From d2b9a8b40cdcb7755b911d6cb9dfd15e9e94704e Mon Sep 17 00:00:00 2001
From: hak8or <hak8or@gmail.com>
Date: Tue, 20 Feb 2018 00:13:06 -0500
Subject: [PATCH] Only fetching channel IDs from DB instead all of channel

---
 YTManager/Tasks/FetchVideos.cs | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/YTManager/Tasks/FetchVideos.cs b/YTManager/Tasks/FetchVideos.cs
index 5d4af8f..10679f1 100644
--- a/YTManager/Tasks/FetchVideos.cs
+++ b/YTManager/Tasks/FetchVideos.cs
@@ -37,6 +37,7 @@ namespace YTManager.Tasks {
                 }).ToList();
         }
 
+        // Gets some info about a youtube channel.
         public static async Task<Models.Channel> Get_YTChannel(string channelID) {
             // YT API access key
             var youtubeService = new YouTubeService(new Google.Apis.Services.BaseClientService.Initializer()
@@ -68,10 +69,13 @@ namespace YTManager.Tasks {
             ops.UseNpgsql(dbstr);
 
             // Get all the channels from the db.
-            var channels = await (new MediaDB(ops.Options)).Channels.ToListAsync();
+            var channel_ids = await 
+                (new MediaDB(ops.Options))
+                .Channels.Select(ch => ch.YoutubeID)
+                .ToListAsync();
 
             // For each channel, do an update.
-            channels.ForEach(async ch => await ChannelUpdate(dbstr, ch.YoutubeID));
+            channel_ids.ForEach(async id => await ChannelUpdate(dbstr, id));
         }
 
         // Update videos for just one channel.