利用規約（#95） (#311)

#95 #95 #95 #95 #95 Merge remote-tracking branch 'origin/main' into feature/095 #95 #95 #95 Co-authored-by: miteruzo <miteruzo@naver.com> Reviewed-on: #311
2026-04-14 12:31:48 +09:00
parent a3914fb22a
commit e72ec608f4
21 changed files with 1457 additions and 379 deletions
@@ -14,11 +14,65 @@ import { fetchWikiPage } from '@/lib/wiki'

 import type { FC, MouseEvent } from 'react'

-import type { Menu, User } from '@/types'
+import type { Menu, MenuVisibleItem, Tag, User } from '@/types'

 type Props = { user: User | null }


+export const menuOutline = ({ tag, wikiId, user, pathName }: { 
+    tag?: Tag | null
+    wikiId: number | null
+    user: User | null,
+    pathName: string }): Menu => {
+  const postCount = tag?.postCount ?? 0
+
+  const wikiPageFlg = Boolean (/^\/wiki\/(?!new|changes)[^\/]+/.test (pathName) && wikiId)
+  const wikiTitle = pathName.split ('/')[2] ?? ''
+
+  return [
+      { name: '広場', to: '/posts', subMenu: [
+	  { name: '一覧', to: '/posts' },
+	  { name: '検索', to: '/posts/search' },
+	  { name: '追加', to: '/posts/new' },
+	  { name: '履歴', to: '/posts/changes' },
+	  { name: 'ヘルプ', to: '/wiki/ヘルプ:広場' }] },
+      { name: 'タグ', to: '/tags', subMenu: [
+	  { name: 'マスタ', to: '/tags' },
+	  { name: '別名タグ', to: '/tags/aliases', visible: false },
+	  { name: '上位タグ', to: '/tags/implications', visible: false },
+	  { name: 'ニコニコ連携', to: '/tags/nico' },
+	  { name: 'ヘルプ', to: '/wiki/ヘルプ:タグ' }] },
+      { name: '素材', to: '/materials', visible: false, subMenu: [
+	  { name: '一覧', to: '/materials' },
+	  { name: '検索', to: '/materials/search', visible: false }, 
+	  { name: '追加', to: '/materials/new' },
+	  { name: '履歴', to: '/materials/changes', visible: false },
+	  { name: 'ヘルプ', to: '/wiki/ヘルプ:素材集' }] },
+      { name: '上映会', to: '/theatres/1', base: '/theatres', subMenu: [
+	  { name: <>第&thinsp;1&thinsp;会場</>, to: '/theatres/1' },
+	  { name: 'CyTube', to: '//cytube.mm428.net/r/deernijika' },
+	  { name: <>ニジカ放送局第&thinsp;1&thinsp;チャンネル</>,
+	    to: '//www.youtube.com/watch?v=DCU3hL4Uu6A' },
+	  { name: 'ヘルプ', to: '/wiki/ヘルプ:上映会' }] },
+      { name: 'Wiki', to: '/wiki/ヘルプ:ホーム', base: '/wiki', subMenu: [
+	  { name: '検索', to: '/wiki' },
+	  { name: '新規', to: '/wiki/new' },
+	  { name: '全体履歴', to: '/wiki/changes' },
+	  { name: 'ヘルプ', to: '/wiki/ヘルプ:Wiki' },
+	  { component: <Separator/>, visible: wikiPageFlg },
+	  { name: `広場 (${ postCount || 0 })`, to: `/posts?tags=${ wikiTitle }`,
+	    visible: wikiPageFlg },
+	  { name: '履歴', to: `/wiki/changes?id=${ wikiId }`, visible: wikiPageFlg },
+	  { name: '編輯', to: `/wiki/${ wikiId || wikiTitle }/edit`, visible: wikiPageFlg }] },
+      { name: 'ユーザ', to: '/users/settings', visible: false, subMenu: [
+	  { name: '一覧', to: '/users', visible: false },
+	  { name: 'お前', to: `/users/${ user?.id }`, visible: false },
+	  { name: '設定', to: '/users/settings', visible: Boolean (user) }] },
+      { name: '法規', visible: false, subMenu: [
+	  { name: '利用規約', to: '/tos' }] }]
+}
+
+
 export default (({ user }: Props) => {
  const location = useLocation ()

