Scripts/bin/cloud-rclone.sh

#!/usr/bin/env bash
set -euo pipefail # bash strict mode
echo -e Cloud service: \\n \
    M,m - MEGA \\n \
    O,o - OneDrive \\n \
    G,g - Google Drive \\n

echo only MEGA works:
read  service
read -rp "username: " user
read -srp "password: " pass
case "$service" in
    M|m) rclone --mega-user "$user" --mega-pass "$pass" ls /
        ;;
    *) echo Bad usage ;;
esac