public IEnumerable <FilterDescriptor> GetAllFilter(IFilterDescriptor Descriptor)
{
List <FilterDescriptor> filterDescriptors = new List <FilterDescriptor>();
if (Descriptor is null)
{
return(filterDescriptors);
}
string typeName = Descriptor.GetType().Name;
if (typeName == nameof(FilterDescriptor))
{
filterDescriptors.Add((FilterDescriptor)Descriptor);
}
else if (typeName == nameof(CompositeFilterDescriptor))
{
foreach (var item in ((CompositeFilterDescriptor)Descriptor).FilterDescriptors)
{
typeName = item.GetType().Name;
if (typeName == nameof(FilterDescriptor))
{
filterDescriptors.Add((FilterDescriptor)item);
}
else if (typeName == nameof(CompositeFilterDescriptor))
{
filterDescriptors.AddRange(GetAllFilter((CompositeFilterDescriptor)item));
}
}
}
return(filterDescriptors);
}
private static void MappViewFields(IFilterDescriptor f, string current, string toMap)
{
var type = f.GetType();
if (type.Name != "FilterDescriptor")
{
CompositeFilterDescriptor cfd = (CompositeFilterDescriptor)f;
foreach (var item in cfd.FilterDescriptors)
{
MappViewFields(item, current, toMap);
}
}
else
{
FilterDescriptor fd = (FilterDescriptor)f;
if (fd.Member == current)
{
fd.Member = toMap;
}
if (fd.Member.ToLower().Contains("date"))
{
fd.Value = ((DateTime)fd.Value).ToUniversalTime();
}
}
}
/// <summary>
/// Gets filters list.
/// </summary>
/// <param name="filterDescriptor">Filter's descriptor.</param>
/// <returns>Filters list.</returns>
private static List<FilterDescriptor> GetDescriptors(IFilterDescriptor filterDescriptor)
{
var descriptors = new List<FilterDescriptor>();
if (filterDescriptor.GetType() == typeof(FilterDescriptor))
{
descriptors.Add(filterDescriptor as FilterDescriptor);
}
else
{
foreach (IFilterDescriptor filter in (filterDescriptor as CompositeFilterDescriptor).FilterDescriptors)
{
descriptors.AddRange(GetDescriptors(filter));
}
}
return descriptors;
}
