feat: Start implementing tags query form field

lib/features/document_bulk_action/cubit/document_bulk_action_cubit.dart

@@ -127,14 +127,10 @@ class DocumentBulkActionCubit extends Cubit<DocumentBulkActionState> {
     );
     final updatedDocuments = state.selection
         .where((element) => modifiedDocumentIds.contains(element.id))
-        .map(
+        .map((doc) => doc.copyWith(tags: [
-          (doc) => doc.copyWith(
-            tags: [
               ...doc.tags.toSet().difference(addTagIds.toSet()),
               ...addTagIds
-            ],
+            ]));
-          ),
-        );
     for (final doc in updatedDocuments) {
       _notifier.notifyUpdated(doc);
     }

lib/features/document_bulk_action/view/widgets/bulk_edit_label_bottom_sheet.dart

@@ -1,6 +1,4 @@
 import 'package:flutter/material.dart';
-import 'package:flutter/src/widgets/framework.dart';
-import 'package:flutter/src/widgets/placeholder.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:flutter_form_builder/flutter_form_builder.dart';
 import 'package:paperless_api/paperless_api.dart';
@@ -10,14 +8,17 @@ import 'package:paperless_mobile/features/document_bulk_action/cubit/document_bu
 import 'package:paperless_mobile/features/labels/view/widgets/label_form_field.dart';
 import 'package:paperless_mobile/generated/l10n/app_localizations.dart';
 
+typedef LabelOptionsSelector<T extends Label> = Map<int, T> Function(
+    DocumentBulkActionState state);
+
 class BulkEditLabelBottomSheet<T extends Label> extends StatefulWidget {
   final String title;
   final String formFieldLabel;
   final Widget formFieldPrefixIcon;
-  final Map<int, T> Function(DocumentBulkActionState state)
+  final LabelOptionsSelector<T> availableOptionsSelector;
-      availableOptionsSelector;
   final void Function(int? selectedId) onSubmit;
   final int? initialValue;
+  
   const BulkEditLabelBottomSheet({
     super.key,
     required this.title,

lib/features/documents/view/widgets/search/document_filter_form.dart

@@ -4,6 +4,7 @@ import 'package:flutter_form_builder/flutter_form_builder.dart';
 import 'package:paperless_api/paperless_api.dart';
 import 'package:paperless_mobile/core/widgets/form_builder_fields/extended_date_range_form_field/form_builder_extended_date_range_picker.dart';
 import 'package:paperless_mobile/features/labels/cubit/label_cubit.dart';
+import 'package:paperless_mobile/features/labels/tags/view/widgets/tag_query_form_field.dart';
 import 'package:paperless_mobile/features/labels/tags/view/widgets/tags_form_field.dart';
 import 'package:paperless_mobile/features/labels/view/widgets/label_form_field.dart';
 import 'package:paperless_mobile/generated/l10n/app_localizations.dart';
@@ -192,6 +193,11 @@ class _DocumentFilterFormState extends State<DocumentFilterForm> {
   }
 
   Widget _buildTagsFormField() {
+    return TagQueryFormField(
+      options: widget.tags,
+      name: DocumentModel.tagsKey,
+      initialValue: widget.initialFilter.tags,
+    );
     return TagFormField(
       name: DocumentModel.tagsKey,
       initialValue: widget.initialFilter.tags,

lib/features/labels/tags/view/widgets/fullscreen_tags_form.dart

@@ -0,0 +1,16 @@
+import 'package:flutter/src/widgets/framework.dart';
+import 'package:flutter/src/widgets/placeholder.dart';
+
+class FullscreenTagsForm extends StatefulWidget {
+  const FullscreenTagsForm({super.key});
+
+  @override
+  State<FullscreenTagsForm> createState() => _FullscreenTagsFormState();
+}
+
+class _FullscreenTagsFormState extends State<FullscreenTagsForm> {
+  @override
+  Widget build(BuildContext context) {
+    return const Placeholder();
+  }
+}

