#!/bin/sh

ssh_command=""

check_key_file() {
	chmod 700 /tilde/key/*
	key_file="$(find /tilde/key | tail -n1)"
	if [ -f "$key_file" ]
	then
		while [ -z "$(cat $key_file | head -n1 | grep -- '-----BEGIN .* PRIVATE KEY-----')" ]
		do
			echo "$key_file does not look like a private key file, try again"
			key_file="$(find /tilde/key | tail -n1)"
			bash
		done
		ssh_command="ssh -i $key_file $tilde_username@$tilde_name"
	fi
}

connection_test() {
	while ! $ssh_command 'exit'
	do
		echo "There seems to be a problem connecting to the tilde"
		echo "Use this shell to try and fix any problems, then try connecting again by exiting the shell"
		bash
	done
}


configure_user_files() {
	# TODO: refactor file creation to be script-independant
	# user_homedir=$1
	# tilde_homedir=$2

	user_homedir="/home/$tilde_username"
	tilde_homedir="/tilde/$tilde_name/home/$tilde_username"

	sed "s|{{ TILDE_USERNAME }}|$tilde_username|g" "./dotprofile.template" > "$user_homedir/.profile"
	sed -i "s|{{ TILDE_NAME }}|$tilde_name|g" "$user_homedir/.profile"
	sed -i "s|{{ KEY_FILE }}|$key_file|g" "$user_homedir/.profile"
	sed -i "s|{{ TILDE_HOMEDIR }}|$tilde_homedir|g" "$user_homedir/.profile"
	sed -i "s|{{ USER_HOMEDIR }}|$user_homedir|g" "$user_homedir/.profile"

	sed "s|{{ TILDE_HOMEDIR }}|$tilde_homedir|g" "./user-dirs.dirs.template" > "$user_homedir/.config/user-dirs.dirs"
	sed "s|{{ TILDE_HOMEDIR }}|$tilde_homedir|g" "./dotbashrc.template" > "$user_homedir/.bashrc"
}

configure_user() {
	user_homedir="/home/$tilde_username"
	tilde_homedir="/tilde/$tilde_name/home/$tilde_username"

	mkdir -p "$tilde_homedir"
	mkdir -p "$user_homedir"

	cp "/root/.gtkrc-2.0" "$user_homedir"
	cp -r "/root/.config" "$user_homedir"

	configure_user_files

	useradd "$tilde_username" -d "$user_homedir"
	chsh -s '/bin/bash' "$tilde_username"
	chown -R "$tilde_username:$tilde_username" "$user_homedir"
	chown -R "$tilde_username:$tilde_username" "$tilde_homedir"
	chown "$tilde_username:$tilde_username" "$key_file"

	echo "$startx_command" > "$user_homedir/.xinitrc"
	usermod -a -G sudo "$tilde_username"

	mkdir '/etc/systemd/system/getty@tty1.service.d'
	echo "[Service]" > '/etc/systemd/system/getty@tty1.service.d/override.conf'
	echo "ExecStart=" >> '/etc/systemd/system/getty@tty1.service.d/override.conf'
	echo "ExecStart=-/sbin/agetty --autologin $tilde_username %I $TERM" >> '/etc/systemd/system/getty@tty1.service.d/override.conf'
	echo "Type=idle" >> '/etc/systemd/system/getty@tty1.service.d/override.conf'
	systemctl daemon-reload
}

configure_network() {
	echo "Press ENTER to configure network"
	read dummy_var
	nmtui
}