From 90044a0452c64d599f97a4881678a421f3dd357d Mon Sep 17 00:00:00 2001
From: Florian Fischer <florian.fl.fischer@fau.de>
Date: Mon, 11 Jan 2016 20:54:46 +0100
Subject: rework media_control to work with pulseaudio

1) outsource check if spotify is playing in media_is_spotify_playing.sh
2) use media_is_spotify_playing in media_status.sh
3) rework media_control using media_is_spotify_playing.sh
---
 scripts/media_control.sh | 74 ++++++++++++++++++++++++++++++++++++++++++------
 1 file changed, 66 insertions(+), 8 deletions(-)

(limited to 'scripts/media_control.sh')

diff --git a/scripts/media_control.sh b/scripts/media_control.sh
index f2e6612..b158586 100755
--- a/scripts/media_control.sh
+++ b/scripts/media_control.sh
@@ -4,6 +4,11 @@
 # NOTE:
 # if spotify is running toggle is consumed by spotify.
 
+
+function spotify_send_command {
+        dbus-send --print-reply --dest=org.mpris.MediaPlayer2.spotify /org/mpris/MediaPlayer2 org.mpris.MediaPlayer2.Player.$1
+}
+
 # arg parsing
 if [ "$1" = "toggle" ]
 then
@@ -18,20 +23,73 @@ fi
 
 if [ "$spotify_cmd" != "" ]
 then
-    # can't be sure if spotify was running and should play again
-    if [ "$spotify_cmd" = "PlayPause" ]
+    # check if spotify and mpd are running
+    if pgrep spotify &>/dev/null
     then
-        if [ "$(ps -A | grep spotify)" != "" ]
+        spotify_running=true
+    else
+        spotify_running=false
+    fi
+
+    if pgrep mpd &>/dev/null
+    then
+        mpd_running=true
+        if type mpc &>/dev/null
         then
-            dbus-send --print-reply --dest=org.mpris.MediaPlayer2.spotify /org/mpris/MediaPlayer2 org.mpris.MediaPlayer2.Player.$spotify_cmd
+            mpd_controllable=true
         else
+            mpd_controllable=false
+        fi
+    else
+        mpd_running=false
+    fi
+
+    # both are running -> decide who gets the command
+    # the playing program gets the commands 
+    if $spotify_running && $mpd_running
+    then
+        if ! $mpd_controllable
+        then
+            spotify_send_command $spotify_cmd
+            >&2 echo "mpd is running put mpc is not available to control it!"
+            exit
+        fi
+
+        spotify_playing=$(./media_is_spotify_playing.sh)
+        if $(mpc | grep "\[playing\]")
+        then
+            mpd_playing=true
+        else
+            mpd_playing=false
+        fi
+
+        if $spotify_playing && $mpd_playing
+        then
+            >&2 echo "mpd and spotify are playing!"
+        elif $spotify_playing
+        then
+            spotify_send_command $spotify_cmd
+        elif $mpd_playing
+        then
             mpc $1
+            # nothing is actually running
+            # don't know who was playing -> send spotify all commands 
+        else
+            spotify_send_command $spotify_cmd
         fi
-    elif [ "$(lsof | grep /dev/snd | grep spotify)" != "" ]
+
+    # only spotify is running
+    elif $spotify_running
     then
-        dbus-send --print-reply --dest=org.mpris.MediaPlayer2.spotify /org/mpris/MediaPlayer2 org.mpris.MediaPlayer2.Player.$spotify_cmd
-    elif [ "$(mpc | grep '\[' | cut -f1 -d' ')" != "" ]
+        spotify_send_command $spotify_cmd
+    # only mpd is running
+    elif $mpd_running
     then
-        mpc $1 &>/dev/null
+        if $mpd_controllable
+        then
+            mpc $1
+        else
+            >&2 echo "mpd is running put mpc is not available to control it!"
+        fi
     fi
 fi
-- 
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