private Schedule GetLessons(HtmlNode schedule)
{
var lessonsToAddNextHour = new List <MultiHourLesson>();
//Create new schedule and set properties
var timeSchedule = new Schedule();
timeSchedule.Identifier = this.Identifier;
timeSchedule.Department = this.Department;
timeSchedule.Week = this.Week;
timeSchedule.QuarterOfYear = this.Quarter;
// Loop through each row (row is an hour, e.x. 08:30-09:20)
for (int time = 2; time < schedule.ChildNodes.Count; time += 2)
{
var addMultiHourLesson = false;
//Get lessons from current hour
var row = schedule.ChildNodes[time];
var lessons = row.ChildNodes.Where(n => n.Name == "td").ToList();
for (int lesson = 1; lesson < lessons.Count; lesson++)
{
// Get current lesson and info
var currentLesson = lessons[lesson];
// Current hour
var hourNumber = RemoveChars(lessons[0].InnerText.Split(' ')[0], false);
var currentHour = RemoveChars(lessons[0].InnerText.Split(' ')[1], false);
// Create lesson and set start time
var newLesson = new Lesson();
newLesson.StartTime = currentHour;
// If list with HtmlNodes contains key with tuple of current time and lesson, then add lesson of previous hour to this hour
if (lessons.Count != 6)
{
if (lessonsToAddNextHour.FirstOrDefault(q => q.Hour == time && q.Day == lesson) != null ||
lessonsToAddNextHour.FirstOrDefault(q => q.Hour == (time + 2) && q.Day == lesson) != null)
{
var previousLesson = lessonsToAddNextHour.FirstOrDefault(q => q.Hour == time && q.Day == lesson) != null
? lessonsToAddNextHour.FirstOrDefault(q => q.Hour == time && q.Day == lesson) : lessonsToAddNextHour.FirstOrDefault(q => q.Hour == (time + 2) && q.Day == lesson);
if (previousLesson != null)
{
lessons.Insert(lesson, previousLesson.Lesson);
// Remove lesson from list
lessonsToAddNextHour.Remove(previousLesson);
// Set multihour lesson to true
addMultiHourLesson = true;
currentLesson = previousLesson.Lesson;
}
}
}
// Set correct identifier of lesson based on schedule type
switch (this.ScheduleType)
{
case "c":
timeSchedule.ScheduleType = "Class";
newLesson.Class = timeSchedule.Identifier;
break;
case "t":
timeSchedule.ScheduleType = "Teacher";
newLesson.Teacher = timeSchedule.Identifier;
break;
case "r":
timeSchedule.ScheduleType = "Room";
newLesson.Room = timeSchedule.Identifier;
break;
}
var lessonInfo = ParseHtml(currentLesson);
var rowSpan = Convert.ToInt32(currentLesson.Attributes["rowspan"].Value);
if (lessonInfo != null)
{
newLesson = SetLessonInfo(lessonInfo, newLesson, timeSchedule.ScheduleType);
// Add lesson to current day
if (addMultiHourLesson == true && timeSchedule.Days.FirstOrDefault(q => q.Id == lesson).Lessons
.FirstOrDefault(q => q.StartTime == currentHour) == null)
{
timeSchedule.Days.FirstOrDefault(q => q.Id == lesson).Lessons.Add(newLesson);
// Reset multihour lesson
addMultiHourLesson = false;
// Continue to next day
continue;
}
else if (timeSchedule.Days.FirstOrDefault(q => q.Id == lesson).Lessons
.FirstOrDefault(q => q.StartTime == currentHour) == null)
{
timeSchedule.Days.FirstOrDefault(q => q.Id == lesson).Lessons.Add(newLesson);
}
// If row span is greater than two,
// than the current lesson must be added at the next hour and same day
if (rowSpan > 2)
{
var difference = rowSpan - 2;
var totalLoops = difference / 2;
for (int j = 1; j < totalLoops + 1; j++)
{
var nextHour = (2 * j) + time;
if (lessonsToAddNextHour.FirstOrDefault(q => q.Lesson == currentLesson && q.Day == lesson && q.Hour == nextHour) == null)
{
var lessonNextHour = new MultiHourLesson();
lessonNextHour.Day = lesson;
lessonNextHour.Hour = nextHour;
lessonNextHour.Lesson = currentLesson;
lessonsToAddNextHour.Add(lessonNextHour);
}
}
}
}
}
}
// If list with multihour lessons is not empty, then add these to the schedule
if (lessonsToAddNextHour.Count > 0)
{
foreach (var lesson in lessonsToAddNextHour)
{
var hour = lesson.Hour;
var day = lesson.Day;
var hourString = GetHour(hour);
var lessonToInsert = ConvertToLesson(lesson.Lesson, hourString);
// Insert lesson at index
timeSchedule.Days.FirstOrDefault(q => q.Id == day).Lessons.Insert(((hour / 2) - 1), lessonToInsert);
}
}
return(timeSchedule);
}
private void GetLessons(HtmlNode schedule)
{
