From 35048ce1abd202f2913a8e286eac81f28870859a Mon Sep 17 00:00:00 2001
From: Pieter Heyvaert <pheyvaer.heyvaert@ugent.be>
Date: Wed, 27 Jun 2018 11:04:23 +0200
Subject: [PATCH] deal with error when no episodes are returned by server
 (status code 500)

---
 lib/downloader.js | 48 +++++++++++++++++++++++++++--------------------
 1 file changed, 28 insertions(+), 20 deletions(-)

diff --git a/lib/downloader.js b/lib/downloader.js
index 3388f7d..8b5104e 100644
--- a/lib/downloader.js
+++ b/lib/downloader.js
@@ -183,29 +183,37 @@ function recursiveEpisodes(url, anime) {
 		let rawData = '';
 		episodes.on('data', (chunk) => { rawData += chunk; });
 		episodes.on('end', () => {
+		  let parsedData;
+
 		  try {
-		    const parsedData = JSON.parse(rawData);
-		    
-		    parsedData.data.forEach(e => {
-					e.anime_id = anime.id;
-					e.anime_slug = anime.attributes.slug;
-
-					delete e.relationships;
-          delete e.links;
-		    });
-
-        //console.log(url + ' before ' + episodesArray.length);
-		    episodesArray = episodesArray.concat(parsedData.data);
-        //console.log(url + ' after ' + episodesArray.length);
-
-				if (parsedData.links.next) {
-					recursiveEpisodes(parsedData.links.next, anime).then(a => {
-						deferred.resolve(episodesArray.concat(a));
-					});
+		    parsedData = JSON.parse(rawData);
+
+		    if (parsedData.data) {
+          parsedData.data.forEach(e => {
+            e.anime_id = anime.id;
+            e.anime_slug = anime.attributes.slug;
+
+            delete e.relationships;
+            delete e.links;
+          });
+
+          //console.log(url + ' before ' + episodesArray.length);
+          episodesArray = episodesArray.concat(parsedData.data);
+          //console.log(url + ' after ' + episodesArray.length);
+
+          if (parsedData.links.next) {
+            recursiveEpisodes(parsedData.links.next, anime).then(a => {
+              deferred.resolve(episodesArray.concat(a));
+            });
+          } else {
+            deferred.resolve(episodesArray);
+          }
         } else {
-					deferred.resolve(episodesArray);
- 				}
+		      console.error(`No episodes are available for ${anime.attributes.slug}`);
+          deferred.resolve(episodesArray);
+        }
 		  } catch (e) {
+        console.log(anime.attributes.slug);
 		    console.error(e.message);
 		    deferred.reject(e);
 		  }