basic functionality, echos status for notify-send and i3blocks

.gitignore

@@ -0,0 +1 @@
+__pycache__

mpd_controller/mpd_main.py

@@ -0,0 +1,40 @@
+#!/usr/bin/env python3
+# https://python-mpd2.readthedocs.io/en/latest
+# https://dunst-project.org/documentation/
+
+import sys
+from mpd import MPDClient
+
+import mpd_playback
+import mpd_state
+
+cover_art_temp = '/tmp/mpd_cover_art_temp.jpg'
+
+arguments = sys.argv
+
+if len(arguments) == 1:
+    mpc_command = None
+elif len(arguments) == 2:
+    mpc_command = arguments[1]
+
+
+def main():
+    # connect
+    try:
+        client = MPDClient()
+        client.connect("localhost", 6600)
+    except ConnectionRefusedError:
+        # mpd is not running, stop here
+        return
+    # follow mpc_command
+    if mpc_command == 'toggle':
+        mpd_playback.toggle(client)
+    # show status
+    mpd_state.get_state(client, cover_art_temp)
+    # close connection
+    client.close()
+    client.disconnect()
+
+
+if __name__ == '__main__':
+    main()

mpd_controller/mpd_playback.py

@@ -1,11 +1,5 @@
-#!/usr/bin/env python3
-# https://python-mpd2.readthedocs.io/en/latest
-
-import sys
-from mpd import MPDClient
 from time import sleep
 
-
 def fade(way, current_vol, client):
     """ gracefull fading """
     if way == 'out':
@@ -19,10 +13,9 @@ def fade(way, current_vol, client):
         sleep(0.03)
 
 
-def mpc_toggle():
+def toggle(client):
     """ toggles play status """
-    client = MPDClient()
-    client.connect("localhost", 6600)
+    # setup
     client_status = client.status()
     # switch
     current_vol = int(client_status['volume'])
@@ -33,14 +26,4 @@ def mpc_toggle():
         client.setvol(0)
         client.play()
         fade('in', current_vol, client)
-
-
-def main():
-    """ main parser for args """
-    mpc_command = sys.argv[1]
-    if mpc_command == 'toggle':
-        mpc_toggle()
-
-
-if __name__ == '__main__':
-    main()
+    

mpd_controller/mpd_state.py

@@ -0,0 +1,53 @@
+
+import subprocess
+
+
+def print_state(artist, album, song_title, mpd_status):
+    """ print three lines for i3blocks """
+    # setup based on mpd_status
+    if mpd_status == 'play':
+        print_main = f'{artist} - {album} - {song_title}'
+        print_small = f'{artist} - {song_title}'
+        print_color = '#FFFFFF'
+    elif mpd_status == 'pause':
+        print_main = f'{artist} - {song_title}'
+        print_small = f'{song_title}'
+        print_color = '#404040'
+    # print
+    print(print_main)
+    print(print_small)
+    print(print_color)
+    return
+
+
+def get_state(client, cover_art_temp):
+    """ sends a notification of the current status """
+    # read out status from client
+    now_playing = client.currentsong()
+    client_status = client.status()
+    # parse status
+    music_file = now_playing['file']
+    artist = now_playing['artist']
+    album = now_playing['album']
+    song_title = now_playing['title']
+    # try to write cover art to temp file
+    try:
+        cover_art = client.readpicture(music_file)
+        with open(cover_art_temp, 'w+b') as f:
+            f.write(cover_art['binary'])
+    except:
+        cover_art = False
+    # set player status icon
+    mpd_status = client_status['state']
+    if mpd_status == 'play':
+        icon = ""
+    elif mpd_status == 'pause':
+        icon = ""
+    # print for i3blocks
+    print_state(artist, album, song_title, mpd_status)
+    # send message
+    title = icon + '\t' + artist
+    message = album + "-" + song_title
+    subprocess.call(['notify-send', title, message, '-i', cover_art_temp])
+    return
+