protected override Task <FetchPostsResponseDto> ExecuteAsync(FetchPostsRequestDto request, RequestContext context)
{
var(postDtos, canFetchMore) = _fetchPostsService.FetchPosts(request.UsePostTypeFilter, request.CourseId, request.PostType,
request.LastPostCreationTime, request.PostsToFetch, context.UserId);
// Create the response
var response = new FetchPostsResponseDto(postDtos.ToArray(), canFetchMore);
return(Task.FromResult(response));
}
protected override Task <GetCourseResponseDto> ExecuteAsync(GetCourseRequestDto request, RequestContext context)
{
// Find the course according to the URL
var course = _uniwikiContext
.Courses
.Include(c => c.StudyGroup)
.ThenInclude(g => g.University)
.Where(c => c.Url == request.CourseUrl &&
c.StudyGroupUrl == request.StudyGroupUrl &&
c.UniversityUrl == request.UniversityUrl)
.FirstOrDefault() ?? throw new RequestException(_textService.Error_CourseNotFound);
// Get categories and their counts for filtering
var filterPostTypes = _uniwikiContext
.Posts
.Where(p => p.CourseId == course.Id)
.GroupBy(p => p.PostType)
.Select(g => new FilterPostTypeDto(g.Key, g.Count()))
.ToArray();
var(postViewModels, canFetchMore)
= _fetchPostsService.FetchPosts(!request.ShowAll, course.Id, request.PostType, request.LastPostCreationTime, request.PostsToFetch, context.UserId);
var posts = postViewModels.ToArray();
var defaultPostTypes = course.StudyGroup.PrimaryLanguage == Language.Czech ?
_defaultPostCategoriesCz :
_defaultPostCategoriesEn;
// Get categories for a new post
var postTypesForNewPost = _uniwikiContext
.Posts
.Where(p => p.CourseId == course.Id && p.PostType != null)
.Select(p => p.PostType !)
.Distinct()
.AsEnumerable()
.Concat(defaultPostTypes)
.Distinct()
.ToArray();
// Set the course as recent
if (context.IsAuthenticated) // Equivalent to context.IsAuthenticated
{
_courseVisitRepository.AddCourseVisit(course.Id, context.UserId !.Value, _timeService.Now);
}
// Create response
var response = new GetCourseResponseDto(request.PostType,
posts,
filterPostTypes,
course.Id,
postTypesForNewPost,
canFetchMore,
new RecentCourseDto(
course.LongName,
course.Code,
course.StudyGroupUrl,
course.StudyGroup.LongName,
course.UniversityUrl,
course.StudyGroup.University.ShortName,
course.Id,
course.Url
),
course.LongName,
course.StudyGroup.University.ShortName + " - " + course.StudyGroup.LongName);
return(Task.FromResult(response));
}
