Match Suno MP3 download preflight

chatgpt-suno-tampermonkey.user.js

@@ -1,7 +1,7 @@
 // ==UserScript==
 // @name         ChatGPT to Suno Prompt Copier
 // @namespace    local.suno-helper
-// @version      0.8.2
+// @version      0.8.3
 // @description  Copy structured ChatGPT song prompt versions into Suno fields.
 // @author       local
 // @match        https://chatgpt.com/*
@@ -28,7 +28,7 @@
 (function () {
   "use strict";
 
-  const SCRIPT_VERSION = "0.8.2";
+  const SCRIPT_VERSION = "0.8.3";
   const STORAGE_KEY = "chatgptSunoPromptSlots";
   const SLOT_COUNT = 2;
   const isChatGPT = location.hostname.includes("chatgpt.com") || location.hostname.includes("chat.openai.com");
@@ -1155,6 +1155,25 @@
   }
 
   async function downloadSunoMp3Buffer(track, statusTarget) {
+    if (track.id) {
+      const id = encodeURIComponent(track.id);
+      setStatus(statusTarget, `SUNO MP3 다운로드 권한 요청 중: ${track.title || track.id}`);
+      for (const url of [
+        `https://studio-api-prod.suno.com/api/gen/${id}/increment_action_count/`,
+        `https://studio-api-prod.suno.com/api/billing/clips/${id}/download/`,
+      ]) {
+        try {
+          await callSunoJson(url, { method: "POST" });
+        } catch (postError) {
+          try {
+            await callSunoJson(url, { method: "GET" });
+          } catch (getError) {
+            console.warn("[ChatGPT to Suno] MP3 preflight failed", url, postError, getError);
+          }
+        }
+      }
+    }
+
     const candidates = getMp3Candidates(track);
     if (!candidates.length) throw new Error("MP3 후보 URL 없음");
     for (const url of candidates) {