lib/features/labels/tags/view/widgets/tag_form_field.dart

@@ -0,0 +1,149 @@
+// import 'dart:developer';
+
+// import 'package:animations/animations.dart';
+// import 'package:collection/collection.dart';
+// import 'package:flutter/material.dart';
+// import 'package:flutter_form_builder/flutter_form_builder.dart';
+// import 'package:paperless_api/paperless_api.dart';
+// import 'package:paperless_mobile/core/widgets/material/chips_input.dart';
+// import 'package:paperless_mobile/core/workarounds/colored_chip.dart';
+// import 'package:paperless_mobile/extensions/flutter_extensions.dart';
+// import 'package:paperless_mobile/features/labels/view/widgets/fullscreen_label_form.dart';
+// import 'package:paperless_mobile/generated/l10n/app_localizations.dart';
+
+// ///
+// /// Form field allowing to select labels (i.e. correspondent, documentType)
+// /// [T] is the label type (e.g. [DocumentType], [Correspondent], ...)
+// ///
+// class TagsFormField<T extends Label> extends StatelessWidget {
+//   final Widget prefixIcon;
+//   final Map<int, T> options;
+//   final IdQueryParameter? initialValue;
+//   final String name;
+//   final String labelText;
+//   final FormFieldValidator? validator;
+//   final Widget Function(String? initialName)? addLabelPageBuilder;
+//   final void Function(IdQueryParameter?)? onChanged;
+//   final bool showNotAssignedOption;
+//   final bool showAnyAssignedOption;
+//   final List<T> suggestions;
+//   final String? addLabelText;
+
+//   const TagsFormField({
+//     Key? key,
+//     required this.name,
+//     required this.options,
+//     required this.labelText,
+//     required this.prefixIcon,
+//     this.initialValue,
+//     this.validator,
+//     this.addLabelPageBuilder,
+//     this.onChanged,
+//     this.showNotAssignedOption = true,
+//     this.showAnyAssignedOption = true,
+//     this.suggestions = const [],
+//     this.addLabelText,
+//   }) : super(key: key);
+
+//   String _buildText(BuildContext context, IdQueryParameter? value) {
+//     if (value?.isSet ?? false) {
+//       return options[value!.id]?.name ?? 'undefined';
+//     } else if (value?.onlyNotAssigned ?? false) {
+//       return S.of(context)!.notAssigned;
+//     } else if (value?.onlyAssigned ?? false) {
+//       return S.of(context)!.anyAssigned;
+//     }
+//     return '';
+//   }
+
+//   @override
+//   Widget build(BuildContext context) {
+//     final isEnabled = options.values.any((e) => (e.documentCount ?? 0) > 0) ||
+//         addLabelPageBuilder != null;
+//     return FormBuilderField<IdQueryParameter>(
+//       name: name,
+//       initialValue: initialValue,
+//       onChanged: onChanged,
+//       enabled: isEnabled,
+//       builder: (field) {
+//         final controller = TextEditingController(
+//           text: _buildText(context, field.value),
+//         );
+//         final displayedSuggestions =
+//             suggestions.whereNot((e) => e.id == field.value?.id).toList();
+
+//         return Column(
+//           children: [
+//             OpenContainer<IdQueryParameter>(
+//               middleColor: Theme.of(context).colorScheme.background,
+//               closedColor: Theme.of(context).colorScheme.background,
+//               openColor: Theme.of(context).colorScheme.background,
+//               closedShape: InputBorder.none,
+//               openElevation: 0,
+//               closedElevation: 0,
+//               closedBuilder: (context, openForm) => Container(
+//                 margin: const EdgeInsets.only(top: 4),
+//                 child: 
+//               ),
+//               openBuilder: (context, closeForm) => FullscreenLabelForm<T>(
+//                 addNewLabelText: addLabelText,
+//                 leadingIcon: prefixIcon,
+//                 onCreateNewLabel: addLabelPageBuilder != null
+//                     ? (initialName) {
+//                         return Navigator.of(context).push<T>(
+//                           MaterialPageRoute(
+//                             builder: (context) =>
+//                                 addLabelPageBuilder!(initialName),
+//                           ),
+//                         );
+//                       }
+//                     : null,
+//                 options: options,
+//                 onSubmit: closeForm,
+//                 initialValue: field.value,
+//                 showAnyAssignedOption: showAnyAssignedOption,
+//                 showNotAssignedOption: showNotAssignedOption,
+//               ),
+//               onClosed: (data) {
+//                 if (data != null) {
+//                   field.didChange(data);
+//                 }
+//               },
+//             ),
+//             if (displayedSuggestions.isNotEmpty)
+//               Column(
+//                 crossAxisAlignment: CrossAxisAlignment.start,
+//                 children: [
+//                   Text(
+//                     S.of(context)!.suggestions,
+//                     style: Theme.of(context).textTheme.bodySmall,
+//                   ),
+//                   SizedBox(
+//                     height: 48,
+//                     child: ListView.separated(
+//                       scrollDirection: Axis.horizontal,
+//                       itemCount: displayedSuggestions.length,
+//                       itemBuilder: (context, index) {
+//                         final suggestion =
+//                             displayedSuggestions.elementAt(index);
+//                         return ColoredChipWrapper(
+//                           child: ActionChip(
+//                             label: Text(suggestion.name),
+//                             onPressed: () => field.didChange(
+//                               IdQueryParameter.fromId(suggestion.id),
+//                             ),
+//                           ),
+//                         );
+//                       },
+//                       separatorBuilder: (BuildContext context, int index) =>
+//                           const SizedBox(width: 4.0),
+//                     ),
+//                   ),
+//                 ],
+//               ).padded(),
+//           ],
+//         );
+//       },
+//     );
+//   }
+// }

