fix parse dyn emoji

Signed-off-by: bggRGjQaUbCoE <githubaccount56556@proton.me>

lib/models/dynamics/result.dart

@@ -1109,11 +1109,19 @@ class Emoji {
   late num size;
 
   Emoji.fromJson(Map<String, dynamic> json) {
-    url = json['webp_url'] ?? json['gif_url'] ?? json['icon_url'];
+    url =
+        _parseString(json['webp_url']) ??
+        _parseString(json['gif_url']) ??
+        _parseString(json['icon_url']);
     size = json['size'] ?? 1;
   }
 }
 
+String? _parseString(String? value) {
+  if (value == null || value.isEmpty) return null;
+  return value;
+}
+
 class DynamicNoneModel {
   DynamicNoneModel({
     this.tips,

lib/pages/video/reply/widgets/reply_item_grpc.dart

@@ -681,7 +681,11 @@ class ReplyItemGrpc extends StatelessWidget {
           spanChildren.add(
             WidgetSpan(
               child: NetworkImgLayer(
-                src: emote.hasGifUrl() ? emote.gifUrl : emote.url,
+                src: emote.hasWebpUrl()
+                    ? emote.webpUrl
+                    : emote.hasGifUrl()
+                    ? emote.gifUrl
+                    : emote.url,
                 type: ImageType.emote,
                 width: size,
                 height: size,