✨ Article attachments

assets/i18n/en-US.json

@@ -375,7 +375,9 @@
   "postContent": "Content",
   "postSettings": "Settings",
   "postPublisherUnselected": "Publisher Unspecified",
-  "postVisibility": "Visibility",
+  "postType": "Post Type",
+  "articleAttachmentHint": "Attachments must be uploaded and inserted into the article body to be visible.",
+  "postVisibility": "Post Visibility",
   "postVisibilityPublic": "Public",
   "postVisibilityFriends": "Friends Only",
   "postVisibilityUnlisted": "Unlisted",

lib/screens/posts/compose_article.dart

@@ -321,8 +321,15 @@ class ArticleComposeScreen extends HookConsumerWidget {
             builder: (context, attachments, _) {
               if (attachments.isEmpty) return const SizedBox.shrink();
               return Column(
+                crossAxisAlignment: CrossAxisAlignment.start,
                 children: [
                   const Gap(16),
+                  Text(
+                    'articleAttachmentHint'.tr(),
+                    style: Theme.of(context).textTheme.bodySmall?.copyWith(
+                      color: Theme.of(context).colorScheme.onSurfaceVariant,
+                    ),
+                  ).padding(bottom: 8),
                   ValueListenableBuilder<Map<int, double>>(
                     valueListenable: state.attachmentProgress,
                     builder: (context, progressMap, _) {
@@ -332,8 +339,8 @@ class ArticleComposeScreen extends HookConsumerWidget {
                         children: [
                           for (var idx = 0; idx < attachments.length; idx++)
                             SizedBox(
-                              width: 120,
-                              height: 120,
+                              width: 280,
+                              height: 280,
                               child: AttachmentPreview(
                                 item: attachments[idx],
                                 progress: progressMap[idx],
@@ -358,6 +365,12 @@ class ArticleComposeScreen extends HookConsumerWidget {
                                     delta,
                                   );
                                 },
+                                onInsert:
+                                    () => ComposeLogic.insertAttachment(
+                                      ref,
+                                      state,
+                                      idx,
+                                    ),
                               ),
                             ),
                         ],

lib/widgets/content/attachment_preview.dart

@@ -15,6 +15,7 @@ class AttachmentPreview extends StatelessWidget {
   final double? progress;
   final Function(int)? onMove;
   final Function? onDelete;
+  final Function? onInsert;
   final Function? onRequestUpload;
   const AttachmentPreview({
     super.key,
@@ -23,6 +24,7 @@ class AttachmentPreview extends StatelessWidget {
     this.onRequestUpload,
     this.onMove,
     this.onDelete,
+    this.onInsert,
   });
 
   @override
@@ -104,7 +106,11 @@ class AttachmentPreview extends StatelessWidget {
                           style: TextStyle(color: Colors.white),
                         ),
                       Gap(6),
-                      Center(child: LinearProgressIndicator(value: progress)),
+                      Center(
+                        child: LinearProgressIndicator(
+                          value: progress != null ? progress! / 100.0 : null,
+                        ),
+                      ),
                     ],
                   ),
                 ),
@@ -166,6 +172,18 @@ class AttachmentPreview extends StatelessWidget {
                               onMove?.call(1);
                             },
                           ),
+                        if (onInsert != null)
+                          InkWell(
+                            borderRadius: BorderRadius.circular(8),
+                            child: const Icon(
+                              Symbols.add,
+                              size: 14,
+                              color: Colors.white,
+                            ).padding(horizontal: 8, vertical: 6),
+                            onTap: () {
+                              onInsert?.call();
+                            },
+                          ),
                       ],
                     ),
                   ),

lib/widgets/content/markdown.dart

@@ -1,3 +1,4 @@
+import 'package:collection/collection.dart';
 import 'package:easy_localization/easy_localization.dart';
 import 'package:flutter/material.dart';
 import 'package:go_router/go_router.dart';
@@ -6,11 +7,14 @@ import 'package:flutter_highlight/themes/a11y-dark.dart';
 import 'package:flutter_highlight/themes/a11y-light.dart';
 import 'package:flutter_hooks/flutter_hooks.dart';
 import 'package:hooks_riverpod/hooks_riverpod.dart';
+import 'package:island/models/file.dart';
 import 'package:island/pods/config.dart';
 import 'package:island/widgets/alert.dart';
+import 'package:island/widgets/content/cloud_files.dart';
 import 'package:island/widgets/content/markdown_latex.dart';
 import 'package:markdown/markdown.dart' as markdown;
 import 'package:markdown_widget/markdown_widget.dart';
+import 'package:styled_widget/styled_widget.dart';
 import 'package:url_launcher/url_launcher.dart';
 
 import 'image.dart';
@@ -23,6 +27,7 @@ class MarkdownTextContent extends HookConsumerWidget {
   final TextStyle? linkStyle;
   final EdgeInsets? linesMargin;
   final bool isSelectable;
+  final List<SnCloudFile>? attachments;
 
   const MarkdownTextContent({
     super.key,
@@ -33,6 +38,7 @@ class MarkdownTextContent extends HookConsumerWidget {
     this.linkStyle,
     this.isSelectable = false,
     this.linesMargin,
+    this.attachments,
   });
 
