Fix playlists route matching /play and improve playlists page UI

- Add isPlayerRoute() so /playlists no longer hides header and bottom nav
- Add mobile back navigation for playlists, favourites, and history
- Redesign PlaylistsPage with PageHeader, empty state, and card list

Co-authored-by: truewhile <truewhile@users.noreply.github.com>

web/src/components/Layout.tsx

@@ -8,7 +8,7 @@ import {
   LayoutWorkspace,
 } from './LayoutSections'
 import { MobileBottomNav } from './MobileBottomNav'
-import { shouldShowMobileBottomNav } from './layoutNavigation'
+import { isPlayerRoute, shouldShowMobileBottomNav } from './layoutNavigation'
 import { useLayoutPermissions } from './useLayoutPermissions'
 import { useLayoutProfiles } from './useLayoutProfiles'
 import { useLayoutSidebar } from './useLayoutSidebar'
@@ -26,7 +26,7 @@ function isMediaView(pathname: string, search: string): boolean {
     pathname === '/libraries' ||
     pathname.startsWith('/library') ||
     pathname.startsWith('/media') ||
-    pathname.startsWith('/play') ||
+    isPlayerRoute(pathname) ||
     pathname === '/favourites' ||
     pathname === '/playlists' ||
     pathname.startsWith('/playlist') ||
@@ -52,7 +52,7 @@ export function Layout() {
 
   const showSidebar = !isMediaView(location.pathname, location.search)
   const hideSearch = location.pathname.startsWith('/settings')
-  const isPlayPage = location.pathname.startsWith('/play')
+  const isPlayPage = isPlayerRoute(location.pathname)
   const showMobileBottomNav = shouldShowMobileBottomNav(location.pathname)
 
   return (

web/src/components/LayoutSections.tsx

@@ -3,6 +3,7 @@ import { AnimatePresence, motion } from 'framer-motion'
 import clsx from 'clsx'
 
 import { LayoutSidebarContent, type LayoutSidebarContentProps } from './LayoutSidebarContent'
+import { isPlayerRoute } from './layoutNavigation'
 import { RouteErrorBoundary } from './RouteErrorBoundary'
 import type { useLayoutSidebar } from './useLayoutSidebar'
 
@@ -125,7 +126,7 @@ export function LayoutWorkspace({ routeKey, showMobileBottomNav = false }: Layou
     ? 'pb-[calc(3.75rem+env(safe-area-inset-bottom,0px))] lg:pb-10'
     : ''
 
-  if (routeKey.startsWith('/play')) {
+  if (isPlayerRoute(routeKey)) {
     return (
       <main className="flex flex-1 h-full w-full overflow-hidden">
         <RouteErrorBoundary>

web/src/components/layoutNavigation.ts

@@ -76,6 +76,11 @@ export const MOBILE_BOTTOM_NAV_ITEMS: MobileBottomNavItem[] = [
 
 const ROOT_MEDIA_PATHS = new Set(['/', '/libraries', '/favourites', '/playlists', '/history'])
 
+/** True only for the fullscreen player route (`/play` or `/play/:id`), not `/playlists`. */
+export function isPlayerRoute(pathname: string): boolean {
+  return pathname === '/play' || pathname.startsWith('/play/')
+}
+
 export function isRootMediaPath(pathname: string): boolean {
   return ROOT_MEDIA_PATHS.has(pathname)
 }
@@ -84,6 +89,9 @@ export function resolveHeaderBack(pathname: string): HeaderBackTarget | null {
   if (pathname.startsWith('/library/')) {
     return { to: '/libraries', label: '媒体库' }
   }
+  if (pathname === '/playlists' || pathname === '/favourites' || pathname === '/history') {
+    return { to: '/', label: '首页' }
+  }
   if (pathname.startsWith('/playlist/')) {
     return { to: '/playlists', label: '播放列表' }
   }
@@ -118,7 +126,7 @@ export function resolveHeaderBack(pathname: string): HeaderBackTarget | null {
 }
 
 export function shouldShowMobileBottomNav(pathname: string): boolean {
-  if (pathname.startsWith('/play')) return false
+  if (isPlayerRoute(pathname)) return false
   return (
     pathname === '/' ||
     pathname === '/libraries' ||

web/src/pages/PlaylistsPage.tsx

@@ -1,18 +1,18 @@
 import { FormEvent, useEffect, useState } from 'react'
 import { Link } from 'react-router-dom'
-import { ListPlus, Trash2 } from 'lucide-react'
+import { ChevronRight, ListMusic, ListPlus, Trash2 } from 'lucide-react'
 import toast from 'react-hot-toast'
 
 import { playbackAPI } from '../api/playback'
 import { confirmAction } from '../components/confirmAction'
+import { PageHeader } from '../components/PageHeader'
 import type { Playlist } from '../types'
 
-// Landing page for playlists. Lists every playlist owned by the current
-// user and lets them create / delete one.
 export function PlaylistsPage() {
   const [items, setItems] = useState<Playlist[]>([])
   const [name, setName] = useState('')
   const [loading, setLoading] = useState(true)
+  const [creating, setCreating] = useState(false)
 
   const refresh = () =>
     playbackAPI
@@ -26,67 +26,124 @@ export function PlaylistsPage() {
 
   const onCreate = async (e: FormEvent) => {
     e.preventDefault()
+    const trimmed = name.trim()
+    if (!trimmed) return
+
+    setCreating(true)
     try {
-      await playbackAPI.createPlaylist(name)
+      await playbackAPI.createPlaylist(trimmed)
       toast.success('已创建')
       setName('')
       await refresh()
     } catch {
       toast.error('创建失败')
+    } finally {
+      setCreating(false)
     }
   }
 
