From 4d26dc221250e2da0258c41bbb37f50964c3f2d9 Mon Sep 17 00:00:00 2001
From: Yamagishi Kazutoshi <ykzts@desire.sh>
Date: Thu, 9 Feb 2023 23:26:52 +0900
Subject: [PATCH] Revert "Remove posts count and last posts from ActivityPub
 representation of hashtag collections (#23460)"

This reverts commit 832595d1e79f9c185efd6d18741f295745ee536a.
---
 app/controllers/tags_controller.rb | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/app/controllers/tags_controller.rb b/app/controllers/tags_controller.rb
index 750e15fa31..65017acba3 100644
--- a/app/controllers/tags_controller.rb
+++ b/app/controllers/tags_controller.rb
@@ -11,7 +11,7 @@ class TagsController < ApplicationController
   before_action :authenticate_user!, if: :whitelist_mode?
   before_action :set_local
   before_action :set_tag
-  before_action :set_statuses, if: -> { request.format == :rss }
+  before_action :set_statuses
   before_action :set_instance_presenter
 
   skip_before_action :require_functional!, unless: :whitelist_mode?
@@ -44,7 +44,12 @@ class TagsController < ApplicationController
   end
 
   def set_statuses
-    @statuses = cache_collection(TagFeed.new(@tag, nil, local: @local).get(limit_param), Status)
+    case request.format&.to_sym
+    when :json
+      @statuses = cache_collection(TagFeed.new(@tag, current_account, local: @local).get(PAGE_SIZE, params[:max_id], params[:since_id], params[:min_id]), Status)
+    when :rss
+      @statuses = cache_collection(TagFeed.new(@tag, nil, local: @local).get(limit_param), Status)
+    end
   end
 
   def set_instance_presenter
@@ -59,6 +64,8 @@ class TagsController < ApplicationController
     ActivityPub::CollectionPresenter.new(
       id: tag_url(@tag),
       type: :ordered,
+      size: @tag.statuses.count,
+      items: @statuses.map { |status| ActivityPub::TagManager.instance.uri_for(status) }
     )
   end
 end