/// <summary>
/// Converts a DatatableReply into a datatable accepted format (it's mostly renaming the variables)
/// </summary>
/// <param name="reply">
/// This datatable reply
/// </param>
/// <returns>
/// This datatable reply as a valid Json object
/// </returns>
public static JsonResult ToJson(this DatatableReply reply)
{
return(new JsonResult
{
Data =
new
{
iTotalRecords = reply.TotalRecords,
iTotalDisplayRecords = reply.TotalDisplayRecords,
sEcho = reply.Echo,
sColumns = reply.Columns,
aaData = reply.Data
},
JsonRequestBehavior = JsonRequestBehavior.AllowGet,
});
}
/// <summary>
/// Applies the desired sorting, filtering and pagination logic to the
/// data source entities according to the param object and returns a reply
/// </summary>
/// <param name="param">
/// The parameter containing the sorting, filtering and pagination logic
/// </param>
/// <returns>
/// A parsed collection of entities wrapped in a reply object
/// </returns>
public DatatableReply Parse(DatatableParam param)
{
int totalRecords = _entities.Count();
_entities = Sort(param);
_entities = FilterGlobal(param);
_entities = FilterSpecific(param);
int displayRecords = _entities.Count();
_entities = _entities.Skip(param.DisplayStart);
_entities = _entities.Take(param.DisplayLength);
var projector = new DatatableEntityProjector <TEntity>(_entities);
var reply = new DatatableReply
{
Echo = Convert.ToInt32(param.Echo),
Columns = string.Join(",", _properties.Select(p => p.ColumnHeader)),
TotalRecords = totalRecords,
TotalDisplayRecords = displayRecords,
Data = projector.Project(_sessionObject).ToArray()
};
return(reply);
}
