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src/services/localAudio.js

@@ -0,0 +1,20 @@
+import { invoke, isTauri } from "@tauri-apps/api/core";
+
+export function mimeFromAudioPath(filePath) {
+  const lower = String(filePath || "").toLowerCase();
+  if (lower.endsWith(".mp3")) return "audio/mpeg";
+  if (lower.endsWith(".ogg")) return "audio/ogg";
+  return "audio/wav";
+}
+
+/**
+ * @param {string} filePath
+ */
+export async function localAudioToPlayableUrl(filePath) {
+  if (!isTauri()) {
+    throw new Error("请在 Tauri 桌面端使用音频播放功能");
+  }
+  const base64 = await invoke("read_local_file_base64", { path: filePath });
+  const mime = mimeFromAudioPath(filePath);
+  return `data:${mime};base64,${base64}`;
+}

src/services/voiceGenerate.js

@@ -0,0 +1,99 @@
+import { invoke } from "@tauri-apps/api/core";
+import { ensureAppConfigReady } from "../config/videoPipeline.js";
+import { resolveAliyunVoiceId } from "./soundPromptStorage.js";
+import { getVoiceDisplayLabel } from "../utils/voiceLabel.js";
+import { buildTtsInstruction, buildTtsLanguageType } from "../utils/ttsOptions.js";
+import { localAudioToPlayableUrl } from "./localAudio.js";
+
+const VOICE_GENERATE_SCRIPT = "voice_generate.js";
+
+/**
+ * 生成语音（对齐 Electron generateAudio CosyVoice）
+ * @param {ReturnType<typeof import('../stores/workflow.js').useWorkflowStore>} store
+ */
+export async function executeGenerateSpeech(store) {
+  const text = String(store.scriptContent || "").trim();
+  if (!text) {
+    return { ok: false, message: "请先在「视频文案编辑」中填写文案内容" };
+  }
+
+  if (!store.selectedVoiceId) {
+    return { ok: false, message: "请先选择音色" };
+  }
+
+  const cfg = await ensureAppConfigReady();
+  if (!cfg.ok) {
+    return { ok: false, message: cfg.message };
+  }
+
+  const voice = resolveAliyunVoiceId(store.selectedVoiceId);
+  const instruction = buildTtsInstruction(
+    store.voiceLanguage,
+    store.selectedVoiceId,
+    store.voiceEmotion,
+    store.speechRate,
+  );
+  const languageType = buildTtsLanguageType(store.voiceLanguage);
+
+  store.speechGenerating = true;
+
+  try {
+    const result = await invoke("run_nodejs_script", {
+      scriptName: VOICE_GENERATE_SCRIPT,
+      params: {
+        text,
+        voice,
+        instruction,
+        languageType: languageType || null,
+        format: "mp3",
+      },
+    });
+
+    if (!result?.success || !result?.audioPath) {
+      return {
+        ok: false,
+        message: String(result?.error || "语音生成失败，请重试"),
+      };
+    }
+
+    const audioSrc = await localAudioToPlayableUrl(result.audioPath);
+    const label = `${getVoiceDisplayLabel(store.selectedVoiceId)} · ${formatHistoryTime()}`;
+    const entry = {
+      id: `audio_${Date.now()}`,
+      label,
+      audioPath: result.audioPath,
+      audioSrc,
+      createdAt: Date.now(),
+    };
+
+    store.generatedAudioPath = result.audioPath;
+    store.generatedAudioSrc = audioSrc;
+    store.currentAudioId = entry.id;
+    store.audioHistory = [entry, ...store.audioHistory].slice(0, 50);
+
+    return { ok: true, message: "语音生成完成" };
+  } catch (err) {
+    const msg = err instanceof Error ? err.message : String(err || "未知错误");
+    return { ok: false, message: `语音生成失败: ${msg}` };
+  } finally {
+    store.speechGenerating = false;
+  }
+}
+
+function formatHistoryTime() {
+  const d = new Date();
+  const p = (n) => String(n).padStart(2, "0");
+  return `${p(d.getMonth() + 1)}-${p(d.getDate())} ${p(d.getHours())}:${p(d.getMinutes())}`;
+}
+
+/**
+ * @param {ReturnType<typeof import('../stores/workflow.js').useWorkflowStore>} store
+ * @param {string} audioId
+ */
+export function selectAudioHistory(store, audioId) {
+  const item = store.audioHistory.find((h) => h.id === audioId);
+  if (!item) return;
+  store.currentAudioId = item.id;
+  store.generatedAudioPath = item.audioPath;
+  store.generatedAudioSrc = item.audioSrc;
+}

src/services/voicePreview.js

@@ -1,32 +1,13 @@
-import { invoke, isTauri } from "@tauri-apps/api/core";
+import { invoke } from "@tauri-apps/api/core";
 import { ensureAppConfigReady } from "../config/videoPipeline.js";
 import { resolveAliyunVoiceId } from "./soundPromptStorage.js";
+import { localAudioToPlayableUrl } from "./localAudio.js";
 
 const VOICE_PREVIEW_SCRIPT = "voice_preview.js";
 
 /** @type {Map<string, string>} cacheKey → data:audio URL */
 const previewUrlCache = new Map();
 
-function mimeFromPath(filePath) {
-  const lower = String(filePath || "").toLowerCase();
-  if (lower.endsWith(".mp3")) return "audio/mpeg";
-  if (lower.endsWith(".ogg")) return "audio/ogg";
-  return "audio/wav";
-}
-
-/**
- * 将 Node 写入的本地音频转为可在 WebView 播放的 URL（避免 asset.localhost 不可用）
- * @param {string} filePath
- */
-async function localAudioToPlayableUrl(filePath) {
-  if (!isTauri()) {
-    throw new Error("请在 Tauri 桌面端使用试听功能");
-  }
-  const base64 = await invoke("read_local_file_base64", { path: filePath });
-  const mime = mimeFromPath(filePath);
-  return `data:${mime};base64,${base64}`;
-}
-
 /**
  * 音色试听
  * @param {{ listKey: string, title: string, aliyunVoiceId?: string, selectedVoiceId?: string }} opts