@@ -26,25 +80,30 @@ export default (({ user }: Props) => {
  const itemsRef = useRef<(HTMLAnchorElement | null)[]> ([])
  const navRef = useRef<HTMLDivElement | null> (null)

-  const measure = () => {
+  const measure = (idx: number) => {
    const nav = navRef.current
-    const el = itemsRef.current[activeIdx]
-    if (!(nav) || !(el) || activeIdx < 0)
-      return
+    const el = itemsRef.current[idx < 0 ? visibleMenu.length : idx]
+
+    if (!(nav) || !(el))
+      {
+	setHL ({ left: 0, width: 0, visible: true })
+	return
+      }

    const navRect = nav.getBoundingClientRect ()
    const elRect = el.getBoundingClientRect ()

-    setHl ({ left:    elRect.left - navRect.left,
+    setHL ({ left:    elRect.left - navRect.left,
 	     width:   elRect.width,
 	     visible: true })
  }

-  const [hl, setHl] = useState<{ left: number; width: number; visible: boolean }> ({
+  const [hl, setHL] = useState<{ left: number; width: number; visible: boolean }> ({
      left:     0,
      width:    0,
      visible:  false })
  const [menuOpen, setMenuOpen] = useState (false)
+  const [moreVsbl, setMoreVsbl] = useState (false)
  const [openItemIdx, setOpenItemIdx] = useState (-1)
  const [wikiId, setWikiId] = useState<number | null> (WikiIdBus.get ())

@@ -62,51 +121,10 @@ export default (({ user }: Props) => {
      queryKey: tagsKeys.show (effectiveTitle),
      queryFn: () => fetchTagByName (effectiveTitle) })

-  const postCount = tag?.postCount ?? 0
-
-  const wikiPageFlg = Boolean (/^\/wiki\/(?!new|changes)[^\/]+/.test (location.pathname) && wikiId)
-  const wikiTitle = location.pathname.split ('/')[2] ?? ''
-  const menu: Menu = [
-      { name: '広場', to: '/posts', subMenu: [
-	  { name: '一覧', to: '/posts' },
-	  { name: '検索', to: '/posts/search' },
-	  { name: '追加', to: '/posts/new' },
-	  { name: '履歴', to: '/posts/changes' },
-	  { name: 'ヘルプ', to: '/wiki/ヘルプ:広場' }] },
-      { name: 'タグ', to: '/tags', subMenu: [
-	  { name: 'マスタ', to: '/tags' },
-	  { name: '別名タグ', to: '/tags/aliases', visible: false },
-	  { name: '上位タグ', to: '/tags/implications', visible: false },
-	  { name: 'ニコニコ連携', to: '/tags/nico' },
-	  { name: 'ヘルプ', to: '/wiki/ヘルプ:タグ' }] },
-      // { name: '素材', to: '/materials', subMenu: [
-      //     { name: '一覧', to: '/materials' },
-      //     { name: '検索', to: '/materials/search', visible: false }, 
-      //     { name: '追加', to: '/materials/new' },
-      //     { name: '履歴', to: '/materials/changes', visible: false },
-      //     { name: 'ヘルプ', to: '/wiki/ヘルプ:素材集' }] },
-      { name: '上映会', to: '/theatres/1', base: '/theatres', subMenu: [
-          { name: <>第&thinsp;1&thinsp;会場</>, to: '/theatres/1' },
-          { name: 'CyTube', to: '//cytube.mm428.net/r/deernijika' },
-	  { name: <>ニジカ放送局第&thinsp;1&thinsp;チャンネル</>,
-	    to: '//www.youtube.com/watch?v=DCU3hL4Uu6A' },
-	  { name: 'ヘルプ', to: '/wiki/ヘルプ:上映会' }] },
-      { name: 'Wiki', to: '/wiki/ヘルプ:ホーム', base: '/wiki', subMenu: [
-	  { name: '検索', to: '/wiki' },
-	  { name: '新規', to: '/wiki/new' },
-	  { name: '全体履歴', to: '/wiki/changes' },
-	  { name: 'ヘルプ', to: '/wiki/ヘルプ:Wiki' },
-	  { component: <Separator/>, visible: wikiPageFlg },
-	  { name: `広場 (${ postCount || 0 })`, to: `/posts?tags=${ wikiTitle }`,
-	    visible: wikiPageFlg },
-	  { name: '履歴', to: `/wiki/changes?id=${ wikiId }`, visible: wikiPageFlg },
-	  { name: '編輯', to: `/wiki/${ wikiId || wikiTitle }/edit`, visible: wikiPageFlg }] },
-      { name: 'ユーザ', to: '/users/settings', subMenu: [
-	  { name: '一覧', to: '/users', visible: false },
-	  { name: 'お前', to: `/users/${ user?.id }`, visible: false },
-	  { name: '設定', to: '/users/settings', visible: Boolean (user) }] }]
-
-  const activeIdx = menu.findIndex (item => location.pathname.startsWith (item.base || item.to))
+  const menu = menuOutline ({ tag, wikiId, user, pathName: location.pathname })
+  const visibleMenu = menu.filter ((item): item is MenuVisibleItem => item.visible ?? true)
+  const activeIdx =
+      visibleMenu.findIndex (item => location.pathname.startsWith (item.base || item.to))

