# Utility functions

function copylastcmd() {
	echo -n $(fc -ln -1) | wl-copy
}

function getkernelpkg() {
	if [[ ${OS_ID} == "arch" ]]; then
		pacman -Qqo /usr/lib/modules/$(uname -r)/vmlinuz
	else
		echo "Unsupported OS" >&2
	fi
}

function random-xkcd() {
	blocklist=(
		"404"
		"631" # "Anatomy Text", don't want that coming up in public thanks
	)
	link="https://xkcd.com/404/"
	while (( $blocklist[(Ie)$(basename $link)] )); do
		link=$(curl https://c.xkcd.com/random/comic/ -v |& grep location | cut -d' ' -f3 | sed 's/\r//')
	done
	html=$(curl -L ${link/http:/https:} 2>/dev/null)
	name=$(echo $html | xmllint --html --xpath 'string(//html/body/div[@id="middleContainer"]/div[@id="ctitle"])' - 2>/dev/null)
	title=$(echo $html | xmllint --html --xpath 'string(//html/body/div[@id="middleContainer"]/div[@id="comic"]/img/@title)' - 2>/dev/null)
	echo $link
	echo -e "\033[1;34m$name\033[0m"
	echo -e "\033[1;33m$title\033[0m"
	curl $(echo $html | (echo "https:"$(xmllint --html --xpath 'string(//html/body/div[@id="middleContainer"]/div[@id="comic"]/img/@src)' - 2>/dev/null))) 2>/dev/null | feh -
}

if [[ $(hostnamectl chassis) == "container" ]]; then
	DEFAULT_WINDOW_NAME="Container Connection: [ $os_icon $hostname Console ]"
elif [[ -z "${SSH_CONNECTION+x}" ]]; then
	DEFAULT_WINDOW_NAME="$os_icon $hostname Console"
else
	DEFAULT_WINDOW_NAME="Remote Connection: [ $os_icon $hostname Console ]"
fi

function _rename_window() {
	echo -ne "\033]0;$@\007"
}

function _reset_window_name() {
	_rename_window "$DEFAULT_WINDOW_NAME"
}

function rename_window() {
	_rename_window "$@"
	DEFAULT_WINDOW_NAME="$@"
}

_rename_window "$DEFAULT_WINDOW_NAME"

function ssh-clean() {
	# Clean up ssh connection sockets
	for i in $(find ~/.ssh/cm/ -type s); do
		fname=$(basename $i)
		conn=$(echo $fname | cut -d- -f2-)
		user=$(echo $conn | cut -d@ -f1)
		host=$(echo $conn | cut -d@ -f2 | cut -d: -f1)
		echo "Closing connection to $user@$host"
		ssh -O exit -S $i -q _ 2>/dev/null
	done
}

function lsssh() {
	# List active ssh connections
	for i in $(find ~/.ssh/cm/ -type s); do
		fname=$(basename $i)
		conn=$(echo $fname | cut -d- -f2-)
		user=$(echo $conn | cut -d@ -f1)
		host=$(echo $conn | cut -d@ -f2 | cut -d: -f1)
		echo "$user@$host"
	done
}

function bwunlock() {
	# Unlock Bitwarden vault and export session key
	local bwfd
	local bwpasswd
	local secretstore
	local bwcmd
	local skipkeyring

	# Use default Bitwarden account
	secretstore="bw"
	bwcmd="bw"
	skipkeyring=0

	while [[ $# -gt 0 ]]; do
		case $1 in
			--personal)
				# Use personal Bitwarden account
				secretstore="bw-personal"
				bwcmd="env BITWARDENCLI_APPDATA_DIR=$HOME/.config/bw-cli-personal bw"
			 	;;
			--debug)
				# Enable debug output
				set -x
				;;
			--ask)
				# Prompt for Bitwarden password
				skipkeyring=1
				;;
			*)
				echo "Unknown option: $1" >&2
				;;
		esac
		shift
	done

	# Attempt to read Bitwarden password from keyring
	if ! (( skipkeyring )); then
		bwpasswd=$(secret-tool lookup service $secretstore 2>/dev/null)
	fi
	if [[ -z "${bwpasswd}" ]]; then
		# If password is not found in keyring, prompt for it
		read -s -p "Enter Bitwarden password: " bwpasswd
		echo
		# Store Bitwarden password in keyring
		if ! (( skipkeyring )); then
			secret-tool store --label="Bitwarden" service $secretstore
		fi
	fi
	# Unlock Bitwarden vault and export session key
	export BW_SESSION=$(eval $bwcmd unlock --raw "'$bwpasswd'" 2>/dev/tty)
	if [[ -z "${BW_SESSION}" ]]; then
		echo "Failed to unlock Bitwarden vault" >&2
		return 1
	else
		echo "Bitwarden vault unlocked"
	fi

}