fix: 重命名BgmMixConfig类型避免与组件名冲突

主文件 273→120 行（-56%），拆分为：
- useBgmSelector: 列表加载、搜索、分类、试听逻辑
- BgmItem: 单个 BGM 列表项
- BgmMixConfig: 混音配置面板
- index: 组合入口 + Drawer 布局

导入路径保持向后兼容

apps/web/src/api/templates.ts

@@ -0,0 +1,168 @@
+/**
+ * 模板相关 API
+ * 对接后端模板管理接口：
+ * - GET  /api/v1/templates              — 模板列表（分页/筛选）
+ * - GET  /api/v1/templates/{id}         — 模板详情
+ * - POST /api/v1/templates/{id}/copy    — 复制模板
+ * - POST /api/v1/templates/{id}/generate — 从模板生成
+ * - POST /api/v1/templates/{id}/toggle-favorite — 收藏/取消收藏
+ */
+import apiClient from "./client"
+import type { TitleConfig, SubtitleConfig, BgmConfig } from "./editing-planner"
+import type { EditPlanConfig } from "./template-editor"
+
+/* ──────────── 类型定义 ──────────── */
+
+/** 模板条目（后端 TemplateResponse） */
+export interface TemplateItem {
+  id: string
+  user_id?: string
+  name: string
+  description?: string
+  mode?: string
+  category: string
+  tags?: string[]
+  /** 预估时长（后端字段名 estimated_duration） */
+  estimated_duration?: number
+  /** @deprecated 后端已改名为 estimated_duration，保留兼容 */
+  target_duration?: number
+  clip_count?: number
+  /** 使用次数 */
+  usage_count?: number
+  thumbnail_url?: string
+  preview_url?: string
+  is_active?: boolean
+  is_favorite?: boolean
+  /** 素材规则（片段配置） */
+  segments?: TemplateSegment[]
+  /** 字幕样式 */
+  subtitle_config?: SubtitleConfig
+  /** BGM 配置 */
+  bgm_config?: BgmConfig
+  /** 标题配置 */
+  title_config?: TitleConfig
+  /** 视频比例 */
+  aspect_ratio?: string
+  created_at?: string
+  updated_at?: string
+}
+
+/** 模板片段（素材规则） */
+export interface TemplateSegment {
+  id?: string
+  segment_order: number
+  duration_min: number
+  duration_max: number
+  material_type: string | null
+  description?: string
+}
+
+/** 模板列表查询参数 */
+export interface TemplateListParams {
+  page?: number
+  page_size?: number
+  category?: string
+  tags?: string
+  keyword?: string
+  /** 时长筛选（秒）：short < 30, medium 30-120, long > 120 */
+  duration_range?: "short" | "medium" | "long"
+}
+
+/** 模板列表分页响应 */
+export interface TemplateListResponse {
+  items: TemplateItem[]
+  total: number
+  page: number
+  page_size: number
+}
+
+/** 从模板生成请求 */
+export interface GenerateFromTemplateRequest {
+  asset_ids?: string[]
+  name?: string
+  config?: EditPlanConfig
+}
+
+/** 从模板生成响应 */
+export interface GenerateFromTemplateResponse {
+  plan_id: string
+  template_id: string
+  status: string
+  name: string
+}
+
+/** 复制模板响应 */
+export interface CopyTemplateResponse {
+  id: string
+  name: string
+  source_template_id: string
+}
+
+/* ──────────── API 函数 ──────────── */
+
+/** 获取模板列表（支持分页和筛选） */
+export const getTemplates = async (params?: TemplateListParams): Promise<TemplateListResponse> => {
+  const { data } = await apiClient.get<TemplateListResponse>("/templates", {
+    params,
+  })
+  return data
+}
+
+/** 获取模板列表（兼容旧接口，返回数组） */
+export const getTemplatesList = async (): Promise<TemplateItem[]> => {
+  const response = await apiClient.get("/templates")
+  return response.data.items || response.data || []
+}
+
+/** 获取单个模板详情 */
+export const getTemplate = async (templateId: string): Promise<TemplateItem> => {
+  const response = await apiClient.get(`/templates/${templateId}`)
+  return response.data
+}
+
+/** 收藏 / 取消收藏模板 */
+export const toggleFavoriteTemplate = async (
+  templateId: string,
+): Promise<{ is_favorite: boolean }> => {
+  const response = await apiClient.post(`/templates/${templateId}/toggle-favorite`)
+  return response.data
+}
+
+/** 复制模板（创建副本到我的模板） */
+export const copyTemplate = async (templateId: string): Promise<CopyTemplateResponse> => {
+  const response = await apiClient.post<CopyTemplateResponse>(`/templates/${templateId}/copy`)
+  return response.data
+}
+
+/** 从模板生成 */
+export const generateFromTemplate = async (
+  templateId: string,
+  data?: GenerateFromTemplateRequest,
+): Promise<GenerateFromTemplateResponse> => {
+  const response = await apiClient.post<GenerateFromTemplateResponse>(
+    `/templates/${templateId}/generate`,
+    data,
+  )
+  return response.data
+}
+
+/* ──────────── 常量 ──────────── */
+
+/** 模板分类选项 */
+export const TEMPLATE_CATEGORY_OPTIONS = [
+  { value: "", label: "全部分类" },
+  { value: "口播", label: "口播" },
+  { value: "种草", label: "种草" },
+  { value: "产品", label: "产品" },
+  { value: "品牌", label: "品牌" },
+  { value: "混剪", label: "混剪" },
+  { value: "Vlog", label: "Vlog" },
+]
+
+/** 时长筛选选项 */
+export const TEMPLATE_DURATION_OPTIONS = [
+  { value: "", label: "全部时长" },
+  { value: "short", label: "30秒以内" },
+  { value: "medium", label: "30秒-2分钟" },
+  { value: "long", label: "2分钟以上" },
+]