  const prevActiveIdxRef = useRef<number> (activeIdx)

@@ -119,28 +137,24 @@ export default (({ user }: Props) => {
  const dir = dirRef.current

  useLayoutEffect (() => {
-    if (activeIdx < 0)
-      return
-
-    const raf = requestAnimationFrame (measure)
-    const onResize = () => requestAnimationFrame (measure)
+    const raf = requestAnimationFrame (() => measure (moreVsbl ? -1 : activeIdx))
+    const onResize = () => requestAnimationFrame (() => measure (moreVsbl ? -1 : activeIdx))

    addEventListener ('resize', onResize)
    return () => {
      cancelAnimationFrame (raf)
      removeEventListener ('resize', onResize)
    }
-  }, [activeIdx])
+  })

  useEffect (() => {
    const unsubscribe = WikiIdBus.subscribe (setWikiId)
    return () => unsubscribe ()
-  }, [])
+  }, [activeIdx])

  useEffect (() => {
    setMenuOpen (false)
-    setOpenItemIdx (menu.findIndex (item => (
-	location.pathname.startsWith (item.base || item.to))))
+    setOpenItemIdx (activeIdx)
  }, [location])

  return (
@@ -167,17 +181,39 @@ export default (({ user }: Props) => {
 			    transform:  `translateX(${ hl.left }px)`,
 			    opacity:    hl.visible ? 1 : 0 }}/>

-	      {menu.map ((item, i) => (
-		  <PrefetchLink
-		      key={i}
-		      to={item.to}
-		      ref={(el: (HTMLAnchorElement | null)) => {
-			itemsRef.current[i] = el
-		      }}
-		      className={cn ('relative z-10 flex h-full items-center px-5',
-				     (i === openItemIdx) && 'font-bold')}>
-		    {item.name}
-		  </PrefetchLink>))}
+	      {visibleMenu.map ((item, i) => (
+		  <motion.div
+		      key={item.to}
+		      layoutId={`menu-${ item.name }`}
+		      animate={{ opacity: moreVsbl ? 0 : 1 }}
+		      transition={{ opacity: { duration: .12 },
+				    layout: { duration: .2, ease: 'easeOut' } }}
+		      style={{ pointerEvents: moreVsbl ? 'none' : 'auto' }}
+		      onMouseEnter={() => setMoreVsbl (false)}>
+		    <PrefetchLink
+			to={item.to}
+			ref={(el: (HTMLAnchorElement | null)) => {
+			  itemsRef.current[i] = el
+			}}
+			className={cn ('relative z-10 flex h-full items-center px-5',
+				       (i === openItemIdx) && 'font-bold')}>
+		      {item.name}
+		    </PrefetchLink>
+		  </motion.div>))}
+	      <PrefetchLink
+		  to="/more"
+		  ref={(el: (HTMLAnchorElement | null)) => {
+		    itemsRef.current[visibleMenu.length] = el
+		  }}
+		  onClick={() => setMoreVsbl (false)}
+		  onMouseEnter={() => {
+		    setMoreVsbl (true)
+		    measure (-1)
+		  }}
+		  className={cn ('relative z-10 flex h-full items-center px-5',
+				 (openItemIdx < 0 || moreVsbl) && 'font-bold')}>
+		その他 &raquo;
+	      </PrefetchLink>
 	    </div>
 	  </div>

