public async Task <IActionResult> Get([FromQuery] LoverAnniversaryParameters parameters)
{
PaginatedList <LoverAnniversary> anniversaries =
await _anniversaryRepository.GetAsync(this.GetUserId(), parameters);
IQueryable <LoverAnniversary> sortedAnniversaries = anniversaries.AsQueryable()
.ApplySort(
parameters.OrderBy,
_propertyMappingContainer.Resolve <LoverAnniversaryResource, LoverAnniversary>());
IEnumerable <LoverAnniversaryResource> loverAnniversaryResources =
_mapper.Map <IEnumerable <LoverAnniversaryResource> >(sortedAnniversaries);
IEnumerable <ExpandoObject> shapedAnniversaryResource =
loverAnniversaryResources.ToDynamicObject(parameters.Fields)
.Select(x =>
{
var dict = x as IDictionary <string, object>;
dict.Add("links", CreateLinksForAnniversary(dict["Id"] as string, parameters.Fields));
return(x);
});
this.AddPaginationHeaderToResponse(anniversaries);
var result = new
{
value = shapedAnniversaryResource,
links = this.CreatePaginationLinks("GetLoverAnniversaries", parameters, anniversaries.HasPrevious, anniversaries.HasNext)
};
return(Ok(result));
}
private object CreateLinksForAnniversaries(LoverAnniversaryParameters parameters, bool hasPrevious, bool hasNext)
{
var links = new List <LinkResource>
{
new LinkResource("current_page", "get", Url.LinkRelative("GetAnniversaries", parameters))
};
if (hasPrevious)
{
parameters.PageIndex--;
links.Add(
new LinkResource(
"previous_page", "get", Url.LinkRelative("GetAnniversaries", parameters)));
parameters.PageIndex++;
}
if (hasNext)
{
parameters.PageIndex++;
links.Add(
new LinkResource(
"next_page", "get", Url.LinkRelative("GetAnniversaries", parameters)));
parameters.PageIndex--;
}
return(links);
}
public async Task <PaginatedList <LoverAnniversary> > GetAsync(string userId, LoverAnniversaryParameters parameters)
{
IQueryable <LoverAnniversary> paginatedQuery = _dbContext.LoverAnniversaries
.Where(x => x.Lover.LoverCloudUsers.Any(user => user.Id == userId))
.Skip(parameters.PageSize * (parameters.PageIndex - 1))
.Take(parameters.PageSize);
return(new PaginatedList <LoverAnniversary>(
parameters.PageIndex, parameters.PageSize,
await paginatedQuery.CountAsync(), await paginatedQuery.ToListAsync()));
}