Adds change detection mechanism for document changes

lib/features/document_search/cubit/document_search_cubit.dart

@@ -1,6 +1,7 @@
 import 'package:collection/collection.dart';
 import 'package:hydrated_bloc/hydrated_bloc.dart';
 import 'package:paperless_api/paperless_api.dart';
+import 'package:paperless_mobile/core/notifier/document_changed_notifier.dart';
 import 'package:paperless_mobile/features/document_search/cubit/document_search_state.dart';
 import 'package:paperless_mobile/features/paged_document_view/paged_documents_mixin.dart';
 
@@ -8,7 +9,11 @@ class DocumentSearchCubit extends HydratedCubit<DocumentSearchState>
     with PagedDocumentsMixin {
   @override
   final PaperlessDocumentsApi api;
-  DocumentSearchCubit(this.api) : super(const DocumentSearchState());
+  @override
+  final DocumentChangedNotifier notifier;
+
+  DocumentSearchCubit(this.api, this.notifier)
+      : super(const DocumentSearchState());
 
   Future<void> search(String query) async {
     emit(state.copyWith(

lib/features/document_search/view/document_search_page.dart

@@ -13,7 +13,10 @@ Future<void> showDocumentSearchPage(BuildContext context) {
   return Navigator.of(context).push(
     MaterialPageRoute(
       builder: (context) => BlocProvider(
-        create: (context) => DocumentSearchCubit(context.read()),
+        create: (context) => DocumentSearchCubit(
+          context.read(),
+          context.read(),
+        ),
         child: const DocumentSearchPage(),
       ),
     ),

lib/features/documents/bloc/documents_cubit.dart

@@ -3,6 +3,7 @@ import 'dart:developer';
 
 import 'package:hydrated_bloc/hydrated_bloc.dart';
 import 'package:paperless_api/paperless_api.dart';
+import 'package:paperless_mobile/core/notifier/document_changed_notifier.dart';
 import 'package:paperless_mobile/core/repository/saved_view_repository.dart';
 import 'package:paperless_mobile/features/documents/bloc/documents_state.dart';
 import 'package:paperless_mobile/features/paged_document_view/paged_documents_mixin.dart';
@@ -12,7 +13,12 @@ class DocumentsCubit extends HydratedCubit<DocumentsState>
   @override
   final PaperlessDocumentsApi api;
 
-  DocumentsCubit(this.api) : super(const DocumentsState());
+  @override
+  final DocumentChangedNotifier notifier;
+
+  DocumentsCubit(this.api, this.notifier) : super(const DocumentsState()) {
+    reload();
+  }
 
   Future<void> bulkRemove(List<DocumentModel> documents) async {
     log("[DocumentsCubit] bulkRemove");

lib/features/documents/view/pages/documents_page.dart

@@ -1,3 +1,5 @@
+import 'dart:developer';
+
 import 'package:badges/badges.dart' as b;
 import 'package:collection/collection.dart';
 import 'package:flutter/material.dart';

lib/features/documents/view/widgets/items/document_list_item.dart

@@ -1,6 +1,12 @@
 import 'package:flutter/material.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:intl/intl.dart';
+import 'package:paperless_api/paperless_api.dart';
 import 'package:paperless_mobile/features/documents/view/widgets/document_preview.dart';
 import 'package:paperless_mobile/features/documents/view/widgets/items/document_item.dart';
+import 'package:paperless_mobile/features/labels/bloc/label_cubit.dart';
+import 'package:paperless_mobile/features/labels/bloc/label_state.dart';
+import 'package:paperless_mobile/features/labels/bloc/providers/document_type_bloc_provider.dart';
 import 'package:paperless_mobile/features/labels/correspondent/view/widgets/correspondent_widget.dart';
 import 'package:paperless_mobile/features/labels/tags/view/widgets/tags_widget.dart';
 
