this was painful

README.md

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+# scdl
+it's gonna be a firefox browser extension that allows you to download playing soundcloud songs

scdl.js

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+/*
+    ISC License
+    
+    Copyright (c) 2022, aiden (aiden@cmp.bz)
+    
+    Permission to use, copy, modify, and/or distribute this software for any
+    purpose with or without fee is hereby granted, provided that the above
+    copyright notice and this permission notice appear in all copies.
+    
+    THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+    WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+    MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+    ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+    WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+    ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+    OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+*/
+function scdl() {
+    if (typeof scdl.c == "undefined") {
+        scdl.c = 0n;
+    }
+    let key = "scdl" + Math.floor(Math.random() * 0x100000000).toString(0x10).padStart(8, "0") + scdl.c++;
+    let fuck = true;
+    webpackJsonp.push([[], { [key]: function (_, __, r) {
+        if (fuck) {
+            fuck = false;
+            return;
+        }
+        for (let idx = 0; typeof scdl.f == "undefined"; ++idx) {
+            let obj = r(idx);
+            if ("getCurrentSound" in obj) {
+                scdl.f = obj;
+            }
+        }
+        let player = scdl.f.getCurrentSound().player.player._player._controllerManager._cacheManager._players.find(e => e._playlistSegmentRetriever != null);
+        if (!player) {
+            return alert("Play a song.");
+        }
+        let segments = player._playlistSegmentRetriever._segments;
+        if (player._playlist._data.segments.length != segments.length) {
+            return alert("Song not fully downloaded yet.");
+        }
+        let u8_arrays = [];
+        for (let idx = 0; idx < segments.length; ++idx) {
+            u8_arrays.push(segments[idx].dataRetrieveJob._jobControl.progressUpdates.getProgressSoFar().data);
+        }
+        alert("issa " + player._transmuxerAndMimeType.mimeType);
+        location = URL.createObjectURL(new Blob(u8_arrays, { type: "application/octet-stream" }));
+    } }, [[key]]]);
+}