@@ -195,36 +231,115 @@ export default (({ user }: Props) => {
 	  </a>
 	</nav>

-	<div className="relative hidden md:flex bg-yellow-200 dark:bg-red-950
-			items-center w-full min-h-[40px] overflow-hidden">
-	  <AnimatePresence initial={false} custom={dir}>
-	    <motion.div
-		key={activeIdx}
-		custom={dir}
-		variants={{ enter: (d: -1 | 1) => ({ y: d * 24, opacity: 0 }),
-			    centre: { y: 0, opacity: 1 },
-			    exit: (d: -1 | 1) => ({ y: (-d) * 24, opacity: 0 }) }}
-		className="absolute inset-0 flex items-center px-3"
-		initial="enter"
-		animate="centre"
-		exit="exit"
-		transition={{ duration: .2, ease: 'easeOut' }}>
-	      {(menu[activeIdx]?.subMenu ?? [])
-	       .filter (item => item.visible ?? true)
-	       .map ((item, i) => (
-		  'component' in item
-		  ? <Fragment key={`c-${ i }`}>{item.component}</Fragment>
-		  : (
-		      <PrefetchLink
-			  key={`l-${ i }`}
-			  to={item.to}
-			  target={item.to.slice (0, 2) === '//' ? '_blank' : undefined}
-			  className="h-full flex items-center px-3">
-			{item.name}
-		      </PrefetchLink>)))}
-	    </motion.div>
-	  </AnimatePresence>
-	</div>
+	<AnimatePresence initial={false}>
+	  <motion.div
+	      key="submenu-shell"
+	      layout
+	      className="relative hidden md:block overflow-hidden
+			 bg-yellow-200 dark:bg-red-950"
+	      style={{ height: moreVsbl ? 40 * menu.length : (activeIdx < 0 ? 0 : 40) }}
+	      onMouseLeave={() => {
+		if (moreVsbl)
+		  setMoreVsbl (false)
+	      }}
+	      transition={{ layout: { duration: .2, ease: 'easeOut' } }}
+	      onAnimationComplete={() => {
+		measure (moreVsbl ? -1 : activeIdx)
+	      }}>
+	  {moreVsbl
+	   ? (
+	      menu.map ((item, i) => (
+		  <div key={i} className="relative h-[40px]">
+		    <div className="absolute inset-0 flex items-center px-3">
+		      <motion.div
+			  transition={{ duration: .2, ease: 'easeOut' }}
+			  {...((item.visible ?? true)
+			       ? { layoutId: `menu-${ item.name }` }
+			       : { initial: { x: 40, y: -40, opacity: 0 },
+				   animate: { x: 0, y: 0, opacity: 1 },
+				   exit: { x: 40, y: -40, opacity: 0 } })}
+			  className="z-10 h-full flex items-center px-3 font-bold w-24">
+			<h2>{item.name}</h2>
+		      </motion.div>
+		      {item.subMenu
+		       .filter (subItem => subItem.visible ?? true)
+		       .map ((subItem, j) => (
+			  'component' in subItem
+			  ? (
+			      <motion.div
+				  key={`c-${ i }-${ j }`}
+				  transition={{ duration: .2, ease: 'easeOut' }}
+				  {...((visibleMenu[activeIdx]?.name
+					=== item.name)
+				       ? { layoutId: `submenu-${ item.name }-${ j }` }
+				       : { initial: { y: -40, opacity: 0 },
+					   animate: { y: 0, opacity: 1 },
+					   exit: { y: -40, opacity: 0 } })}>
+				{subItem.component}
+			      </motion.div>)
+			  : (
+			      <motion.div
+				  key={`l-${ i }-${ j }`}
+				  transition={{ duration: .2, ease: 'easeOut' }}
+				  {...((visibleMenu[activeIdx]?.name
