public CollectionsControllerTests()
{
_mockUserService = new Mock <IUserService>();
_mockCollectionService = new Mock <ICollectionService>();
_mockCollectionService.Setup(c => c.Save()).ReturnsAsync(true);
_mockUserService.Setup(u => u.UserExists(It.IsAny <Guid>())).ReturnsAsync(true);
_controller = new CollectionsController(_mockCollectionService.Object, _mockUserService.Object, _mapper);
SetupTestController(_controller);
_builder = new CollectionTestBuilder();
resourceParameters = new CollectionsResourceParameters();
resourceParameters.Fields = "Id, Type";
}
public async Task <PagedList <Collection> > FindCollections(CollectionsResourceParameters resourceParameters)
{
var collections = await _unitOfWork.Collections.GetAll();
if (!string.IsNullOrEmpty(resourceParameters.Type))
{
collections = await _unitOfWork.Collections.GetAll(new CollectionByType(resourceParameters.Type));
}
if (!string.IsNullOrEmpty(resourceParameters.Search))
{
collections = await _unitOfWork.Collections
.GetAll(new CollectionByType(resourceParameters.Type) || new CollectionBySearch(resourceParameters.Search));
}
collections = collections.OrderBy(resourceParameters.OrderBy,
PropertyMappingService.CollectionPropertyMapping);
return(PagedList <Collection> .Create(collections.ToList(), resourceParameters.Page, resourceParameters.PageSize));
}
private string CreateCollectionsResourceUri(CollectionsResourceParameters resourceParameters,
ResourceUriType type)
{
switch (type)
{
case ResourceUriType.PreviousPage:
return(Url.Link("GetCollections", new
{
type = resourceParameters.Type,
search = resourceParameters.Search,
orderBy = resourceParameters.OrderBy,
fields = resourceParameters.Fields,
page = resourceParameters.Page - 1,
pageSize = resourceParameters.PageSize
}));
case ResourceUriType.NextPage:
return(Url.Link("GetCollections", new
{
type = resourceParameters.Type,
search = resourceParameters.Search,
orderBy = resourceParameters.OrderBy,
fields = resourceParameters.Fields,
page = resourceParameters.Page + 1,
pageSize = resourceParameters.PageSize
}));
default:
return(Url.Link("GetCollections", new
{
type = resourceParameters.Type,
search = resourceParameters.Search,
orderBy = resourceParameters.OrderBy,
fields = resourceParameters.Fields,
page = resourceParameters.Page,
pageSize = resourceParameters.PageSize
}));
}
}
private IEnumerable <LinkDto> CreateCollectionsLinks
(CollectionsResourceParameters resourceParameters,
bool hasNext, bool hasPrevious)
{
var links = new List <LinkDto>
{
new LinkDto(CreateCollectionsResourceUri(resourceParameters,
ResourceUriType.Current), "self", "GET")
};
if (hasNext)
{
links.Add(new LinkDto(CreateCollectionsResourceUri(resourceParameters,
ResourceUriType.NextPage), "nextPage", "GET"));
}
if (hasPrevious)
{
links.Add(new LinkDto(CreateCollectionsResourceUri(resourceParameters,
ResourceUriType.PreviousPage), "previousPage", "GET"));
}
return(links);
}
public CollectionServiceTests()
{
_collectionService = new CollectionService(_unitOfWork);
resourceParameters = new CollectionsResourceParameters();
}
public async Task <IActionResult> GetCollections(CollectionsResourceParameters resourceParameters,
[FromHeader(Name = "Accept")] string mediaType)
{
if (!PropertyMappingService.ValidMappingExistsFor <Collection>(resourceParameters.OrderBy))
{
return(BadRequest());
}
if (!TypeHelper.TypeHasProperties <CollectionDto>(resourceParameters.Fields))
{
return(BadRequest());
}
var retrievedCollections = await _collectionService.FindCollections(resourceParameters);
var collections = _mapper.Map <IEnumerable <CollectionDto> >(retrievedCollections);
var shapedCollections = collections.ShapeData(resourceParameters.Fields);
if (mediaType == "application/json+hateoas")
{
if (!string.IsNullOrEmpty(resourceParameters.Fields) &&
!resourceParameters.Fields.ToLowerInvariant().Contains("id"))
{
return(BadRequest("Field parameter 'id' is required"));
}
var paginationMetadata = new
{
totalCount = retrievedCollections.TotalCount,
pageSize = retrievedCollections.PageSize,
currentPage = retrievedCollections.CurrentPage,
totalPages = retrievedCollections.TotalPages
};
Response.Headers.Add("X-Pagination",
JsonConvert.SerializeObject(paginationMetadata));
var links = CreateCollectionsLinks(resourceParameters,
retrievedCollections.HasNext, retrievedCollections.HasPrevious);
var linkedCollections = shapedCollections.Select(collection =>
{
var collectionAsDictionary = collection as IDictionary <string, object>;
var collectionLinks = CreateCollectionLinks((Guid)collectionAsDictionary["Id"],
resourceParameters.Fields);
collectionAsDictionary.Add("links", collectionLinks);
return(collectionAsDictionary);
});
var linkedCollectionResource = new LinkedCollectionResource
{
Value = linkedCollections,
Links = links
};
return(Ok(linkedCollectionResource));
}
else
{
var previousPageLink = retrievedCollections.HasPrevious ?
CreateCollectionsResourceUri(resourceParameters,
ResourceUriType.PreviousPage) : null;
var nextPageLink = retrievedCollections.HasNext ?
CreateCollectionsResourceUri(resourceParameters,
ResourceUriType.NextPage) : null;
var paginationMetadata = new
{
totalCount = retrievedCollections.TotalCount,
pageSize = retrievedCollections.PageSize,
currentPage = retrievedCollections.CurrentPage,
totalPages = retrievedCollections.TotalPages,
previousPageLink,
nextPageLink,
};
Response.Headers.Add("X-Pagination",
JsonConvert.SerializeObject(paginationMetadata));
return(Ok(shapedCollections));
}
}
