From da4aaa667eb732ce8797a279216f7a761b41e696 Mon Sep 17 00:00:00 2001
From: "DESKTOP-KSVGT20\\shkim" <crossflex682@gmail.com>
Date: Sat, 2 May 2026 01:01:02 +0900
Subject: [PATCH] Match Suno MP3 download preflight

---
 .gitignore                        |  1 +
 chatgpt-suno-tampermonkey.user.js | 23 +++++++++++++++++++++--
 2 files changed, 22 insertions(+), 2 deletions(-)

diff --git a/.gitignore b/.gitignore
index 6642c0a..f48edd3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 companion-inbox/
 companion-logs/
 _work/
+*.har
diff --git a/chatgpt-suno-tampermonkey.user.js b/chatgpt-suno-tampermonkey.user.js
index 8794e21..21c0a15 100644
--- a/chatgpt-suno-tampermonkey.user.js
+++ b/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) {