diff --git a/web/src/pages/cloudBrowserModel.ts b/web/src/pages/cloudBrowserModel.ts
new file mode 100644
index 0000000..ac65bd9
--- /dev/null
+++ b/web/src/pages/cloudBrowserModel.ts
@@ -0,0 +1,37 @@
+import toast from 'react-hot-toast'
+
+export type CloudMountResult = {
+  already_mounted?: boolean
+  estimate_message?: string
+  message?: string
+  reason?: string
+  skipped?: boolean
+}
+
+export function apiErrorMessage(err: unknown, fallback: string): string {
+  return (err as { response?: { data?: { error?: string } } })?.response?.data?.error ?? fallback
+}
+
+export function showCloudMountResult(res: unknown, label: string) {
+  const out = res as CloudMountResult
+  if (out.skipped) {
+    toast(`已跳过「${label}」：和已挂载目录重叠`)
+    return 'skipped'
+  }
+  if (out.already_mounted) {
+    toast(`「${label}」已经挂载，后台会刷新扫描并自动入库`)
+    return 'mounted'
+  }
+  toast.success(`已挂载「${label}」，${out.message ?? '后台会递归扫描并自动加入媒体库'}。${out.estimate_message ?? ''}`)
+  return 'mounted'
+}
+
+export function normalizeCloudFolderInput(value: string | null): string {
+  const name = (value ?? '').trim()
+  if (!name) return ''
+  if (name === '.' || name === '..' || /[\\/]/.test(name)) {
+    toast.error('文件夹名称不能包含路径分隔符')
+    return ''
+  }
+  return name
+}
diff --git a/web/src/pages/useCloudBrowser.ts b/web/src/pages/useCloudBrowser.ts
index 1d3ce3b..3637783 100644
--- a/web/src/pages/useCloudBrowser.ts
+++ b/web/src/pages/useCloudBrowser.ts
@@ -1,50 +1,28 @@
-import { useEffect, useState } from 'react'
-import toast from 'react-hot-toast'
+import { useCallback, useEffect, useState } from 'react'
 
 import { libraryAPI } from '../api/library'
 import {
   cloudAPI,
-  storageAPI,
   type CloudEntry,
-  type CloudScanStatus,
   type StorageType,
 } from '../api/storage_config'
-import { confirmAction } from '../components/confirmAction'
 import type { Library } from '../types'
-import {
-  TYPE_LABEL,
-  cloudLibraryProvider,
-  cloudMountDisplayPath,
-} from './storageConfigModel'
-
-type CloudMountResult = {
-  already_mounted?: boolean
-  estimate_message?: string
-  library?: Library
-  message?: string
-  reason?: string
-  skipped?: boolean
-}
-
-function apiErrorMessage(err: unknown, fallback: string): string {
-  return (err as { response?: { data?: { error?: string } } })?.response?.data?.error ?? fallback
-}
+import { apiErrorMessage } from './cloudBrowserModel'
+import { cloudLibraryProvider } from './storageConfigModel'
+import { useCloudBrowserFileActions } from './useCloudBrowserFileActions'
+import { useCloudBrowserMounts } from './useCloudBrowserMounts'
+import { useCloudBrowserScan } from './useCloudBrowserScan'
 
 export function useCloudBrowser(type: StorageType) {
   const [stack, setStack] = useState<{ id: string; name: string }[]>([{ id: '', name: '根目录' }])
   const [items, setItems] = useState<CloudEntry[]>([])
   const [mounts, setMounts] = useState<Library[]>([])
   const [loading, setLoading] = useState(false)
-  const [mounting, setMounting] = useState(false)
-  const [batchMounting, setBatchMounting] = useState(false)
-  const [scanBusy, setScanBusy] = useState(false)
-  const [cancelBusy, setCancelBusy] = useState(false)
-  const [scanStatuses, setScanStatuses] = useState<CloudScanStatus[]>([])
   const [mountMediaType, setMountMediaType] = useState('auto')
   const [error, setError] = useState('')
 
   const cur = stack[stack.length - 1]
-  const load = async (dir: string) => {
+  const load = useCallback(async (dir: string) => {
     setLoading(true)
     setError('')
     try {
@@ -57,197 +35,46 @@ export function useCloudBrowser(type: StorageType) {
     } finally {
       setLoading(false)
     }
-  }
+  }, [type])
 
