From 39083f3ca2f80c7c51fefffb1e473f3d0a7d4ed6 Mon Sep 17 00:00:00 2001
From: Adam Soltys <adam@coinos.io>
Date: Sun, 18 Oct 2026 08:59:03 -0700
Subject: Allow custom Blossom servers for attachments and post media

---
 src/media-servers.js | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 src/media-servers.js

(limited to 'src/media-servers.js')

diff --git a/src/media-servers.js b/src/media-servers.js
new file mode 100644
index 0000000..e2220d7
--- /dev/null
+++ b/src/media-servers.js
@@ -0,0 +1,27 @@
+// Upload destinations are a device preference, separate from wallet sync storage.
+const KEY = 'btc-wallet-media-servers';
+export function parseMediaServers(text) {
+  const entries = String(text).trim().split(/\s+/).filter(Boolean);
+  if (!entries.length) throw new Error('invalid');
+  const servers = [...new Set(entries.map((entry) => {
+    let url;
+    try { url = new URL(entry); } catch { throw new Error('invalid'); }
+    if (url.protocol !== 'https:' || url.username || url.password || url.search || url.hash || !/^\/*$/.test(url.pathname)) throw new Error('invalid');
+    return url.origin;
+  }))];
+  if (servers.length > 6) throw new Error('invalid');
+  return servers;
+}
+export function customMediaServers() {
+  try {
+    const saved = JSON.parse(localStorage.getItem(KEY));
+    return Array.isArray(saved) ? parseMediaServers(saved.join('\n')) : null;
+  } catch { return null; }
+}
+export const mediaServers = (defaults) => customMediaServers() || defaults;
+export function saveMediaServers(text) {
+  const servers = parseMediaServers(text);
+  localStorage.setItem(KEY, JSON.stringify(servers));
+  return servers;
+}
+export function resetMediaServers() { localStorage.removeItem(KEY); }
-- 
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