import 'package:invoiceninja_flutter/redux/static/static_state.dart';
import 'package:invoiceninja_flutter/redux/app/app_state.dart';
import 'package:memoize/memoize.dart';
import 'package:built_collection/built_collection.dart';
import 'package:invoiceninja_flutter/data/models/models.dart';
import 'package:invoiceninja_flutter/redux/ui/list_ui_state.dart';

var memoizedDropdownStubList = memo5(
    (BuiltMap<String, StubEntity> stubMap, BuiltList<String> stubList,
                StaticState staticState,
                BuiltMap<String, UserEntity> userMap,
            String clientId) =>
        dropdownStubsSelector(stubMap, stubList, staticState, userMap, clientId));

List<String> dropdownStubsSelector(BuiltMap<String, StubEntity> stubMap,
    BuiltList<String> stubList, 
    StaticState staticState,
    BuiltMap<String, UserEntity> userMap,    
    String clientId) {
  final list = stubList.where((stubId) {
    final stub = stubMap[stubId];
    /*
    if (clientId != null && clientId > 0 && stub.clientId != clientId) {
      return false;
    }
    */
    return stub.isActive;
  }).toList();

  list.sort((stubAId, stubBId) {
    final stubA = stubMap[stubAId];
    final stubB = stubMap[stubBId];
    return stubA.compareTo(stubB, StubFields.name, true);
  });

  return list;
}

var memoizedFilteredStubList = memo4((
        SelectionState selectionState,
        BuiltMap<String, StubEntity> stubMap,
        BuiltList<String> stubList,
        ListUIState stubListState) =>
    filteredStubsSelector(selectionState, stubMap, stubList, stubListState));

List<String> filteredStubsSelector(
    SelectionState selectionState,
    BuiltMap<String, StubEntity> stubMap,
    BuiltList<String> stubList, 
    ListUIState stubListState) {

  final filterEntityId = selectionState.filterEntityId;
  final filterEntityType = selectionState.filterEntityType;

  final list = stubList.where((stubId) {
    final stub = stubMap[stubId];
    if (filterEntityId != null && stub.id != filterEntityId) {
      return false;
    } else {

    }

    if (!stub.matchesStates(stubListState.stateFilters)) {
      return false;
    }
    if (stubListState.custom1Filters.isNotEmpty &&
        !stubListState.custom1Filters.contains(stub.customValue1)) {
      return false;
    } else if (stubListState.custom2Filters.isNotEmpty &&
        !stubListState.custom2Filters.contains(stub.customValue2)) {
      return false;
    } else if (stubListState.custom3Filters.isNotEmpty &&
        !stubListState.custom3Filters.contains(stub.customValue3)) {
      return false;
    } else if (stubListState.custom4Filters.isNotEmpty &&
        !stubListState.custom4Filters.contains(stub.customValue4)) {
      return false;
    }

    return stub.matchesFilter(stubListState.filter);
  }).toList();

  list.sort((stubAId, stubBId) {
    final stubA = stubMap[stubAId];
    final stubB = stubMap[stubBId];
    return stubA.compareTo(stubB, stubListState.sortField,
        stubListState.sortAscending);
  });


  return list;
}