instructorID from section object
Instructor instructor = (Instructor)instructorList.List.ElementAt(0); // get the first element in the list and cast it to ( Instructor )
table.Rows.Add(taughtcourse.CourseID, section.getID(), course.Title, location.Name, schedule.Time, schedule.Day, instructor.FirstName + " " + instructor.LastName); // add information as row to the table object
}
allclassListGrid.DataSource = table; // set table as the dataSource of the grid view
allclassListGrid.DataBind(); // bind the data
}
/*
* Method: GenerateGridData
* Areguments: none
* Return: none
* Des: this method is to fill the GridView with data
*/
protected void GenerateGridData()
{
DataTable table = new DataTable(); // declare and instantiate DataTable object
/*
* Add Columns to the data table
*/
table.Columns.Add("Course Id");
table.Columns.Add("Section Id");
table.Columns.Add("Course Title");
table.Columns.Add("Location");
table.Columns.Add("Time");
table.Columns.Add("Date");
table.Columns.Add("Instructor Name");
foreach (Schedule schedule in scheduleList.List)
{
/*
* Foreach Element in the scheduleList
*/
sectionsList.Filter("SectionID", schedule.SectionID); // filter the sectionList using the section id from the element of scheduleList
Section section = (Section)sectionsList.List.ElementAt(0); // get the section object from the sectionList
taughtList.Filter("TaughtCourseID", section.TaughtCourseID); // filter the taughtCourseList usign the taughtCourse id from the section object
TaughtCourse taughtcourse = (TaughtCourse)taughtList.List.ElementAt(0); // get the taughtCourse object from the list
courseList.Filter("CourseID", taughtcourse.CourseID); //filter the courseList using the CourseId from the taughtCourse object
Course course = (Course)courseList.List.ElementAt(0); // get the course object fom the couseList
locationList.Filter("LocationID", schedule.LocationID); //filter the locationList using the location id from the element
Location location = (Location)locationList.List.ElementAt(0); // get location object
instructorList.Filter("InstructorID", section.InstructorID); // filter the instructor id form the
Instructor instructor = (Instructor)instructorList.List.ElementAt(0); // get the instructor object form the instructorList
table.Rows.Add(taughtcourse.CourseID, section.getID(), course.Title, location.Name, schedule.Time, schedule.Day, instructor.FirstName + " " + instructor.LastName);
// add a row to the dataTable object with the information from the above objects
}
classListGrid.DataSource = table; // set the dataTable object as the dataSource of the GidView element
classListGrid.DataBind(); // bind the data
}
protected void LoginButton_Click(object sender, EventArgs e)
{
/*
* when the button login clicked run this code
*
*/
if (lg_username.Text == "" || lg_password.Text == "")
{
/*
* if the username or password are empty then show error message
*/
errormsg.Text = "Please Complete your account information";
meassgaePanel.Visible = true;
}
else if (!instructorAccount.Checked && !studentAccount.Checked)
{
/*
* if non of the account type radio buttons checked then show error message
*/
errormsg.Text = "Please Choose your account type";
meassgaePanel.Visible = true;
}
else if (instructorAccount.Checked && lg_username.Text != "" && lg_password.Text != "")
{
/*
* if the user checked the instructor and the username and password aren't empty then check for information and do the login
*/
meassgaePanel.Visible = false; // hide the message panel
instructors.Filter("InstructorID", lg_username.Text.ToString()); // filter the instructors list with the id the user filed
if (instructors.List.Count == 1) // if the id is correct the instructors list count should be 1
{
Instructor instructor = (Instructor)instructors.List.ElementAt(0); // get the instructor object from the list
instructors.Populate(instructor); // populate the instructor
if (instructor.Password == lg_password.Text.ToString()) // if the password user filled is the same as the instructor object
{
Session["User"] = instructor.getID(); // create new session called User with the value of the id of the instructor
Session["Account"] = "Instructor"; // create new Session called Account with instructor as value this to make sure that the user dosen't visit pages not allwoed for him/her to visit
Response.Redirect("~/instructor/MainPage.aspx"); // redirect to main page of the instructor
}
else
{
/*
* else show error message "password Wrong"
*/
errormsg.Text = "Wrong password, Please check your password and try again";
meassgaePanel.Visible = true;
}
}
else
{
/*
* else show error message "User not found"
*/
errormsg.Text = "User Not Found, Please check your userId and account type and try again ";
meassgaePanel.Visible = true;
}
}
else if (studentAccount.Checked && lg_username.Text != "" && lg_password.Text != "")
{
/*
* if the user checked the student and the username and password aren't empty then check for information and do the login
*/
meassgaePanel.Visible = false; // hide the message panel
students.Filter("StudentID", lg_username.Text); // filter the students list with the id the user filed
if (students.List.Count == 1) // if the id is correct the students list count should be 1
{
Student student = (Student)students.List.ElementAt(0); // get the student object from the list
students.Populate(student); // populate the student
if (student.Password == lg_password.Text) // if the password user filled is the same as the student object
{
Session["User"] = student.getID(); // create new session called User with the value of the id of the student
Session["Account"] = "Student"; // create new Session called Account with student as value this to make sure that the user dosen't visit pages not allwoed for him/her to visit
Response.Redirect("~/student/MainPage.aspx"); // Redirect to student's main page
}
else
{
/*
* else show error message "password Wrong"
*/
errormsg.Text = "Wrong password, Please check your password and try again";
meassgaePanel.Visible = true;
}
}
else
{
/*
* else show error message "User not found"
*/
errormsg.Text = "User Not Found, Please check your userId and account type and try again ";
meassgaePanel.Visible = true;
}
}
}