@@ -24,60 +30,108 @@ class DocumentListItem extends DocumentItem {
 
   @override
   Widget build(BuildContext context) {
-    return ListTile(
-      dense: true,
-      selected: isSelected,
-      onTap: () => _onTap(),
-      selectedTileColor: Theme.of(context).colorScheme.inversePrimary,
-      onLongPress: () => onSelected?.call(document),
-      title: Column(
-        crossAxisAlignment: CrossAxisAlignment.start,
-        mainAxisAlignment: MainAxisAlignment.spaceAround,
-        children: [
-          Row(
-            children: [
-              AbsorbPointer(
-                absorbing: isSelectionActive,
-                child: CorrespondentWidget(
-                  isClickable: isLabelClickable,
-                  correspondentId: document.correspondent,
-                  onSelected: onCorrespondentSelected,
+    return DocumentTypeBlocProvider(
+      child: ListTile(
+        dense: true,
+        selected: isSelected,
+        onTap: () => _onTap(),
+        selectedTileColor: Theme.of(context).colorScheme.inversePrimary,
+        onLongPress: () => onSelected?.call(document),
+        title: Column(
+          crossAxisAlignment: CrossAxisAlignment.start,
+          mainAxisAlignment: MainAxisAlignment.spaceAround,
+          children: [
+            Row(
+              children: [
+                AbsorbPointer(
+                  absorbing: isSelectionActive,
+                  child: CorrespondentWidget(
+                    isClickable: isLabelClickable,
+                    correspondentId: document.correspondent,
+                    onSelected: onCorrespondentSelected,
+                  ),
                 ),
+              ],
+            ),
+            Text(
+              document.title,
+              overflow: TextOverflow.ellipsis,
+              maxLines: document.tags.isEmpty ? 2 : 1,
+            ),
+            AbsorbPointer(
+              absorbing: isSelectionActive,
+              child: TagsWidget(
+                isClickable: isLabelClickable,
+                tagIds: document.tags,
+                isMultiLine: false,
+                onTagSelected: (id) => onTagSelected?.call(id),
               ),
-            ],
-          ),
-          Text(
-            document.title,
-            overflow: TextOverflow.ellipsis,
-            maxLines: document.tags.isEmpty ? 2 : 1,
-          ),
-        ],
-      ),
-      subtitle: Padding(
-        padding: const EdgeInsets.symmetric(vertical: 4),
-        child: AbsorbPointer(
-          absorbing: isSelectionActive,
-          child: TagsWidget(
-            isClickable: isLabelClickable,
-            tagIds: document.tags,
-            isMultiLine: false,
-            onTagSelected: (id) => onTagSelected?.call(id),
+            )
+          ],
+        ),
+        subtitle: Padding(
+            padding: const EdgeInsets.symmetric(vertical: 4),
+            child:
+                BlocBuilder<LabelCubit<DocumentType>, LabelState<DocumentType>>(
+              builder: (context, docTypes) {
+                return RichText(
+                  maxLines: 1,
+                  overflow: TextOverflow.ellipsis,
+                  text: TextSpan(
+                    text: DateFormat.yMMMd().format(document.created),
+                    style: Theme.of(context)
+                        .textTheme
+                        .labelSmall
+                        ?.apply(color: Colors.grey),
+                    children: document.documentType != null
+                        ? [
+                            const TextSpan(text: '\u30FB'),
+                            TextSpan(
+                              text:
+                                  docTypes.labels[document.documentType]?.name,
+                            ),
+                          ]
+                        : null,
+                  ),
+                );
+              },
+            )
+            // Row(
+            //   children: [
+            //     Text(
+            //       DateFormat.yMMMd().format(document.created),
+            //       style: Theme.of(context)
+            //           .textTheme
+            //           .bodySmall
+            //           ?.apply(color: Colors.grey),
+            //     ),
+            //     if (document.documentType != null) ...[
+            //       Text("\u30FB"),
+            //       DocumentTypeWidget(
+            //         documentTypeId: document.documentType,
+            //         textStyle: Theme.of(context).textTheme.bodySmall?.apply(
+            //               color: Colors.grey,
+            //               overflow: TextOverflow.ellipsis,
+            //             ),
+            //       ),
+            //     ],
+            //   ],
+            // ),
+            ),
+        isThreeLine: document.tags.isNotEmpty,
+        leading: AspectRatio(
+          aspectRatio: _a4AspectRatio,
+          child: GestureDetector(
+            child: DocumentPreview(
+              id: document.id,
+              fit: BoxFit.cover,
+              alignment: Alignment.topCenter,
+              enableHero: enableHeroAnimation,
+            ),
           ),
         ),
+        contentPadding: const EdgeInsets.all(8.0),
       ),
-      isThreeLine: document.tags.isNotEmpty,
-      leading: AspectRatio(
-        aspectRatio: _a4AspectRatio,
-        child: GestureDetector(
-          child: DocumentPreview(
-            id: document.id,
-            fit: BoxFit.cover,
-            alignment: Alignment.topCenter,
-            enableHero: enableHeroAnimation,
-          ),
-        ),
-      ),
-      contentPadding: const EdgeInsets.all(8.0),
     );
   }
 

