public async Task <HomeIndexViewModel> GetHomeIndexViewModel(int?categoryId, int?authorId, int page, int pageSize)
{
var spec = new ProductsWithAuthorSpecification(categoryId, authorId);
var specPaginated = new ProductsWithAuthorSpecification(categoryId, authorId, (page - 1) * pageSize, pageSize);
var totalItems = await _productRepository.CountAsync(spec);
var totalPages = (int)Math.Ceiling((double)totalItems / pageSize);
var products = await _productRepository.ListAsync(specPaginated);
var vm = new HomeIndexViewModel()
{
Products = products.Select(x => new ProductViewModel()
{
Id = x.Id,
Name = x.Name,
PictureUri = x.PictureUri,
Price = x.Price,
AuthorName = x.Author?.FullName
}).ToList(),
Authors = await GetAuthors(),
Categories = await GetCategories(),
PaginationInfo = new PaginationInfoViewModel()
{
Page = page,
ItemsOnPage = products.Count,
TotalItems = totalItems,
TotalPages = totalPages,
HasPrev = page > 1,
HasNext = page < totalPages
}
};
return(vm);
}
public async Task <HomeIndexViewModel> GetHomeIndexViewModel(int?categoryId, int?authorId, int page, int pageSize)
{
//alttaki satır app core da ki spec ve ef deki list async ile çalışıyor. Include işlemi yaptık. Daha sonra filtre yaptık.
var spec = new ProductsWithAuthorSpecification(categoryId, authorId);
var specPaginated = new ProductsWithAuthorSpecification(categoryId, authorId, (page - 1) * pageSize, pageSize);
var totalItems = await _productRepository.CountAsync(spec);//degistirdik count diye
var products = await _productRepository.ListAsync(specPaginated);
var totalPages = (int)Math.Ceiling((double)totalItems / pageSize);
var vm = new HomeIndexViewModel()
{
Products = products.Select(x => new ProductViewModel()
{
Id = x.Id,
Name = x.Name,
PictureUri = x.PictureUri,
Price = x.Price,
AuthorName = x.Author?.FullName //yazar yoksa yazma
}).ToList(),
Authors = await GetAuthors(),
Categories = await GetCategories(),
PaginationInfo = new PaginationInfoViewModel()
{
Page = page,
ItemsOnPage = products.Count,
TotalItems = totalItems,
TotalPages = totalPages,
HasPrev = page > 1,
HasNext = page < totalPages
}
};
return(vm);
}
