feat:增加朋友圈组件

lib/models/moment.dart

@@ -0,0 +1,53 @@
+import 'package:json_annotation/json_annotation.dart';
+
+part 'moment.g.dart';
+
+@JsonSerializable()
+class Comment {
+  final int id;
+  final String username;
+  final String avatar;
+  final String content;
+  final String date;
+
+  const Comment({
+    required this.id,
+    required this.username,
+    required this.avatar,
+    required this.content,
+    required this.date,
+  });
+
+  factory Comment.fromJson(Map<String, dynamic> json) => _$CommentFromJson(json);
+
+  Map<String, dynamic> toJson() => _$CommentToJson(this);
+}
+
+@JsonSerializable()
+class Moment {
+  final int? id;
+  final int? userId;
+  final String? username;
+  final String? avatar;
+  final String content;
+  final List<String> imageList;
+  final String? date;
+  final List<int>? likeList;
+  final List<Comment>? commentList;
+
+  Moment({
+    this.id,
+    this.userId,
+    this.username,
+    this.avatar,
+    required this.content,
+    required this.imageList,
+    this.date,
+    this.likeList,
+    this.commentList,
+  });
+
+  factory Moment.fromJson(Map<String, dynamic> json) => _$MomentFromJson(json);
+
+  Map<String, dynamic> toJson() => _$MomentToJson(this);
+}