From 6e6bbebbda987adbf2bcd68a81749d2e03442309 Mon Sep 17 00:00:00 2001
From: David Luevano Alvarado <55825613+luevano@users.noreply.github.com>
Date: Mon, 28 Dec 2020 12:17:43 -0700
Subject: Fix bug where only changing between first and last sink, and only
 first sink

---
 .local/bin/pa_control | 57 ++++++++++++++++++++++++---------------------------
 1 file changed, 27 insertions(+), 30 deletions(-)

diff --git a/.local/bin/pa_control b/.local/bin/pa_control
index 9a53b9a..b3d566a 100755
--- a/.local/bin/pa_control
+++ b/.local/bin/pa_control
@@ -3,11 +3,9 @@
 # This script is just used to get the current PA sink,
 # and to change to the 'next' sink. Using only 'pactl'.
 
-default_sink=
-default_sink_nickname=
 
 get_default_sink (){
-	default_sink="$(pactl info | grep Sink | awk '{print $3}')"
+	echo "$(pactl info | grep Sink | awk '{print $3}')"
 }
 
 get_default_sink_nickname (){
@@ -15,6 +13,8 @@ get_default_sink_nickname (){
 		| grep -e Name -e alsa.card_name\
 		| sed -e 's/^\ *//' -e 's/\ *$//')"
 
+	default_sink="$(get_default_sink)"
+
 	found_default_sink="0"
 
 	while IFS= read line; do
@@ -27,13 +27,13 @@ get_default_sink_nickname (){
 
 
 		# If fond default_sink, get and set the nickname, then exit.
-		if [ $found_default_sink = "1" ]; then
-			default_sink_nickname="$line"
+		if [ "$found_default_sink" = "1" ]; then
+			echo "$line"
 			break;
 		fi
 
 		# If current line is the default sink, set a flag.
-		if [ $default_sink = "$line" ]; then
+		if [ "$default_sink" = "$line" ]; then
 			found_default_sink="1"
 		fi
 	done <<EOF
@@ -49,55 +49,52 @@ set_next_sink (){
 		| sed -e 's/^\ *//' -e 's/\ *$//'\
 		| cut -d' ' -f2)"
 
+	default_sink="$(get_default_sink)"
+	default_sink_nickname="$(get_default_sink_nickname)"
+
 	# Some flags because I don't know a better way to do this, lol.
 	found_default_sink="0"
 	setted_after_finding_default_sink="0"
 	first_found_sink="0"
 
 	while IFS= read line; do
-		if [ $found_default_sink = "1" ]; then
+		# For some reason, when expanding, the first entry of 'sink_list' contains white spaces...
+		line="$(echo $line | sed -e 's/\ //')"
+
+		if [ "$found_default_sink" = "1" ]; then
 			pactl set-default-sink $line
 			setted_after_finding_default_sink="1"
+			break;
 		fi
 
-		if [ $default_sink = $line ]; then
+		if [ "$default_sink" = "$line" ]; then
 			found_default_sink="1"
-		else
-			# In case the first line is not he default sink,
-			# store the first found sink in case the default sink,
-			# is at the end of the variable (in which case the while loop
-			# exits and we no longer know which one is next [next would be the first
-			# line ;) ])
-			if [ $first_found_sink = "0" ]; then
-				first_found_sink="$line"
-			fi
+		fi
+
+		# In case the first line is not he default sink,
+		# store the first found sink in case the default sink,
+		# is at the end of the variable (in which case the while loop
+		# exits and we no longer know which one is next [next would be the first
+		# line ;) ])
+		if [ "$first_found_sink" = "0" ]; then
+			first_found_sink="$line"
 		fi
 	done <<EOF
 	$sink_list
 EOF
 	# If the next sink wasn't set after finding the default sink, it means
 	# the next sink is actually the first sink, so, set it here
-	if [ $setted_after_finding_default_sink = "0" ]; then
+	if [ "$setted_after_finding_default_sink" = "0" ]; then
 		pactl set-default-sink $first_found_sink
 	fi
 }
 
 case "$1" in
 	get-sink)
-		get_default_sink
-		get_default_sink_nickname
-
-		notify-send "Current sink" "$default_sink_nickname"
+		notify-send "Current sink" "$(get_default_sink_nickname)"
 		;;
 	next-sink)
-		get_default_sink
-		get_default_sink_nickname
-
 		set_next_sink
-
-		get_default_sink
-		get_default_sink_nickname
-
-		notify-send "Changed to sink" "$(echo $default_sink_nickname)"
+		notify-send "Changed to sink" "$(get_default_sink_nickname)"
 		;;
 esac
-- 
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