public void addPrevCourses(ref courseDatabase crsDB, string nextSemester)
{
string line;
System.IO.StreamReader input = new System.IO.StreamReader(@"..\..\historyDB.in");
while ((line = input.ReadLine()) != null)
{
string username = line.Substring(0, 10).Trim().ToLower(); // Needed ToLower()
string courseNumStr = line.Substring(11, 2).Trim();
int courseNum = int.Parse(courseNumStr);
int loc = 14;
student std = stdLst.Find(s => s.username.Trim() == username);
for (int i = 0; i < courseNum; i++)
{
string crsID = line.Substring(loc, 10).Trim();
loc += 11;
string semester = line.Substring(loc, 3).Trim();
loc += 4;
string creditStr = line.Substring(loc, 4).Trim();
float credit = float.Parse(creditStr);
loc += 4;
string grade;
if ((line.Length - loc) >= 3)
{
grade = line.Substring(loc, 3).Trim().ToString();
}
else
{
grade = line.Substring(loc).Trim().ToString();
}
loc += 5;
if (semester == nextSemester)
{
course crs = crsDB.getCourse(crsID);
std.addClassToNext(crs);
crs.enrollUser(std);
}
else if (semester == "F14")
{
previousCourse pcrs = new previousCourse(username, crsID, semester, credit, grade);
std.addClassToCurrent(pcrs);
}
else
{
previousCourse currentCourse = new previousCourse(username, crsID, semester, credit, grade);
std.addClassToPast(currentCourse);
}
}
}
input.Close();
foreach (student std in stdLst)
{
std.calculateGPA();
}
}
// Change the database
//----------------------------------------
public void addCrsToStd(string crsID, string nextSemester, ref courseDatabase crsDB, student currentStudent)
{
foreach (course crs in crsDB.getCourseList())
{
if (crsID.Trim() == crs.crsID.Trim())
{
course selectedCourse = crs;
selectedCourse.enrollUser(currentStudent);
course courseAdding = selectedCourse;
currentStudent.addClassToNext(courseAdding);
return;
}
}
}