apps/web/src/api/templates/constants.ts

@@ -1,22 +0,0 @@
-/**
- * 模板相关常量
- */
-
-/** 模板分类选项 */
-export const TEMPLATE_CATEGORY_OPTIONS = [
-  { value: "", label: "全部分类" },
-  { value: "口播", label: "口播" },
-  { value: "种草", label: "种草" },
-  { value: "产品", label: "产品" },
-  { value: "品牌", label: "品牌" },
-  { value: "混剪", label: "混剪" },
-  { value: "Vlog", label: "Vlog" },
-]
-
-/** 时长筛选选项 */
-export const TEMPLATE_DURATION_OPTIONS = [
-  { value: "", label: "全部时长" },
-  { value: "short", label: "30秒以内" },
-  { value: "medium", label: "30秒-2分钟" },
-  { value: "long", label: "2分钟以上" },
-]

apps/web/src/api/templates/index.ts

@@ -1,28 +0,0 @@
-/**
- * 模板相关 API — 目录化入口
- * 保持与原 templates.ts 相同导出，向后兼容
- */
-
-// 类型
-export type {
-  TemplateItem,
-  TemplateSegment,
-  TemplateListParams,
-  TemplateListResponse,
-  GenerateFromTemplateRequest,
-  GenerateFromTemplateResponse,
-  CopyTemplateResponse,
-} from "./types"
-
-// 常量
-export { TEMPLATE_CATEGORY_OPTIONS, TEMPLATE_DURATION_OPTIONS } from "./constants"
-
-// API 函数
-export {
-  getTemplates,
-  getTemplatesList,
-  getTemplate,
-  toggleFavoriteTemplate,
-  copyTemplate,
-  generateFromTemplate,
-} from "./templates"

