public async Task <ActionResult <List <AuthorModel> > > GetAuthorList([FromQuery] AuthorsListModel rules)
{
if (apiService.CheckPropertyExist(rules.OrderBy) || apiService.CheckPropertyExist(rules.FilterBy))
{
return(BadRequest());
}
var result = await apiService.GetAuthorListAsync(rules);
return(Ok(result));
}
public ActionResult Index(AuthorsListSuccessMessage message = AuthorsListSuccessMessage.None)
{
var authors = new AuthorRepository().GetAll();
var model = new AuthorsListModel
{
Authors = authors.Select(author => new AuthorListItemModel
{
Id = author.Id,
FullName = author.FirstName + " " + author.LastName
}).ToList()
};
if (message != AuthorsListSuccessMessage.None)
{
model.SuccessMessage = message.GetDescriptionAttributeValue();
}
return(View(model));
}
public async Task <List <AuthorModel> > GetAuthorListAsync(AuthorsListModel rules)
{
var filterBy = rules.FilterBy;
var filterComparisonOperator = rules.FilterComparisonOperator;
var filterValue = rules.FilterValue;
var paging = rules.Paging == 0 ? 10 : rules.Paging;
var orderBy = rules.OrderBy;
var desc = rules.Desc;
var uniqueCacheKey = $"{filterBy}{filterComparisonOperator}{filterValue}{paging}{orderBy}{desc}";
var authors = new List <AuthorModel>();
var isCached = this.memoryCache.TryGetValue(uniqueCacheKey, out authors);
if (isCached)
{
authors = await context.Author
.AsNoTracking()
.Where(filterBy, filterComparisonOperator, filterValue)
.OrderBy(orderBy, desc)
.Take(paging).Select(a => new AuthorModel
{
AuthorId = a.AuthorId,
BirthYear = a.BirthYear,
Name = a.Name,
Books = a.Books.Select(b => new BookModel
{
BookId = b.BookId,
Genre = b.BookId,
PublicationYear = b.PublicationYear,
Title = b.Title
}).ToList()
}).ToListAsync();
if (authors.Count > 0)
{
this.memoryCache.Set(uniqueCacheKey, authors, TimeSpan.FromSeconds(600));
}
}
return(authors);
}
