Refactor

lib/redux/client/client_selectors.dart

@@ -3,24 +3,14 @@ import 'package:built_collection/built_collection.dart';
 import 'package:invoiceninja/data/models/models.dart';
 import 'package:invoiceninja/redux/ui/list_ui_state.dart';
 
-var memoizedDropdownClientList = memo3((
-    BuiltMap<int, ClientEntity> clientMap,
-    BuiltList<int> clientList,
-    String filter) => dropdownClientsSelector(clientMap, clientList, filter)
-);
+var memoizedDropdownClientList = memo2(
+    (BuiltMap<int, ClientEntity> clientMap, BuiltList<int> clientList) =>
+        dropdownClientsSelector(clientMap, clientList));
 
 List<int> dropdownClientsSelector(
-    BuiltMap<int, ClientEntity> clientMap,
-    BuiltList<int> clientList,
-    String filter) {
-
-  final list = clientList.where((clientId) {
-    final client = clientMap[clientId];
-    if (! client.isActive) {
-      return false;
-    }
-    return client.matchesSearch(filter);
-  }).toList();
+    BuiltMap<int, ClientEntity> clientMap, BuiltList<int> clientList) {
+  final list =
+      clientList.where((clientId) => clientMap[clientId].isActive).toList();
 
   list.sort((clientAId, clientBId) {
     final clientA = clientMap[clientAId];
@@ -31,21 +21,15 @@ List<int> dropdownClientsSelector(
   return list;
 }
 
+var memoizedClientList = memo3((BuiltMap<int, ClientEntity> clientMap,
+        BuiltList<int> clientList, ListUIState clientListState) =>
+    visibleClientsSelector(clientMap, clientList, clientListState));
 
-var memoizedClientList = memo3((
-    BuiltMap<int, ClientEntity> clientMap,
-    BuiltList<int> clientList,
-    ListUIState clientListState) => visibleClientsSelector(clientMap, clientList, clientListState)
-);
-
-List<int> visibleClientsSelector(
-    BuiltMap<int, ClientEntity> clientMap,
-    BuiltList<int> clientList,
-    ListUIState clientListState) {
-
+List<int> visibleClientsSelector(BuiltMap<int, ClientEntity> clientMap,
+    BuiltList<int> clientList, ListUIState clientListState) {
   final list = clientList.where((clientId) {
     final client = clientMap[clientId];
-    if (! client.matchesStates(clientListState.stateFilters)) {
+    if (!client.matchesStates(clientListState.stateFilters)) {
       return false;
     }
     return client.matchesSearch(clientListState.search);
@@ -54,8 +38,9 @@ List<int> visibleClientsSelector(
   list.sort((clientAId, clientBId) {
     final clientA = clientMap[clientAId];
     final clientB = clientMap[clientBId];
-    return clientA.compareTo(clientB, clientListState.sortField, clientListState.sortAscending);
+    return clientA.compareTo(
+        clientB, clientListState.sortField, clientListState.sortAscending);
   });
 
   return list;
-}
+}

lib/redux/static/static_selectors.dart

@@ -0,0 +1,16 @@
+import 'package:built_collection/built_collection.dart';
+import 'package:invoiceninja/data/models/static/country_model.dart';
+import 'package:memoize/memoize.dart';
+
+
+var memoizedCountryList = memo1((BuiltMap<int, CountryEntity> countryMap) =>
+    countryList(countryMap));
+
+List<int> countryList(BuiltMap<int, CountryEntity> countryMap) {
+  final list = countryMap.keys.toList();
+
+  list.sort((idA, idB) => countryMap[idA].listDisplayName
+      .compareTo(countryMap[idB].listDisplayName));
+
+  return list;
+}

lib/ui/app/entity_dropdown.dart

@@ -12,6 +12,7 @@ class EntityDropdown extends StatefulWidget {
     @required this.entityType,
     @required this.labelText,
     @required this.entityMap,
+    @required this.entityList,
     @required this.onSelected,
     this.validator,
     this.initialValue,
@@ -19,6 +20,7 @@ class EntityDropdown extends StatefulWidget {
 
   final EntityType entityType;
   final BuiltMap<int, SelectableEntity> entityMap;
+  final List<int> entityList;
   final String labelText;
   final String initialValue;
   final Function(int) onSelected;
@@ -49,6 +51,7 @@ class _EntityDropdownState extends State<EntityDropdown> {
         builder: (BuildContext context) {
           return EntityDropdownDialog(
             entityMap: widget.entityMap,
+            entityList: widget.entityList,
             onSelected: (entityId) {
               _textController.text = widget.entityMap[entityId].listDisplayName;
               widget.onSelected(entityId);
@@ -80,10 +83,12 @@ class _EntityDropdownState extends State<EntityDropdown> {
 class EntityDropdownDialog extends StatefulWidget {
   EntityDropdownDialog({
     @required this.entityMap,
+    @required this.entityList,
     @required this.onSelected,
   });
 
   final BuiltMap<int, SelectableEntity> entityMap;
+  final List<int> entityList;
   final Function(int) onSelected;
 