apps/web/src/api/templates/templates.ts

@@ -1,59 +0,0 @@
-/**
- * 模板相关 API 函数
- * 对接后端模板管理接口
- */
-import apiClient from "../client"
-import type {
-  CopyTemplateResponse,
-  GenerateFromTemplateRequest,
-  GenerateFromTemplateResponse,
-  TemplateItem,
-  TemplateListParams,
-  TemplateListResponse,
-} from "./types"
-
-/** 获取模板列表（支持分页和筛选） */
-export const getTemplates = async (params?: TemplateListParams): Promise<TemplateListResponse> => {
-  const { data } = await apiClient.get<TemplateListResponse>("/templates", {
-    params,
-  })
-  return data
-}
-
-/** 获取模板列表（兼容旧接口，返回数组） */
-export const getTemplatesList = async (): Promise<TemplateItem[]> => {
-  const response = await apiClient.get("/templates")
-  return response.data.items || response.data || []
-}
-
-/** 获取单个模板详情 */
-export const getTemplate = async (templateId: string): Promise<TemplateItem> => {
-  const response = await apiClient.get(`/templates/${templateId}`)
-  return response.data
-}
-
-/** 收藏 / 取消收藏模板 */
-export const toggleFavoriteTemplate = async (
-  templateId: string,
-): Promise<{ is_favorite: boolean }> => {
-  const response = await apiClient.post(`/templates/${templateId}/toggle-favorite`)
-  return response.data
-}
-
-/** 复制模板（创建副本到我的模板） */
-export const copyTemplate = async (templateId: string): Promise<CopyTemplateResponse> => {
-  const response = await apiClient.post<CopyTemplateResponse>(`/templates/${templateId}/copy`)
-  return response.data
-}
-
-/** 从模板生成 */
-export const generateFromTemplate = async (
-  templateId: string,
-  data?: GenerateFromTemplateRequest,
-): Promise<GenerateFromTemplateResponse> => {
-  const response = await apiClient.post<GenerateFromTemplateResponse>(
-    `/templates/${templateId}/generate`,
-    data,
-  )
-  return response.data
-}

apps/web/src/api/templates/types.ts

@@ -1,90 +0,0 @@
-/**
- * 模板相关类型定义
- */
-import type { TitleConfig, SubtitleConfig, BgmConfig } from "../editing-planner"
-import type { EditPlanConfig } from "../template-editor"
-
-/** 模板条目（后端 TemplateResponse） */
-export interface TemplateItem {
-  id: string
-  user_id?: string
-  name: string
-  description?: string
-  mode?: string
-  category: string
-  tags?: string[]
-  /** 预估时长（后端字段名 estimated_duration） */
-  estimated_duration?: number
-  /** @deprecated 后端已改名为 estimated_duration，保留兼容 */
-  target_duration?: number
-  clip_count?: number
-  /** 使用次数 */
-  usage_count?: number
-  thumbnail_url?: string
-  preview_url?: string
-  is_active?: boolean
-  is_favorite?: boolean
-  /** 素材规则（片段配置） */
-  segments?: TemplateSegment[]
-  /** 字幕样式 */
-  subtitle_config?: SubtitleConfig
-  /** BGM 配置 */
-  bgm_config?: BgmConfig
-  /** 标题配置 */
-  title_config?: TitleConfig
-  /** 视频比例 */
-  aspect_ratio?: string
-  created_at?: string
-  updated_at?: string
-}
-
-/** 模板片段（素材规则） */
-export interface TemplateSegment {
-  id?: string
-  segment_order: number
-  duration_min: number
-  duration_max: number
-  material_type: string | null
-  description?: string
-}
-
-/** 模板列表查询参数 */
-export interface TemplateListParams {
-  page?: number
-  page_size?: number
-  category?: string
-  tags?: string
-  keyword?: string
-  /** 时长筛选（秒）：short < 30, medium 30-120, long > 120 */
-  duration_range?: "short" | "medium" | "long"
-}
-
-/** 模板列表分页响应 */
-export interface TemplateListResponse {
-  items: TemplateItem[]
-  total: number
-  page: number
-  page_size: number
-}
-
-/** 从模板生成请求 */
-export interface GenerateFromTemplateRequest {
-  asset_ids?: string[]
-  name?: string
-  config?: EditPlanConfig
-}
-
-/** 从模板生成响应 */
-export interface GenerateFromTemplateResponse {
-  plan_id: string
-  template_id: string
-  status: string
-  name: string
-}
-
-/** 复制模板响应 */
-export interface CopyTemplateResponse {
-  id: string
-  name: string
-  source_template_id: string
-}

