#!/usr/bin/env bash

set -euo pipefail

# function to keep sudo from timing out
function func_dont_timeout {
    while true; do
        sudo -v
        sleep 60
    done
}

# check if user is root
if [ "$EUID" -ne 0 ]; then
    sudo -v
fi

# keep sudo active in background
func_dont_timeout &

# get script directory
scriptloc="$BASH_SOURCE"
setupdir=$(dirname "$scriptloc")
#setupdir=$(pwd)

#change to home directory
#cd "$HOME"

# check if multilib repo is enabled
if ! pacman -Sl multilib &>/dev/null; then
    echo "Please enable the multilib repository first"
    exit 1
fi

# fix install problems
echo Updating keyring
sudo pacman -Sy --noconfirm archlinux-keyring
echo Updating repos and packages
sudo pacman -Syu
echo Select packages to install

# remove previously selected packages on reruns
if [ -f "$setupdir/selectedpkgs.txt" ]; then
    rm "$setupdir/selectedpkgs.txt"
fi
if [ -f "$setupdir/aurselectedpkgs.txt" ]; then
    rm "$setupdir/aurselectedpkgs.txt"
fi

cmd=(dialog --separate-output --checklist "Select Desktop environment/Window manager:" 22 76 16)
options=(100 "[WM] sway" off)
choices=$("${cmd[@]}" "${options[@]}" 2>&1 >/dev/tty)
clear
for choice in $choices; do
    case $choice in
        100)
            printf '%s\n' 'sway' 'swaylock' 'swayidle' 'swaybg' 'xorg-xwayland' 'xdg-desktop-portal-wlr' 'xdg-desktop-portal-gtk' 'qt5-wayland' 'qt6-wayland' >> "$setupdir/selectedpkgs.txt"
            ;;
    esac
done

cmd=(dialog --separate-output --checklist "Select browsers:" 22 76 16)
options=(0 "Firefox" on # any option can be set to default to "on"
    10 "Chromium" off
    20 "Torbrowser" off)
choices=$("${cmd[@]}" "${options[@]}" 2>&1 >/dev/tty)
clear
for choice in $choices; do
    case $choice in
        0)
            echo "firefox" >> "$setupdir/selectedpkgs.txt"
            ;;
        10)
            echo "chromium" >> "$setupdir/selectedpkgs.txt"
            ;;
        20)
            echo "torbrowser-launcher" >> "$setupdir/selectedpkgs.txt"
            ;;
    esac
done

cmd=(dialog --separate-output --checklist "Select other programs:" 22 76 16)
options=(0 "VirtManager" off # any option can be set to default to "on"
    1 "VMWare Workstation" off
    10 "Steam" off
    11 "Lutris" off
    12 "Citra" off
    20 "Krita" off
    21 "Gimp" off
    31 "YT-dlp" on
    32 "Megatools" off
    40 "Handbrake" off
    41 "Audacity" off
    42 "k3b" off
    43 "kid3" off
    60 "Discord" on
    61 "Element" off
    62 "Telegram" off
    70 "TestSSL" off
    80 "Onedriver" off)
choices=$("${cmd[@]}" "${options[@]}" 2>&1 >/dev/tty)
clear
for choice in $choices; do
    case $choice in
        0)
            printf '%s\n' 'qemu' 'virt-manager' 'ebtables' 'dnsmasq' 'edk2-ovmf' >> "$setupdir/selectedpkgs.txt"
            ;;
        1)
            echo "vmware-workstation" >> "$setupdir/aurselectedpkgs.txt"
            ;;
        10)
            printf '%s\n' 'steam' 'steam-native-runtime' >> "$setupdir/selectedpkgs.txt"
            ;;
        11)
            echo "lutris" >> "$setupdir/selectedpkgs.txt"
            ;;
        12)
            echo "citra-qt-git" >>"$setupdir/aurselectedpkgs.txt"
            ;;
        20)
            echo "krita" >> "$setupdir/selectedpkgs.txt"
            ;;
        21)
            echo "gimp" >> "$setupdir/selectedpkgs.txt"
            ;;
        31)
            printf '%s\n' 'yt-dlp' >>"$setupdir/aurselectedpkgs.txt"
            ;;
        32)
            echo "megatools-bin" >>"$setupdir/aurselectedpkgs.txt"
            ;;
        40)
            echo "handbrake" >>"$setupdir/selectedpkgs.txt"
            ;;
        41)
            echo "audacity" >>"$setupdir/selectedpkgs.txt"
            ;;
        42)
            printf '%s\n' 'k3b' 'cdparanoia' 'cdrdao' 'cdrtools' 'dvd+rw-tools' 'emovix' 'transcode' 'vcdimager' >>"$setupdir/selectedpkgs.txt"
            ;;
        43)
            echo "kid3" >>"$setupdir/selectedpkgs.txt"
            ;;
        60)
            echo "discord" >>"$setupdir/selectedpkgs.txt"
            ;;
        61)
            echo "element-desktop" >>"$setupdir/selectedpkgs.txt"
            ;;
        62)
            echo "telegram-desktop" >>"$setupdir/selectedpkgs.txt"
            ;;
        70)
            echo "testssl.sh" >>"$setupdir/selectedpkgs.txt"
            ;;
        80)
            echo "onedriver" >>"$setupdir/aurselectedpkgs.txt"
    esac
done

