AI: address issue #170

backend/app/controllers/tags_controller.rb

@@ -218,16 +218,63 @@ class TagsController < ApplicationController
     locale = resolve_locale!
 
     q = params[:q].to_s.strip.sub(/\Anot:/i, '')
-    literal = ActiveRecord::Base.sanitize_sql_like(q)
+    prefix = "#{ ActiveRecord::Base.sanitize_sql_like(q) }%"
-    nico = bool?(:nico, default: true)
-    present = bool?(:present, default: true)
 
-    rows = autocomplete_rows(locale:, pattern: "#{ literal }%", nico:, present:)
+    with_nico = bool?(:nico, default: true)
-    if rows.length < 20 && q.present?
+    present_only = bool?(:present, default: true)
-      suffix_rows = autocomplete_rows(locale:, pattern: "%#{ literal }", nico:, present:)
+
-      rows = (rows + suffix_rows).uniq { [_1['category'], _1['id']] }.first(20)
+    alias_rows =
+        TagName
+        .where(language_code: locale.language_code, primary_flg: false)
+        .where('name LIKE ?', prefix)
+        .pluck(:tag_id, :name)
+
+    matched_alias_by_tag_id = { }
+    tag_ids = []
+    alias_rows.each do |tag_id, alias_name|
+      tag_ids << tag_id
+      matched_alias_by_tag_id[tag_id] ||= alias_name
     end
 
+    base =
+        Tag
+        .joins(:tag_names)
+        .preload(:tag_names, :materials, :deerjikists, :tag_descriptions,
+                 parents: [:tag_names, :materials, :deerjikists, :tag_descriptions])
+        .where(tag_names: { language_code: locale.language_code, primary_flg: true },
+               deprecated_at: nil)
+    base = base.where('tags.post_count > 0') if present_only
+
+    canonical_hit = base.where('tag_names.name LIKE ?', prefix)
+
+    internal_tags = canonical_hit.or(base.where(id: tag_ids.uniq))
+
+    internal_rows =
+        internal_tags
+        .order(Arel.sql('tags.post_count DESC, tag_names.name'))
+        .limit(20)
+        .map { |tag|
+          TagRepr.base(tag, language_code: locale.language_code)
+                 .merge(matched_alias: matched_alias_by_tag_id[tag.id])
+        }
+
+    return render json: internal_rows unless with_nico
+
+    external_base = ExternalTag.all
+    external_base = external_base.where('post_count > 0') if present_only
+
+    external_rows =
+        external_base
+        .where("CONCAT(platform, ':', name) LIKE ? OR name LIKE ?", prefix, prefix)
+        .order(post_count: :desc, name: :asc)
+        .limit(20)
+        .map { external_tag_json(_1) }
+
+    rows =
+    (internal_rows + external_rows)
+        .sort_by { |row| [-row['post_count'], row['name'] || row[:name]] }
+        .first(20)
+
     render json: rows
   end
 
@@ -498,59 +545,6 @@ class TagsController < ApplicationController
 
   private
 
-  def autocomplete_rows locale:, pattern:, nico:, present:
-    alias_rows =
-        TagName
-        .where(language_code: locale.language_code, primary_flg: false)
-        .where('name LIKE ?', pattern)
-        .pluck(:tag_id, :name)
-
-    matched_alias_by_tag_id = { }
-    tag_ids = []
-    alias_rows.each do |tag_id, alias_name|
-      tag_ids << tag_id
-      matched_alias_by_tag_id[tag_id] ||= alias_name
-    end
-
-    base =
-        Tag
-        .joins(:tag_names)
-        .preload(:tag_names, :materials, :deerjikists, :tag_descriptions,
-                 parents: [:tag_names, :materials, :deerjikists, :tag_descriptions])
-        .where(tag_names: { language_code: locale.language_code, primary_flg: true },
-               deprecated_at: nil)
-    base = base.where('tags.post_count > 0') if present
-
-    canonical_hit = base.where('tag_names.name LIKE ?', pattern)
-
-    internal_tags = canonical_hit.or(base.where(id: tag_ids.uniq))
-
-    internal_rows =
-        internal_tags
-        .order(Arel.sql('tags.post_count DESC, tag_names.name'))
-        .limit(20)
-        .map { |tag|
-          TagRepr.base(tag, language_code: locale.language_code)
-                 .merge(matched_alias: matched_alias_by_tag_id[tag.id])
-        }
-
-    return internal_rows unless nico
-
-    external_base = ExternalTag.all
-    external_base = external_base.where('post_count > 0') if present
-
-    external_rows =
-        external_base
-        .where("CONCAT(platform, ':', name) LIKE ? OR name LIKE ?", pattern, pattern)
-        .order(post_count: :desc, name: :asc)
-        .limit(20)
-        .map { external_tag_json(_1) }
-
-    (internal_rows + external_rows)
-        .sort_by { |row| [-row['post_count'], row['name'] || row[:name]] }
-        .first(20)
-  end
-
   def material_filter_param default:
     value = params[:material_filter].to_s.presence
     return default unless ['present', 'missing', 'any'].include?(value)