-  const loadMounts = async () => {
+  const loadMounts = useCallback(async () => {
     const libs = await libraryAPI.list({ includeHidden: true })
     setMounts(libs.filter((lib) => cloudLibraryProvider(lib.path) === type))
-  }
+  }, [type])
 
-  const loadScanStatus = async () => {
-    const r = await storageAPI.cloudScanStatus()
-    setScanStatuses((r.items ?? []).filter((item) => !type || item.provider === type))
-  }
+  const scan = useCloudBrowserScan(type)
+  const mountActions = useCloudBrowserMounts({
+    items,
+    loadMounts,
+    mountMediaType,
+    stack,
+    type,
+  })
+  const fileActions = useCloudBrowserFileActions({
+    load,
+    loadMounts,
+    setLoading,
+    stack,
+    type,
+  })
 
   useEffect(() => {
     load(cur.id).catch(() => undefined)
-    // eslint-disable-next-line react-hooks/exhaustive-deps
-  }, [stack.length, type])
+  }, [cur.id, load])
 
   useEffect(() => {
     loadMounts().catch(() => undefined)
-    loadScanStatus().catch(() => undefined)
-    // eslint-disable-next-line react-hooks/exhaustive-deps
-  }, [type])
-
-  useEffect(() => {
-    const timer = window.setInterval(() => {
-      loadScanStatus().catch(() => undefined)
-    }, 3000)
-    return () => window.clearInterval(timer)
-    // eslint-disable-next-line react-hooks/exhaustive-deps
-  }, [type])
+  }, [loadMounts])
 
   const enter = (entry: CloudEntry) => setStack((current) => [...current, { id: entry.id, name: entry.name }])
   const goTo = (index: number) => setStack((current) => current.slice(0, index + 1))
   const goUp = () => setStack((current) => (current.length > 1 ? current.slice(0, -1) : current))
-  const currentMountPath = () => cloudMountDisplayPath(type, stack)
-  const childMountPath = (child: CloudEntry) => cloudMountDisplayPath(type, stack, child)
-  const currentDir = () => stack[stack.length - 1]?.id ?? ''
-
-  const handleMountResult = (res: unknown, label: string) => {
-    const out = res as CloudMountResult
-    if (out.skipped) {
-      toast(`已跳过「${label}」：和已挂载目录重叠`)
-      return 'skipped'
-    }
-    if (out.already_mounted) {
-      toast(`「${label}」已经挂载，后台会刷新扫描并自动入库`)
-      return 'mounted'
-    }
-    toast.success(`已挂载「${label}」，${out.message ?? '后台会递归扫描并自动加入媒体库'}。${out.estimate_message ?? ''}`)
-    return 'mounted'
-  }
-
-  const doImport = async (entry: CloudEntry) => {
-    const ref = type === 'cloud115' ? entry.pick_code || entry.id : entry.id
-    try {
-      await cloudAPI.import(type, ref, entry.name, entry.size)
-      toast.success(`已导入「${entry.name}」,可在媒体库中 302 播放`)
-    } catch (err: unknown) {
-      toast.error(apiErrorMessage(err, '导入失败'))
-    }
-  }
-
-  const normalizeFolderInput = (value: string | null) => {
-    const name = (value ?? '').trim()
-    if (!name) return ''
-    if (name === '.' || name === '..' || /[\\/]/.test(name)) {
-      toast.error('文件夹名称不能包含路径分隔符')
-      return ''
-    }
-    return name
-  }
-
-  const createFolder = async () => {
-    const name = normalizeFolderInput(window.prompt('新建文件夹名称') ?? '')
-    if (!name) return
-    setLoading(true)
-    try {
