bash_profile

# First run script for AlpineWSL2.

blu=$(tput setaf 4)
cyn=$(tput setaf 6)
grn=$(tput setaf 2)
mgn=$(tput setaf 5)
red=$(tput setaf 1)
ylw=$(tput setaf 3)
txtrst=$(tput sgr0)

test -e /mnt/c/Users/Public/shutdown.cmd && rm /mnt/c/Users/Public/shutdown.cmd
test -e ~/shutdown.cmd && rm ~/shutdown.cmd
figlet -t -k -f /usr/share/figlet/fonts/mini.flf "Welcome to Alpine Linux for WSL2" | lolcat
echo -e "\033[33;7mDo not interrupt or close the terminal window till script finishes execution!!!\n\033[0m"

echo -e ${grn}"Do you want to create a new user?"${txtrst}
select yn in "Yes" "No"; do
    case $yn in
        Yes)
            echo " "
            while read -p "Please enter the username you wish to create : " username; do
                if [ "x$username" = "x" ]; then
                    echo -e ${red}" Blank username entered. Try again!!!"${txtrst}
                    echo -en "\033[1A\033[1A\033[2K"
                    username=""
                elif grep -q "^$username" /etc/passwd; then
                    echo -e ${red}"Username already exists. Try again!!!"${txtrst}
                    echo -en "\033[1A\033[1A\033[2K"
                    username=""
                else
                    adduser -G wheel -s /bin/bash "$username"
                    echo "$username ALL=(ALL) ALL" > /etc/sudoers.d/wheel
					chmod 0440 /etc/sudoers.d/wheel
                    sed -i "/\[user\]/a default = $username" /etc/wsl.conf >/dev/null
                    echo "@echo off" | sudo tee -a ~/shutdown.cmd >/dev/null 2>&1
                    echo "wsl.exe --terminate $WSL_DISTRO_NAME" | sudo tee -a ~/shutdown.cmd >/dev/null 2>&1
                    if env | grep "WT_SESSION" >/dev/null 2>&1; then
                        echo "wt.exe -w 0 nt wsl.exe -d $WSL_DISTRO_NAME" | sudo tee -a ~/shutdown.cmd >/dev/null 2>&1
                    else
                        echo "cmd /c start \"$WSL_DISTRO_NAME\" wsl.exe --cd ~ -d $WSL_DISTRO_NAME" | sudo tee -a ~/shutdown.cmd >/dev/null 2>&1
                    fi
                    echo "del C:\Users\Public\shutdown.cmd" | sudo tee -a ~/shutdown.cmd >/dev/null 2>&1
                    cp ~/shutdown.cmd /mnt/c/Users/Public && rm ~/shutdown.cmd

                    secs=3
                    printf ${ylw}"\nTo set the new user as the default user, AlpineWSL2 will shutdown and restart!!!\n\n"${txtrst}
                    while [ $secs -gt 0 ]; do
                        printf "\r\033[KShutting down in %.d seconds. " $((secs--))
                        sleep 1
                    done

                    rm ~/.bash_profile
                    powershell.exe -command "Start-Process -Verb Open -FilePath 'shutdown.cmd' -WorkingDirectory 'C:\Users\Public' -WindowStyle Hidden"
                    exec sleep 0
                fi
            done
            ;;
        No)
		    rm ~/.bash_profile
			clear
            break
            ;;
    esac
done