WIP - started implementing quick search

lib/features/document_search/cubit/document_search_cubit.dart

@@ -0,0 +1,38 @@
+import 'package:bloc/bloc.dart';
+import 'package:equatable/equatable.dart';
+import 'package:hydrated_bloc/hydrated_bloc.dart';
+import 'package:paperless_api/paperless_api.dart';
+import 'package:paperless_api/src/modules/documents_api/paperless_documents_api.dart';
+import 'package:paperless_mobile/features/paged_document_view/documents_paging_mixin.dart';
+
+import 'document_search_state.dart';
+
+class DocumentSearchCubit extends HydratedCubit<DocumentSearchState>
+    with DocumentsPagingMixin {
+  DocumentSearchCubit(this.api) : super(const DocumentSearchState());
+
+  @override
+  final PaperlessDocumentsApi api;
+
+  Future<void> updateResults(String query) async {
+    await updateFilter(
+      filter: state.filter.copyWith(query: TextQuery.titleAndContent(query)),
+    );
+    emit(state.copyWith(searchHistory: [query, ...state.searchHistory]));
+  }
+
+  Future<void> updateSuggestions(String query) async {
+    final suggestions = await api.autocomplete(query);
+    emit(state.copyWith(suggestions: suggestions));
+  }
+
+  @override
+  DocumentSearchState? fromJson(Map<String, dynamic> json) {
+    return DocumentSearchState.fromJson(json);
+  }
+
+  @override
+  Map<String, dynamic>? toJson(DocumentSearchState state) {
+    return state.toJson();
+  }
+}