fresh/fresh.sh

#!/bin/bash
# userinput and resume after reboot
# mkfs.fat -F 32 -n EFIBOOT /dev/

# Get params
while getopts "r:p:d:v:h" opt;
do case $opt in
       h) echo -e "-r: https://link-to-repo\n-p: /link/to/prog/file\n-d: devicename for special dotfiles\n-v: verbose, please supply logfile path (default is $HOME/install.log)" && exit ;;
       d) device=${OPTARG} ;;
       r) repo=${OPTARG} && git ls-remote "$repo" || exit ;;
       p) prog=${OPTARG} ;;
       a) aurhelper=${OPTARG} ;;
       v) logfile=${OPTARG} ;;
       \?) echo "-$OPTARG is not valid" >&2 && exit ;;
   esac
done

device=${device:="480"}
repo=${repo:="https://toerd@bitbucket.org/toerd/dotfiles"}
prog=${prog:="$HOME/install/pack.list"}
aurhelper=${aurhelper:="yay"}
logfile=${logfile:="$HOME/install/install.log"}

if [ -z ${v+x} ]; then logfile="/dev/null"
fi

startup_msg() {
    dialog --infobox "Welcome to the installer." 0 0 || { clear; exit; }
    echo "Installation started\n\n" >> $logfile
}

init() {
    pacman -S --noconfirm --needed dialog git make || { echo "Run as root user"; exit; }
    dialog --infobox "Refresh of the Keyring" 0 0
    pacman --noconfirm -Sy archlinux-keyring &> $logfile
}

pre_install() {
    dialog --title "Start the installation" --yes-label "Okey Dokey Artischokey" --no-label "NOPE Byeee" --yesno "\nIf you decide to start the installation, grab a beer and watch some youtube vids (On another device ofc)\n\nIf not... then you should just DIY ._." 0 0 || { clear; exit; }
    echo "Automatic part started\n\n" >> $logfile
}

get_credentials() {
    uname=$(dialog --inputbox "Enter an username" 0 0 2>&1 1>/dev/tty)
    echo $uname
    while ! [[ $uname =~ ^[_a-z][_a-z0-9]{0,30}$ ]]; do
        uname=$(dialog --no-cancel --inputbox "$uname Please enter a - valid - username" 0 0 2>&1 1>/dev/tty)
    done
    # Grab the password and check if it matches
    passw=$(dialog --no-cancel --passwordbox "Enter a password" 0 0 2>&1 1>/dev/tty)
    passr=$(dialog --no-cancel --passwordbox "Confirm password" 0 0 2>&1 1>/dev/tty)
    while [[ ${passw} != ${passr} || ${#passw} -lt 8 ]]; do
        passw=$(dialog --no-cancel --passwordbox "${#passw} Passwords did not match or length < 8\nEnter a password" 0 0 2>&1 1>/dev/tty)
        passr=$(dialog --no-cancel --passwordbox "Confirm password" 0 0 2>&1 1>/dev/tty)
    done
    echo "Username and password successfully supplied\n\n" >> $logfile
}

create_user() {
    dialog --infobox "Creating user - $uname" 0 0
    useradd -m -g wheel -s /bin/bash "$uname" &>$logfile || usermod -a -G wheel "$uname" && mkdir -p /home/"$uname" && chown "$uname":wheel /home/"$uname"
    echo "$uname:$passw" | chpasswd
    unset passw passr ;
    echo "User successfully created\n\n" >> $logfile
}

install_pacman() {
    dialog --title "Pacman packages" --infobox "Package $n/$ps\n\nInstalling: $1\n\n> $2 <" 0 0
    pacman --noconfirm --needed -S "$1" &>$logfile
}

install_aur() {
    dialog --title "AUR packages" --infobox "AUR Package $n/$as\n\nInstalling: $1\n\n> $2 <" 0 0
    # is package already installed?
    grep "^$1$" <<< "$aur_already_installed" && return
    sudo -u $uname $aurhelper -S --noconfirm "$1" $>$logfile
}

install_from_source() {
    dialog --title "Manual packages" --infobox "Manual Package $n/$ms\n\nInstalling: $1\n\n> $2 <" 0 0
    cd "$1" || exit
    make clean && make && sudo -u $uname make install &>$logfile ;
    cd "/home/$uname" || exit
}

install_aur_helper() {
    dialog --title "Installing the AUR Helper" --infobox "Installing dependencies..." 0 0
    pacman --noconfirm --needed -S go &>$logfile
    dialog --title "Installing the AUR Helper" --infobox "Cloning repository..." 0 0
    dir=$(mktemp -d)
    git clone https://aur.archlinux.org/yay.git "$dir" &>$logfile
    cd "$dir" || exit
    sudo -u $uname makepkg --noconfirm -si &>$logfile
}

installation_loop() {
    echo "Entered installationloop\n\n" >> $logfile
    ([ -f "$prog" ] && cp "$prog" /tmp/pack.list) || curl -Ls "$prog" > /tmp/pack.list
    ps=$(grep -e ",P," /tmp/pack.list | wc -l)
    as=$(grep -e ",A," /tmp/pack.list | wc -l)
    ms=$(grep -e ",M," /tmp/pack.list | wc -l)
    aur_already_installed=$(pacman -Qqm)
    #IFS separator
    while IFS=, read -r platform prefix program info; do
        n=$((n+1))

        if [[ ${platform} != "A" ]] && [[ ${platform} != ${curr_plattform} ]]; then
            continue
        fi

        case $prefix in
            P) install_pacman "$program" "$info" ;;
            A) install_aur "$program" "$info" ;;
        esac
    done < /tmp/pack.list
}

enable_service() {
    for service in "$@"; do
    dialog --infobox "Enabling: $service" 0 0
    systemctl enable "$service"
    systemctl start "$service"
    echo "Services $service started\n\n" >> $logfile
    done
}

set_permissions() {
    sed -i '/#toerd/d' /etc/sudoers
    echo -e "$@ #toerd" >> /etc/sudoers
    echo "Permissions set\n\n" >> $logfile
}

download_dotfiles() {
    cd /home/$uname
    mkdir -p .dotfiles && cd .dotfiles
    git clone $repo .
    echo "Dotfiles downloaded\n\n" >> $logfile
}

no_beep() {
    rmmod pcspkr
    echo "blacklist pcspkr" > /etc/modprobe.d/nobeep.conf
    echo "Beep killed\n\n" >> $logfile
}

ready_steady_go() {
    dialog --title "WE ARE DONE" --infobox "The installation is complete\n\n#fingerscrossed everything worked :D" 0 0 ;
}



init
startup_msg
get_credentials
pre_install
create_user
set_permissions "%wheel ALL=(ALL) NOPASSWD: ALL"
install_aur_helper
installation_loop
download_dotfiles
set_permissions "%wheel ALL=(ALL) ALL\\n%wheel ALL=(ALL) NOPASSWD: /usr/bin/shutdown,/usr/bin/reboot,/usr/bin/systemctl suspend,/usr/bin/wifi-menu,/usr/bin/mount,/usr/bin/umount,/usr/bin/pacman -Syu,/usr/bin/pacman -Syyu,/usr/bin/packer -Syu,/usr/bin/packer -Syyu,/usr/bin/systemctl restart NetworkManager,/usr/bin/rc-service NetworkManager restart,/usr/bin/pacman -Syyu --noconfirm,/usr/bin/loadkeys,/usr/bin/yay"
no_beep
sed -i "s/#Color^/Color/g" /etc/pacman.conf
ready_steady_go
clear