lib/features/labels/tags/view/widgets/tag_query_form_field.dart

@@ -0,0 +1,179 @@
+import 'dart:developer';
+
+import 'package:flutter/material.dart';
+import 'package:flutter/rendering.dart';
+import 'package:flutter_form_builder/flutter_form_builder.dart';
+import 'package:paperless_api/paperless_api.dart';
+import 'package:paperless_mobile/core/workarounds/colored_chip.dart';
+import 'package:paperless_mobile/generated/l10n/app_localizations.dart';
+
+class TagQueryFormField extends StatelessWidget {
+  final String name;
+  final Map<int, Tag> options;
+  final TagsQuery? initialValue;
+
+  const TagQueryFormField({
+    super.key,
+    required this.options,
+    this.initialValue,
+    required this.name,
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    log(initialValue.toString());
+
+    return FormBuilderField<TagsQuery?>(
+      initialValue: initialValue,
+      builder: (field) {
+        final isEmpty = (field.value is IdsTagsQuery &&
+                (field.value as IdsTagsQuery).ids.isEmpty) ||
+            field.value == null;
+        final values = _generateOptions(context, field.value, field).toList();
+        return GestureDetector(
+          onTap: () {
+            showDialog(
+              context: context,
+              builder: (context) => Dialog.fullscreen(
+                child: Scaffold(
+                  appBar: AppBar(
+                    title: Text("Test"),
+                  ),
+                ),
+              ),
+            );
+          },
+          child: InputDecorator(
+            isEmpty: isEmpty,
+            decoration: InputDecoration(
+              contentPadding: const EdgeInsets.all(12),
+              labelText: S.of(context)!.tags,
+              prefixIcon: const Icon(Icons.label_outline),
+            ),
+            child: SizedBox(
+              height: 32,
+              child: ListView.separated(
+                scrollDirection: Axis.horizontal,
+                separatorBuilder: (context, index) => SizedBox(width: 4),
+                itemBuilder: (context, index) => values[index],
+                itemCount: values.length,
+              ),
+            ),
+          ),
+        );
+      },
+      name: name,
+    );
+  }
+
+  Iterable<Widget> _generateOptions(
+    BuildContext context,
+    TagsQuery? query,
+    FormFieldState<TagsQuery?> field,
+  ) sync* {
+    if (query == null) {
+      yield Container();
+    } else if (query is IdsTagsQuery) {
+      for (final e in query.queries) {
+        yield _buildTagIdQueryWidget(context, e, field);
+      }
+    } else if (query is OnlyNotAssignedTagsQuery) {
+      yield _buildNotAssignedTagWidget(context, field);
+    } else if (query is AnyAssignedTagsQuery) {
+      yield _buildAnyAssignedTagWidget(context, field);
+    }
+  }
+
+  Widget _buildTagIdQueryWidget(
+    BuildContext context,
+    TagIdQuery e,
+    FormFieldState<TagsQuery?> field,
+  ) {
+    assert(field.value is IdsTagsQuery);
+    final formValue = field.value as IdsTagsQuery;
+    final tag = options[e.id]!;
+    return QueryTagChip(
+      onDeleted: () => field.didChange(formValue.withIdsRemoved([e.id])),
+      onSelected: () => field.didChange(formValue.withIdQueryToggled(e.id)),
+      exclude: e is ExcludeTagIdQuery,
+      backgroundColor: tag.color,
+      foregroundColor: tag.textColor,
+      labelText: tag.name,
+    );
+  }
+
+  Widget _buildNotAssignedTagWidget(
+    BuildContext context,
+    FormFieldState<TagsQuery?> field,
+  ) {
+    return QueryTagChip(
+      onDeleted: () => field.didChange(null),
+      exclude: false,
+      backgroundColor: Colors.grey,
+      foregroundColor: Colors.black,
+      labelText: S.of(context)!.notAssigned,
+    );
+  }
+
+  Widget _buildAnyAssignedTagWidget(
+      BuildContext context, FormFieldState<TagsQuery?> field) {
+    return QueryTagChip(
+      onDeleted: () => field.didChange(const IdsTagsQuery()),
+      exclude: false,
+      backgroundColor: Colors.grey,
+      foregroundColor: Colors.black,
+      labelText: S.of(context)!.anyAssigned,
+    );
+  }
+}
+
+typedef TagQueryCallback = void Function(Tag tag);
+
+class QueryTagChip extends StatelessWidget {
+  final VoidCallback onDeleted;
+  final VoidCallback? onSelected;
+  final bool exclude;
+  final Color? backgroundColor;
+  final Color? foregroundColor;
+  final String labelText;
+
+  const QueryTagChip({
+    super.key,
+    required this.onDeleted,
+    this.onSelected,
+    required this.exclude,
+    this.backgroundColor,
+    this.foregroundColor,
+    required this.labelText,
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    return ColoredChipWrapper(
+      child: InputChip(
+        labelPadding: const EdgeInsets.symmetric(
+          horizontal: 4,
+          vertical: 2,
+        ),
+        padding: const EdgeInsets.all(4),
+        selectedColor: backgroundColor,
+        visualDensity: const VisualDensity(vertical: -2),
+        materialTapTargetSize: MaterialTapTargetSize.shrinkWrap,
+        label: Text(
+          labelText,
+          style: TextStyle(
+            color: foregroundColor,
+            decorationColor: foregroundColor,
+            decoration: exclude ? TextDecoration.lineThrough : null,
+          ),
+        ),
+        onDeleted: onDeleted,
+        onPressed: onSelected,
+        deleteIconColor: foregroundColor,
+        checkmarkColor: foregroundColor,
+        backgroundColor: backgroundColor,
+        side: BorderSide.none,
+      ),
+    );
+  }
+}