in_acpufreq=0

cmd=(dialog --separate-output --checklist "Performance and Battery life" 22 76 16)
options=(0 "auto-cpufreq" off
         1 "corectrl" off)
choices=$("${cmd[@]}" "${options[@]}" 2>&1 >/dev/tty)
clear
for choice in $choices
do
    case $choice in
        0)
            in_acpufreq=1
            echo "auto-cpufreq-git" >> "$setupdir/aurselectedpkgs.txt"
            # TODO Handle rest of installation
            ;;
        1)
            echo "corectrl" >> "$setupdir/aurselectedpkgs.txt"
            ;;
    esac
done

in_doomemacs=0
in_podman=0

cmd=(dialog --separate-output --checklist "Devtools" 22 76 16)
options=(0 "doom-emacs" off
    10 "Podman" off)
choices=$("${cmd[@]}" "${options[@]}" 2>&1 >/dev/tty)
clear
for choice in $choices; do
    case $choice in
        0)
            in_doomemacs=1
            # TODO sort pacman and AUR packages
            # pychecker not in AUR anymore
            printf '%s\n' 'git' 'emacs-wayland' 'ripgrep' 'fd' 'pandoc' 'shellcheck' 'python-pipenv' 'python-isort' 'python-pytest' 'python-rednose' 'pychecker' 'texlive-core' 'pyright' 'python-grip' 'prettier' 'shfmt' >>"$setupdir/aurselectedpkgs.txt"
            # TODO handle rest of installation
            ;;
        10)
            in_podman=1
            ;;
    esac
done

cmd=(dialog --separate-output --checklist "Report installed packages?" 22 76 16)
options=(0 "pkgstats" off)
choices=$("${cmd[@]}" "${options[@]}" 2>&1 >/dev/tty)
clear
for choice in $choices; do
    case $choice in
        0)
            echo "pkgstats" >>"$setupdir/selectedpkgs.txt"
            ;;
    esac
done

: '
# Packages installed on different systems
in_arco_pc=0
in_arco_hp=0

cmd=(dialog --separate-output --checklist "Install system specific packages?" 22 76 16)
options=(1 "Arco PC" off
    2 "Arco HP" off)
choices=$("${cmd[@]}" "${options[@]}" 2>&1 >/dev/tty)
clear
for choice in $choices; do
    case $choice in
        1)
            in_arco_pc=1
            ;;
        2)
            in_arco_hp=1
            ;;
    esac
done
'

if [ -f "$setupdir/notfoundpackages.txt" ]; then
    rm "$setupdir/notfoundpackages.txt"
fi

# NOTE on unattended pacman installing
# Option 1: Will assume the default choice
#--noconfirm
# Option 2: Will always choose "yes", locale override needed to work all the time (might fail for other locales)
#yes | LC_ALL=en_US.UTF-8 pacman ...
#
# excpect & send

#uninstalling unused packages
echo Uninstalling unused packages
set +e
while read package; do
    sudo pacman -Rns --noconfirm "$package"
done <"$setupdir/packages/uninstall.txt"
set -e

echo Uninstalled unused packages

# explicitly install pipewire first
sudo pacman -S --needed pipewire wireplumber pipewire-jack pipewire-pulse pipewire-alsa

