Fixed login and error handling

packages/paperless_api/lib/src/converters/id_query_parameter_json_converter.dart

@@ -0,0 +1,21 @@
+import 'package:json_annotation/json_annotation.dart';
+import 'package:paperless_api/src/models/models.dart';
+
+class IdQueryParameterJsonConverter
+    extends JsonConverter<IdQueryParameter, Map<String, dynamic>> {
+  const IdQueryParameterJsonConverter();
+  static const _idKey = "id";
+  static const _assignmentStatusKey = 'assignmentStatus';
+  @override
+  IdQueryParameter fromJson(Map<String, dynamic> json) {
+    return IdQueryParameter(json[_assignmentStatusKey], json[_idKey]);
+  }
+
+  @override
+  Map<String, dynamic> toJson(IdQueryParameter object) {
+    return {
+      _idKey: object.id,
+      _assignmentStatusKey: object.assignmentStatus,
+    };
+  }
+}

packages/paperless_api/lib/src/models/document_filter.dart

@@ -1,6 +1,8 @@
 import 'package:equatable/equatable.dart';
+import 'package:json_annotation/json_annotation.dart';
 import 'package:paperless_api/paperless_api.dart';
 
+@JsonSerializable()
 class DocumentFilter extends Equatable {
   static const _oneDay = Duration(days: 1);
   static const DocumentFilter initial = DocumentFilter();

packages/paperless_api/lib/src/models/paged_search_result.dart

@@ -1,8 +1,10 @@
 import 'package:equatable/equatable.dart';
+import 'package:json_annotation/json_annotation.dart';
 import 'package:paperless_api/src/models/document_model.dart';
 
 const pageRegex = r".*page=(\d+).*";
 
+//Todo: make this an interface and delegate serialization to implementations
 class PagedSearchResultJsonSerializer<T> {
   final Map<String, dynamic> json;
   final T Function(Map<String, dynamic>) fromJson;
@@ -10,6 +12,7 @@ class PagedSearchResultJsonSerializer<T> {
   PagedSearchResultJsonSerializer(this.json, this.fromJson);
 }
 
+@JsonSerializable()
 class PagedSearchResult<T> extends Equatable {
   /// Total number of available items
   final int count;

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

@@ -1,9 +1,17 @@
 import 'package:equatable/equatable.dart';
+import 'package:flutter/foundation.dart';
+import 'package:json_annotation/json_annotation.dart';
+import 'package:paperless_api/src/converters/id_query_parameter_json_converter.dart';
 
+@IdQueryParameterJsonConverter()
+@JsonSerializable()
 class IdQueryParameter extends Equatable {
   final int? _assignmentStatus;
   final int? _id;
 
+  @Deprecated("Use named constructors, this is only meant for code generation")
+  const IdQueryParameter(this._assignmentStatus, this._id);
+
   const IdQueryParameter.notAssigned()
       : _assignmentStatus = 1,
         _id = null;
@@ -28,6 +36,9 @@ class IdQueryParameter extends Equatable {
 
   int? get id => _id;
 
+  @visibleForTesting
+  int? get assignmentStatus => _assignmentStatus;
+
   Map<String, String> toQueryParameter(String field) {
     final Map<String, String> params = {};
     if (onlyNotAssigned || onlyAssigned) {

packages/paperless_api/lib/src/modules/authentication_api/authentication_api_impl.dart

@@ -12,6 +12,7 @@ class PaperlessAuthenticationApiImpl implements PaperlessAuthenticationApi {
     required String username,
     required String password,
   }) async {
+    print(client.hashCode);
     late Response response;
     try {
       response = await client.post(
@@ -21,27 +22,19 @@ class PaperlessAuthenticationApiImpl implements PaperlessAuthenticationApi {
           "password": password,
         },
       );
-    } on FormatException catch (e) {
-      final source = e.source;
-      if (source is String &&
-          source.contains("400 No required SSL certificate was sent")) {
+    } on DioError catch (error) {
+      if (error.error is ErrorCode) {
         throw PaperlessServerException(
-          ErrorCode.missingClientCertificate,
-          httpStatusCode: response.statusCode,
+          error.error,
+          httpStatusCode: error.response?.statusCode,
         );
+      } else {
+        throw error.error;
       }
     }
+
     if (response.statusCode == 200) {
       return response.data['token'];
-    } else if (response.statusCode == 400 &&
-        response
-            .data //TODO: Check if text is included in statusMessage instead of body
-            .toLowerCase()
-            .contains("no required certificate was sent")) {
-      throw PaperlessServerException(
-        ErrorCode.invalidClientCertificateConfiguration,
-        httpStatusCode: response.statusCode,
-      );
     } else {
       throw PaperlessServerException(
         ErrorCode.authenticationFailed,

packages/paperless_api/lib/src/modules/documents_api/paperless_documents_api_impl.dart

@@ -15,12 +15,19 @@ class PaperlessDocumentsApiImpl implements PaperlessDocumentsApi {
     Uint8List documentBytes, {
     required String filename,
     required String title,
+    String contentType = 'application/octet-stream',
     DateTime? createdAt,
     int? documentType,
     int? correspondent,
     Iterable<int> tags = const [],
   }) async {
-    final formData = FormData();
+    final formData = FormData()
+      ..files.add(
+        MapEntry(
+          'document',
+          MultipartFile.fromBytes(documentBytes, filename: filename),
+        ),
+      );
 
     formData.fields.add(MapEntry('title', title));
     if (createdAt != null) {
@@ -35,6 +42,7 @@ class PaperlessDocumentsApiImpl implements PaperlessDocumentsApi {
     for (final tag in tags) {
       formData.fields.add(MapEntry('tags', tag.toString()));
     }
+
     final response =
         await client.post('/api/documents/post_document/', data: formData);
     if (response.statusCode != 200) {