public PagedList <ActivityCategory> GetActivityCategories(ActivityCategoryResourceParameters activityCategoryResourceParameters)
{
var collectionBeforePaging = _context.ActivityCategories
.ApplySort(activityCategoryResourceParameters.OrderBy, _propertyMappingService.GetPropertyMapping <ActivityCategoryDTO, ActivityCategory>());
if (!string.IsNullOrEmpty(activityCategoryResourceParameters.SearchQuery))
{
// trim & ignore casing
var searchQueryForWhereClause = activityCategoryResourceParameters.SearchQuery.Trim().ToLowerInvariant();
collectionBeforePaging = collectionBeforePaging
.Where(ac => ac.Name.ToLowerInvariant().Contains(searchQueryForWhereClause));
}
return(PagedList <ActivityCategory> .Create(collectionBeforePaging, activityCategoryResourceParameters.PageNumber,
activityCategoryResourceParameters.PageSize));
}
private string CreateActivityCategoriesResourceUri(ActivityCategoryResourceParameters activityCategoryResourceParameters,
ResourceUriType type)
{
switch (type)
{
case ResourceUriType.PreviousPage:
return(_urlHelper.Link("GetActivityCategories",
new
{
fields = activityCategoryResourceParameters.Fields,
orderBy = activityCategoryResourceParameters.OrderBy,
searchQuery = activityCategoryResourceParameters.SearchQuery,
pageNumber = activityCategoryResourceParameters.PageNumber - 1,
pageSize = activityCategoryResourceParameters.PageSize
}));
case ResourceUriType.NextPage:
return(_urlHelper.Link("GetActivityCategories",
new
{
fields = activityCategoryResourceParameters.Fields,
orderBy = activityCategoryResourceParameters.OrderBy,
searchQuery = activityCategoryResourceParameters.SearchQuery,
pageNumber = activityCategoryResourceParameters.PageNumber + 1,
pageSize = activityCategoryResourceParameters.PageSize
}));
case ResourceUriType.Current:
default:
return(_urlHelper.Link("GetActivityCategories",
new
{
fields = activityCategoryResourceParameters.Fields,
orderBy = activityCategoryResourceParameters.OrderBy,
searchQuery = activityCategoryResourceParameters.SearchQuery,
pageNumber = activityCategoryResourceParameters.PageNumber,
pageSize = activityCategoryResourceParameters.PageSize
}));
}
}
public IActionResult GetActivityCategories(ActivityCategoryResourceParameters activityCategoryResourceParameters)
{
if (!_propertyMappingService.ValidMappingExistsFor <ActivityCategoryDTO, ActivityCategory>(activityCategoryResourceParameters.OrderBy))
{
return(BadRequest());
}
if (!_typeHelperService.TypeHasProperties <ActivityCategoryDTO>(activityCategoryResourceParameters.Fields))
{
return(BadRequest());
}
var activityCategoriesFromRepo = _activityCategoryRepository.GetActivityCategories(activityCategoryResourceParameters);
var activityCategories = Mapper.Map <IEnumerable <ActivityCategoryDTO> >(activityCategoriesFromRepo);
var previousPageLink = activityCategoriesFromRepo.HasPrevious ?
CreateActivityCategoriesResourceUri(activityCategoryResourceParameters, ResourceUriType.PreviousPage) : null;
var nextPageLink = activityCategoriesFromRepo.HasNext ?
CreateActivityCategoriesResourceUri(activityCategoryResourceParameters, ResourceUriType.NextPage) : null;
var paginationMetadata = new
{
previousPageLink = previousPageLink,
nextPageLink = nextPageLink,
totalCount = activityCategoriesFromRepo.TotalCount,
pageSize = activityCategoriesFromRepo.PageSize,
currentPage = activityCategoriesFromRepo.CurrentPage,
totalPages = activityCategoriesFromRepo.TotalPages
};
Response.Headers.Add("X-Pagination", Newtonsoft.Json.JsonConvert.SerializeObject(paginationMetadata));
var shapedActivityCategories = activityCategories.ShapeData(activityCategoryResourceParameters.Fields);
return(Ok(JsonConvert.SerializeObject(shapedActivityCategories)));
//return Ok(activityCategories.ShapeData(activityCategoryResourceParameters.Fields));
}
