refactor(generate): 拆分useStep5Voice模式选择逻辑到子Hook（184→165行, -10%）

apps/web/src/pages/generate/hooks/step5-voice/useVoiceModeSelection.ts

@@ -0,0 +1,70 @@
+import { useCallback } from "react"
+import type { VoiceClone } from "@/api/voice-clone"
+
+interface UseVoiceModeSelectionOptions {
+  selectedVoice: string
+  onSelectedVoiceChange: (voiceId: string) => void
+  voiceMode: "preset" | "custom" | "clone"
+  onVoiceModeChange: (mode: "preset" | "custom" | "clone") => void
+  selectedClonedVoice: string
+  onSelectedClonedVoiceChange: (voiceId: string) => void
+  addClone: (voice: VoiceClone) => void
+  cloneModalOpen: boolean
+  onCloneModalOpenChange: (open: boolean) => void
+}
+
+export function useVoiceModeSelection({
+  onSelectedVoiceChange,
+  onVoiceModeChange,
+  onSelectedClonedVoiceChange,
+  addClone,
+  onCloneModalOpenChange,
+}: UseVoiceModeSelectionOptions) {
+  const handleSelectRecommendedVoice = useCallback(
+    (voiceId: string) => {
+      onVoiceModeChange("preset")
+      onSelectedVoiceChange(voiceId)
+    },
+    [onVoiceModeChange, onSelectedVoiceChange],
+  )
+
+  const handleSelectPresetVoice = useCallback(
+    (voiceId: string) => {
+      onVoiceModeChange("preset")
+      onSelectedVoiceChange(voiceId)
+    },
+    [onVoiceModeChange, onSelectedVoiceChange],
+  )
+
+  const handleSelectCloneVoice = useCallback(() => {
+    onVoiceModeChange("clone")
+  }, [onVoiceModeChange])
+
+  const handleSelectClonedVoice = useCallback(
+    (voiceId: string) => {
+      onSelectedClonedVoiceChange(voiceId)
+    },
+    [onSelectedClonedVoiceChange],
+  )
+
+  const handleOpenCloneModal = useCallback(() => {
+    onCloneModalOpenChange(true)
+  }, [onCloneModalOpenChange])
+
+  const handleCloneSuccess = useCallback(
+    (voice: VoiceClone) => {
+      addClone(voice)
+      onCloneModalOpenChange(false)
+    },
+    [addClone, onCloneModalOpenChange],
+  )
+
+  return {
+    handleSelectRecommendedVoice,
+    handleSelectPresetVoice,
+    handleSelectCloneVoice,
+    handleSelectClonedVoice,
+    handleOpenCloneModal,
+    handleCloneSuccess,
+  }
+}

apps/web/src/pages/generate/hooks/useStep5Voice.tsx

@@ -2,15 +2,15 @@
  * Step 5 配音选择 Hook
  * 封装 AI 推荐、预设音色试听、TTS 自定义合成、存为素材等逻辑
  */
-import { useCallback } from "react"
-import type { VoiceClone } from "@/api/voice-clone"
 import { message } from "antd"
+import type { VoiceClone } from "@/api/voice-clone"
 import { VOICE_GENDER_ICON, CLONE_STATUS_CONFIG } from "../constants"
 import { formatDuration } from "../utils/formatDuration"
 import { useVoiceAudio } from "./step5-voice/useVoiceAudio"
 import { useVoiceRecommend } from "./step5-voice/useVoiceRecommend"
 import { useTtsSynthesis } from "./step5-voice/useTtsSynthesis"
 import { useSaveToLibrary } from "./step5-voice/useSaveToLibrary"
+import { useVoiceModeSelection } from "./step5-voice/useVoiceModeSelection"
 
 interface UseStep5VoiceProps {
   selectedVoice: string
@@ -81,48 +81,29 @@ export function useStep5Voice({
     handleAddTagInModal,
   } = useSaveToLibrary(completedTtsJobId, resetTtsState)
 
-  /* ── 推荐音色选择 ── */
-  const handleSelectRecommendedVoice = useCallback(
-    (voiceId: string) => {
-      onVoiceModeChange("preset")
-      onSelectedVoiceChange(voiceId)
-    },
-    [onVoiceModeChange, onSelectedVoiceChange],
-  )
+  const {
+    handleSelectRecommendedVoice,
+    handleSelectPresetVoice,
+    handleSelectCloneVoice,
+    handleSelectClonedVoice,
+    handleOpenCloneModal,
+    handleCloneSuccess: rawCloneSuccess,
+  } = useVoiceModeSelection({
+    selectedVoice,
+    onSelectedVoiceChange,
+    voiceMode,
+    onVoiceModeChange,
+    selectedClonedVoice,
+    onSelectedClonedVoiceChange,
+    addClone,
+    cloneModalOpen,
+    onCloneModalOpenChange,
+  })
 
-  /* ── 克隆成功回调 ── */
-  const handleCloneSuccess = useCallback(
-    (voice: VoiceClone) => {
-      addClone(voice)
-      onCloneModalOpenChange(false)
-      message.success("音色克隆成功！")
-    },
-    [addClone, onCloneModalOpenChange],
-  )
-
-  /* ── 预设音色选择操作 ── */
-  const handleSelectPresetVoice = useCallback(
-    (voiceId: string) => {
-      onVoiceModeChange("preset")
-      onSelectedVoiceChange(voiceId)
-    },
-    [onVoiceModeChange, onSelectedVoiceChange],
-  )
-
-  const handleSelectCloneVoice = useCallback(() => {
-    onVoiceModeChange("clone")
-  }, [onVoiceModeChange])
-
-  const handleSelectClonedVoice = useCallback(
-    (voiceId: string) => {
-      onSelectedClonedVoiceChange(voiceId)
-    },
-    [onSelectedClonedVoiceChange],
-  )
-
-  const handleOpenCloneModal = useCallback(() => {
-    onCloneModalOpenChange(true)
-  }, [onCloneModalOpenChange])
+  const handleCloneSuccess = (voice: VoiceClone) => {
+    rawCloneSuccess(voice)
+    message.success("音色克隆成功！")
+  }
 
   return {
     // 数据