From 3bf0736b56948274961db6cbdf6b28453fdffbdf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Karel=20Ko=C4=8D=C3=AD?= <cynerd@email.cz>
Date: Sun, 24 Sep 2017 13:00:02 +0200
Subject: Add mpd-remote to i3blocks

---
 config/i3blocks/config      |  5 +++++
 config/i3blocks/scripts/mpd | 54 ++++++++++++++++++++++++++++++++++++---------
 2 files changed, 49 insertions(+), 10 deletions(-)

diff --git a/config/i3blocks/config b/config/i3blocks/config
index 8ae24c8..1a62f50 100644
--- a/config/i3blocks/config
+++ b/config/i3blocks/config
@@ -33,6 +33,11 @@ command=~/.config/i3blocks/scripts/mpd
 interval=5
 signal=12
 
+[mpd-remote]
+command=~/.config/i3blocks/scripts/mpd
+interval=5
+instance=remote
+
 [keymap]
 command=~/.config/i3/scripts/keyboard_layout
 interval=once
diff --git a/config/i3blocks/scripts/mpd b/config/i3blocks/scripts/mpd
index 637623e..113f6e8 100755
--- a/config/i3blocks/scripts/mpd
+++ b/config/i3blocks/scripts/mpd
@@ -1,30 +1,64 @@
 #!/bin/bash
+HOME="192.168.0.217"
+HOST=""
 
+# Let's be sneaky and verify that we are on relevant network before we try to ping
+if ip a | grep -q 'inet 192.168.0.' && \
+		ping -c 1 -w 1 "$HOME" >/dev/null 2>&1; then
+	# TODO check that mpd is running?
+	HOST="-h $HOME"
+fi
+
+# Handle remote volume
+if [ "$BLOCK_INSTANCE" = "remote" ]; then
+	[ -n "$HOST" ] || exit 0
+	case "$BLOCK_BUTTON" in
+		1)
+			mpc $HOST volume 40 >/dev/null
+			;;
+		3)
+			mpc $HOST volume 0 >/dev/null
+			;;
+		4)
+			mpc $HOST volume +2 >/dev/null
+			;;
+		5)
+			mpc $HOST volume -2 >/dev/null
+			;;
+	esac
+
+	echo "♫ $(mpc $HOST volume | sed 's/volume: //')"
+	exit 0
+fi
+
+# Handle user input
 case "$BLOCK_BUTTON" in
 	1)
-		mpc toggle >/dev/null
+		mpc $HOST toggle >/dev/null
 		;;
 	2)
-		mpc stop >/dev/null
+		mpc $HOST stop >/dev/null
 		;;
 	3)
-		nohup urxvt -title "Music player daemon client" -e ncmpcpp 2>&1 >/dev/null &
+		# TODO this doesn't work with host
+		nohup urxvt -title "Music player daemon client" -hold -e ncmpcpp 2>&1 >/dev/null &
 		;;
 	4)
-		mpc prev >/dev/null
+		mpc $HOST prev >/dev/null
 		;;
 	5)
-		mpc next >/dev/null
+		mpc $HOST next >/dev/null
 		;;
 esac
 
-if [ -n "`mpc status | grep -E "(playing|paused)"`" ]; then
-	echo `mpc -f "♫ %artist%, %album%, %title%" status | head -1`
+STATUS="$(mpc $HOST status)"
+if echo "$STATUS" | grep -qE "(playing|paused)"; then
+	echo `mpc $HOST -f "♫ %artist%, %album%, %title%" status | head -1`
 	echo
-	if [ -n `mpc status | grep playing` ]; then
-		echo "#ffff00"
-	elif [ -n `mpc status | grep paused` ]; then
+	if echo "$STATUS" | grep -q playing; then
 		echo "#00ff00"
+	elif echo "$STATUS" | grep -q paused; then
+		echo "#ffff00"
 	fi
 else
 	echo "♫"
-- 
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