Release Multi-Hoster Uploader 3.3.108

lib/account-rotation.js

@@ -0,0 +1,27 @@
+function enabledAccountsFor(hosters, hoster, hasCreds) {
+  const list = hosters && hosters[hoster];
+  if (!Array.isArray(list)) return [];
+  return list.filter(a => a && a.enabled !== false && hasCreds(hoster, a));
+}
+
+function createAccountPicker({ hosters, hosterSettings, hasCreds, indices }) {
+  const rotIdx = Object.assign(Object.create(null), indices || {});
+  let dirty = false;
+  function pick(hoster) {
+    const enabled = enabledAccountsFor(hosters, hoster, hasCreds);
+    if (enabled.length === 0) return null;
+    const hs = (hosterSettings && hosterSettings[hoster]) || {};
+    if (hs.rotateAccounts === true && enabled.length > 1) {
+      const cursor = Number.isFinite(rotIdx[hoster]) ? rotIdx[hoster] : 0;
+      rotIdx[hoster] = cursor + 1;
+      dirty = true;
+      return enabled[cursor % enabled.length];
+    }
+    return enabled[0];
+  }
+  pick.indices = () => ({ ...rotIdx });
+  pick.dirty = () => dirty;
+  return pick;
+}
+
+module.exports = { createAccountPicker, enabledAccountsFor };