public List <Group> DiscountGroups()
{
return(MethodBase.GetCurrentMethod().Cache(() => {
var special = _.List <decimal>(140447, 149505, 172845, 159670);
var maxDate = DateTime.Today.AddDays(8);
var groups = GroupService.GetPlannedAndNotBegin()
.Where(g => g.Discount > 0 && (g.GroupCalc.NumOfStudents < 8 ||
special.Contains(g.Group_ID)) &&
g.DateBeg <= maxDate).NotSpecial().ToList();
var courses = groups.Select(x => x.Course_TC).Distinct().ToList();
var courseIndexes = courses.OrderByDescending(x =>
PriceService.CoursePriceIndex().GetValueOrDefault(x)).ToList();
return groups.OrderBy(x => x.DateBeg)
.ThenBy(x => courseIndexes.IndexOf(x.Course_TC)).ToList();
}));
}
private List <Announce> GetAnnouncesForCourses(IEnumerable <string> courseTCs,
List <decimal> excludeGroupIds = null)
{
excludeGroupIds = excludeGroupIds ?? new List <decimal>();
var groups = GroupService.GetGroupsForCourses(courseTCs, true, true).ToList();
if (excludeGroupIds.Any())
{
groups = groups.Where(x => !excludeGroupIds.Contains(x.Group_ID)).ToList();
}
if (!groups.Any())
{
groups = GroupService.GetGroupsForCourses(courseTCs, true)
.Where(g => g.DateBeg < DateTime.Today.AddMonths(3)).ToList();
}
return(GetAnnounces(groups.OrderByDescending(x => x.IsBlazing)
.ThenBy(x => x.IsBlazing ? null : x.DateBeg)
.ThenByDescending(x => PriceService.CoursePriceIndex()
.GetValueOrDefault(x.Course_TC)).Take(20).AsQueryable()).ToList());
}
