#99

backend/app/controllers/materials_controller.rb

@@ -18,7 +18,7 @@ class MaterialsController < ApplicationController
     count = q.count
     materials = q.order(created_at: :desc, id: :desc).limit(limit).offset(offset)
 
-    render json: { materials: MaterialRepr.many(materials), count: count }
+    render json: { materials: MaterialRepr.many(materials, host: request.base_url), count: count }
   end
 
   def show
@@ -29,7 +29,9 @@ class MaterialsController < ApplicationController
         .find_by(id: params[:id])
     return head :not_found unless material
 
-    render json: MaterialRepr.base(material)
+    wiki_page_body = material.tag.tag_name.wiki_page&.current_revision&.body
+
+    render json: MaterialRepr.base(material, host: request.base_url).merge(wiki_page_body:)
   end
 
   def create
@@ -50,7 +52,7 @@ class MaterialsController < ApplicationController
     material.file.attach(file)
 
     if material.save
-      render json: MaterialRepr.base(material), status: :created
+      render json: MaterialRepr.base(material, host: request.base_url), status: :created
     else
       render json: { errors: material.errors.full_messages }, status: :unprocessable_entity
     end
@@ -80,7 +82,7 @@ class MaterialsController < ApplicationController
     end
 
     if material.save
-      render json: MaterialRepr.base(material)
+      render json: MaterialRepr.base(material, host: request.base_url)
     else
       render json: { errors: material.errors.full_messages }, status: :unprocessable_entity
     end

backend/app/controllers/tags_controller.rb

@@ -33,7 +33,7 @@ class TagsController < ApplicationController
         else
           Tag.joins(:tag_name)
         end
-        .includes(:tag_name, tag_name: :wiki_page)
+        .includes(:tag_name, tag_name: :wiki_page, :materials)
     q = q.where(posts: { id: post_id }) if post_id.present?
 
     q = q.where('tag_names.name LIKE ?', "%#{ name }%") if name
@@ -83,7 +83,7 @@ class TagsController < ApplicationController
     tags =
         Tag
         .joins(:tag_name)
-        .includes(:tag_name, tag_name: :wiki_page)
+        .includes(:tag_name, tag_name: :wiki_page, :materials)
         .where(category: [:meme, :character, :material])
         .where(id: tag_ids)
         .order('tag_names.name')
@@ -128,7 +128,7 @@ class TagsController < ApplicationController
     end
 
     base = Tag.joins(:tag_name)
-              .includes(:tag_name, tag_name: :wiki_page)
+              .includes(:tag_name, tag_name: :wiki_page, :materials)
     base = base.where('tags.post_count > 0') if present_only
 
     canonical_hit =
@@ -153,7 +153,7 @@ class TagsController < ApplicationController
 
   def show
     tag = Tag.joins(:tag_name)
-             .includes(:tag_name, tag_name: :wiki_page)
+             .includes(:tag_name, tag_name: :wiki_page, :materials)
              .find_by(id: params[:id])
     if tag
       render json: TagRepr.base(tag)
@@ -167,7 +167,7 @@ class TagsController < ApplicationController
     return head :bad_request if name.blank?
 
     tag = Tag.joins(:tag_name)
-             .includes(:tag_name, tag_name: :wiki_page)
+             .includes(:tag_name, tag_name: :wiki_page, :materials)
              .find_by(tag_names: { name: })
     if tag
       render json: TagRepr.base(tag)

backend/app/models/tag.rb

@@ -73,6 +73,8 @@ class Tag < ApplicationRecord
 
   def has_wiki = wiki_page.present?
 
+  def material_id = materials.first&.id
+
   def self.tagme
     @tagme ||= find_or_create_by_tag_name!('タグ希望', category: :meta)
   end

backend/app/representations/material_repr.rb

@@ -2,22 +2,23 @@
 
 
 module MaterialRepr
-  BASE = { methods: [:content_type],
-           include: { created_by_user: UserRepr::BASE,
+  BASE = { only: [:id, :url, :created_at, :updated_at],
+           methods: [:content_type],
+           include: { tag: TagRepr::BASE,
+                      created_by_user: UserRepr::BASE,
                       updated_by_user: UserRepr::BASE } }.freeze
 
   module_function
 
-  def base(material)
+  def base material, host:
     material.as_json(BASE).merge(
         file: if material.file.attached?
                 Rails.application.routes.url_helpers.rails_storage_proxy_url(
-                    material.file, only_path: false)
-              end,
-        tag: TagRepr.base(material.tag))
+                    material.file, host:)
+              end)
   end
 
-  def many(materials)
-    materials.map { |m| base(m) }
+  def many materials, host:
+    materials.map { |m| base(m, host) }
   end
 end

backend/app/representations/tag_repr.rb

@@ -3,7 +3,7 @@
 
 module TagRepr
   BASE = { only: [:id, :category, :post_count, :created_at, :updated_at],
-           methods: [:name, :has_wiki] }.freeze
+           methods: [:name, :has_wiki, :material_id] }.freeze
 
   module_function
 

frontend/src/App.tsx

@@ -131,7 +131,7 @@ export default (() => {
       <>
 	<RouteBlockerOverlay/>
 	<BrowserRouter>
-	  <div className="flex flex-col h-screen w-screen">
+	  <div className="flex flex-col h-dvh w-screen">
 	    <TopNav user={user}/>
 	    <RouteTransitionWrapper user={user} setUser={setUser}/>
 	  </div>

frontend/src/components/TagLink.tsx

@@ -1,8 +1,5 @@
-import { useEffect, useState } from 'react'
-
 import PrefetchLink from '@/components/PrefetchLink'
 import { LIGHT_COLOUR_SHADE, DARK_COLOUR_SHADE, TAG_COLOUR } from '@/consts'
-import { apiGet } from '@/lib/api'
 import { cn } from '@/lib/utils'
 
