Only take first line from multi-line dconf list

gnome-terminal.sh

@@ -2,22 +2,16 @@
 
 set -e
 
-terminal=/org/gnome/terminal/legacy
-profile=$terminal/profiles:/`dconf list $terminal/profiles:/`
+which gnome-terminal &> /dev/null || exit 0
 
-dconf_write_profile_value() {
-  dconf write `echo $profile`$1 $2
-}
+terminal=/org/gnome/terminal/legacy/
+profile=${terminal}profiles:/`dconf list ${terminal}profiles:/ | head -1`
 
-dconf_write_profile_string() {
-  dconf write `echo $profile`$1 "'$2'"
-}
-
-dconf write $terminal/default-show-menubar false
-dconf_write_profile_string visible-name Fresh
-dconf_write_profile_string scrollbar-policy never
-dconf_write_profile_value use-theme-colors false
-dconf_write_profile_value use-theme-transparency false
-dconf_write_profile_value use-transparent-background false
-dconf_write_profile_string background-color "rgb(0,0,0)"
-dconf_write_profile_string foreground-color "rgb(170,170,170)"
+dconf write ${terminal}default-show-menubar false
+dconf write ${profile}visible-name "'Fresh'"
+dconf write ${profile}scrollbar-policy "'never'"
+dconf write ${profile}use-theme-colors false
+dconf write ${profile}use-theme-transparency false
+dconf write ${profile}use-transparent-background false
+dconf write ${profile}background-color "'rgb(0,0,0)'"
+dconf write ${profile}foreground-color "'rgb(170,170,170)'"