apps/web/src/pages/editing-planner/components/BgmSelector.tsx

@@ -1,273 +1,5 @@
 /**
- * BGM 选择器 — Drawer 形式
- * 预设 BGM 列表（按风格分类）、搜索、试听、音量/淡入淡出/人声闪避配置
+ * BGM 选择器入口（向后兼容）
+ * 实际实现位于 ./bgm-selector/ 目录
  */
-import React, { useState, useRef, useCallback, useEffect } from "react"
-import { Drawer, Slider, Input, Tag, message } from "antd"
-import {
-  getBgmPresets,
-  type BgmPreset,
-  type BgmCategory,
-  type BgmMixConfig,
-  DEFAULT_BGM_MIX_CONFIG,
-} from "@/api/bgm"
-
-const { Search } = Input
-
-/* ──────────── 分类标签 ──────────── */
-const CATEGORY_LIST: {
-  key: BgmCategory | "all"
-  label: string
-  icon: string
-}[] = [
-  { key: "all", label: "全部", icon: "🎶" },
-  { key: "轻快", label: "轻快", icon: "🎉" },
-  { key: "治愈", label: "治愈", icon: "🌿" },
-  { key: "科技", label: "科技", icon: "🔬" },
-  { key: "电商", label: "电商", icon: "🛒" },
-]
-
-/* ──────────── Props ──────────── */
-interface BgmSelectorProps {
-  open: boolean
-  onClose: () => void
-  config: BgmMixConfig
-  onChange: (config: BgmMixConfig) => void
-}
-
-const BgmSelector: React.FC<BgmSelectorProps> = ({ open, onClose, config, onChange }) => {
-  const [presets, setPresets] = useState<BgmPreset[]>([])
-  const [loading, setLoading] = useState(false)
-  const [activeCategory, setActiveCategory] = useState<BgmCategory | "all">("all")
-  const [keyword, setKeyword] = useState("")
-  const [previewingId, setPreviewingId] = useState<string | null>(null)
-
-  const audioRef = useRef<HTMLAudioElement | null>(null)
-
-  /* ── 加载 BGM 列表 ── */
-  const loadPresets = useCallback(async () => {
-    setLoading(true)
-    try {
-      const params: { category?: string; keyword?: string } = {}
-      if (activeCategory !== "all") params.category = activeCategory
-      if (keyword.trim()) params.keyword = keyword.trim()
-      const data = await getBgmPresets(params)
-      setPresets(data)
-    } catch {
-      message.error("加载 BGM 列表失败")
-    } finally {
-      setLoading(false)
-    }
-  }, [activeCategory, keyword])
-
-  useEffect(() => {
-    if (open) loadPresets()
-  }, [open, loadPresets])
-
-  /* ── 试听 ── */
-  const handlePreview = useCallback(
-    (bgm: BgmPreset) => {
-      if (previewingId === bgm.id) {
-        audioRef.current?.pause()
-        setPreviewingId(null)
-        return
-      }
-      audioRef.current?.pause()
-      const audio = new Audio(bgm.url)
-      audioRef.current = audio
-      audio.play().catch(() => {})
-      audio.onended = () => setPreviewingId(null)
-      setPreviewingId(bgm.id)
-    },
-    [previewingId],
-  )
-
-  /* ── 选中 BGM ── */
-  const handleSelect = useCallback(
-    (bgm: BgmPreset) => {
-      onChange({
-        ...config,
-        enabled: true,
-        music_id: bgm.id,
-      })
-    },
-    [config, onChange],
-  )
-
-  /* ── 关闭时停止播放 ── */
-  const handleClose = useCallback(() => {
-    audioRef.current?.pause()
-    setPreviewingId(null)
-    onClose()
-  }, [onClose])
-
-  /* ── 移除 BGM ── */
-  const handleClear = useCallback(() => {
-    audioRef.current?.pause()
-    setPreviewingId(null)
-    onChange({ ...DEFAULT_BGM_MIX_CONFIG })
-  }, [onChange])
-
-  /* ── 当前选中的 BGM ── */
-  const selectedBgm = presets.find((p) => p.id === config.music_id)
-
-  return (
-    <Drawer
-      title="🎵 BGM 音乐选择"
-      placement="right"
-      width={420}
-      open={open}
-      onClose={handleClose}
-      className="bgm-selector-drawer"
-    >
-      {/* ── 搜索框 ── */}
-      <div className="bgm-search-row">
-        <Search
-          placeholder="搜索 BGM 名称..."
-          allowClear
-          value={keyword}
-          onChange={(e) => setKeyword(e.target.value)}
-          onSearch={() => loadPresets()}
-        />
-      </div>
-
-      {/* ── 分类标签 ── */}
-      <div className="bgm-category-bar">
-        {CATEGORY_LIST.map((cat) => (
-          <Tag
-            key={cat.key}
-            className={`bgm-category-tag${activeCategory === cat.key ? " active" : ""}`}
-            onClick={() => setActiveCategory(cat.key)}
-          >
-            {cat.icon} {cat.label}
-          </Tag>
-        ))}
-      </div>
-
-      {/* ── BGM 列表 ── */}
-      <div className="bgm-list">
-        {loading && <div className="bgm-loading">加载中...</div>}
-        {!loading && presets.length === 0 && <div className="bgm-empty">暂无 BGM 数据</div>}
