Sort playlist items by date added, before downloading

Merges PR zotify-dev#55 from upstream.

Author: Googolplexed0

zotify/playlist.py

@@ -2,7 +2,7 @@
 from zotify.podcast import download_episode
 from zotify.termoutput import Printer
 from zotify.track import download_track
-from zotify.utils import split_input
+from zotify.utils import split_input, strptime_utc
 from zotify.zotify import Zotify
 
 MY_PLAYLISTS_URL = 'https://api.spotify.com/v1/me/playlists'
@@ -30,14 +30,16 @@ def get_playlist_songs(playlist_id):
     songs = []
     offset = 0
     limit = 100
-
+    
     while True:
         resp = Zotify.invoke_url_with_params(f'{PLAYLISTS_URL}/{playlist_id}/tracks', limit=limit, offset=offset)
         offset += limit
         songs.extend(resp[ITEMS])
         if len(resp[ITEMS]) < limit:
             break
-
+    
+    songs.sort(key=lambda s: strptime_utc(s['added_at']), reverse=True)
+    
     return songs
 
 

zotify/utils.py

@@ -339,17 +339,17 @@ def fix_filename(name):
 
 def fmt_seconds(secs: float) -> str:
     val = math.floor(secs)
-
+    
     s = math.floor(val % 60)
     val -= s
     val /= 60
-
+    
     m = math.floor(val % 60)
     val -= m
     val /= 60
-
+    
     h = math.floor(val)
-
+    
     if h == 0 and m == 0 and s == 0:
         return "0s"
     elif h == 0 and m == 0:
@@ -358,3 +358,7 @@ def fmt_seconds(secs: float) -> str:
         return f'{m}'.zfill(2) + ':' + f'{s}'.zfill(2)
     else:
         return f'{h}'.zfill(2) + ':' + f'{m}'.zfill(2) + ':' + f'{s}'.zfill(2)
+
+
+def strptime_utc(dtstr):
+        return datetime.datetime.strptime(dtstr[:-1], '%Y-%m-%dT%H:%M:%S').replace(tzinfo=datetime.timezone.utc)