タグ一覧ページの作成（#61） (#298)

#61

#61

Merge remote-tracking branch 'origin/main' into feature/061

#61

#61

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#61

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#61

日づけ不詳の表示修正

Co-authored-by: miteruzo <miteruzo@naver.com>
Reviewed-on: #298

backend/app/controllers/posts_controller.rb

@@ -75,7 +75,7 @@ class PostsController < ApplicationController
         else
           "posts.#{ order[0] }"
         end
-    posts = q.order(Arel.sql("#{ sort_sql } #{ order[1] }, id #{ order[1] }"))
+    posts = q.order(Arel.sql("#{ sort_sql } #{ order[1] }, posts.id #{ order[1] }"))
              .limit(limit)
              .offset(offset)
              .to_a
@@ -100,23 +100,16 @@ class PostsController < ApplicationController
                          .first
     return head :not_found unless post
 
-    viewed = current_user&.viewed?(post) || false
-
-    render json: PostRepr.base(post).merge(viewed:)
+    render json: PostRepr.base(post, current_user)
   end
 
   def show
     post = Post.includes(tags: { tag_name: :wiki_page }).find_by(id: params[:id])
     return head :not_found unless post
 
-    viewed = current_user&.viewed?(post) || false
-
-    json = post.as_json
-    json['tags'] = build_tag_tree_for(post.tags)
-    json['related'] = post.related(limit: 20)
-    json['viewed'] = viewed
-
-    render json:
+    render json: PostRepr.base(post, current_user)
+                         .merge(tags: build_tag_tree_for(post.tags),
+                                related: post.related(limit: 20))
   end
 
   def create
@@ -192,6 +185,7 @@ class PostsController < ApplicationController
 
   def changes
     id = params[:id].presence
+    tag_id = params[:tag].presence
     page = (params[:page].presence || 1).to_i
     limit = (params[:limit].presence || 20).to_i
 
@@ -202,6 +196,7 @@ class PostsController < ApplicationController
 
     pts = PostTag.with_discarded
     pts = pts.where(post_id: id) if id.present?
+    pts = pts.where(tag_id:) if tag_id.present?
     pts = pts.includes(:post, :created_user, :deleted_user,
                        tag: { tag_name: :wiki_page })