backend/spec/requests/tags_spec.rb

@@ -482,7 +482,6 @@ RSpec.describe 'Tags API', type: :request do
         create(:tag, category: :general, primary_name: name, post_count: 1)
         create(:external_tag, name:, post_count: 1)
       end
-      create(:external_tag, name: 'suffix_combined', post_count: 100)
 
       get '/tags/autocomplete', params: { q: 'combined' }
 
@@ -491,39 +490,6 @@ RSpec.describe 'Tags API', type: :request do
       expect(json.map { |row| row.fetch('name') }).to eq(expected.first(20))
     end
 
-    it 'appends primary, alias, and external suffix matches without duplicate resources' do
-      prefix = create(:tag, primary_name: 'tail', post_count: 1)
-      create(:tag_name, :alias, name: 'tail_alias', tag: prefix)
-      create(:tag_name, :alias, name: 'alias_tail', tag: prefix)
-      create(:tag, primary_name: 'primary_tail', post_count: 4)
-      alias_target = create(:tag, primary_name: 'alias_target', post_count: 3)
-      create(:tag_name, :alias, name: 'suffix_tail', tag: alias_target)
-      external = create(:external_tag, id: prefix.id, name: 'external_tail', post_count: 5)
-      create(:tag, primary_name: 'middle_tail_only', post_count: 100)
-      create(:external_tag, name: 'middle_tail_only', post_count: 100)
-
-      get '/tags/autocomplete', params: { q: 'tail' }
-
-      expect(response).to have_http_status(:ok)
-      expect(json.map { |row| row.fetch('name') }).to eq(
-          ['tail', 'nico:external_tail', 'primary_tail', 'alias_target'])
-      expect(json.first.fetch('matched_alias')).to eq('tail_alias')
-      expect(json.last.fetch('matched_alias')).to eq('suffix_tail')
-      expect(json[1]).to include('id' => external.id, 'category' => 'nico')
-    end
-
-    it 'fills only the remaining places with suffix matches' do
-      names = 19.times.map { |number| "capacity_#{ number.to_s.rjust(2, '0') }" }
-      names.each { create(:tag, primary_name: _1, post_count: 1) }
-      create(:tag, primary_name: 'first_capacity', post_count: 3)
-      create(:external_tag, name: 'second_capacity', post_count: 2)
-
-      get '/tags/autocomplete', params: { q: 'capacity' }
-
-      expect(response).to have_http_status(:ok)
-      expect(json.map { |row| row.fetch('name') }).to eq(names + ['first_capacity'])
-    end
-
     it 'excludes external tags but preserves internal alias matches when nico is false' do
       internal = create(:tag, category: :general, primary_name: 'switch_internal', post_count: 1)
       alias_target = create(:tag, category: :general, primary_name: 'alias_target', post_count: 1)
@@ -552,20 +518,12 @@ RSpec.describe 'Tags API', type: :request do
         create(:external_tag, name: literal, post_count: 1)
         create(:tag, category: :general, primary_name: 'literalXmatch', post_count: 2)
         create(:external_tag, name: 'literalXmatch', post_count: 2)
-        suffix = "suffix_literal#{ wildcard }"
-        create(:tag, primary_name: suffix, post_count: 1)
-        suffix_alias = create(:tag, primary_name: 'suffix_alias_target', post_count: 1)
-        create(:tag_name, :alias, name: "alias_#{ suffix }", tag: suffix_alias)
-        create(:external_tag, name: suffix, post_count: 1)
-        create(:tag, primary_name: 'suffix_literalX', post_count: 2)
-        create(:external_tag, name: 'suffix_literalX', post_count: 2)
 
         get '/tags/autocomplete', params: { q: "literal#{ wildcard }" }
 
         expect(json.map { |row| row.fetch('name') })
             .to contain_exactly(
-                literal, primary_tag_name_for(alias_target, 'ja').name, "nico:#{ literal }",
+                literal, primary_tag_name_for(alias_target, 'ja').name, "nico:#{ literal }")
-                suffix, 'suffix_alias_target', "nico:#{ suffix }")
       end
     end
 

