public PagedList <CardType> GetCardTypes(CardTypeResourceParameters cardTypeResourseParameters)
{
if (cardTypeResourseParameters == null)
{
throw new ArgumentNullException(nameof(cardTypeResourseParameters));
}
var collection = _context.Company as IQueryable <CardType>;
if (!string.IsNullOrWhiteSpace(cardTypeResourseParameters.SearchQuery))
{
var searchQuery = cardTypeResourseParameters.SearchQuery.Trim();
collection = collection.Where(a => a.Name.Contains(searchQuery));
}
if (!string.IsNullOrWhiteSpace(cardTypeResourseParameters.OrderBy))
{
var cardTypePropertyMappingDictionary = _propertyMappingService.GetCardTypePropertyMapping <CardTypeDto, CardType>();
collection = collection.ApplySort(cardTypeResourseParameters.OrderBy, cardTypePropertyMappingDictionary);
}
//Paging.... happens LAST
return(PagedList <CardType> .Create(collection,
cardTypeResourseParameters.PageNumber,
cardTypeResourseParameters.PageSize));
}
private IEnumerable <LinkDto> CreateLinksForCardType(
CardTypeResourceParameters cardTypeResourceParameters,
bool hasNext, bool hasPrevious)
{
var links = new List <LinkDto>();
// self
links.Add(
new LinkDto(CreateCardTypeResourceUri(
cardTypeResourceParameters, ResourceUriType.Current)
, "self", "GET"));
if (hasNext)
{
links.Add(
new LinkDto(CreateCardTypeResourceUri(
cardTypeResourceParameters, ResourceUriType.NextPage),
"nextPage", "GET"));
}
if (hasPrevious)
{
links.Add(
new LinkDto(CreateCardTypeResourceUri(
cardTypeResourceParameters, ResourceUriType.PreviousPage),
"previousPage", "GET"));
}
return(links);
}
public IActionResult GetCardTypes(
[FromQuery] CardTypeResourceParameters cardTypeResourceParameters)
{
if (!_propertyMappingService.ValidCardTypeMappingExistsFor <CardTypeDto, Entities.CardType>
(cardTypeResourceParameters.OrderBy))
{
return(BadRequest());
}
var cardTypeFromRepo = _cardTypeRepository.GetCardTypes(cardTypeResourceParameters);
var paginationMetadata = new
{
totalCount = cardTypeFromRepo.TotalCount,
pageSize = cardTypeFromRepo.PageSize,
currentPage = cardTypeFromRepo.CurrentPage,
totalPages = cardTypeFromRepo.TotalPages
};
Response.Headers.Add("X-Pagination",
JsonSerializer.Serialize(paginationMetadata));
var links = CreateLinksForCardType(cardTypeResourceParameters,
cardTypeFromRepo.HasNext,
cardTypeFromRepo.HasPrevious);
var shapedCompanies = _mapper.Map <IEnumerable <CardTypeDto> >(cardTypeFromRepo)
.ShapeData(cardTypeResourceParameters.Fields);
var shapedCompaniesWithLinks = shapedCompanies.Select(cardType =>
{
var cardTypeAsDictionary = cardType as IDictionary <string, object>;
var cardTypeLinks = CreateLinksForCardType((string)cardTypeAsDictionary["Id"], null);
cardTypeAsDictionary.Add("links", cardTypeLinks);
return(cardTypeAsDictionary);
});
var linkedCollectionResource = new
{
value = shapedCompaniesWithLinks,
links
};
return(Ok(linkedCollectionResource));
}
private string CreateCardTypeResourceUri(
CardTypeResourceParameters cardTypeResourceParameters,
ResourceUriType type)
{
switch (type)
{
case ResourceUriType.PreviousPage:
return(Url.Link("GetCardTypes",
new
{
fields = cardTypeResourceParameters.Fields,
orderBy = cardTypeResourceParameters.OrderBy,
pageNumber = cardTypeResourceParameters.PageNumber - 1,
pageSize = cardTypeResourceParameters.PageSize,
searchQuery = cardTypeResourceParameters.SearchQuery
}));
case ResourceUriType.NextPage:
return(Url.Link("GetCardTypes",
new
{
fields = cardTypeResourceParameters.Fields,
orderBy = cardTypeResourceParameters.OrderBy,
pageNumber = cardTypeResourceParameters.PageNumber + 1,
pageSize = cardTypeResourceParameters.PageSize,
searchQuery = cardTypeResourceParameters.SearchQuery
}));
case ResourceUriType.Current:
default:
return(Url.Link("GetCardTypes",
new
{
fields = cardTypeResourceParameters.Fields,
orderBy = cardTypeResourceParameters.OrderBy,
pageNumber = cardTypeResourceParameters.PageNumber,
pageSize = cardTypeResourceParameters.PageSize,
searchQuery = cardTypeResourceParameters.SearchQuery
}));
}
}
