private void Init()
{
PivotIndex = 0;
GalleryVM = new GalleryViewModel();
SubredditsVM = new SubredditsViewModel();
SearchVM = new SearchViewModel(SubredditsVM);
AccountVM = new AccountViewModel();
}
public async Task <SubredditsViewModel> GetOrderedSubredditsFilterByKeyWordsAsync(
string[] keyWords,
SubredditSortType sortType)
{
var sortStrategy = SortSubredditStrategyFactory
.GetSubredditSortStrategy(this.redditCloneUnitOfWork, sortType);
var filteredSubreddits = await this.redditCloneUnitOfWork.Subreddits
.GetByKeyWordsSortedByAsync(keyWords, sortStrategy);
var model = new SubredditsViewModel()
{
SubrreditSortType = sortType,
Subreddits = this.mapper.Map <IEnumerable <SubredditConciseViewModel> >(filteredSubreddits)
};
return(model);
}
public IActionResult _Subreddits(SubredditPageViewModel vm)
{
if (!HasPasswordAlready())
{
return(RedirectToAction("Index", "Password", new { redirectTo = "Subreddits" }));
}
IQueryable <RedditPost> postsQuery = from m in _redditPostContext.RedditPost select m;
var subredditNames = postsQuery.Select(post => post.Subreddit).Distinct().OrderBy(subredditName => subredditName.ToLower()).ToList();
var iconQuery = from m in _subredditInfoContext.SubredditInfo select m;
var subredditsAlreadyStored = iconQuery.Select(subreddit => subreddit.SubredditName).ToList();
var subredditsToRetrieve = subredditNames.Where(subName => !subredditsAlreadyStored.Contains(subName)).ToList();
foreach (string subredditName in subredditsToRetrieve)
{
GetSubredditInfo(subredditName);
}
SubredditsViewModel itemsVm = CreateViewModel(postsQuery, vm.SortingSetting, vm.NsfwSetting);
return(PartialView(itemsVm));
}
private SubredditsViewModel CreateViewModel(IQueryable <RedditPost> postsQuery, SubredditSortingSettings sortingSetting, NsfwSettings nsfwSetting)
{
var iconQuery = from m in _subredditInfoContext.SubredditInfo select m;
if (GetCookieString("AllowNsfw") == "false")
{
iconQuery = iconQuery.Where(sub => !sub.IsNsfw);
}
switch (nsfwSetting)
{
case NsfwSettings.No_Nsfw:
iconQuery = iconQuery.Where(sub => !sub.IsNsfw);
break;
case NsfwSettings.Nsfw_Only:
iconQuery = iconQuery.Where(sub => sub.IsNsfw);
break;
}
Dictionary <SubredditInfo, int> subredditCountDict = new Dictionary <SubredditInfo, int>();
List <SubredditInfo> mostUpvotedInfo = new List <SubredditInfo>()
{
Utility.MakeDefaultSubredditInfo()
};
List <SubredditInfo> leastUpvotedInfo = new List <SubredditInfo>()
{
Utility.MakeDefaultSubredditInfo()
};
int mostUpvotedCount = -1;
int leastUpvotedCount = 999999;
int totalSubCount = 0;
foreach (var subreddit in iconQuery)
{
totalSubCount++;
int count = postsQuery.Count(post => post.Subreddit == subreddit.SubredditName);
if (count >= mostUpvotedCount)
{
if (count > mostUpvotedCount)
{
mostUpvotedInfo.Clear();
}
mostUpvotedCount = count;
mostUpvotedInfo.Add(subreddit);
}
else if (count <= leastUpvotedCount)
{
if (count < leastUpvotedCount)
{
leastUpvotedInfo.Clear();
}
leastUpvotedCount = count;
leastUpvotedInfo.Add(subreddit);
}
subredditCountDict.Add(subreddit, count);
}
var iconEnumerable = iconQuery.AsEnumerable();
switch (sortingSetting)
{
case SubredditSortingSettings.Alphabetical:
iconEnumerable = iconEnumerable.OrderBy(subreddit => subreddit.SubredditName.ToLower());
break;
case SubredditSortingSettings.Reverse_Alphabetical:
iconEnumerable = iconEnumerable.OrderByDescending(subreddit => subreddit.SubredditName.ToLower());
break;
case SubredditSortingSettings.Count:
iconEnumerable = iconEnumerable.OrderByDescending(subreddit => subredditCountDict.GetValueOrDefault(subreddit));
break;
case SubredditSortingSettings.Reverse_Count:
iconEnumerable = iconEnumerable.OrderBy(subreddit => subredditCountDict.GetValueOrDefault(subreddit));
break;
}
SubredditsViewModel vm = new SubredditsViewModel
{
Subreddits = iconEnumerable.ToList(),
SubredditCountDict = subredditCountDict,
MostUpvoted = mostUpvotedInfo,
MostUpvotedCount = mostUpvotedCount,
LeastUpvoted = leastUpvotedInfo,
LeastUpvotedCount = leastUpvotedCount,
TotalSubredditCount = totalSubCount
};
return(vm);
}
public SearchViewModel(SubredditsViewModel subredditsVM, GalaSoft.MvvmLight.Views.INavigationService nav) : base(subredditsVM, nav, DesignMode.DesignModeEnabled)
{ }