frontend/src/components/PostEditForm.tsx

@@ -1,6 +1,8 @@
+import { useQuery } from '@tanstack/react-query'
 import { useEffect, useMemo, useState } from 'react'
 
 import { useLocale } from '@/lib/useLocale'
+import PostList from '@/components/PostList'
 import PostOriginalCreatedTimeField from '@/components/PostOriginalCreatedTimeField'
 import FieldError from '@/components/common/FieldError'
 import PostDurationField from '@/components/posts/PostDurationField'
@@ -10,14 +12,15 @@ import { Button } from '@/components/ui/button'
 import { toast } from '@/components/ui/use-toast'
 import { isApiError } from '@/lib/api'
 import useDialogue from '@/lib/dialogues/useDialogue'
-import { updatePost } from '@/lib/posts'
+import { fetchPosts, updatePost } from '@/lib/posts'
+import { postsKeys } from '@/lib/queryKeys'
 import { msToTime } from '@/lib/utils'
 import { useValidationErrors } from '@/lib/useValidationErrors'
 import { useUITranslation } from '@/lib/useUITranslation'
 
 import type { FC, FormEvent } from 'react'
 
-import type { Post, TagWithSections } from '@/types'
+import type { FetchPostsParams, Post, TagWithSections } from '@/types'
 
 type PostFormField =
     'parentPostIds' | 'tags' | 'videoMs'
@@ -68,6 +71,33 @@ const PostEditForm: FC<Props> = ({ post, onSave }) => {
   const [tags, setTags] = useState<string> (() => tagsToStr (post.tags))
   const [title, setTitle] = useState (post.title)
 
+  const [importVisible, setImportVisible] = useState (false)
+  const [sourceTitle, setSourceTitle] = useState ('')
+  const [sourcePage, setSourcePage] = useState (1)
+  const sourceParams: FetchPostsParams = {
+      title: sourceTitle, page: sourcePage, limit: 20,
+      url: '', tags: '', match: 'all', order: 'original_created_at:desc',
+      originalCreatedFrom: '', originalCreatedTo: '',
+      createdFrom: '', createdTo: '', updatedFrom: '', updatedTo: '' }
+  const { data: sources, isError: sourceError } = useQuery ({
+      queryKey: postsKeys.index (sourceParams, locale),
+      queryFn: () => fetchPosts (sourceParams, locale),
+      enabled: importVisible && !disabled })
+
+  const importTags = (source: Post) => {
+    if (disabled)
+      return
+    setTags (current => {
+      const existing = new Set (current.split (/\s+/))
+      const additions = tagsToStr (source.tags).split (/\s+/)
+	  .filter (tag => tag !== '' && !existing.has (tag))
+      return additions.length > 0
+	  ? `${current}${current.trim () === '' ? '' : ' '}${additions.join (' ')}`
+	  : current
+    })
+    setImportVisible (false)
+  }
+
   const videoFlg =
       useMemo (() => tags.split (/\s+/).some (tag => tag.replace (/\[.*\]$/, '') === '動画'),
 	       [tags])
@@ -192,6 +222,48 @@ const PostEditForm: FC<Props> = ({ post, onSave }) => {
 	    setTags={setTags}
 	    errors={fieldErrors.tags}/>
 
+	<Button
+	    type="button"
+	    variant="outline"
+	    disabled={disabled}
+	    aria-expanded={importVisible}
+	    onClick={() => setImportVisible (visible => !visible)}>
+	  {label ('edit.import')}
+	</Button>
+	{importVisible && (
+	    <div className="space-y-2" onKeyDown={event => {
+	      if (event.key === 'Enter' && event.target instanceof HTMLInputElement)
+		event.preventDefault ()
+	    }}>
+	      <PostTextField
+		  label={label ('shared:labels.title')}
+		  type="search"
+		  value={sourceTitle}
+		  disabled={disabled}
+		  onChange={value => {
+		    setSourceTitle (value)
+		    setSourcePage (1)
+		  }}/>
+	      <FieldError messages={sourceError ? [label ('common:fetchError')] : []}/>
+	      {!disabled && <PostList posts={sources?.posts ?? []} onSelect={importTags}/>}
+	      <div className="flex flex-col gap-2 md:flex-row">
+		<Button
+		    type="button"
+		    variant="outline"
+		    disabled={disabled || sourcePage <= 1}
+		    onClick={() => setSourcePage (page => page - 1)}>
+		  {label ('common:pagination.previous')}
+		</Button>
+		<Button
+		    type="button"
+		    variant="outline"
+		    disabled={disabled || sourcePage * 20 >= (sources?.count ?? 0)}
+		    onClick={() => setSourcePage (page => page + 1)}>
+		  {label ('common:pagination.next')}
+		</Button>
+	      </div>
+	    </div>)}
+
 	{/* オリジナルの作成日時 */}
 	<PostOriginalCreatedTimeField
 	    disabled={disabled}

