Fixed bugs, added serialization for documents state

lib/features/documents/bloc/documents_state.dart

@@ -1,30 +1,27 @@
+import 'dart:developer';
+
 import 'package:equatable/equatable.dart';
 import 'package:json_annotation/json_annotation.dart';
 import 'package:paperless_api/paperless_api.dart';
 
 @JsonSerializable()
 class DocumentsState extends Equatable {
-  final bool isLoaded;
+  final bool isLoading;
+  final bool hasLoaded;
   final DocumentFilter filter;
-  final List<PagedSearchResult> value;
+  final List<PagedSearchResult<DocumentModel>> value;
 
   @JsonKey(ignore: true)
   final List<DocumentModel> selection;
 
   const DocumentsState({
-    required this.isLoaded,
-    required this.value,
-    required this.filter,
+    this.hasLoaded = false,
+    this.isLoading = false,
+    this.value = const [],
+    this.filter = const DocumentFilter(),
     this.selection = const [],
   });
 
-  static const DocumentsState initial = DocumentsState(
-    isLoaded: false,
-    value: [],
-    filter: DocumentFilter.initial,
-    selection: [],
-  );
-
   int get currentPageNumber {
     return filter.page;
   }
@@ -41,7 +38,7 @@ class DocumentsState extends Equatable {
   }
 
   bool get isLastPageLoaded {
-    if (!isLoaded) {
+    if (!hasLoaded) {
       return false;
     }
     if (value.isNotEmpty) {
@@ -51,7 +48,7 @@ class DocumentsState extends Equatable {
   }
 
   int inferPageCount({required int pageSize}) {
-    if (!isLoaded) {
+    if (!hasLoaded) {
       return 100000;
     }
     if (value.isEmpty) {
@@ -67,13 +64,15 @@ class DocumentsState extends Equatable {
 
   DocumentsState copyWith({
     bool overwrite = false,
-    bool? isLoaded,
-    List<PagedSearchResult>? value,
+    bool? hasLoaded,
+    bool? isLoading,
+    List<PagedSearchResult<DocumentModel>>? value,
     DocumentFilter? filter,
     List<DocumentModel>? selection,
   }) {
     return DocumentsState(
-      isLoaded: isLoaded ?? this.isLoaded,
+      hasLoaded: hasLoaded ?? this.hasLoaded,
+      isLoading: isLoading ?? this.isLoading,
       value: value ?? this.value,
       filter: filter ?? this.filter,
       selection: selection ?? this.selection,
@@ -81,5 +80,28 @@ class DocumentsState extends Equatable {
   }
 
   @override
-  List<Object?> get props => [isLoaded, filter, value, selection];
+  List<Object?> get props => [hasLoaded, filter, value, selection, isLoading];
+
+  Map<String, dynamic> toJson() {
+    final json = {
+      'hasLoaded': hasLoaded,
+      'isLoading': isLoading,
+      'filter': filter.toJson(),
+      'value':
+          value.map((e) => e.toJson(DocumentModelJsonConverter())).toList(),
+    };
+    return json;
+  }
+
+  factory DocumentsState.fromJson(Map<String, dynamic> json) {
+    return DocumentsState(
+      hasLoaded: json['hasLoaded'],
+      isLoading: json['isLoading'],
+      value: (json['value'] as List<dynamic>)
+          .map((e) =>
+              PagedSearchResult.fromJson(e, DocumentModelJsonConverter()))
+          .toList(),
+      filter: DocumentFilter.fromJson(json['filter']),
+    );
+  }
 }