[Unit]
Description=ControlDeck
ConditionFileIsExecutable=/usr/bin/controldeck
After=systemd-user-sessions.service getty@tty1.service plymouth-quit.service systemd-logind.service network.target
PartOf=graphical-session.target

[Service]
Environment=PYTHONUNBUFFERED=1
# add a pause to assure /etc/X11/xinit/xinitrc.d/50-systemd-user.sh to run
# this will add DISPLAY and XAUTHORITY env
# ExecStartPre=/bin/sleep 5
ExecStartPre=/bin/sh -c '(while test ! -v DISPLAY -o ! -v XAUTHORITY; do echo "wait for DISPLAY and XAUTHORITY"; sleep 2; done; echo "DISPLAY and XAUTHORITY found");'
# allowed time for the start
TimeoutStartSec=30
ExecStart=/usr/bin/controldeck -D
Restart=on-failure
RestartSec=4
StandardOutput=journal

[Install]
#WantedBy=default.target
WantedBy=graphical-session.target