Scripts/bin/archive.sh

#!/usr/bin/env bash
set -euo pipefail # bash strict mode
display_help(){
    echo "Usage: ${0##*/} [ext] [file/s]"
    exit 2
}
[[ $# -lt 2 ]] && display_help

ext="$1"
case "$ext" in
    zip)   cmd="zip -r9" ;;
    7z)    cmd="7z a -t7z -mx=9" ;;
    tar)   cmd="tar -uvf" ;;
    tar.*) cmd="tar -cavf" ;;
        # tar.zst)  cmd="tar -c -I'zstd --ultra -filefile -T0' -vf" ;;
    h|\?|:|*) display_help ;;
esac
shift 1

date=$(date +'%F')
$cmd "archive_${date}_${1}.${ext}" -- "$@"