add torrentio catalogs addon

catalogs/lib/metadata.js

@@ -0,0 +1,35 @@
+const axios = require('axios');
+const { Type } = require('../../addon/lib/types');
+
+const CINEMETA_URL = 'https://v3-cinemeta.strem.io';
+const KITSU_URL = 'https://anime-kitsu.strem.fun';
+const TIMEOUT = 30000;
+const MAX_SIZE = 50;
+
+function getMetas(ids, type) {
+  if (!ids.length || !type) {
+    return [];
+  }
+
+  return _requestMetadata(ids, type)
+      .catch((error) => {
+        throw new Error(`failed metadata ${type} query due: ${error.message}`);
+      });
+}
+
+function _requestMetadata(ids, type) {
+  const url = _getUrl(ids, type);
+  return axios.get(url, { timeout: TIMEOUT })
+      .then(response => response?.data?.metas || response?.data?.metasDetailed || [])
+      .then(metas => metas.filter(meta => meta));
+}
+
+function _getUrl(ids, type) {
+  const joinedIds = ids.slice(0, MAX_SIZE).join(',');
+  if (type === Type.ANIME) {
+    return `${KITSU_URL}/catalog/${type}/kitsu-anime-list/lastVideosIds=${joinedIds}.json`
+  }
+  return `${CINEMETA_URL}/catalog/${type}/last-videos/lastVideosIds=${joinedIds}.json`
+}
+
+module.exports = { getMetas };