// SetPaginator defines values of the JSONLD Collection according to pagination request.
func (j *CollectionResource) SetPaginator(r *http.Request, paginator *api.Pagination) {
j.TotalItems = paginator.Count()
if paginator.HasOtherPages() {
j.Type = "PagedCollection"
j.ItemPerPage = paginator.PerPage
j.CurrentPage = paginator.Page
}
q := r.URL.Query()
if paginator.HasOtherPages() {
q.Set("page", fmt.Sprintf("%d", 1))
r.URL.RawQuery = q.Encode()
j.FirstPage = r.URL.String()
}
if paginator.HasPrev() {
q.Set("page", fmt.Sprintf("%d", paginator.Page-1))
r.URL.RawQuery = q.Encode()
j.PreviousPage = r.URL.String()
}
if paginator.HasNext() {
q.Set("page", fmt.Sprintf("%d", paginator.Page+1))
r.URL.RawQuery = q.Encode()
j.NextPage = r.URL.String()
}
if paginator.HasOtherPages() {
q.Set("page", fmt.Sprintf("%d", paginator.NumPages()))
r.URL.RawQuery = q.Encode()
j.LastPage = r.URL.String()
}
}
