public MainView()
{
classManagementView = new ClassManagementView(classController, courseController, lecturerController, roomController);
roomManagementView = new RoomManagementView(roomController);
studentManagementView = new StudentManagementView(studentController, courseController, classController, lecturerController, roomController);
courseManagementView = new CourseManagementView(courseController);
lecturerManagementView = new LecturerManagementView(lecturerController);
}
public ClassManagementView(Controller.ClassController classController, Controller.CourseController courseController, Controller.LecturerController lecturerController, Controller.RoomController roomController)
{
// TODO: Complete member initialization
this.classController = classController;
this.courseController = courseController;
this.lecturerController = lecturerController;
this.roomController = roomController;
cmv = new CourseManagementView(courseController);
lmv = new LecturerManagementView(lecturerController);
rmv = new RoomManagementView(roomController);
}
internal void EditClass()
{
if (classController.ClassesCount() == 0)
{
Console.WriteLine("No class found! you need to add class.");
Console.WriteLine("[Enter] to continue...");
Console.ReadLine();
}
else
{
DisplayClasses();
Console.Write("Enter only one class name as shown above: ");
string editClassName = Console.ReadLine();
Class expectedClass = classController.SearchClass(editClassName);
while (expectedClass == null)
{
Console.Write("\nNot class found! Enter class name again: ");
editClassName = Console.ReadLine();
expectedClass = classController.SearchClass(editClassName);
}
/* Backup information of class that will be updated.
* Recreate that class if something go wrong during update process
*/
var lecturerInfo = expectedClass.Lecturer;
var courseInfo = expectedClass.Course;
string className = expectedClass.ToString();
List <ClassPeriod> cpList = expectedClass.ClassPeriodList;
//Console.WriteLine("*******Lecturer id list******** ");
//List<Lecturer> lecturerList = lecturerController.GetLecturers();
//foreach (Lecturer l in lecturerList)
//{
// Console.WriteLine(l.Id);
//}
LecturerManagementView lmv = new LecturerManagementView(lecturerController);
Console.WriteLine("\n\t\t Lecturer list");
lmv.DisplayLecturer();
Console.Write("\nEnter one of above id to change \"{0}\"[Enter to keep]: ", lecturerInfo.Id);
string nLecId = Console.ReadLine();
Lecturer lecturer = null;
if (nLecId != "")
{
lecturer = lecturerController.SearchLecturer(nLecId);
while (lecturer == null)
{
Console.Write("\nNot found this lecture! Enter again: ");
nLecId = Console.ReadLine();
lecturer = lecturerController.SearchLecturer(nLecId);
}
lecturerInfo = lecturer;
}
//Console.WriteLine("*******Course id list******** ");
//List<Course> courseList = courseController.GetCourses();
//foreach (Course c in courseList)
//{
// Console.WriteLine(c.Id);
//}
CourseManagementView cmv = new CourseManagementView(courseController);
Console.WriteLine("\n\t\t Course list");
cmv.DisplayCourses();
Console.Write("\nEnter one of above id to change \"{0}\"[Enter to keep]: ", courseInfo.Id);
string nCourseId = Console.ReadLine();
Course course = null;
if (nCourseId != "")
{
course = courseController.SearchCourse(nCourseId);
while (course == null)
{
Console.Write("\nNot found this course! Enter again: ");
nCourseId = Console.ReadLine();
course = courseController.SearchCourse(nCourseId);
}
courseInfo = course;
}
Console.WriteLine();
Console.WriteLine("********** Class Periods ***********");
int classPeriodCount = cpList.Count;
for (int i = 0; i < classPeriodCount; i++)
{
Console.WriteLine("\nClass period number \"{0}\"", i + 1);
Console.WriteLine(cpList[i].ToString());
Console.WriteLine();
}
int number = 0;
bool valid = false;
while (!valid)
{
try
{
Console.Write("\nEnter period number to update: ");
number = int.Parse(Console.ReadLine());
valid = true;
}
catch (Exception)
{
Console.Write("\nUnexisted period number!Try again: ");
}
}
number -= 1;
ClassPeriod backupCP = cpList[number];
cpList.RemoveAt(number);
ClassPeriod nCp = CreateClassPeriod();
bool conflicted = true;
while (conflicted)
{
if (cpList.Count == 0)
{
conflicted = false;
}
foreach (ClassPeriod cp in cpList)
{
conflicted = nCp.TimeConflict(cp);
if (conflicted)
{
break;
}
}
if (conflicted)
{
Console.WriteLine("\nNew period has clashed with other remaining period of class to update.");
nCp = CreateClassPeriod();
}
}
while (true)
{
if (classController.ConflictTime(nCp))
{
Console.WriteLine("\nNew period has clashed with other period of different classes.");
nCp = CreateClassPeriod();
}
else if (classController.ConflictLecturer(nLecId, nCp))
{
Console.WriteLine("\nNew lecturer \"{0}\" teaches a class at the same time of new period.");
nCp = CreateClassPeriod();
}
else
{
break;
}
}
cpList.Add(nCp);
classController.DeleteClassName(editClassName);
if (classController.UpdateClass(lecturerInfo, courseInfo, nCp))
{
Console.WriteLine("\nUpdated class({0})", lecturerInfo.Id + courseInfo.Id);
Console.Write("[Enter] to continue...");
Console.ReadLine();
}
else
{
classController.CreateClass(expectedClass.Course, expectedClass.Lecturer, backupCP);
Console.WriteLine("\nUpdate failed!");
Console.Write("[Enter] to continue...");
Console.ReadLine();
}
}
}