// Create list for multihour lessons
var lessonsToAddNextHour = new List <MultiHourLesson>();
//Create new schedule and set properties
var timeSchedule = new Schedule();
timeSchedule.Department = this.Department;
timeSchedule.Week = this.Week;
timeSchedule.QuarterOfYear = this.Quarter;
// Loop through each row (row is an hour, e.x. 08:30-09:20)
for (int time = 2; time < schedule.ChildNodes.Count; time += 2)
{
var addMultiHourLesson = false;
// Get hour
//Get lessons from current hour
var row = schedule.ChildNodes[time];
var lessons = row.ChildNodes.Where(n => n.Name == "td").ToList();
for (int lesson = 1; lesson < lessons.Count; lesson++)
{
// Get current hour
var hourNumber = RemoveChars(lessons[0].InnerText.Split(' ')[0]);
var currentHour = RemoveChars(lessons[0].InnerText.Split(' ')[1]);
// Create new lesson and set start time
var newLesson = new Lesson(lesson);
newLesson.StartTime = currentHour;
// Get current lesson and info
var currentLesson = lessons[lesson];
// If contains key with tuple time and lesson, then add lesson of previous hour to this hour
if (lessons.Count != 6)
{
var id = String.Format("{0}{1}", time, lesson);
if (lessonsToAddNextHour.FirstOrDefault(q => q.Hour == time && q.Day == lesson && q.Id == id) != null)
{
var previousLesson = lessonsToAddNextHour.FirstOrDefault(q => q.Hour == time && q.Day == lesson && q.Id == id);
if (previousLesson != null)
{
lessons.Insert(lesson, previousLesson.Lesson);
// Remove lesson from list
lessonsToAddNextHour.Remove(previousLesson);
// Set multihour lesson to true
addMultiHourLesson = true;
currentLesson = previousLesson.Lesson;
}
}
}
// Get lesson and info
var lessonInfo = currentLesson.SelectSingleNode("table").ChildNodes.Descendants("font").ToList();
// Get lesson row span
var rowSpan = Convert.ToInt32(currentLesson.Attributes["rowspan"].Value);
if (lessonInfo != null)
{
// Set lesson properties
switch (lessonInfo.Count)
{
case 0:
newLesson.Course = "Geen les";
newLesson.Class = String.Empty;
newLesson.Teacher = String.Empty;
break;
case 1:
newLesson.Course = RemoveChars(lessonInfo[0].InnerText);
newLesson.Class = String.Empty;
newLesson.Teacher = String.Empty;
break;
case 2:
newLesson.Course = RemoveChars(lessonInfo[1].InnerText);
newLesson.Class = RemoveChars(lessonInfo[0].InnerText);
newLesson.Teacher = String.Empty;
break;
case 3:
newLesson.Course = RemoveChars(lessonInfo[2].InnerText);
newLesson.Class = RemoveChars(lessonInfo[0].InnerText);
newLesson.Teacher = RemoveChars(lessonInfo[1].InnerText);
break;
}
// Add lesson to current day
if (addMultiHourLesson == true && timeSchedule.Days.FirstOrDefault(q => q.Id == lesson).Lessons
.FirstOrDefault(q => q.StartTime == currentHour) == null)
{
timeSchedule.Days.FirstOrDefault(q => q.Id == lesson).Lessons.Add(newLesson);
// Reset multihour lesson
addMultiHourLesson = false;
// Continue to next day
continue;
}
else if (timeSchedule.Days.FirstOrDefault(q => q.Id == lesson).Lessons
.FirstOrDefault(q => q.StartTime == currentHour) == null)
{
timeSchedule.Days.FirstOrDefault(q => q.Id == lesson).Lessons.Add(newLesson);
}
// If row span is greater than two,
// than the current lesson must be added at the next hour and same day
if (rowSpan > 2)
{
var difference = rowSpan - 2;
var totalLoops = difference / 2;
for (int j = 1; j < totalLoops + 1; j++)
{
var nextHour = (2 * j) + time;
if (lessonsToAddNextHour.FirstOrDefault(q => q.Lesson == currentLesson && q.Day == lesson && q.Hour == nextHour) == null)
{
var lessonNextHour = new MultiHourLesson();
lessonNextHour.Id = String.Format("{0}{1}", nextHour, lesson);
lessonNextHour.Day = lesson;
lessonNextHour.Hour = nextHour;
lessonNextHour.Lesson = currentLesson;
lessonsToAddNextHour.Add(lessonNextHour);
}
}
}
}
}
}
// If list with multihour lessons is not empty, then add these to the schedule
if (true)
{
foreach (var lesson in lessonsToAddNextHour)
{
var hour = lesson.Hour;
var day = lesson.Day;
var hourString = GetHour(hour);
var lessonToInsert = ConvertToLesson(lesson.Lesson, hourString);
// Insert lesson at index
timeSchedule.Days.FirstOrDefault(q => q.Id == day).Lessons.Insert(((hour / 2) - 1), lessonToInsert);
}
}
Print(timeSchedule);
}