-      await cloudAPI.mkdir(type, currentDir(), name)
-      toast.success(`已新建文件夹「${name}」`)
-      await load(currentDir())
-    } catch (err: unknown) {
-      toast.error(apiErrorMessage(err, '新建文件夹失败'))
-    } finally {
-      setLoading(false)
-    }
-  }
-
-  const renameFolder = async (entry: CloudEntry) => {
-    if (!entry.is_dir) return
-    const name = normalizeFolderInput(window.prompt('重命名文件夹', entry.name) ?? '')
-    if (!name || name === entry.name) return
-    setLoading(true)
-    try {
-      await cloudAPI.rename(type, entry.id, name)
-      toast.success(`已重命名为「${name}」`)
-      await load(currentDir())
-      await loadMounts()
-    } catch (err: unknown) {
-      toast.error(apiErrorMessage(err, '重命名失败'))
-    } finally {
-      setLoading(false)
-    }
-  }
-
-  const mountCurrent = async () => {
-    setMounting(true)
-    try {
-      const label = TYPE_LABEL[type] ?? type
-      const name = cur.id ? cur.name : label
-      const res = await cloudAPI.mount(type, cur.id, name, mountMediaType, currentMountPath())
-      handleMountResult(res, cur.name)
-      await loadMounts()
-    } catch (err: unknown) {
-      toast.error(apiErrorMessage(err, '挂载失败'))
-    } finally {
-      setMounting(false)
-    }
-  }
-
-  const mountVisibleDirectories = async () => {
-    const dirs = items.filter((item) => item.is_dir)
-    if (dirs.length === 0) {
-      toast.error('当前目录下没有可挂载的子目录')
-      return
-    }
-    setBatchMounting(true)
-    let ok = 0
-    let skipped = 0
-    let failed = 0
-    for (const dir of dirs) {
-      try {
-        const result = await cloudAPI.mount(type, dir.id, dir.name, 'auto', childMountPath(dir))
-        const state = handleMountResult(result, dir.name)
-        if (state === 'skipped') skipped += 1
-        else ok += 1
-      } catch {
-        failed += 1
-      }
-    }
-    if (failed > 0) {
-      toast.error(`已挂载 ${ok} 个目录，跳过 ${skipped} 个重叠目录，失败 ${failed} 个`)
-    } else {
-      toast.success(`已挂载 ${ok} 个目录，跳过 ${skipped} 个重叠目录，后台会自动生成 302/STRM 播放入口`)
-    }
-    await loadMounts()
-    setBatchMounting(false)
-  }
-
-  const removeMount = async (lib: Library) => {
-    const ok = await confirmAction({
-      title: '移除网盘挂载',
-      message: `仅移除「${lib.name}」在本项目中的媒体库和媒体记录，不会删除网盘文件。`,
-      confirmText: '移除',
-    })
-    if (!ok) return
-    await libraryAPI.remove(lib.id)
-    toast.success('已移除挂载')
-    await loadMounts()
-  }
-
-  const scanAllCloudLibraries = async () => {
-    setScanBusy(true)
-    try {
-      const r = await storageAPI.scanAllCloud()
-      setScanStatuses(r.items ?? [])
-      toast.success(r.message ?? '已开始扫描所有启用的网盘媒体库')
-    } catch (err: unknown) {
-      toast.error(apiErrorMessage(err, '启动扫描失败'))
-    } finally {
-      setScanBusy(false)
-    }
-  }
-
-  const cancelCloudScans = async () => {
-    setCancelBusy(true)
-    try {
-      const r = await storageAPI.cancelCloudScan('', type)
-      toast.success(r.message ?? `已中断 ${r.cancelled} 个扫描任务`)
-      await loadScanStatus()
-    } catch (err: unknown) {
-      toast.error(apiErrorMessage(err, '中断扫描失败'))
-    } finally {
-      setCancelBusy(false)
-    }
-  }
 