+					=== item.name)
+				       ? { layoutId: `submenu-${ item.name }-${ j }` }
+				       : { initial: { y: -40, opacity: 0 },
+					   animate: { y: 0, opacity: 1 },
+					   exit: { y: -40, opacity: 0 } })}>
+				<PrefetchLink
+				    to={subItem.to}
+				    target={subItem.to.slice (0, 2) === '//' ? '_blank' : undefined}
+				    onClick={() => setMoreVsbl (false)}
+				    className="h-full flex items-center px-3">
+				  {subItem.name}
+				</PrefetchLink>
+			      </motion.div>)))}
+		    </div>
+		  </div>)))
+	   : ((visibleMenu[activeIdx]?.subMenu ?? []).length > 0
+	      && (
+		  <div className="relative h-[40px]">
+		    <AnimatePresence initial={false} custom={dir}>
+		      <motion.div
+			  key={activeIdx}
+			  custom={dir}
+			  variants={{ enter: (d: -1 | 1) => ({ y: d * 24, opacity: 0 }),
+				      centre: { y: 0, opacity: 1 },
+				      exit: (d: -1 | 1) => ({ y: (-d) * 24, opacity: 0 }) }}
+			  className="absolute inset-0 flex items-center px-3"
+			  initial="enter"
+			  animate="centre"
+			  exit="exit"
+			  transition={{ duration: .2, ease: 'easeOut' }}>
+			{(visibleMenu[activeIdx]?.subMenu ?? [])
+			 .filter (item => item.visible ?? true)
+			 .map ((item, i) => (
+			    'component' in item
+			    ? (
+				<motion.div
+				    key={`c-${ i }`}
+				    transition={{ layout: { duration: .2, ease: 'easeOut' } }}
+				    layoutId={`submenu-${ visibleMenu[activeIdx].name }-${ i }`}>
+				  {item.component}
+				</motion.div>)
+			    : (
+				<motion.div
+				    key={`l-${ i }`}
+				    transition={{ layout: { duration: .2, ease: 'easeOut' } }}
+				    layoutId={`submenu-${ visibleMenu[activeIdx].name }-${ i }`}>
+				  <PrefetchLink
+				      to={item.to}
+				      target={item.to.slice (0, 2) === '//' ? '_blank' : undefined}
+				      className="h-full flex items-center px-3">
+				    {item.name}
+				  </PrefetchLink>
+				</motion.div>)))}
+		      </motion.div>
+		    </AnimatePresence>
+		  </div>))}
+	  </motion.div>
+	</AnimatePresence>

 	<AnimatePresence initial={false}>
 	  {menuOpen && (
@@ -241,7 +356,7 @@ export default (({ user }: Props) => {
 		  exit="closed"
 		  transition={{ duration: .2, ease: 'easeOut' }}>
 		<Separator/>
-		{menu.map ((item, i) => (
+		{visibleMenu.map ((item, i) => (
 		    <Fragment key={i}>
 		      <PrefetchLink
 			  to={i === openItemIdx ? item.to : '#'}
@@ -294,6 +409,16 @@ export default (({ user }: Props) => {
 			    </motion.div>)}
 		      </AnimatePresence>
 		    </Fragment>))}
+		<PrefetchLink
+		    to="/more"
+		    ref={(el: (HTMLAnchorElement | null)) => {
+		      itemsRef.current[visibleMenu.length] = el
+		    }}
+		    className={cn ('w-full min-h-[40px] flex items-center pl-8',
+				   ((openItemIdx < 0)
+				    && 'font-bold bg-yellow-50 dark:bg-red-950'))}>
+		  その他 &raquo;
+		</PrefetchLink>
 		<TopNavUser user={user} sp/>
 		<Separator/>
 	      </motion.div>)}