public JsonResult DropDown(string key, int?p)
{
if (string.IsNullOrWhiteSpace(key) || key.Length < 3)
{
return(null);
}
var result = _mapper.Map <List <DropDownViewModel> >(_dropDownService.GetBusinesses(key, (p.GetValueOrDefault(1) - 1) * 30, 30, out long totalCount));
return(Json(new DropDownModel {
TotalCount = totalCount, Items = result
}, JsonRequestBehavior.AllowGet));
}