✨ Show post visibility

lib/models/post.dart

@@ -24,6 +24,7 @@ class Post {
   String? alias;
   String? areaAlias;
   dynamic body;
+  int visibility;
   List<Tag>? tags;
   List<Category>? categories;
   List<Post>? replies;
@@ -55,6 +56,7 @@ class Post {
     required this.areaAlias,
     required this.type,
     required this.body,
+    required this.visibility,
     required this.tags,
     required this.categories,
     required this.replies,

lib/models/post.g.dart

@@ -20,6 +20,7 @@ Post _$PostFromJson(Map<String, dynamic> json) => Post(
       areaAlias: json['area_alias'] as String?,
       type: json['type'] as String,
       body: json['body'],
+      visibility: (json['visibility'] as num).toInt(),
       tags: (json['tags'] as List<dynamic>?)
           ?.map((e) => Tag.fromJson(e as Map<String, dynamic>))
           .toList(),
@@ -67,6 +68,7 @@ Map<String, dynamic> _$PostToJson(Post instance) => <String, dynamic>{
       'alias': instance.alias,
       'area_alias': instance.areaAlias,
       'body': instance.body,
+      'visibility': instance.visibility,
       'tags': instance.tags?.map((e) => e.toJson()).toList(),
       'categories': instance.categories?.map((e) => e.toJson()).toList(),
       'replies': instance.replies?.map((e) => e.toJson()).toList(),

lib/widgets/posts/post_item.dart

@@ -1,6 +1,5 @@
 import 'package:animations/animations.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter/rendering.dart';
 import 'package:flutter_animate/flutter_animate.dart';
 import 'package:font_awesome_flutter/font_awesome_flutter.dart';
 import 'package:gap/gap.dart';
@@ -66,6 +65,14 @@ class _PostItemState extends State<PostItem> {
   Color get _unFocusColor =>
       Theme.of(context).colorScheme.onSurface.withOpacity(0.75);
 
+  static final visibilityIcons = [
+    Icons.public,
+    Icons.group,
+    Icons.visibility,
+    Icons.visibility_off,
+    Icons.lock,
+  ];
+
   @override
   void initState() {
     item = widget.item;
@@ -612,7 +619,24 @@ class _PostHeaderWidget extends StatelessWidget {
                     ],
                   ),
                   if (!isCompact)
-                    RelativeDate(item.publishedAt?.toLocal() ?? DateTime.now()),
+                    Row(
+                      crossAxisAlignment: CrossAxisAlignment.center,
+                      children: [
+                        RelativeDate(
+                          item.publishedAt?.toLocal() ?? DateTime.now(),
+                          isFull: isFullDate,
+                        ),
+                        const Gap(4),
+                        Icon(
+                          _PostItemState.visibilityIcons[item.visibility],
+                          size: 16,
+                          color: Theme.of(context)
+                              .colorScheme
+                              .onSurface
+                              .withOpacity(0.75),
+                        ),
+                      ],
+                    ),
                 ],
               ),
             ),