lib/features/labels/tags/view/widgets/tags_form_field.dart

@@ -1,5 +1,7 @@
 import 'dart:developer';
 
+import 'package:animations/animations.dart';
+import 'package:collection/collection.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:flutter_form_builder/flutter_form_builder.dart';
@@ -9,6 +11,8 @@ import 'package:paperless_mobile/core/repository/label_repository.dart';
 import 'package:paperless_mobile/core/workarounds/colored_chip.dart';
 import 'package:paperless_mobile/extensions/flutter_extensions.dart';
 import 'package:paperless_mobile/features/edit_label/view/impl/add_tag_page.dart';
+import 'package:paperless_mobile/features/labels/tags/view/widgets/fullscreen_tags_form.dart';
+import 'package:paperless_mobile/features/labels/tags/view/widgets/tag_widget.dart';
 import 'package:paperless_mobile/generated/l10n/app_localizations.dart';
 
 class TagFormField extends StatefulWidget {

packages/paperless_api/lib/src/models/query_parameters/id_query_parameter.dart

@@ -57,3 +57,45 @@ class IdQueryParameter extends Equatable {
   factory IdQueryParameter.fromJson(Map<String, dynamic> json) =>
       _$IdQueryParameterFromJson(json);
 }
+// @freezed
+// class IdQueryParameter with _$IdQueryParameter {
+//   const IdQueryParameter._();
+//   const factory IdQueryParameter.unset() = _UnsetIdQueryParameter;
+//   const factory IdQueryParameter.notAssigned() = _NotAssignedIdQueryParameter;
+//   const factory IdQueryParameter.anyAssigned() = _AnyAssignedIdQueryParameter;
+//   const factory IdQueryParameter.id(int id) = _SetIdQueryParameter;
+
+//   Map<String, String> toQueryParameter(String field) {
+//     return when(
+//       unset: () => {},
+//       notAssigned: () => {
+//         '${field}__isnull': '1',
+//       },
+//       anyAssigned: () => {
+//         '${field}__isnull': '0',
+//       },
+//       id: (id) => {
+//         '${field}_id': '$id',
+//       },
+//     );
+//   }
+
+//   bool get onlyNotAssigned => this is _NotAssignedIdQueryParameter;
+
+//   bool get onlyAssigned => this is _AnyAssignedIdQueryParameter;
+
+//   bool get isSet => this is _SetIdQueryParameter;
+
+//   bool get isUnset => this is _UnsetIdQueryParameter;
+//   bool matches(int? id) {
+//     return when(
+//       unset: () => true,
+//       notAssigned: () => id == null,
+//       anyAssigned: () => id != null,
+//       id: (id_) => id == id_,
+//     );
+//   }
+
+//   factory IdQueryParameter.fromJson(Map<String, dynamic> json) =>
+//       _$IdQueryParameterFromJson(json);
+// }

packages/paperless_api/pubspec.yaml

@@ -20,6 +20,7 @@ dependencies:
   dio: ^5.0.0
   collection: ^1.17.0
   jiffy: ^5.0.0
+  freezed_annotation: ^2.2.0
   
 dev_dependencies:
   flutter_test:
@@ -27,6 +28,7 @@ dev_dependencies:
   flutter_lints: ^2.0.0
   json_serializable: ^6.5.4
   build_runner: ^2.3.2
+  freezed: ^2.3.2
 
 # For information on the generic Dart part of this file, see the
 # following page: https://dart.dev/tools/pub/pubspec