public IActionResult GetGroupNews([FromBody] GetNewsViewModel model)
{
var claims = User.Claims;
var userId = claims.FirstOrDefault().Value;
var groupId = int.Parse(model.Group);
var news = _context.GroupNews.Where(x => x.GroupId == groupId).OrderByDescending(x => x.DateOfCreate).Take(10);
return(Ok(new NewsViewModel()
{
News = news.Select(t => new GetNewsModel()
{
Content = t.Content,
DateOfCreate = t.DateOfCreate.ToString("dd.MM.yyyy"),
Id = t.Id,
Teacher = t.TeacherProfile.BaseProfile.Name + " " + t.TeacherProfile.BaseProfile.Surname + " " + t.TeacherProfile.BaseProfile.LastName,
Topic = t.Topic
}).ToList()
}));
}
public async Task <IActionResult> GetNews([FromBody] GetNewsViewModel newsVm)
{
if (!ModelState.IsValid)
{
return(new BadResponseResult(ModelState));
}
Logger.LogInformation($"{nameof(NewsQuestionsController)}.{nameof(GetNews)}.Start");
var userId = newsVm.UserId;
var questionsOffset = newsVm.PageParams.Offset;
var questionsCount = newsVm.PageParams.Count;
var askedList = new List <NewsAskedQuestionViewModel>();
var answeredList = new List <NewsAnsweredQuestionViewModel>();
var favoriteList = new List <NewsFavoriteQuestionViewModel>();
var commentedList = new List <NewsCommentedQuestionViewModel>();
var recommentedList = new List <NewsRecommendedQuestionViewModel>();
Parallel.Invoke(() =>
{
using (var context = new TwoButtonsContext(DbOptions))
{
askedList = GetNewsAskedQuestionsAsync(context, userId, newsVm.BackgroundSizeType);
}
}, () =>
{
using (var context = new TwoButtonsContext(DbOptions))
{
answeredList = GetNewsAnsweredQuestionsAsync(context, userId, newsVm.BackgroundSizeType);
}
}, () =>
{
using (var context = new TwoButtonsContext(DbOptions))
{
favoriteList = GetNewsFavoriteQuestionsAsync(context, userId, newsVm.BackgroundSizeType);
}
}, () =>
{
using (var context = new TwoButtonsContext(DbOptions))
{
commentedList = GetNewsCommentedQuestions(context, userId, newsVm.BackgroundSizeType);
}
}, () =>
{
using (var context = new TwoButtonsContext(DbOptions))
{
recommentedList = TryGetNewsRecommendedQuestions(context, userId, newsVm.BackgroundSizeType);
}
});
var newsList = new List <NewsQuestionBaseViewModel>(askedList.Count + answeredList.Count + commentedList.Count +
favoriteList.Count + recommentedList.Count);
newsList.AddRange(askedList);
newsList.AddRange(answeredList);
newsList.AddRange(commentedList);
newsList.AddRange(favoriteList);
newsList.AddRange(recommentedList);
var mainList = newsList.OrderBy(x => x.Author.UserId).ToList();
var removeList = new List <NewsQuestionBaseViewModel>();
var compare = new NewsQuestionBaseCompare();
for (var i = 0; i < mainList.Count - 1; i++)
{
if (compare.GetHashCode(mainList[i]) == compare.GetHashCode(mainList[i + 1]) ||
compare.Equals(mainList[i], mainList[i + 1]))
{
removeList.Add(mainList[i].Priority > mainList[i + 1].Priority ? mainList[i + 1] : mainList[i]);
}
}
var resultList = mainList.Except(removeList).OrderByDescending(x => x.Priority).Skip(questionsOffset)
.Take(questionsCount).ToList();
var answeredListResultList = new List <NewsAnsweredQuestionViewModel>();
var favoriteListResultList = new List <NewsFavoriteQuestionViewModel>();
var commentedListResultList = new List <NewsCommentedQuestionViewModel>();
var recommentedListResultList = new List <NewsRecommendedQuestionViewModel>();
var askedListResultList = new List <NewsAskedQuestionViewModel>();
var length = questionsCount > resultList.Count ? resultList.Count : questionsCount;
for (var i = 0; i < length; i++)
{
resultList[i].Position = i + questionsOffset;
switch (resultList[i].NewsType)
{
case NewsType.Answered:
answeredListResultList.Add((NewsAnsweredQuestionViewModel)resultList[i]);
break;
case NewsType.Asked:
askedListResultList.Add((NewsAskedQuestionViewModel)resultList[i]);
break;
case NewsType.Commented:
commentedListResultList.Add((NewsCommentedQuestionViewModel)resultList[i]);
break;
case NewsType.Favorite:
favoriteListResultList.Add((NewsFavoriteQuestionViewModel)resultList[i]);
break;
case NewsType.Recommended:
recommentedListResultList.Add((NewsRecommendedQuestionViewModel)resultList[i]);
break;
}
}
var result = new NewsViewModel
{
NewsAskedQuestions = askedListResultList,
NewsAnsweredQuestions = answeredListResultList,
NewsFavoriteQuestions = favoriteListResultList,
NewsCommentedQuestions = commentedListResultList,
NewsRecommendedQuestions = recommentedListResultList
};
await Hub.Monitoring.UpdateUrlMonitoring(newsVm.UserId, UrlMonitoringType.GetsQuestionsNews);
Logger.LogInformation($"{nameof(NewsQuestionsController)}.{nameof(GetNews)}.End");
return(new OkResponseResult(result));
}
