public Task <IEnumerable <IPost> > Execute(ListPosts query, IQueryExecutionContext <ListPosts, IEnumerable <IPost> > context)
{
if (!query.Page.HasValue || query.Page <= 0)
{
query.Page = 1;
}
if (!query.PerPage.HasValue || query.PerPage <= 0)
{
query.PerPage = 10;
}
context.Metadata.SetPagination(
this._posts.LongCount(),
query.Page.Value,
query.PerPage.Value,
page => new ListPosts {
Page = page, PerPage = query.PerPage
});
return(Task.FromResult(this._posts.OrderByDescending(p => p.PublicationDate)
.Skip(query.PerPage.Value * (query.Page.Value - 1))
.Take(query.Page.Value).AsEnumerable()));
}
public Task <bool> CheckParameters(ListPosts query, IParameterChecker result)
{
return(Task.FromResult(true));
}
public Task <bool> CheckContext(ListPosts query, ITeclynContext context, IQueryContextChecker result)
{
return(Task.FromResult(true));
}