 import type { ComponentProps, FC, HTMLAttributes } from 'react'
@@ -36,35 +33,6 @@ export default (({ tag,
 		   withWiki  = true,
 		   withCount = true,
 		   ...props }: Props) => {
-  const [havingWiki, setHavingWiki] = useState (true)
-
-  const wikiExists = async (tag: Tag) => {
-    if ('hasWiki' in tag)
-      {
-	setHavingWiki (tag.hasWiki)
-	return
-      }
-
-    const tagName = (tag as Tag).name
-
-    try
-    {
-      await apiGet (`/wiki/title/${ encodeURIComponent (tagName) }/exists`)
-      setHavingWiki (true)
-    }
-    catch
-    {
-      setHavingWiki (false)
-    }
-  }
-
-  useEffect (() => {
-    if (!(linkFlg) || !(withWiki))
-      return
-
-    wikiExists (tag)
-  }, [tag.name, linkFlg, withWiki])
-
   const spanClass = cn (
       `text-${ TAG_COLOUR[tag.category] }-${ LIGHT_COLOUR_SHADE }`,
       `dark:text-${ TAG_COLOUR[tag.category] }-${ DARK_COLOUR_SHADE }`)
@@ -77,17 +45,27 @@ export default (({ tag,
       <>
 	{(linkFlg && withWiki) && (
 	    <span className="mr-1">
-	      {havingWiki
+	      {(tag.materialId != null || tag.hasWiki)
 	       ? (
-		  <PrefetchLink to={`/wiki/${ encodeURIComponent (tag.name) }`}
-			className={linkClass}>
-		    ?
-		  </PrefetchLink>)
+		  tag.materialId == null
+		  ? (
+		      <PrefetchLink
+			  to={`/wiki/${ encodeURIComponent (tag.name) }`}
+			  className={linkClass}>
+			?
+		      </PrefetchLink>)
+		  : (
+		      <PrefetchLink
+			  to={`/materials/${ tag.materialId }`}
+			  className={linkClass}>
+			?
+		      </PrefetchLink>))
 	       : (
-		  <PrefetchLink to={`/wiki/${ encodeURIComponent (tag.name) }`}
-			className="animate-[wiki-blink_.25s_steps(2,end)_infinite]
-				   dark:animate-[wiki-blink-dark_.25s_steps(2,end)_infinite]"
-			title={`${ tag.name } Wiki が存在しません．`}>
+		  <PrefetchLink
+		      to={`/wiki/${ encodeURIComponent (tag.name) }`}
+		      className="animate-[wiki-blink_.25s_steps(2,end)_infinite]
+				 dark:animate-[wiki-blink-dark_.25s_steps(2,end)_infinite]"
+		      title={`${ tag.name } Wiki が存在しません．`}>
 		    !
 		  </PrefetchLink>)}
 	    </span>)}

frontend/src/pages/materials/MaterialBasePage.tsx

@@ -6,7 +6,7 @@ import type { FC } from 'react'
 
 
 export default (() => (
-    <div className="md:flex md:flex-1">
+    <div className="md:flex md:flex-1 md:h-[calc(100dvh-88px)]">
       <MaterialSidebar/>
       <Outlet/>
     </div>)) satisfies FC

frontend/src/pages/materials/MaterialDetailPage.tsx

@@ -3,6 +3,7 @@ import { Helmet } from 'react-helmet-async'
 import { useParams } from 'react-router-dom'
 
 import TagLink from '@/components/TagLink'
+import WikiBody from '@/components/WikiBody'
 import Label from '@/components/common/Label'
 import PageTitle from '@/components/common/PageTitle'
 import TabGroup, { Tab } from '@/components/common/TabGroup'
@@ -109,6 +110,12 @@ export default (() => {
 		      <audio src={material.file} controls/>)))}
 
 	      <TabGroup>
+		<Tab name="Wiki">
+		  <WikiBody
+		      title={material.tag.name}
+		      body={material.wikiPageBody ?? undefined}/>
+		</Tab>
+
 		<Tab name="編輯">
 		  <div className="max-w-wl pt-2 space-y-4">
 		    {/* タグ */}

frontend/src/pages/posts/PostDetailPage.tsx

@@ -93,7 +93,7 @@ export default (({ user }: Props) => {
 		       : 'bg-gray-500 hover:bg-gray-600')
 
   return (
-      <div className="md:flex md:flex-1">
+      <div className="md:flex md:flex-1 md:h-[calc(100dvh-88px)]">
 	<Helmet>
 	  {(post?.thumbnail || post?.thumbnailBase) && (
 	      <meta name="thumbnail" content={post.thumbnail || post.thumbnailBase}/>)}

frontend/src/pages/posts/PostListPage.tsx

@@ -69,7 +69,7 @@ export default (() => {
   }, [location.search])
 
   return (
-      <div className="md:flex md:flex-1" ref={containerRef}>
+      <div className="md:flex md:flex-1 md:h-[calc(100dvh-88px)]" ref={containerRef}>
 	<Helmet>
 	  <title>
 	    {tags.length

frontend/src/types.ts

@@ -54,6 +54,7 @@ export type Material = {
     tag:            Tag
     file:           string | null
     url:            string | null
+    wikiPageBody?:  string | null
     contentType:    string | null
     createdAt:      string
     createdByUser:  { id: number; name: string }
@@ -140,6 +141,7 @@ export type Tag = {
     createdAt:      string
     updatedAt:      string
     hasWiki:        boolean
+    materialId:     number
     children?:      Tag[]
     matchedAlias?:  string | null }