-        {presets.map((bgm) => {
-          const isSelected = config.music_id === bgm.id
-          const isPlaying = previewingId === bgm.id
-          return (
-            <div
-              key={bgm.id}
-              className={`bgm-item${isSelected ? " selected" : ""}`}
-              onClick={() => handleSelect(bgm)}
-            >
-              <div className="bgm-item-cover">
-                {bgm.cover_url ? (
-                  <img src={bgm.cover_url} alt={bgm.name} />
-                ) : (
-                  <span className="bgm-item-cover-icon">🎵</span>
-                )}
-              </div>
-              <div className="bgm-item-info">
-                <div className="bgm-item-name">{bgm.name}</div>
-                <div className="bgm-item-meta">
-                  <span className="bgm-item-category">{bgm.category}</span>
-                  <span className="bgm-item-duration">
-                    {Math.floor(bgm.duration / 60)}:
-                    {String(Math.floor(bgm.duration % 60)).padStart(2, "0")}
-                  </span>
-                </div>
-                {bgm.tags.length > 0 && (
-                  <div className="bgm-item-tags">
-                    {bgm.tags.slice(0, 3).map((t) => (
-                      <span key={t} className="bgm-item-tag">
-                        {t}
-                      </span>
-                    ))}
-                  </div>
-                )}
-              </div>
-              <button
-                className={`bgm-item-preview-btn${isPlaying ? " playing" : ""}`}
-                onClick={(e) => {
-                  e.stopPropagation()
-                  handlePreview(bgm)
-                }}
-                title={isPlaying ? "暂停" : "试听"}
-              >
-                {isPlaying ? "⏸" : "▶️"}
-              </button>
-              {isSelected && <span className="bgm-item-check">✓</span>}
-            </div>
-          )
-        })}
-      </div>
-
-      {/* ── 混音配置 ── */}
-      {config.enabled && config.music_id && (
-        <div className="bgm-mix-config">
-          <div className="bgm-mix-header">
-            <span>混音配置</span>
-            <button className="bgm-mix-clear" onClick={handleClear}>
-              移除 BGM
-            </button>
-          </div>
-
-          <div className="bgm-mix-selected">
-            {selectedBgm ? `当前：${selectedBgm.name}` : `当前：${config.music_id}`}
-          </div>
-
-          {/* 音量 */}
-          <div className="bgm-mix-field">
-            <label className="bgm-mix-label">
-              音量 <span className="bgm-mix-value">{config.volume}%</span>
-            </label>
-            <Slider
-              min={0}
-              max={100}
-              value={config.volume}
-              onChange={(v) => onChange({ ...config, volume: v })}
-            />
-          </div>
-
-          {/* 淡入 */}
-          <div className="bgm-mix-field">
-            <label className="bgm-mix-label">
-              淡入 <span className="bgm-mix-value">{config.fade_in.toFixed(1)}s</span>
-            </label>
-            <Slider
-              min={0}
-              max={3}
-              step={0.1}
-              value={config.fade_in}
-              onChange={(v) => onChange({ ...config, fade_in: v })}
-            />
-          </div>
-
-          {/* 淡出 */}
-          <div className="bgm-mix-field">
-            <label className="bgm-mix-label">
-              淡出 <span className="bgm-mix-value">{config.fade_out.toFixed(1)}s</span>
-            </label>
-            <Slider
-              min={0}
-              max={3}
-              step={0.1}
-              value={config.fade_out}
-              onChange={(v) => onChange({ ...config, fade_out: v })}
-            />
-          </div>
-
-          {/* 人声闪避 */}
-          <div className="bgm-mix-field bgm-mix-toggle-row">
-            <label className="bgm-mix-label">人声闪避（sidechain）</label>
-            <div
-              className={`ep-toggle${config.voice_dodge ? " active" : ""}`}
-              onClick={() => onChange({ ...config, voice_dodge: !config.voice_dodge })}
-            >
-              <div className="ep-toggle-knob" />
-            </div>
-          </div>
-        </div>
-      )}
-    </Drawer>
-  )
-}
-
-export default BgmSelector
+export { default } from "./bgm-selector"

