public IEnumerable <UTCourse> FetchItems()
{
IItemFetcher <UTCourse> fallCourseFetcher = new UTEngCourseInfoFetcher(WebUrlConstants.EngTimetableFall);
IItemFetcher <UTCourse> winterCourseFetcher = new UTEngCourseInfoFetcher(WebUrlConstants.EngTimetableWinter);
IEnumerable <UTCourse> allCourses = fallCourseFetcher.FetchItems().Concat <UTCourse>(winterCourseFetcher.FetchItems());
IEnumerable <UTCourse> coursesDetail = new UTEngCourseDetailFetcher(WebUrlConstants.EngCalendar).FetchItems();
// Merge course info and course detail
allCourses = allCourses.GroupJoin(coursesDetail,
(x => x.Abbr),
(x => x.Abbr),
((x, y) => this.CombineInfoDetail(x, y.FirstOrDefault())),
new UTCourseAbbrComparer());
UTEngHssCsChecker checker = new UTEngHssCsChecker();
foreach (UTCourse course in allCourses)
{
course.Faculty = "Engineering";
if (checker.CheckEngCs(course.Code))
{
course.AddCategory("cs");
}
if (!CoursesCollection.ContainsKey(course.Abbr))
{
CoursesCollection.Add(course.Abbr, course);
}
}
// Match the prerequisites to postrequisites
foreach (UTCourse course in CoursesCollection.Values)
{
if (!String.IsNullOrEmpty(course.Prerequisites))
{
foreach (Match match in CodeRegex.Matches(course.Prerequisites))
{
string abbr = match.Value;
TryMatchPreq(this.CoursesCollection, course.Abbr, abbr, "F");
TryMatchPreq(this.CoursesCollection, course.Abbr, abbr, "S");
TryMatchPreq(this.CoursesCollection, course.Abbr, abbr, "Y");
}
}
}
return(CoursesCollection.Values);
}
public IEnumerable <UTCourse> FetchItems()
{
IItemFetcher <UTCourse> fallCourseFetcher = new UTEngCourseInfoFetcher(WebUrlConstants.EngTimetableFall);
IItemFetcher <UTCourse> winterCourseFetcher = new UTEngCourseInfoFetcher(WebUrlConstants.EngTimetableWinter);
IEnumerable <UTCourse> allCourses = fallCourseFetcher.FetchItems().Concat <UTCourse>(winterCourseFetcher.FetchItems());
//IEnumerable<UTCourse> courseDetail = new UTEngCourseDetailFetcher(WebUrlConstants.EngCalendar).FetchItems();
List <UTCourse> courseDetail = new List <UTCourse>();
Parallel.ForEach <UTCourse>(allCourses, new ParallelOptions()
{
MaxDegreeOfParallelism = Environment.ProcessorCount
}, delegate(UTCourse course)
{
string session;
if (String.Equals(course.Semester, "S"))
{
session = WebUrlConstants.ArtsciSessionWinter;
}
else
{
session = WebUrlConstants.ArtsciSession;
}
IEnumerable <UTCourse> courseDetail_ = new UTCourseDetailFetcher(String.Format(WebUrlConstants.CourseFinderCourse, course.Abbr, session)).FetchItems();
lock (this)
{
if (courseDetail_.Count() > 0)
{
UTCourse course_ = courseDetail_.First();
courseDetail.Add(course_);
Console.WriteLine("Engineering Course Detail: {0} | {1}", course_.Abbr, course.Abbr);
}
else
{
Console.WriteLine("Engineering Course Detail Not Found: {0}", course.Abbr);
}
}
});
// Merge course info and course detail
allCourses = allCourses.GroupJoin(courseDetail,
(x => x.Abbr),
(x => x.Abbr),
((x, y) => this.CombineInfoDetail(x, y.FirstOrDefault())),
new UTCourseAbbrComparer());
UTEngHssCsChecker checker = new UTEngHssCsChecker();
foreach (UTCourse course in allCourses)
{
course.Faculty = "Engineering";
if (checker.CheckEngCs(course.Code))
{
course.AddCategory("cs");
}
if (!CoursesCollection.ContainsKey(course.Abbr))
{
CoursesCollection.Add(course.Abbr, course);
}
}
// Match the prerequisites to postrequisites
foreach (UTCourse course in CoursesCollection.Values)
{
if (!String.IsNullOrEmpty(course.Prerequisites))
{
foreach (Match match in CodeRegex.Matches(course.Prerequisites))
{
string abbr = match.Value;
TryMatchPreq(this.CoursesCollection, course.Abbr, abbr, "F");
TryMatchPreq(this.CoursesCollection, course.Abbr, abbr, "S");
TryMatchPreq(this.CoursesCollection, course.Abbr, abbr, "Y");
}
}
}
return(CoursesCollection.Values);
}