lib/features/home/view/home_page.dart

@@ -211,10 +211,15 @@ class _HomePageState extends State<HomePage> {
       MultiBlocProvider(
         providers: [
           BlocProvider(
-            create: (context) => DocumentsCubit(context.read()),
+            create: (context) => DocumentsCubit(
+              context.read(),
+              context.read(),
+            ),
           ),
           BlocProvider(
-            create: (context) => SavedViewCubit(context.read()),
+            create: (context) => SavedViewCubit(
+              context.read(),
+            ),
           ),
         ],
         child: const DocumentsPage(),

lib/features/inbox/bloc/inbox_cubit.dart

@@ -2,6 +2,7 @@ import 'dart:async';
 
 import 'package:hydrated_bloc/hydrated_bloc.dart';
 import 'package:paperless_api/paperless_api.dart';
+import 'package:paperless_mobile/core/notifier/document_changed_notifier.dart';
 import 'package:paperless_mobile/core/repository/label_repository.dart';
 import 'package:paperless_mobile/core/repository/state/impl/correspondent_repository_state.dart';
 import 'package:paperless_mobile/core/repository/state/impl/document_type_repository_state.dart';
@@ -17,6 +18,8 @@ class InboxCubit extends HydratedCubit<InboxState> with PagedDocumentsMixin {
       _documentTypeRepository;
 
   final PaperlessDocumentsApi _documentsApi;
+  @override
+  final DocumentChangedNotifier notifier;
 
   final PaperlessServerStatsApi _statsApi;
 
@@ -32,6 +35,7 @@ class InboxCubit extends HydratedCubit<InboxState> with PagedDocumentsMixin {
     this._correspondentRepository,
     this._documentTypeRepository,
     this._statsApi,
+    this.notifier,
   ) : super(
           InboxState(
             availableCorrespondents:
@@ -41,6 +45,12 @@ class InboxCubit extends HydratedCubit<InboxState> with PagedDocumentsMixin {
             availableTags: _tagsRepository.current?.values ?? {},
           ),
         ) {
+    _subscriptions.addAll(
+      notifier.listen(
+        onDeleted: remove,
+        onUpdated: replace,
+      ),
+    );
     _subscriptions.add(
       _tagsRepository.values.listen((event) {
         if (event?.hasLoaded ?? false) {

lib/features/linked_documents/bloc/linked_documents_cubit.dart

@@ -1,5 +1,6 @@
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:paperless_api/paperless_api.dart';
+import 'package:paperless_mobile/core/notifier/document_changed_notifier.dart';
 import 'package:paperless_mobile/features/linked_documents/bloc/state/linked_documents_state.dart';
 import 'package:paperless_mobile/features/paged_document_view/paged_documents_mixin.dart';
 
@@ -8,8 +9,14 @@ class LinkedDocumentsCubit extends Cubit<LinkedDocumentsState>
   @override
   final PaperlessDocumentsApi api;
 
-  LinkedDocumentsCubit(this.api, DocumentFilter filter)
-      : super(const LinkedDocumentsState()) {
+  @override
+  final DocumentChangedNotifier notifier;
+  
+  LinkedDocumentsCubit(
+    this.api,
+    DocumentFilter filter,
+    this.notifier,
+  ) : super(const LinkedDocumentsState()) {
     updateFilter(filter: filter);
   }
 }

lib/features/paged_document_view/paged_documents_mixin.dart

@@ -1,15 +1,18 @@
 import 'package:collection/collection.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:paperless_api/paperless_api.dart';
+import 'package:paperless_mobile/core/notifier/document_changed_notifier.dart';
 
 import 'model/paged_documents_state.dart';
 
 ///
-/// Mixin which can be used on cubits which handle documents. This implements all paging and filtering logic.
+/// Mixin which can be used on cubits that handle documents.
+/// This implements all paging and filtering logic.
 ///
 mixin PagedDocumentsMixin<State extends PagedDocumentsState>
     on BlocBase<State> {
   PaperlessDocumentsApi get api;
+  DocumentChangedNotifier get notifier;
 
   Future<void> loadMore() async {
     if (state.isLastPageLoaded) {

lib/features/saved_view/view/saved_view_list.dart

@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:paperless_mobile/core/widgets/hint_card.dart';
 import 'package:paperless_mobile/extensions/flutter_extensions.dart';
+import 'package:paperless_mobile/features/documents/bloc/documents_cubit.dart';
 import 'package:paperless_mobile/features/saved_view/cubit/saved_view_cubit.dart';
 import 'package:paperless_mobile/features/saved_view/cubit/saved_view_details_cubit.dart';
 import 'package:paperless_mobile/features/saved_view/cubit/saved_view_state.dart';