apps/web/src/pages/editing-planner/components/bgm-selector/BgmItem.tsx

@@ -0,0 +1,66 @@
+import React from "react"
+import type { BgmPreset } from "@/api/bgm"
+
+interface BgmItemProps {
+  bgm: BgmPreset
+  isSelected: boolean
+  isPlaying: boolean
+  onSelect: () => void
+  onPreview: () => void
+}
+
+/**
+ * 单个 BGM 列表项组件
+ */
+export const BgmItem: React.FC<BgmItemProps> = ({
+  bgm,
+  isSelected,
+  isPlaying,
+  onSelect,
+  onPreview,
+}) => {
+  const formatDuration = (seconds: number) => {
+    const mins = Math.floor(seconds / 60)
+    const secs = String(Math.floor(seconds % 60)).padStart(2, "0")
+    return `${mins}:${secs}`
+  }
+
+  return (
+    <div className={`bgm-item${isSelected ? " selected" : ""}`} onClick={onSelect}>
+      <div className="bgm-item-cover">
+        {bgm.cover_url ? (
+          <img src={bgm.cover_url} alt={bgm.name} />
+        ) : (
+          <span className="bgm-item-cover-icon">🎵</span>
+        )}
+      </div>
+      <div className="bgm-item-info">
+        <div className="bgm-item-name">{bgm.name}</div>
+        <div className="bgm-item-meta">
+          <span className="bgm-item-category">{bgm.category}</span>
+          <span className="bgm-item-duration">{formatDuration(bgm.duration)}</span>
+        </div>
+        {bgm.tags.length > 0 && (
+          <div className="bgm-item-tags">
+            {bgm.tags.slice(0, 3).map((t) => (
+              <span key={t} className="bgm-item-tag">
+                {t}
+              </span>
+            ))}
+          </div>
+        )}
+      </div>
+      <button
+        className={`bgm-item-preview-btn${isPlaying ? " playing" : ""}`}
+        onClick={(e) => {
+          e.stopPropagation()
+          onPreview()
+        }}
+        title={isPlaying ? "暂停" : "试听"}
+      >
+        {isPlaying ? "⏸" : "▶️"}
+      </button>
+      {isSelected && <span className="bgm-item-check">✓</span>}
+    </div>
+  )
+}

apps/web/src/pages/editing-planner/components/bgm-selector/BgmMixConfig.tsx

@@ -0,0 +1,88 @@
+import React from "react"
+import { Slider } from "antd"
+import type { BgmMixConfig as BgmMixConfigType, BgmPreset } from "@/api/bgm"
+
+interface BgmMixConfigProps {
+  config: BgmMixConfigType
+  selectedBgm: BgmPreset | undefined
+  onChange: (config: BgmMixConfigType) => void
+  onClear: () => void
+}
+
+/**
+ * BGM 混音配置面板
+ * 音量、淡入淡出、人声闪避等设置
+ */
+export const BgmMixConfig: React.FC<BgmMixConfigProps> = ({
+  config,
+  selectedBgm,
+  onChange,
+  onClear,
+}) => {
+  return (
+    <div className="bgm-mix-config">
+      <div className="bgm-mix-header">
+        <span>混音配置</span>
+        <button className="bgm-mix-clear" onClick={onClear}>
+          移除 BGM
+        </button>
+      </div>
+
+      <div className="bgm-mix-selected">
+        {selectedBgm ? `当前：${selectedBgm.name}` : `当前：${config.music_id}`}
+      </div>
+
+      {/* 音量 */}
+      <div className="bgm-mix-field">
+        <label className="bgm-mix-label">
+          音量 <span className="bgm-mix-value">{config.volume}%</span>
+        </label>
+        <Slider
+          min={0}
+          max={100}
+          value={config.volume}
+          onChange={(v) => onChange({ ...config, volume: v })}
+        />
+      </div>
+
+      {/* 淡入 */}
+      <div className="bgm-mix-field">
+        <label className="bgm-mix-label">
+          淡入 <span className="bgm-mix-value">{config.fade_in.toFixed(1)}s</span>
+        </label>
+        <Slider
+          min={0}
+          max={3}
+          step={0.1}
+          value={config.fade_in}
+          onChange={(v) => onChange({ ...config, fade_in: v })}
+        />
+      </div>
+
+      {/* 淡出 */}
+      <div className="bgm-mix-field">
+        <label className="bgm-mix-label">
+          淡出 <span className="bgm-mix-value">{config.fade_out.toFixed(1)}s</span>
+        </label>
+        <Slider
+          min={0}
+          max={3}
+          step={0.1}
+          value={config.fade_out}
+          onChange={(v) => onChange({ ...config, fade_out: v })}
+        />
+      </div>
+
+      {/* 人声闪避 */}
+      <div className="bgm-mix-field bgm-mix-toggle-row">
+        <label className="bgm-mix-label">人声闪避（sidechain）</label>
+        <div
+          className={`ep-toggle${config.voice_dodge ? " active" : ""}`}
+          onClick={() => onChange({ ...config, voice_dodge: !config.voice_dodge })}
+        >
+          <div className="ep-toggle-knob" />
+        </div>
+      </div>
+    </div>
+  )
+}