   @override
@@ -109,6 +115,29 @@ class MarkdownTextContent extends HookConsumerWidget {
               final uri = Uri.parse(url);
               if (uri.scheme == 'solian') {
                 switch (uri.host) {
+                  case 'files':
+                    final file = attachments?.firstWhereOrNull(
+                      (file) => file.id == uri.pathSegments[0],
+                    );
+                    if (file == null) {
+                      return const SizedBox.shrink();
+                    }
+
+                    return ClipRRect(
+                      borderRadius: const BorderRadius.all(Radius.circular(8)),
+                      child: Container(
+                        decoration: BoxDecoration(
+                          color: Theme.of(context).colorScheme.surfaceContainer,
+                          borderRadius: const BorderRadius.all(
+                            Radius.circular(8),
+                          ),
+                        ),
+                        child: CloudFileWidget(
+                          item: file,
+                          fit: BoxFit.cover,
+                        ).clipRRect(all: 8),
+                      ),
+                    );
                   case 'stickers':
                     final size = doesEnlargeSticker ? 96.0 : 24.0;
                     return ClipRRect(
@@ -132,9 +161,9 @@ class MarkdownTextContent extends HookConsumerWidget {
                     );
                 }
               }
-              final content = UniversalImage(
-                uri: uri.toString(),
-                fit: BoxFit.cover,
+              final content = ConstrainedBox(
+                constraints: BoxConstraints(maxHeight: 360),
+                child: UniversalImage(uri: uri.toString(), fit: BoxFit.contain),
               );
               return content;
             },

lib/widgets/post/compose_shared.dart

@@ -474,6 +474,23 @@ class ComposeLogic {
     state.attachments.value = clone;
   }
 
+  static void insertAttachment(WidgetRef ref, ComposeState state, int index) {
+    final attachment = state.attachments.value[index];
+    if (!attachment.isOnCloud) {
+      return;
+    }
+    final cloudFile = attachment.data as SnCloudFile;
+    final markdown = '![${cloudFile.name}](solian://files/${cloudFile.id})';
+    final controller = state.contentController;
+    final text = controller.text;
+    final selection = controller.selection;
+    final newText = text.replaceRange(selection.start, selection.end, markdown);
+    controller.text = newText;
+    controller.selection = TextSelection.fromPosition(
+      TextPosition(offset: selection.start + markdown.length),
+    );
+  }
+
   static Future<void> performAction(
     WidgetRef ref,
     ComposeState state,

lib/widgets/post/post_item.dart

@@ -163,7 +163,7 @@ class PostItem extends HookConsumerWidget {
             if ((item.repliedPost != null || item.forwardedPost != null) &&
                 showReferencePost)
               _buildReferencePost(context, item),
-            if (item.attachments.isNotEmpty)
+            if (item.attachments.isNotEmpty && item.type != 1)
               CloudFileList(
                 files: item.attachments,
                 maxWidth: math.min(
@@ -331,6 +331,7 @@ class PostItem extends HookConsumerWidget {
                                   item.type == 0
                                       ? EdgeInsets.only(bottom: 8)
                                       : null,
+                              attachments: item.attachments,
                             ),
                         ],
                         // Render tags and categories if they exist
@@ -389,7 +390,7 @@ class PostItem extends HookConsumerWidget {
                                 item.forwardedPost != null) &&
                             showReferencePost)
                           _buildReferencePost(context, item),
-                        if (item.attachments.isNotEmpty)
+                        if (item.attachments.isNotEmpty && item.type != 1)
                           CloudFileList(
                             files: item.attachments,
                             maxWidth: math.min(
@@ -689,6 +690,7 @@ Widget _buildReferencePost(BuildContext context, SnPost item) {
                           referencePost.type == 0
                               ? EdgeInsets.only(bottom: 4)
                               : null,
+                      attachments: item.attachments,
                     ).padding(bottom: 4),
                   // Truncation hint for referenced post
                   if (referencePost.isTruncated)
@@ -696,7 +698,8 @@ Widget _buildReferencePost(BuildContext context, SnPost item) {
                       isCompact: true,
                       margin: const EdgeInsets.only(top: 4, bottom: 8),
                     ),
-                  if (referencePost.attachments.isNotEmpty)
+                  if (referencePost.attachments.isNotEmpty &&
+                      referencePost.type != 1)
                     Row(
                       mainAxisSize: MainAxisSize.min,
                       children: [
@@ -1030,6 +1033,7 @@ class _ArticlePostDisplay extends StatelessWidget {
             MarkdownTextContent(
               content: item.content!,
               textStyle: Theme.of(context).textTheme.bodyLarge,
+              attachments: item.attachments,
             ),
         ],
       );

lib/widgets/post/post_replies_sheet.dart

@@ -1,6 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:hooks_riverpod/hooks_riverpod.dart';
 import 'package:island/models/post.dart';
+import 'package:island/pods/userinfo.dart';
 import 'package:island/widgets/content/sheet.dart';
 import 'package:island/widgets/post/post_replies.dart';
 import 'package:island/widgets/post/post_quick_reply.dart';
@@ -14,6 +15,8 @@ class PostRepliesSheet extends HookConsumerWidget {
 
   @override
   Widget build(BuildContext context, WidgetRef ref) {
+    final user = ref.watch(userInfoProvider);
+
     return SheetScaffold(
       titleText: 'repliesCount'.plural(post.repliesCount),
       child: Column(
@@ -21,13 +24,16 @@ class PostRepliesSheet extends HookConsumerWidget {
           // Replies list
           Expanded(
             child: CustomScrollView(
-              slivers: [PostRepliesList(
+              slivers: [
+                PostRepliesList(
                   postId: post.id.toString(),
                   backgroundColor: Colors.transparent,
-              )],
+                ),
+              ],
             ),
           ),
           // Quick reply section
+          if (user.value != null)
             Material(
               elevation: 2,
               child: PostQuickReply(