## System
# Enable REISUB and increase watch limit for Intellij & co
echo "kernel.sysrq=1" | sudo tee /etc/sysctl.d/60-sysrq.conf
echo "fs.inotify.max_user_watches=800000" | sudo tee /etc/sysctl.d/60-max-user-watches.conf
sudo sysctl --system

# Update sudoers configuration
echo "Defaults	editor=/usr/bin/nvim" | sudo tee /etc/sudoers.d/editor
echo "Defaults	timestamp_timeout=20" | sudo tee /etc/sudoers.d/timeout
 # Password-free reboot
echo "$USER ALL = NOPASSWD: /sbin/halt, /sbin/reboot, /sbin/poweroff" | sudo tee /etc/sudoers.d/shutdown

sudo mkdir -p /etc/systemd/system/getty@tty1.service.d /etc/systemd/system/getty@tty2.service.d /etc/systemd/system/getty@tty3.service.d
echo "[Service]
ExecStart=
ExecStart=-/usr/bin/agetty --skip-login --login-options $USER %I" | sudo tee /etc/systemd/system/getty@tty1.service.d/override.conf /etc/systemd/system/getty@tty2.service.d/override.conf /etc/systemd/system/getty@tty3.service.d/override.conf

## Hardware
printf '\nHardware\n'

echo 'Stop logind from suspending laptop'
sudo sed -i 's/#HandleLidSwitch=suspend/HandleLidSwitch=ignore/' /etc/systemd/logind.conf

# Fix Chrysalis for keyboardio - https://github.com/keyboardio/Chrysalis/wiki/Troubleshooting
if test ! -f /etc/udev/rules.d/keyboardio.rules; then
	echo 'SUBSYSTEM=="tty", ATTRS{idVendor}=="1209", ATTRS{idProduct}=="230[0-3]", SYMLINK+="model01", TAG+="seat", TAG+="uaccess", RUN+="'"$HOME/.local/bin/update-keyboard-layout\"" | sudo tee /etc/udev/rules.d/keyboardio.rules
	sudo udevadm control -R
	sudo udevadm trigger -v /dev/ttyACM0
	
	#sudo systemctl disable ModemManager
fi

## Software
printf '\nSoftware\n'

echo 'text/csv; sc-im "%s"; edit=sc-im "%s"; compose=sc-im "%s"; description="CSV Document"; nametemplate=%s.csv' | tee $HOME/.mailcap

# Colorize Pacman & enable multilib
test -f /etc/pacman.conf && sudo sed -i 's/#Color/Color/' /etc/pacman.conf && sudo sed -i "$(grep -n "\[multilib\]" /etc/pacman.conf | cut -d':' -f1),+1 s/# *//" /etc/pacman.conf

# Block internet at night & on weekdays in the morning to force focus
# https://askubuntu.com/a/124512 and https://blog.sleeplessbeastie.eu/2018/06/21/how-to-create-iptables-firewall-using-custom-chains/
sudo iptables --new-chain chain-times 2>/dev/null || sudo iptables --flush chain-times
time9=$(date -u -d "$(date -d 09:00)" +%k)
sudo iptables -A chain-times -m owner --uid-owner janek -j DROP -m time                --timestart $(date -u -d "$(date -d 0)" +%k):00 --timestop             $time9:00
sudo iptables -A chain-times -m owner --uid-owner janek -j DROP -m time --weekdays 1-5 --timestart                           $time9:20 --timestop $(expr $time9 + 1):00
sudo iptables -A chain-times -m owner --uid-owner janek -j DROP -m time --weekdays 1-5 --timestart               $(expr $time9 + 1):20 --timestop $(expr $time9 + 2):00
sudo iptables -L OUTPUT | grep -q "^chain-times" || sudo iptables -A OUTPUT -j chain-times
sudo iptables-save | sudo tee /etc/iptables.rules
echo "@reboot root $(which iptables-restore) < /etc/iptables.rules" | sudo tee /etc/cron.d/iptables-times

# Workrave
sudo sed -i 's|Exec=workrave|Exec=sh -c "workrave \& sleep 1; dbus-send --session --dest=org.workrave.Workrave --type=method_call /org/workrave/Workrave/Core org.workrave.CoreInterface.SetOperationMode string:normal"|' /usr/share/applications/workrave.desktop
ln -sfv /usr/share/applications/workrave.desktop $XDG_CONFIG_HOME/autostart
echo "  0,20,40	*	*	*	*	janek	pgrep workrave || XAUTHORITY='$XDG_CACHE_HOME/Xauthority' DISPLAY=:0 /usr/bin/workrave" | sudo tee /etc/cron.d/workrave

# Cron logging
echo 'cron.*				/var/log/cron.log' | sudo tee /etc/rsyslog.d/60-cron.conf
sudo service rsyslog restart || sudo systemctl restart rsyslog

## Finalize
sudo service cron reload || sudo systemctl reload cronie