public async Task <IActionResult> Index(string sourceName, CancellationToken cancellationToken, int page = 1, SortState sortOrder = SortState.DateOrder)
{
var records = await _recordService.GetAsync(cancellationToken);
var sourceViewModel = new SourceViewModel();
var index = 1;
foreach (var source in records.Select(i => i.NameSource).GroupBy(i => i))
{
sourceViewModel.Sources.Add(new Source
{
Id = index,
Name = source.Key
});
index++;
}
if (!string.IsNullOrEmpty(sourceName) && !sourceName.Equals("Все"))
{
records = records.Where(i => i.NameSource == sourceName).ToList();
sourceViewModel.Select(sourceName);
}
switch (sortOrder)
{
case SortState.SourceOrder:
records = records.OrderByDescending(i => i.NameSource).ToList();
break;
default:
records = records.OrderByDescending(i => i.PublishDate).ToList();
break;
}
var count = records.Count;
var news = records.Skip((page - 1) * _pageSize).Take(_pageSize).ToList();
var viewModel = new IndexPostViewModel
{
PageViewModel = new PageViewModel(count, page, _pageSize),
News = news.Select(i => new News
{
Source = i.NameSource,
PublishDate = i.PublishDate,
Tittle = i.Title,
Description = i.Description
}).ToList(),
SourceViewModel = sourceViewModel,
SortViewModel = new SortViewModel(sortOrder)
};
return(View("IndexPost", viewModel));
}
