public async Task <ContentModel> GetContentAsync(ContentModel model)
{
IQueryable <Content> content = _db.Content.Include(p => p.Author)
.Include(p => p.Media)
.Include(p => p.Metadata)
.Include(p => p.Categories).ThenInclude(c => c.Category)
.AsNoTracking();
// filter posts by type
if (model.ContentType != null)
{
content = content.Where(c => c.ContentType == model.ContentType.Type);
}
else if (model.Type.IsSet())
{
content = content.Where(c => c.ContentType == model.Type);
}
// published?
if (model.Status.HasValue)
{
content = content.Where(p => p.Status == model.Status.Value);
}
// Featured?
if (model.Featured)
{
content = content.Where(p => p.Featured);
}
// posts by author
if (!string.IsNullOrEmpty(model.AuthorName))
{
content = content.Where(n => n.Author.UserName == model.AuthorName);
}
if (model.Categories != null && model.Categories.Count > 0)
{
content = content.Where(c => c.Categories.Any(cc => model.Categories.Any(mc => cc.Category.Slug == mc)));
}
if (!string.IsNullOrEmpty(model.Category))
{
content = content.Where(c => c.Categories.Any(cc => cc.Category.Slug == model.Category));
}
// search the collection
if (!string.IsNullOrEmpty(model.Search))
{
content = content.Where(c =>
c.Title.Contains(model.Search) ||
c.Body.Contains(model.Search) ||
c.Excerpt.Contains(model.Search) ||
c.Metadata.Any(m => m.BaseValue.Contains(model.Search))
);
}
if (!string.IsNullOrEmpty(model.Filter))
{
// search for a specific meta value
if (model.Filter.Contains("<"))
{
content = ProcessFilterByOperator(content, model.Filter, '<');
}
else if (model.Filter.Contains(">"))
{
content = ProcessFilterByOperator(content, model.Filter, '>');
}
else if (model.Filter.Contains("="))
{
content = ProcessFilterByOperator(content, model.Filter, '=');
}
}
// sort the collection and then content it.
if (!string.IsNullOrEmpty(model.Order))
{
if (model.Order.StartsWith("Meta"))
{
string sortVal = model.Order.Replace("Meta:", "").Replace(":Desc", "");
if (model.Order.EndsWith("Desc"))
{
content = content.Where(n => n.Metadata != null && n.Metadata.SingleOrDefault(m => m.Name == sortVal) != null);
content = content.OrderByDescending(n => n.Metadata.Single(m => m.Name == sortVal).BaseValue);
}
else
{
content = content.Where(n => n.Metadata != null && n.Metadata.SingleOrDefault(m => m.Name == sortVal) != null);
content = content.OrderBy(n => n.Metadata.Single(m => m.Name == sortVal).BaseValue);
}
}
else
{
switch (model.Order)
{
case "Title":
content = content.OrderBy(n => n.Title);
break;
case "Date":
content = content.OrderBy(n => n.CreatedOn);
break;
case "Publish":
content = content.OrderBy(n => n.PublishDate);
break;
case "Views":
content = content.OrderBy(n => n.Views);
break;
case "TitleDesc":
content = content.OrderByDescending(n => n.Title);
break;
case "DateDesc":
content = content.OrderByDescending(n => n.CreatedOn);
break;
case "PublishDesc":
content = content.OrderByDescending(n => n.PublishDate);
break;
case "ViewsDesc":
content = content.OrderByDescending(n => n.Views);
break;
default:
content = content.OrderByDescending(n => n.PublishDate).ThenByDescending(n => n.CreatedOn);
break;
}
}
}
else
{
content = content.OrderByDescending(n => n.PublishDate).ThenByDescending(n => n.CreatedOn);
}
await model.ReloadAsync(content);
return(model);
}