frontend/src/components/PostList.tsx

@@ -3,6 +3,7 @@ import { useRef } from 'react'
 import { useLocation } from 'react-router-dom'
 
 import PrefetchLink from '@/components/PrefetchLink'
+import { Button } from '@/components/ui/button'
 import { useUITranslation } from '@/lib/useUITranslation'
 import { useClientBehaviourSettings } from '@/lib/useClientBehaviourSettings'
 import { cn } from '@/lib/utils'
@@ -13,10 +14,11 @@ import type { FC, MouseEvent } from 'react'
 import type { Post } from '@/types'
 
 type Props = { posts:     Post[]
+	       onSelect?: (post: Post) => void
 	       onClick?:  (event: MouseEvent<HTMLElement>) => void }
 
 
-const PostList: FC<Props> = ({ posts, onClick }) => {
+const PostList: FC<Props> = ({ posts, onClick, onSelect }) => {
   const { label } = useUITranslation ('shared')
   const location = useLocation ()
   const behaviourSettings = useClientBehaviourSettings ()
@@ -39,20 +41,11 @@ const PostList: FC<Props> = ({ posts, onClick }) => {
 	  const sharedId = `page-${ post.id }`
 	  const layoutId = sharedId
 
-	  return (
+	  const card = (
-	      <PrefetchLink
-		  to={`/posts/${ post.id }`}
-		  key={post.id}
-		  className="w-40 h-40"
-		  state={{ sharedId }}
-		  onClick={e => {
-		    setForLocationKey (location.key, sharedId)
-		    onClick?.(e)
-		  }}>
 	      <motion.div
 		  ref={cardRef}
 		  layout={animationMode === 'off' ? false : true}
-		    layoutId={animationMode === 'off' ? undefined : layoutId}
+		  layoutId={(onSelect || animationMode === 'off') ? undefined : layoutId}
 		  className={cn ('w-full h-full overflow-hidden rounded-xl shadow',
 				 'transform-gpu will-change-transform',
 				 (post.childPosts ?? []).length > 0 && 'ring-4 ring-green-500',
@@ -87,13 +80,34 @@ const PostList: FC<Props> = ({ posts, onClick }) => {
 			loading={
 			    thumbnailMode === 'light'
 			    ? 'lazy'
-			      : i < 12
+			    : (i < 12 ? 'eager' : 'lazy')
-				? 'eager'
-				: 'lazy'
 			}
 			decoding="async"
 			className="object-cover w-full h-full"/>)}
-		</motion.div>
+	      </motion.div>)
+
+	  return onSelect
+	  ? (
+	      <Button
+		  key={post.id}
+		  type="button"
+		  variant="ghost"
+		  className="w-40 h-40 p-0"
+		  aria-label={post.title || post.url}
+		  onClick={() => onSelect (post)}>
+		{card}
+	      </Button>)
+	  : (
+	      <PrefetchLink
+		  to={`/posts/${ post.id }`}
+		  key={post.id}
+		  className="w-40 h-40"
+		  state={{ sharedId }}
+		  onClick={e => {
+		    setForLocationKey (location.key, sharedId)
+		    onClick?.(e)
+		  }}>
+		{card}
 	      </PrefetchLink>)
 	})}
       </div>)

frontend/src/locales/ain-Kana/posts.json

@@ -1,4 +1,5 @@
 {
+  "_untranslated": ["edit.import"],
   "list": {
     "tagline": "{{brand}}",
     "empty": "ミンタㇻ　タ　ネン　カ　イサㇺ",
@@ -31,6 +32,7 @@
     "showExternal": "ソイタㇰ　ソㇱ　アヌカレ"
   },
   "edit": {
+    "import": "インポート",
     "validationFailed": "アシㇼ　カㇻ　カ　エアイカㇷ゚……",
     "conflictTitle": "モㇱマ　クㇽ　アシㇼ　カㇻ　ワ　アン！",
     "conflictDescription": "モㇱマ　イカㇻ　クㇽ　エエトコ　アシㇼ　カㇻ　ワ　アン。",

frontend/src/locales/ja/posts.json

@@ -22,6 +22,7 @@
     "question": "表示しますか?", "showExternal": "外部ページを表示"
   },
   "edit": {
+    "import": "インポート",
     "validationFailed": "更新はできなかったよ……",
     "conflictTitle": "競合が発生しました．",
     "conflictDescription": "ほかの耕作員が先に更新してゐます．",