fix(llc): do not serialize bytes (#1283)

* fix(llc): do not serialize bytes

* chore(llc): update changelog

* fix(ui): cache files picked with photo_manager

* chore(ui): cleanup

packages/stream_chat/CHANGELOG.md

@@ -1,3 +1,9 @@
+## Upcoming
+
+🐞 Fixed
+
+- Do not serialize `AttachmentFile.bytes`
+
 ## 4.4.0
 
 🐞 Fixed

packages/stream_chat/lib/src/core/models/attachment_file.dart

@@ -51,7 +51,7 @@ class AttachmentFile {
 
   /// Byte data for this file. Particularly useful if you want to manipulate
   /// its data or easily upload to somewhere else.
-  @JsonKey(toJson: _toString, fromJson: _fromString)
+  @JsonKey(ignore: true)
   final Uint8List? bytes;
 
   /// The file size in bytes.
@@ -124,13 +124,3 @@ class UploadState with _$UploadState {
   /// Returns true if state is [Failed]
   bool get isFailed => this is Failed;
 }
-
-Uint8List? _fromString(String? bytes) {
-  if (bytes == null) return null;
-  return Uint8List.fromList(bytes.codeUnits);
-}
-
-String? _toString(Uint8List? bytes) {
-  if (bytes == null) return null;
-  return String.fromCharCodes(bytes);
-}

packages/stream_chat/lib/src/core/models/attachment_file.freezed.dart

@@ -224,7 +224,9 @@ class _$Preparing extends Preparing {
 
   @override
   Map<String, dynamic> toJson() {
-    return _$$PreparingToJson(this);
+    return _$$PreparingToJson(
+      this,
+    );
   }
 }
 
@@ -392,7 +394,9 @@ class _$InProgress extends InProgress {
 
   @override
   Map<String, dynamic> toJson() {
-    return _$$InProgressToJson(this);
+    return _$$InProgressToJson(
+      this,
+    );
   }
 }
 
@@ -404,8 +408,8 @@ abstract class InProgress extends UploadState {
   factory InProgress.fromJson(Map<String, dynamic> json) =
       _$InProgress.fromJson;
 
-  int get uploaded => throw _privateConstructorUsedError;
-  int get total => throw _privateConstructorUsedError;
+  int get uploaded;
+  int get total;
   @JsonKey(ignore: true)
   _$$InProgressCopyWith<_$InProgress> get copyWith =>
       throw _privateConstructorUsedError;
@@ -531,7 +535,9 @@ class _$Success extends Success {
 
   @override
   Map<String, dynamic> toJson() {
-    return _$$SuccessToJson(this);
+    return _$$SuccessToJson(
+      this,
+    );
   }
 }
 
@@ -686,7 +692,9 @@ class _$Failed extends Failed {
 
   @override
   Map<String, dynamic> toJson() {
-    return _$$FailedToJson(this);
+    return _$$FailedToJson(
+      this,
+    );
   }
 }
 
@@ -696,7 +704,7 @@ abstract class Failed extends UploadState {
 
   factory Failed.fromJson(Map<String, dynamic> json) = _$Failed.fromJson;
 
-  String get error => throw _privateConstructorUsedError;
+  String get error;
   @JsonKey(ignore: true)
   _$$FailedCopyWith<_$Failed> get copyWith =>
       throw _privateConstructorUsedError;

packages/stream_chat/lib/src/core/models/attachment_file.g.dart

@@ -11,14 +11,12 @@ AttachmentFile _$AttachmentFileFromJson(Map<String, dynamic> json) =>
       size: json['size'] as int?,
       path: json['path'] as String?,
       name: json['name'] as String?,
-      bytes: _fromString(json['bytes'] as String?),
     );
 
 Map<String, dynamic> _$AttachmentFileToJson(AttachmentFile instance) =>
     <String, dynamic>{
       'path': instance.path,
       'name': instance.name,
-      'bytes': _toString(instance.bytes),
       'size': instance.size,
     };
 

packages/stream_chat_flutter/lib/src/v4/message_input/stream_attachment_picker.dart

@@ -2,6 +2,7 @@ import 'dart:async';
 
 import 'package:flutter/material.dart';
 import 'package:flutter_svg/flutter_svg.dart';
+import 'package:path_provider/path_provider.dart';
 import 'package:photo_manager/photo_manager.dart';
 import 'package:stream_chat_flutter/src/extension.dart';
 import 'package:stream_chat_flutter/src/media_list_view.dart';
@@ -369,17 +370,19 @@ class _StreamAttachmentPickerState extends State<StreamAttachmentPicker> {
   }
 
   void _addAssetAttachment(AssetEntity medium) async {
-    final mediaFile = await medium.originFile.timeout(
-      const Duration(seconds: 5),
-      onTimeout: () => medium.originFile,
-    );
+    final mediaFile = await medium.originFile;
 
     if (mediaFile == null) return;
 
+    final tempDir = await getTemporaryDirectory();
+
+    final cachedFile = await mediaFile
+        .copy('${tempDir.path}/${mediaFile.path.split('/').last}');
+
     final file = AttachmentFile(
-      path: mediaFile.path,
-      size: await mediaFile.length(),
-      bytes: mediaFile.readAsBytesSync(),
+      path: cachedFile.path,
+      size: await cachedFile.length(),
+      bytes: cachedFile.readAsBytesSync(),
     );
 
     if (file.size! > widget.maxAttachmentSize) {