From 4562de0dedd0d5038c6310ef4abd0b05828d7a8f Mon Sep 17 00:00:00 2001
From: Mattia <hexer504@gmail.com>
Date: Mon, 28 Jun 2021 11:54:17 +0200
Subject: [PATCH] Version v1.9.7 Fix #135

---
 CHANGELOG.md                                  |  5 +++-
 .../responses/channel_upload_page.dart        | 28 ++++++++++++++-----
 lib/src/videos/video.dart                     |  2 +-
 pubspec.yaml                                  |  2 +-
 4 files changed, 27 insertions(+), 10 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index c244abd..0784c89 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,7 +1,10 @@
+## 1.9.7
+- Fix issue #135 (Cannot use getUploadsFromPage on a channel with no uploads).
+
 ## 1.9.6
 - Fix comment client.
 - Fix issue #130 (ClosedCaptions)
-- Fix 
+ 
 
 ## 1.9.5
 - Temporary for issue #130
diff --git a/lib/src/reverse_engineering/responses/channel_upload_page.dart b/lib/src/reverse_engineering/responses/channel_upload_page.dart
index 721249c..e27b6bd 100644
--- a/lib/src/reverse_engineering/responses/channel_upload_page.dart
+++ b/lib/src/reverse_engineering/responses/channel_upload_page.dart
@@ -93,13 +93,20 @@ class _InitialData {
 
   late final String token = continuationContext?.getT<String>('token') ?? '';
 
-  late final List<ChannelVideo> uploads =
-      getContentContext().map(_parseContent).whereNotNull().toList();
+  late final List<ChannelVideo> uploads = _getUploads();
+
+  List<ChannelVideo> _getUploads() {
+    final content = getContentContext();
+    if (content.isEmpty) {
+      return const <ChannelVideo>[];
+    }
+    return content.map(_parseContent).whereNotNull().toList();
+  }
 
   List<Map<String, dynamic>> getContentContext() {
     List<Map<String, dynamic>>? context;
     if (root.containsKey('contents')) {
-      context = root
+      final render = root
           .get('contents')
           ?.get('twoColumnBrowseResultsRenderer')
           ?.getList('tabs')
@@ -112,10 +119,17 @@ class _InitialData {
           ?.firstOrNull
           ?.get('itemSectionRenderer')
           ?.getList('contents')
-          ?.firstOrNull
-          ?.get('gridRenderer')
-          ?.getList('items')
-          ?.cast<Map<String, dynamic>>();
+          ?.firstOrNull;
+
+      if (render?.containsKey('gridRenderer') ?? false) {
+        context = render
+            ?.get('gridRenderer')
+            ?.getList('items')
+            ?.cast<Map<String, dynamic>>();
+      } else if (render?.containsKey('messageRenderer') ?? false) {
+        // Workaround for no-videos.
+        context = const [];
+      }
     }
     if (context == null && root.containsKey('onResponseReceivedActions')) {
       context = root
diff --git a/lib/src/videos/video.dart b/lib/src/videos/video.dart
index a9bdb7d..28ee396 100644
--- a/lib/src/videos/video.dart
+++ b/lib/src/videos/video.dart
@@ -73,7 +73,7 @@ class Video with EquatableMixin {
       this.engagement,
       this.isLive, // ignore: avoid_positional_boolean_parameters
       [this.watchPage])
-      : keywords = UnmodifiableListView(keywords ?? []);
+      : keywords = UnmodifiableListView(keywords ?? const []);
 
   @override
   String toString() => 'Video ($title)';
diff --git a/pubspec.yaml b/pubspec.yaml
index e97b472..f10886f 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: youtube_explode_dart
 description: A port in dart of the youtube explode library. Supports several API functions without the need of Youtube API Key.
-version: 1.9.6
+version: 1.9.7
 
 homepage: https://github.com/Hexer10/youtube_explode_dart