nitromenu.sh

#!/usr/bin/env bash
# As of Dec 16 2020 requires nitrocli built from otp cache branch:
# https://github.com/d-e-s-o/nitrocli/tree/topic/otp-cache
# Setup:
# Set the exported variables below
# Set NITROCLI_OTP_PATH to the location of nitrocli-otp-cache binary
export NITROCLI_BINARY="/usr/bin/nitrocli"
export NITROCLI_MODEL="storage"
export NITROCLI_VERBOSITY='10'

NITROCLI_OTP_PATH="${HOME}/.cargo/bin/nitrocli-otp-cache"

set -Eeuo pipefail
trap reporterror ERR

reporterror() {
    dunstify --appname='TOTP' "Encountered an error"
}
KEY_NAME=$(${NITROCLI_OTP_PATH} list | awk '{print $2}' | tail -n+2 | dmenu -l 10 -p "TOTP:")
# check for user cancellation
[[ $KEY_NAME = '' ]] && exit 255

NOTIFICATION_ID=0
NOTIFICATION_ACTION=''


function get_key() {
    TOTP_KEY=$($NITROCLI_OTP_PATH get "${KEY_NAME}")
    echo -n "$TOTP_KEY" | xclip -selection clipboard
    EPOCH=$(date +%s)
    TIME_REMAINING=$(( 30 - EPOCH % 30 ))
    NOTIFICATION_OUTPUT=$(dunstify -u low \
        -A again,"Copy key again" \
        --replace=${NOTIFICATION_ID} \
        --printid \
        --appname='TOTP' \
        "${KEY_NAME} OTP copied"\
        "Time remaining: $TIME_REMAINING seconds")

    NOTIFICATION_ID=$(echo "$NOTIFICATION_OUTPUT" | head -n1)
    NOTIFICATION_ACTION=$(echo "$NOTIFICATION_OUTPUT" | tail -n1)
}

get_key
while [[ $NOTIFICATION_ACTION = "again" ]]; do
    get_key
done