+  const isEmpty = !loading && items.length === 0
+
   return (
     <div className="space-y-6">
-      <h1 className="font-display text-3xl font-bold text-ink-600">播放列表</h1>
+      <PageHeader
+        title="播放列表"
+        description="整理你想稍后观看的影片，随时继续播放"
+      />
 
-      <form onSubmit={onCreate} className="glass-panel grid gap-3 md:grid-cols-[1fr_auto]">
+      <form
+        onSubmit={onCreate}
+        className="glass-panel flex flex-col gap-3 sm:flex-row sm:items-center"
+      >
         <input
           required
-          className="input-base"
+          className="input-base min-w-0 flex-1"
           placeholder="新播放列表名称"
           value={name}
           onChange={(e) => setName(e.target.value)}
+          disabled={creating}
         />
-        <button type="submit" className="neon-button">
-          <ListPlus size={16} /> 新建
+        <button type="submit" className="neon-button shrink-0" disabled={creating}>
+          <ListPlus size={16} />
+          {creating ? '创建中…' : '新建'}
         </button>
       </form>
 
-      {loading && <p className="text-sand-500">加载中…</p>}
-      {!loading && items.length === 0 && <p className="text-ink-50">还没有任何播放列表。</p>}
+      {loading && (
+        <div className="flex items-center gap-2 py-8 text-ink-50">
+          <span className="inline-block h-4 w-4 animate-spin rounded-full border-2 border-primary-400 border-t-transparent" />
+          加载中…
+        </div>
+      )}
 
-      <div className="grid gap-3 md:grid-cols-2 lg:grid-cols-3">
-        {items.map((p) => (
-          <div
-            key={p.id}
-            className="glass-panel flex items-center justify-between !p-4"
-          >
-            <Link
-              to={`/playlist/${p.id}`}
-              className="font-medium text-ink-600 transition hover:text-brand-500"
-            >
-              {p.name}
-              {p.is_public && (
-                <span className="ml-2 rounded-lg border border-primary-400/40 px-1.5 py-0.5 text-xs text-brand-500">
-                  public
-                </span>
-              )}
-            </Link>
-            <button
-              onClick={async () => {
-                if (!(await confirmAction({ title: '删除播放列表', message: `删除「${p.name}」?`, confirmText: '删除' }))) return
-                await playbackAPI.deletePlaylist(p.id)
-                toast.success('已删除')
-                await refresh()
-              }}
-              className="rounded-lg border border-red-400/40 px-2 py-1 text-xs text-red-400 hover:bg-red-400/10"
-            >
-              <Trash2 size={12} />
-            </button>
+      {isEmpty && (
+        <div className="glass-panel flex flex-col items-center gap-4 p-10 text-center">
+          <div className="flex h-14 w-14 items-center justify-center rounded-2xl bg-primary-400/10 text-brand-500">
+            <ListMusic size={28} />
           </div>
-        ))}
-      </div>
+          <div className="space-y-1">
+            <p className="text-lg font-medium text-ink-100">还没有任何播放列表</p>
+            <p className="text-sm text-sand-500">
+              在上方输入名称创建列表，或在媒体详情页点击「加入播放列表」
+            </p>
+          </div>
+        </div>
+      )}
+
+      {items.length > 0 && (
+        <div className="grid gap-3 sm:grid-cols-2 lg:grid-cols-3">
+          {items.map((p) => (
+            <div
+              key={p.id}
+              className="glass-panel group flex items-center gap-3 !p-4 transition hover:border-primary-400/30"
+            >
+              <Link
+                to={`/playlist/${p.id}`}
+                className="flex min-w-0 flex-1 items-center gap-3"
+              >
+                <div className="flex h-11 w-11 shrink-0 items-center justify-center rounded-xl bg-primary-400/10 text-brand-500 transition group-hover:bg-primary-400/20">
+                  <ListMusic size={20} />
+                </div>
+                <div className="min-w-0 flex-1">
+                  <p className="truncate font-medium text-ink-600 transition group-hover:text-brand-500">
+                    {p.name}
+                  </p>
+                  {p.is_public && (
+                    <span className="mt-0.5 inline-block rounded-md border border-primary-400/40 px-1.5 py-0.5 text-[10px] uppercase tracking-wide text-brand-500">
+                      公开
+                    </span>
+                  )}
+                </div>
+                <ChevronRight
+                  size={18}
+                  className="shrink-0 text-sand-500 transition group-hover:text-brand-500"
+                />
+              </Link>
+              <button
+                type="button"
+                onClick={async () => {
+                  if (
+                    !(await confirmAction({
+                      title: '删除播放列表',
+                      message: `删除「${p.name}」?`,
+                      confirmText: '删除',
+                    }))
+                  ) {
+                    return
+                  }
+                  await playbackAPI.deletePlaylist(p.id)
+                  toast.success('已删除')
+                  await refresh()
+                }}
+                className="shrink-0 rounded-lg border border-red-400/40 p-2 text-red-400 transition hover:bg-red-400/10"
+                title="删除播放列表"
+              >
+                <Trash2 size={14} />
+              </button>
+            </div>
+          ))}
+        </div>
+      )}
     </div>
   )
 }