public async Task <IActionResult> GetPets([FromQuery] PetParametersDto petParametersDto)
{
var petsFromRepo = await _petRepository.GetPetsAsync(petParametersDto);
var paginationMetadata = new
{
totalCount = petsFromRepo.TotalCount,
pageSize = petsFromRepo.PageSize,
currentPageSize = petsFromRepo.CurrentPageSize,
currentStartIndex = petsFromRepo.CurrentStartIndex,
currentEndIndex = petsFromRepo.CurrentEndIndex,
pageNumber = petsFromRepo.PageNumber,
totalPages = petsFromRepo.TotalPages,
hasPrevious = petsFromRepo.HasPrevious,
hasNext = petsFromRepo.HasNext
};
Response.Headers.Add("X-Pagination",
JsonSerializer.Serialize(paginationMetadata));
var petsDto = _mapper.Map <IEnumerable <PetDto> >(petsFromRepo);
var response = new Response <IEnumerable <PetDto> >(petsDto);
return(Ok(response));
}
public async Task <PagedList <Pet> > GetPetsAsync(PetParametersDto petParameters)
{
if (petParameters == null)
{
throw new ArgumentNullException(nameof(petParameters));
}
var collection = _context.Pets
as IQueryable <Pet>; // TODO: AsNoTracking() should increase performance, but will break the sort tests. need to investigate
var sieveModel = new SieveModel
{
Sorts = petParameters.SortOrder ?? "PetId",
Filters = petParameters.Filters
};
collection = _sieveProcessor.Apply(sieveModel, collection);
return(await PagedList <Pet> .CreateAsync(collection,
petParameters.PageNumber,
petParameters.PageSize));
}