From 3aca24f69fbcc46701bf6354ecf99179bb5b0f28 Mon Sep 17 00:00:00 2001
From: Sasha MOREL <s.morel@almtesh.net>
Date: Sun, 31 Jan 2021 16:02:49 +0100
Subject: [PATCH] Added unduplicator

---
 spotify_shuffle.py => spotify.py | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 rename spotify_shuffle.py => spotify.py (79%)

diff --git a/spotify_shuffle.py b/spotify.py
similarity index 79%
rename from spotify_shuffle.py
rename to spotify.py
index 898b856..943aee2 100644
--- a/spotify_shuffle.py
+++ b/spotify.py
@@ -8,6 +8,17 @@ from random import shuffle
 from time import strftime
 
 
+def unduplicate_list (tracks):
+	known = []
+	cur = 0
+	while cur < len (tracks):
+		if tracks [cur] in known:
+			del tracks [cur]
+			continue
+		known.append (tracks [cur])
+		cur += 1
+
+
 def get_or_post (token, url, data = None):
 	d = None
 	if type (data) == bytes:
@@ -60,9 +71,16 @@ def create_playlist (token, name, description, tracks):
 
 def playlist_shuffle (token, playlist):
 	tracks = read_playlist (token, playlist)
+	unduplicate_list (tracks)
 	shuffle (tracks)
 	create_playlist (token, list_playlists (token) [playlist] + ' - Shuffled ' + strftime ('%Y-%m-%d %H:%M:%S'), 'Shuffled playlist', tracks)
 
 
+def playlist_unduplicate (token, playlist):
+	tracks = read_playlist (token, playlist)
+	unduplicate_list (tracks)
+	create_playlist (token, list_playlists (token) [playlist] + ' - Undiplicates', 'Non duplicated playlist', tracks)
+
+
 if __name__ == '__main__':
 	raise (NotImplementedError ('no CLI interface yet'))
\ No newline at end of file