clean up models

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

lib/models_new/danmaku/post.dart

@@ -1,31 +1,13 @@
 class DanmakuPost {
   DanmakuPost({
-    required this.action,
-    required this.animation,
-    required this.colorfulSrc,
-    required this.dmContent,
     required this.dmid,
-    required this.dmidStr,
-    required this.visible,
   });
 
-  final String? action;
-  final String? animation;
-  final dynamic colorfulSrc;
-  final String? dmContent;
   final int? dmid;
-  final String? dmidStr;
-  final bool? visible;
 
   factory DanmakuPost.fromJson(Map<String, dynamic> json) {
     return DanmakuPost(
-      action: json["action"],
-      animation: json["animation"],
-      colorfulSrc: json["colorful_src"],
-      dmContent: json["dm_content"],
       dmid: json["dmid"],
-      dmidStr: json["dmid_str"],
-      visible: json["visible"],
     );
   }
 }