   return {
-    batchMounting,
-    cancelBusy,
-    cancelCloudScans,
-    createFolder,
+    batchMounting: mountActions.batchMounting,
+    cancelBusy: scan.cancelBusy,
+    cancelCloudScans: scan.cancelCloudScans,
+    createFolder: fileActions.createFolder,
     enter,
     error,
     goTo,
@@ -255,18 +82,18 @@ export function useCloudBrowser(type: StorageType) {
     hasDirectories: items.some((item) => item.is_dir),
     items,
     loading,
-    mountCurrent,
+    mountCurrent: mountActions.mountCurrent,
     mountMediaType,
-    mounting,
+    mounting: mountActions.mounting,
     mounts,
-    mountVisibleDirectories,
-    removeMount,
-    renameFolder,
-    scanAllCloudLibraries,
-    scanBusy,
-    scanStatuses,
+    mountVisibleDirectories: mountActions.mountVisibleDirectories,
+    removeMount: mountActions.removeMount,
+    renameFolder: fileActions.renameFolder,
+    scanAllCloudLibraries: scan.scanAllCloudLibraries,
+    scanBusy: scan.scanBusy,
+    scanStatuses: scan.scanStatuses,
     setMountMediaType,
     stack,
-    doImport,
+    doImport: fileActions.doImport,
   }
 }
diff --git a/web/src/pages/useCloudBrowserFileActions.ts b/web/src/pages/useCloudBrowserFileActions.ts
new file mode 100644
index 0000000..99d8392
--- /dev/null
+++ b/web/src/pages/useCloudBrowserFileActions.ts
@@ -0,0 +1,73 @@
+import type { Dispatch, SetStateAction } from 'react'
+import toast from 'react-hot-toast'
+
+import { cloudAPI, type CloudEntry, type StorageType } from '../api/storage_config'
+import { apiErrorMessage, normalizeCloudFolderInput } from './cloudBrowserModel'
+
+type CloudStackItem = { id: string; name: string }
+
+type UseCloudBrowserFileActionsOptions = {
+  load: (dir: string) => Promise<void>
+  loadMounts: () => Promise<void>
+  setLoading: Dispatch<SetStateAction<boolean>>
+  stack: CloudStackItem[]
+  type: StorageType
+}
+
+export function useCloudBrowserFileActions({
+  load,
+  loadMounts,
+  setLoading,
+  stack,
+  type,
+}: UseCloudBrowserFileActionsOptions) {
+  const currentDir = () => stack[stack.length - 1]?.id ?? ''
+
+  const doImport = async (entry: CloudEntry) => {
+    const ref = type === 'cloud115' ? entry.pick_code || entry.id : entry.id
+    try {
+      await cloudAPI.import(type, ref, entry.name, entry.size)
+      toast.success(`已导入「${entry.name}」,可在媒体库中 302 播放`)
+    } catch (err: unknown) {
+      toast.error(apiErrorMessage(err, '导入失败'))
+    }
+  }
+
+  const createFolder = async () => {
+    const name = normalizeCloudFolderInput(window.prompt('新建文件夹名称') ?? '')
+    if (!name) return
+    setLoading(true)
+    try {
+      await cloudAPI.mkdir(type, currentDir(), name)
+      toast.success(`已新建文件夹「${name}」`)
+      await load(currentDir())
+    } catch (err: unknown) {
+      toast.error(apiErrorMessage(err, '新建文件夹失败'))
+    } finally {
+      setLoading(false)
+    }
+  }
+
+  const renameFolder = async (entry: CloudEntry) => {
+    if (!entry.is_dir) return
+    const name = normalizeCloudFolderInput(window.prompt('重命名文件夹', entry.name) ?? '')
+    if (!name || name === entry.name) return
+    setLoading(true)
+    try {
+      await cloudAPI.rename(type, entry.id, name)
+      toast.success(`已重命名为「${name}」`)
+      await load(currentDir())
+      await loadMounts()
+    } catch (err: unknown) {
+      toast.error(apiErrorMessage(err, '重命名失败'))
+    } finally {
+      setLoading(false)
+    }
+  }
+
+  return {
+    createFolder,
+    doImport,
+    renameFolder,
+  }
+}
diff --git a/web/src/pages/useCloudBrowserMounts.ts b/web/src/pages/useCloudBrowserMounts.ts
new file mode 100644
index 0000000..4a1e6a8
--- /dev/null
+++ b/web/src/pages/useCloudBrowserMounts.ts
@@ -0,0 +1,101 @@
+import { useState } from 'react'
+import toast from 'react-hot-toast'
+
+import { cloudAPI, type CloudEntry, type StorageType } from '../api/storage_config'
+import { libraryAPI } from '../api/library'
+import { confirmAction } from '../components/confirmAction'
+import type { Library } from '../types'
+import {
+  TYPE_LABEL,
+  cloudMountDisplayPath,
+} from './storageConfigModel'
+import { apiErrorMessage, showCloudMountResult } from './cloudBrowserModel'
+
+type CloudStackItem = { id: string; name: string }
+
+type UseCloudBrowserMountsOptions = {
+  items: CloudEntry[]
+  loadMounts: () => Promise<void>
+  mountMediaType: string
