Update models

lib/data/models/group_model.dart

@@ -172,7 +172,7 @@ abstract class GroupEntity extends Object
   FormatNumberType get listDisplayAmountType => null;
 
   // ignore: unused_element
-  static void _initializeBuilder(CompanyEntityBuilder builder) =>
+  static void _initializeBuilder(GroupEntityBuilder builder) =>
       builder..documents.replace(BuiltList<DocumentEntity>());
 
   static Serializer<GroupEntity> get serializer => _$groupEntitySerializer;

lib/data/repositories/group_repository.dart

@@ -2,6 +2,7 @@ import 'dart:async';
 import 'dart:convert';
 import 'dart:core';
 import 'package:built_collection/built_collection.dart';
+import 'package:http/http.dart';
 import 'package:invoiceninja_flutter/data/models/group_model.dart';
 import 'package:invoiceninja_flutter/data/models/serializers.dart';
 import 'package:invoiceninja_flutter/redux/app/app_state.dart';
@@ -68,4 +69,20 @@ class GroupRepository {
 
     return groupResponse.data;
   }
+
+  Future<GroupEntity> uploadDocument(Credentials credentials, BaseEntity entity,
+      MultipartFile multipartFile) async {
+    final fields = <String, String>{
+      '_method': 'put',
+    };
+
+    final dynamic response = await webClient.post(
+        '${credentials.url}/groups/${entity.id}', credentials.token,
+        data: fields, multipartFile: multipartFile);
+
+    final GroupItemResponse groupResponse =
+        serializers.deserializeWith(GroupItemResponse.serializer, response);
+
+    return groupResponse.data;
+  }
 }

lib/data/repositories/product_repository.dart

@@ -82,7 +82,6 @@ class ProductRepository {
       '_method': 'put',
     };
 
-    // TODO remove this include
     final dynamic response = await webClient.post(
         '${credentials.url}/products/${entity.id}', credentials.token,
         data: fields, multipartFile: multipartFile);

lib/redux/group/group_middleware.dart

@@ -234,3 +234,28 @@ Middleware<AppState> _loadGroups(GroupRepository repository) {
     next(action);
   };
 }
+
+Middleware<AppState> _saveDocument(GroupRepository repository) {
+  return (Store<AppState> store, dynamic dynamicAction, NextDispatcher next) {
+    final action = dynamicAction as SaveGroupDocumentRequest;
+    if (store.state.isEnterprisePlan) {
+      repository
+          .uploadDocument(
+              store.state.credentials, action.group, action.multipartFile)
+          .then((group) {
+        store.dispatch(SaveGroupSuccess(group));
+        action.completer.complete(null);
+      }).catchError((Object error) {
+        print(error);
+        store.dispatch(SaveGroupDocumentFailure(error));
+        action.completer.completeError(error);
+      });
+    } else {
+      const error = 'Uploading documents requires an enterprise plan';
+      store.dispatch(SaveGroupDocumentFailure(error));
+      action.completer.completeError(error);
+    }
+
+    next(action);
+  };
+}

lib/ui/group/view/group_view.dart

@@ -106,8 +106,10 @@ class _GroupViewState extends State<GroupView>
           ),
           DocumentGrid(
             documents: documents.toList(),
-            //onUploadDocument: (path) => viewModel.onUploadDocument(context, path),
+            onUploadDocument: (path) =>
-            //onDeleteDocument: (document, password) => viewModel.onDeleteDocument(context, document, password),
+                viewModel.onUploadDocument(context, path),
+            onDeleteDocument: (document, password) =>
+                viewModel.onDeleteDocument(context, document, password),
           ),
         ],
       ),