public async Task <PagedList <Person> > GetPersonsAsync(PersonParametersDto personParameters)
{
if (personParameters == null)
{
throw new ArgumentNullException(nameof(personParameters));
}
// TODO: AsNoTracking() should increase performance, but will break the sort tests. need to investigate
var collection = _context.Persons
.Include(t => t.PersonTypes)
.Include(e => e.Companies)
as IQueryable <Person>;
var sieveModel = new SieveModel
{
Sorts = personParameters.SortOrder ?? "Id",
Filters = personParameters.Filters
};
collection = _sieve.Apply(sieveModel, collection);
return(await PagedList <Person> .CreateAsync(collection,
personParameters.PageNumber,
personParameters.PageSize));
}
public async Task <IActionResult> GetPersonsAsync([FromQuery] PersonParametersDto personParameters)
{
var personsFromRepo = await _personRepository.GetPersonsAsync(personParameters);
var paginationMetadata = new
{
totalCount = personsFromRepo.MetaData.TotalCount,
pageSize = personsFromRepo.MetaData.PageSize,
currentPageSize = personsFromRepo.MetaData.CurrentPageSize,
currentStartIndex = personsFromRepo.MetaData.CurrentStartIndex,
currentEndIndex = personsFromRepo.MetaData.CurrentEndIndex,
pageNumber = personsFromRepo.MetaData.PageNumber,
totalPages = personsFromRepo.MetaData.TotalPages,
hasPrevious = personsFromRepo.MetaData.HasPrevious,
hasNext = personsFromRepo.MetaData.HasNext
};
Response.Headers.Add("X-Pagination",
JsonSerializer.Serialize(paginationMetadata));
var personsDto = _mapper.Map <IEnumerable <PersonDto> >(personsFromRepo);
var response = new Response <IEnumerable <PersonDto> >(personsDto);
return(Ok(response));
}
public async Task <PagingResponse <PersonDto> > GetPersonsAsync(PersonParametersDto personParameters)
{
var queryStringParam = new Dictionary <string, string>
{
["pageNumber"] = personParameters.PageNumber.ToString(),
["pageSize"] = personParameters.PageSize.ToString(),
["sortOrder"] = personParameters.SortOrder.ToString(),
["filters"] = String.IsNullOrEmpty(personParameters.Filters) ? "" : $"(FirstName|LastName|EmailAddress)@=* {personParameters.Filters}"
};
using (var httpClient = new HttpClient())
{
using (var response = await httpClient.GetAsync(QueryHelpers.AddQueryString(uri.ToString(), queryStringParam)))
{
if (response.IsSuccessStatusCode)
{
var content = await response.Content.ReadAsStringAsync();
var pagingResponse = new PagingResponse <PersonDto>
{
Items = JsonConvert.DeserializeObject <PageListPerson>(content).Persons,
Metadata = JsonConvert.DeserializeObject <MetaData>(response.Headers.GetValues("x-pagination").First())
};
pagingResponse.Filters = personParameters.Filters;
pagingResponse.SortOrder = personParameters.SortOrder;
return(pagingResponse);
}
return(null);
}
}
}
public async Task <IActionResult> Index(int page = 1, int pageSize = 10, string filters = "", string sortOrder = "")
{
ViewBag.pageSize = pageSize;
ViewBag.filter = filters;
ViewData["IdSortParm"] = sortOrder == "Id" ? "-Id" : "Id";
ViewData["FirstNameSortParm"] = sortOrder == "FirstName" ? "-FirstName" : "FirstName";
ViewData["LastNameSortParm"] = sortOrder == "LastName" ? "-LastName" : "LastName";
ViewData["EmailAddressSortParm"] = sortOrder == "EmailAddress" ? "-EmailAddress" : "EmailAddress";
PersonParametersDto personParameters = new PersonParametersDto()
{
PageNumber = page,
PageSize = pageSize,
SortOrder = sortOrder,
Filters = filters
};
var pagingResponse = await _personRepo.GetPersonsAsync(personParameters);
return(View(pagingResponse));
}