   @override
@@ -92,15 +97,6 @@ class EntityDropdownDialog extends StatefulWidget {
 
 class _EntityDropdownDialogState extends State<EntityDropdownDialog> {
   String _filter;
-  List<int> _entityList;
-
-  @override
-  void initState() {
-    super.initState();
-    _entityList = widget.entityMap.keys.toList();
-    _entityList.sort((idA, idB) => widget.entityMap[idA].listDisplayName
-        .compareTo(widget.entityMap[idB].listDisplayName));
-  }
 
   @override
   Widget build(BuildContext context) {
@@ -139,7 +135,7 @@ class _EntityDropdownDialogState extends State<EntityDropdownDialog> {
     }
 
     Widget _createList() {
-      final matches = _entityList
+      final matches = widget.entityList
           .where((entityId) => widget.entityMap[entityId].matchesSearch(_filter))
           .toList();
 

lib/ui/client/edit/client_edit_billing_address.dart

@@ -5,6 +5,7 @@ import 'package:invoiceninja/ui/app/entity_dropdown.dart';
 import 'package:invoiceninja/ui/app/form_card.dart';
 import 'package:invoiceninja/ui/client/edit/client_edit_vm.dart';
 import 'package:invoiceninja/utils/localization.dart';
+import 'package:invoiceninja/redux/static/static_selectors.dart';
 
 class ClientEditBillingAddress extends StatefulWidget {
   ClientEditBillingAddress({
@@ -125,6 +126,7 @@ class ClientEditBillingAddressState extends State<ClientEditBillingAddress> {
           EntityDropdown(
             entityType: EntityType.country,
             entityMap: viewModel.countryMap,
+            entityList: memoizedCountryList(viewModel.countryMap),
             labelText: localization.country,
             initialValue: viewModel.countryMap[client.countryId]?.name,
             onSelected: (int countryId) => viewModel

lib/ui/client/edit/client_edit_shipping_address.dart

@@ -3,6 +3,7 @@ import 'package:invoiceninja/data/models/entities.dart';
 import 'package:invoiceninja/ui/app/entity_dropdown.dart';
 import 'package:invoiceninja/ui/client/edit/client_edit_vm.dart';
 import 'package:invoiceninja/utils/localization.dart';
+import 'package:invoiceninja/redux/static/static_selectors.dart';
 
 import '../../app/form_card.dart';
 
@@ -125,6 +126,7 @@ class ClientEditShippingAddressState extends State<ClientEditShippingAddress> {
           EntityDropdown(
             entityType: EntityType.country,
             entityMap: viewModel.countryMap,
+            entityList: memoizedCountryList(viewModel.countryMap),
             labelText: localization.country,
             initialValue: viewModel.countryMap[client.shippingCountryId]?.name,
             onSelected: (int countryId) => viewModel

lib/ui/invoice/edit/invoice_edit_details.dart

@@ -1,4 +1,5 @@
 import 'package:invoiceninja/data/models/invoice_model.dart';
+import 'package:invoiceninja/redux/client/client_selectors.dart';
 import 'package:invoiceninja/utils/formatting.dart';
 import 'package:flutter/material.dart';
 import 'package:invoiceninja/data/models/entities.dart';
@@ -100,6 +101,7 @@ class InvoiceEditDetailsState extends State<InvoiceEditDetails> with AutomaticKe
                     initialValue:
                         viewModel.clientMap[invoice.clientId]?.displayName,
                     entityMap: viewModel.clientMap,
+                    entityList: memoizedDropdownClientList(viewModel.clientMap, viewModel.clientList),
                     validator: (String val) => val.trim().isEmpty
                         ? AppLocalization.of(context).pleaseSelectAClient
                         : null,

lib/ui/invoice/edit/invoice_edit_details_vm.dart

@@ -33,12 +33,14 @@ class InvoiceEditDetailsVM {
   final InvoiceEntity invoice;
   final Function(InvoiceEntity) onChanged;
   final BuiltMap<int, ClientEntity> clientMap;
+  final BuiltList<int> clientList;
 
   InvoiceEditDetailsVM({
     @required this.state,
     @required this.invoice,
     @required this.onChanged,
     @required this.clientMap,
+    @required this.clientList,
   });
 
   factory InvoiceEditDetailsVM.fromStore(Store<AppState> store) {
@@ -51,6 +53,7 @@ class InvoiceEditDetailsVM {
         onChanged: (InvoiceEntity invoice) =>
             store.dispatch(UpdateInvoice(invoice)),
         clientMap: state.clientState.map,
+        clientList: state.clientState.list,
     );
   }
 }