+  stack: CloudStackItem[]
+  type: StorageType
+}
+
+export function useCloudBrowserMounts({
+  items,
+  loadMounts,
+  mountMediaType,
+  stack,
+  type,
+}: UseCloudBrowserMountsOptions) {
+  const [mounting, setMounting] = useState(false)
+  const [batchMounting, setBatchMounting] = useState(false)
+
+  const cur = stack[stack.length - 1]
+  const currentMountPath = () => cloudMountDisplayPath(type, stack)
+  const childMountPath = (child: CloudEntry) => cloudMountDisplayPath(type, stack, child)
+
+  const mountCurrent = async () => {
+    setMounting(true)
+    try {
+      const label = TYPE_LABEL[type] ?? type
+      const name = cur.id ? cur.name : label
+      const res = await cloudAPI.mount(type, cur.id, name, mountMediaType, currentMountPath())
+      showCloudMountResult(res, cur.name)
+      await loadMounts()
+    } catch (err: unknown) {
+      toast.error(apiErrorMessage(err, '挂载失败'))
+    } finally {
+      setMounting(false)
+    }
+  }
+
+  const mountVisibleDirectories = async () => {
+    const dirs = items.filter((item) => item.is_dir)
+    if (dirs.length === 0) {
+      toast.error('当前目录下没有可挂载的子目录')
+      return
+    }
+    setBatchMounting(true)
+    let ok = 0
+    let skipped = 0
+    let failed = 0
+    for (const dir of dirs) {
+      try {
+        const result = await cloudAPI.mount(type, dir.id, dir.name, 'auto', childMountPath(dir))
+        const state = showCloudMountResult(result, dir.name)
+        if (state === 'skipped') skipped += 1
+        else ok += 1
+      } catch {
+        failed += 1
+      }
+    }
+    if (failed > 0) {
+      toast.error(`已挂载 ${ok} 个目录，跳过 ${skipped} 个重叠目录，失败 ${failed} 个`)
+    } else {
+      toast.success(`已挂载 ${ok} 个目录，跳过 ${skipped} 个重叠目录，后台会自动生成 302/STRM 播放入口`)
+    }
+    await loadMounts()
+    setBatchMounting(false)
+  }
+
+  const removeMount = async (lib: Library) => {
+    const ok = await confirmAction({
+      title: '移除网盘挂载',
+      message: `仅移除「${lib.name}」在本项目中的媒体库和媒体记录，不会删除网盘文件。`,
+      confirmText: '移除',
+    })
+    if (!ok) return
+    await libraryAPI.remove(lib.id)
+    toast.success('已移除挂载')
+    await loadMounts()
+  }
+
+  return {
+    batchMounting,
+    mountCurrent,
+    mounting,
+    mountVisibleDirectories,
+    removeMount,
+  }
+}
diff --git a/web/src/pages/useCloudBrowserScan.ts b/web/src/pages/useCloudBrowserScan.ts
new file mode 100644
index 0000000..7bffec3
--- /dev/null
+++ b/web/src/pages/useCloudBrowserScan.ts
@@ -0,0 +1,61 @@
+import { useCallback, useEffect, useState } from 'react'
+import toast from 'react-hot-toast'
+
+import { storageAPI, type CloudScanStatus, type StorageType } from '../api/storage_config'
+import { apiErrorMessage } from './cloudBrowserModel'
+
+export function useCloudBrowserScan(type: StorageType) {
+  const [scanBusy, setScanBusy] = useState(false)
+  const [cancelBusy, setCancelBusy] = useState(false)
+  const [scanStatuses, setScanStatuses] = useState<CloudScanStatus[]>([])
+
+  const loadScanStatus = useCallback(async () => {
+    const r = await storageAPI.cloudScanStatus()
+    setScanStatuses((r.items ?? []).filter((item) => !type || item.provider === type))
+  }, [type])
+
+  useEffect(() => {
+    loadScanStatus().catch(() => undefined)
+  }, [loadScanStatus])
+
+  useEffect(() => {
+    const timer = window.setInterval(() => {
+      loadScanStatus().catch(() => undefined)
+    }, 3000)
+    return () => window.clearInterval(timer)
+  }, [loadScanStatus])
+
+  const scanAllCloudLibraries = async () => {
+    setScanBusy(true)
+    try {
+      const r = await storageAPI.scanAllCloud()
+      setScanStatuses(r.items ?? [])
+      toast.success(r.message ?? '已开始扫描所有启用的网盘媒体库')
+    } catch (err: unknown) {
+      toast.error(apiErrorMessage(err, '启动扫描失败'))
+    } finally {
+      setScanBusy(false)
+    }
+  }
+
+  const cancelCloudScans = async () => {
+    setCancelBusy(true)
+    try {
+      const r = await storageAPI.cancelCloudScan('', type)
+      toast.success(r.message ?? `已中断 ${r.cancelled} 个扫描任务`)
+      await loadScanStatus()
+    } catch (err: unknown) {
+      toast.error(apiErrorMessage(err, '中断扫描失败'))
+    } finally {
+      setCancelBusy(false)
+    }
+  }
+
+  return {
+    cancelBusy,
+    cancelCloudScans,
+    scanAllCloudLibraries,
+    scanBusy,
+    scanStatuses,
+  }
+}