public async Task <IActionResult> Find([FromQuery] MaterialsQueryResource queryResource)
{
var materialsQuery = _mapper.Map <MaterialsQueryResource, MaterialsQuery>(queryResource);
var materialsQueryResult = await _materials.FindAsync(materialsQuery);
var resource = _mapper.Map <QueryResult <Material>, QueryResultResource <Material> >(materialsQueryResult);
return(Ok(resource));
}