Api - QueryMultiple - abstract

QueryMultipleAbstract.cs

public interface IQueryMultiple
{
    bool Descending { get; }
    bool HasQuery { get; }
    bool HasSearch { get; }
    string OrderBy { get; set; }
    int Page { get; set; }
    int PageCount { get; set; }
    string Search { get; set; }
}

public abstract class QueryMultipleAbstact : IQueryMultiple
{
    private const int maxPageCount = 50;
    public virtual int Page { get; set; }

    private int _pageCount = 50;
    public virtual int PageCount
    {
        get { return _pageCount; }
        set { _pageCount = (value > maxPageCount) ? maxPageCount : value; }
    }

    public virtual bool HasSearch { get { return !String.IsNullOrEmpty(Search); } }
    public virtual string Search { get; set; }

    public virtual string OrderBy { get; set; } = "Name";
    public virtual bool Descending
    {
        get
        {
            if (!String.IsNullOrEmpty(OrderBy))
            {
                return OrderBy.Split(' ').Last().ToLowerInvariant().StartsWith("desc");
            }
            return false;
        }
    }

    public virtual bool HasQuery
    {
        get
        {
            bool answer = false;
            if (Page != 0 )
            {
                answer = true;
            }
            else if (_pageCount > 50)
            {
                answer = true;
            }
            else if (!String.IsNullOrEmpty(Search))
            {
                answer = true;
            }

            return answer;
        }
    }
}