1

scripts/nodejs/voice_preview.js

@@ -0,0 +1,74 @@
+"use strict";
+
+/**
+ * 音色试听（对齐 Electron aliyun:cosyvoice:synthesize + getPreCachedVoicePath）
+ */
+
+const fs = require("fs");
+const path = require("path");
+const os = require("os");
+const pipelineNative = require("./pipeline_native.js");
+const desktopConfig = require("./desktop_config.js");
+
+const CACHE_DIR = path.join(os.tmpdir(), "aiclient-voice-preview-cache");
+
+function buildPreviewText(title, customText) {
+  if (customText && String(customText).trim()) {
+    return String(customText).trim();
+  }
+  const shortName = String(title || "")
+    .split("（")[0]
+    .trim();
+  return `你好，我是${shortName || "我"}，很高兴为您服务。`;
+}
+
+globalThis.__nodejsMain = async function (params) {
+  const p = params || {};
+  const apiKey =
+    desktopConfig.get("BAILIAN_API_KEY") ||
+    desktopConfig.get("DASHSCOPE_API_KEY");
+  if (!apiKey) {
+    return {
+      success: false,
+      error: "缺少 BAILIAN_API_KEY（或 DASHSCOPE_API_KEY），请在配置中设置",
+    };
+  }
+
+  const voice = String(p.voice || "").trim();
+  if (!voice) {
+    return { success: false, error: "缺少 voice 参数" };
+  }
+
+  const cacheKey = p.cacheKey ? String(p.cacheKey).trim() : "";
+  fs.mkdirSync(CACHE_DIR, { recursive: true });
+
+  let outputPath;
+  if (cacheKey) {
+    outputPath = path.join(CACHE_DIR, `${cacheKey.replace(/[^\w.-]/g, "_")}.wav`);
+    if (fs.existsSync(outputPath)) {
+      return { success: true, audioPath: outputPath, cached: true };
+    }
+  } else {
+    outputPath = path.join(
+      CACHE_DIR,
+      `preview-${Date.now()}-${Math.random().toString(36).slice(2)}.wav`,
+    );
+  }
+
+  const text = buildPreviewText(p.title, p.text);
+  const result = await pipelineNative.qwenTtsSynthesize({
+    apiKey,
+    text,
+    voice,
+    model: p.model,
+    instruction:
+      p.instruction ||
+      "请用自然、清晰、适合短视频配音的风格朗读。",
+    outputPath,
+  });
+
+  if (!result.success) {
+    return result;
+  }
+  return { ...result, cached: false };
+};