#!/usr/bin/env bashio

WORKGROUP=$(bashio::config 'workgroup')
INTERFACE=$(bashio::config 'interface')
ALLOW_HOSTS=$(bashio::config "allow_hosts | join(\" \")")
USERNAME=$(bashio::config 'username')
PASSWORD=$(bashio::config 'password')

WAIT_PIDS=()

# Check Login data
if ! bashio::config.has_value 'username' || ! bashio::config.has_value 'password'; then
    bashio::exit.nok "No valid login data inside options!"
fi

# Read hostname from API or setting default "hassio"
NAME=$(bashio::info.hostname)
if bashio::var.is_empty "${NAME}"; then
    bashio::log.warning "Can't read hostname, using default."
    NAME="hassio"
fi
bashio::log.info "Hostname: ${NAME}"

# Setup config
sed -i "s|%%WORKGROUP%%|${WORKGROUP}|g" /etc/smb.conf
sed -i "s|%%NAME%%|${NAME}|g" /etc/smb.conf
sed -i "s|%%INTERFACE%%|${INTERFACE}|g" /etc/smb.conf
sed -i "s|%%USERNAME%%|${USERNAME}|g" /etc/smb.conf
sed -i "s#%%ALLOW_HOSTS%%#${ALLOW_HOSTS}#g" /etc/smb.conf

# Init users
addgroup "${USERNAME}"
adduser -D -H -G "${USERNAME}" -s /bin/false "${USERNAME}"
# shellcheck disable=SC1117
echo -e "${PASSWORD}\n${PASSWORD}" | smbpasswd -a -s -c /etc/smb.conf "${USERNAME}"

# Start samba
nmbd -F -S -s /etc/smb.conf &
WAIT_PIDS+=($!)

smbd -F -S -s /etc/smb.conf &
WAIT_PIDS+=($!)

# Register stop
function stop_samba() {
    bashio::log.info "Kill Processes..."
    kill -15 "${WAIT_PIDS[@]}"
    wait "${WAIT_PIDS[@]}"
    bashio::log.info "Done."
}
trap "stop_samba" SIGTERM SIGHUP

# Wait until all is done
wait "${WAIT_PIDS[@]}"