apps/web/src/pages/editing-planner/components/bgm-selector/index.tsx

@@ -0,0 +1,124 @@
+/**
+ * BGM 选择器 — Drawer 形式
+ * 预设 BGM 列表（按风格分类）、搜索、试听、音量/淡入淡出/人声闪避配置
+ */
+import React, { useCallback } from "react"
+import { Drawer, Input, Tag } from "antd"
+import { type BgmMixConfig, DEFAULT_BGM_MIX_CONFIG } from "@/api/bgm"
+import { useBgmSelector, CATEGORY_LIST } from "./useBgmSelector"
+import { BgmItem } from "./BgmItem"
+import { BgmMixConfig as BgmMixConfigPanel } from "./BgmMixConfig"
+
+const { Search } = Input
+
+interface BgmSelectorProps {
+  open: boolean
+  onClose: () => void
+  config: BgmMixConfig
+  onChange: (config: BgmMixConfig) => void
+}
+
+const BgmSelector: React.FC<BgmSelectorProps> = ({ open, onClose, config, onChange }) => {
+  const {
+    presets,
+    loading,
+    activeCategory,
+    setActiveCategory,
+    keyword,
+    setKeyword,
+    previewingId,
+    loadPresets,
+    handlePreview,
+    stopPreview,
+  } = useBgmSelector(open)
+
+  /* ── 选中 BGM ── */
+  const handleSelect = useCallback(
+    (bgmId: string) => {
+      onChange({
+        ...config,
+        enabled: true,
+        music_id: bgmId,
+      })
+    },
+    [config, onChange],
+  )
+
+  /* ── 关闭时停止播放 ── */
+  const handleClose = useCallback(() => {
+    stopPreview()
+    onClose()
+  }, [stopPreview, onClose])
+
+  /* ── 移除 BGM ── */
+  const handleClear = useCallback(() => {
+    stopPreview()
+    onChange({ ...DEFAULT_BGM_MIX_CONFIG })
+  }, [stopPreview, onChange])
+
+  /* ── 当前选中的 BGM ── */
+  const selectedBgm = presets.find((p) => p.id === config.music_id)
+
+  return (
+    <Drawer
+      title="🎵 BGM 音乐选择"
+      placement="right"
+      width={420}
+      open={open}
+      onClose={handleClose}
+      className="bgm-selector-drawer"
+    >
+      {/* 搜索框 */}
+      <div className="bgm-search-row">
+        <Search
+          placeholder="搜索 BGM 名称..."
+          allowClear
+          value={keyword}
+          onChange={(e) => setKeyword(e.target.value)}
+          onSearch={() => loadPresets()}
+        />
+      </div>
+
+      {/* 分类标签 */}
+      <div className="bgm-category-bar">
+        {CATEGORY_LIST.map((cat) => (
+          <Tag
+            key={cat.key}
+            className={`bgm-category-tag${activeCategory === cat.key ? " active" : ""}`}
+            onClick={() => setActiveCategory(cat.key)}
+          >
+            {cat.icon} {cat.label}
+          </Tag>
+        ))}
+      </div>
+
+      {/* BGM 列表 */}
+      <div className="bgm-list">
+        {loading && <div className="bgm-loading">加载中...</div>}
+        {!loading && presets.length === 0 && <div className="bgm-empty">暂无 BGM 数据</div>}
+        {presets.map((bgm) => (
+          <BgmItem
+            key={bgm.id}
+            bgm={bgm}
+            isSelected={config.music_id === bgm.id}
+            isPlaying={previewingId === bgm.id}
+            onSelect={() => handleSelect(bgm.id)}
+            onPreview={() => handlePreview(bgm)}
+          />
+        ))}
+      </div>
+
+      {/* 混音配置 */}
+      {config.enabled && config.music_id && (
+        <BgmMixConfigPanel
+          config={config}
+          selectedBgm={selectedBgm}
+          onChange={onChange}
+          onClear={handleClear}
+        />
+      )}
+    </Drawer>
+  )
+}
+
+export default BgmSelector

