From 90dcf561fd22c8a53c03d97292f86a82e74ca4a3 Mon Sep 17 00:00:00 2001
From: Eric Wong <e@80x24.org>
Date: Tue, 15 Dec 2015 01:07:28 +0000
Subject: Revert "dtas-tl: simplify existing addtail/addhead while we're at it"

This partially reverts commit 0dde5917fb5135ee3601383c29ffc0490071ea9d.
This fixes "addtail" on an empty tracklist and preserves sequential
ordering of track IDs, which might make sense for usability.
---
 bin/dtas-tl | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/bin/dtas-tl b/bin/dtas-tl
index 34fba81..30821a1 100755
--- a/bin/dtas-tl
+++ b/bin/dtas-tl
@@ -114,11 +114,13 @@ when "addtail"
   ARGV.shift
   track_ids = get_track_ids(c)
   last_id = track_ids.pop
-  ARGV.reverse_each do |path|
+  ARGV.each do |path|
     path = File.expand_path(path)
-    req = %W(tl add #{path} #{last_id})
+    req = %W(tl add #{path})
+    req << last_id.to_s if last_id
     res = c.req(req)
     print "#{path} #{res}\n"
+    last_id = res if res =~ /\A\d+\z/
   end
 when "reto"
   fixed = ARGV.delete("-F")
-- 
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