public override bool Equals(object obj) { if (obj == null) { return(false); } if (obj == this) { return(true); } return(obj is SearchOrdersFilter other && ((StateFilter == null && other.StateFilter == null) || (StateFilter?.Equals(other.StateFilter) == true)) && ((DateTimeFilter == null && other.DateTimeFilter == null) || (DateTimeFilter?.Equals(other.DateTimeFilter) == true)) && ((FulfillmentFilter == null && other.FulfillmentFilter == null) || (FulfillmentFilter?.Equals(other.FulfillmentFilter) == true)) && ((SourceFilter == null && other.SourceFilter == null) || (SourceFilter?.Equals(other.SourceFilter) == true)) && ((CustomerFilter == null && other.CustomerFilter == null) || (CustomerFilter?.Equals(other.CustomerFilter) == true))); }