apps/web/src/pages/editing-planner/components/bgm-selector/useBgmSelector.ts

@@ -0,0 +1,87 @@
+import { useState, useRef, useCallback, useEffect } from "react"
+import { message } from "antd"
+import { getBgmPresets, type BgmPreset, type BgmCategory } from "@/api/bgm"
+
+/* ──────────── 分类标签 ──────────── */
+export const CATEGORY_LIST: {
+  key: BgmCategory | "all"
+  label: string
+  icon: string
+}[] = [
+  { key: "all", label: "全部", icon: "🎶" },
+  { key: "轻快", label: "轻快", icon: "🎉" },
+  { key: "治愈", label: "治愈", icon: "🌿" },
+  { key: "科技", label: "科技", icon: "🔬" },
+  { key: "电商", label: "电商", icon: "🛒" },
+]
+
+/**
+ * BGM 选择器数据与交互 Hook
+ * 封装列表加载、搜索、分类筛选、试听播放逻辑
+ */
+export function useBgmSelector(open: boolean) {
+  const [presets, setPresets] = useState<BgmPreset[]>([])
+  const [loading, setLoading] = useState(false)
+  const [activeCategory, setActiveCategory] = useState<BgmCategory | "all">("all")
+  const [keyword, setKeyword] = useState("")
+  const [previewingId, setPreviewingId] = useState<string | null>(null)
+
+  const audioRef = useRef<HTMLAudioElement | null>(null)
+
+  /* ── 加载 BGM 列表 ── */
+  const loadPresets = useCallback(async () => {
+    setLoading(true)
+    try {
+      const params: { category?: string; keyword?: string } = {}
+      if (activeCategory !== "all") params.category = activeCategory
+      if (keyword.trim()) params.keyword = keyword.trim()
+      const data = await getBgmPresets(params)
+      setPresets(data)
+    } catch {
+      message.error("加载 BGM 列表失败")
+    } finally {
+      setLoading(false)
+    }
+  }, [activeCategory, keyword])
+
+  useEffect(() => {
+    if (open) loadPresets()
+  }, [open, loadPresets])
+
+  /* ── 试听 ── */
+  const handlePreview = useCallback(
+    (bgm: BgmPreset) => {
+      if (previewingId === bgm.id) {
+        audioRef.current?.pause()
+        setPreviewingId(null)
+        return
+      }
+      audioRef.current?.pause()
+      const audio = new Audio(bgm.url)
+      audioRef.current = audio
+      audio.play().catch(() => {})
+      audio.onended = () => setPreviewingId(null)
+      setPreviewingId(bgm.id)
+    },
+    [previewingId],
+  )
+
+  /* ── 停止播放（关闭/移除时调用） ── */
+  const stopPreview = useCallback(() => {
+    audioRef.current?.pause()
+    setPreviewingId(null)
+  }, [])
+
+  return {
+    presets,
+    loading,
+    activeCategory,
+    setActiveCategory,
+    keyword,
+    setKeyword,
+    previewingId,
+    loadPresets,
+    handlePreview,
+    stopPreview,
+  }
+}