public Uri GetAllPostUri(string specificUrl, ArticlePaginationQuery pagination, ArticleQuery query)
{
var stringHelper = _baseUri;
_baseUri += specificUrl;
var uri = new Uri(_baseUri);
var modifiedUrl = _baseUri;
if (!string.IsNullOrWhiteSpace(query.TitleOrContent))
{
modifiedUrl = QueryHelpers.AddQueryString(modifiedUrl, "titleOrContent", query.TitleOrContent);
}
if (!string.IsNullOrWhiteSpace(query.Tag))
{
modifiedUrl = QueryHelpers.AddQueryString(modifiedUrl, "tag", query.Tag);
}
if (pagination == null)
{
return(uri);
}
modifiedUrl = QueryHelpers.AddQueryString(modifiedUrl, "pageNumber", pagination.PageNumber.ToString());
modifiedUrl = QueryHelpers.AddQueryString(modifiedUrl, "pageSize", pagination.PageSize.ToString());
_baseUri = stringHelper;
return(new Uri(modifiedUrl));
}
public static Pagination <T> CreatePaginatedResponse <T, K>(IUriService uriService, ArticlePaginationQuery paginationQuery,
ICollection <T> response, ICollection <K> allArticles, string specificUrl, ArticleQuery query)
{
var totalPages = Math.Ceiling((double)allArticles.Count / paginationQuery.PageSize);
var nextPage = (paginationQuery.PageNumber >= 1 && paginationQuery.PageNumber < totalPages)
? uriService.GetAllPostUri(specificUrl, new ArticlePaginationQuery()
{
PageNumber = paginationQuery.PageNumber + 1,
PageSize = paginationQuery.PageSize
}, query).ToString()
: null;
var previousPage = paginationQuery.PageNumber - 1 >= 1
? uriService.GetAllPostUri(specificUrl, new ArticlePaginationQuery()
{
PageNumber = paginationQuery.PageNumber - 1,
PageSize = paginationQuery.PageSize
}, query).ToString()
: null;
var paginationResponse = new Pagination <T>
{
Data = response.AsEnumerable(),
PageNumber = paginationQuery.PageNumber >= 1 ? paginationQuery.PageNumber : (int?)null,
PageSize = paginationQuery.PageSize >= 1 ? paginationQuery.PageSize : (int?)null,
NextPage = response.Any() ? nextPage : null,
PreviousPage = previousPage,
TotalPages = totalPages
};
return(paginationResponse);
}