#pacman programs
echo Installing default pacman programs
#sudo pacman -S --needed - <"$setupdir/packages/officialpkgs.txt"
while read package; do
    sudo pacman -S --needed --noconfirm "$package" || echo "$package" >>"$setupdir/notfoundpackages.txt"
done <"$setupdir/packages/officialpkgs.txt"
echo Installed official programs

#install wine
echo Installing wine
#sudo pacman -S --needed - <"$setupdir/packages/winepkgs.txt"
while read package; do
    sudo pacman -S --needed --noconfirm "$package" || echo "$package" >>"$setupdir/notfoundpackages.txt"
done <"$setupdir/packages/winepkgs.txt"
echo Installed wine

# install paru-bin
if [[ ! $(pacman -Q paru) ]]; then
    echo "Installing paru from the AUR"
    git clone https://aur.archlinux.org/paru-bin.git
    cd paru-bin
    makepkg -si
    cd ..
fi

# AUR
echo Installing default AUR programs
paru -S --needed - <"$setupdir/packages/aurpkgs.txt"
# TODO for btrfsmaintenance, use btrfsmaintenance (1)
# TODO for jellyfin-media-player, use jellyfin-media-player (1)
# TODO sublimme-music (1)
# TODO for ttf-iosevka, use ttf-iosevka (1)
# TODO for ttf-ms-fonts, use ttf-ms-fonts (1)
# TODO for ttf-vista-fonts, use ttf-vista-fonts (1)
# TODO nohang (1)
echo Installed AUR programs

# theming
echo Installing themes and icons
paru -S --needed - <"$setupdir/packages/theme-packages.txt"
echo Installed themes and icons

###################
#selected programs#
###################
echo Installing selected programs

# install selected packages
if [ -f "$setupdir/selectedpkgs.txt" ]; then
    echo Installing from official repository
    # NOTE || true to continue if no packages have been selected
    sudo pacman -S --needed --noconfirm - <"$setupdir/selectedpkgs.txt" || true
fi

# install selected aur packages
if [ -f "$setupdir/aurselectedpkgs.txt" ]; then
    echo Installing from AUR
    # NOTE || true to continue if no packages have been selected
    paru -S --needed - <"$setupdir/aurselectedpkgs.txt" || true
fi

#performance and battery life
if [ $in_acpufreq -eq 1 ]; then
    echo "Installing auto-cpufreq"
    paru -S --needed auto-cpufreq-git
    sudo auto-cpufreq --install
    sudo systemctl start auto-cpufreq
    sudo systemctl enable auto-cpufreq
fi

#devtools
if [ $in_doomemacs -eq 1 ]; then
    echo "Installing doom-emacs"
    # doom emacs
    sudo pacman -S --needed emacs-wayland git
    # unsorted
    paru -S --needed fd pandoc python-pipenv python-isort python-pytest texlive-core clang
    # python
    sudo pacman -S --needed pyright python-black python-debugpy python-pyflakes
    # shell
    sudo pacman -S --needed shellcheck bash-language-server shfmt
    # markdown
    sudo pacman -S --needed prettier
    # debugger
    sudo pacman -S --needed nodejs lldb lldb-mi gdb unzip
    # docker
    paru -S --needed dockerfile-language-server dockfmt
    # lookup
    sudo pacman -S --needed ripgrep
    # terraform
    sudo pacman -S --needed terraform
    # grammar
    sudo pacman -S --needed languagetool
    # php
    sudo pacman -S --needed php composer
    # web
    sudo pacman -S --needed tidy stylelint
    paru -S --needed js-beautify
    # rest of installation
    rm -rf ~/.config/emacs
    git clone --depth 1 https://github.com/doomemacs/doomemacs ~/.config/emacs
    ~/.config/emacs/bin/doom install
    export PATH="$PATH":$HOME/.config/emacs/bin
fi

if [ $in_podman -eq 1 ]; then
    echo "Installing podman"
    sudo pacman -S --needed podman fuse-overlayfs buildah aardvark-dns
    sudo touch /etc/subuid /etc/subgid
    sudo usermod --add-subuids 100000-165536 --add-subgids 100000-165536 "$USER"
    sudo groupadd -f podman
    sudo usermod -aG podman "$USER"
fi

# other system configs
: '
# arco pc
if [ $in_arco_pc -eq 1 ]; then
    echo "Installing arco pc packages"
    paru -S --needed - <"$setupdir/packages/lupusregina-packages.txt"
fi

# arco hp
if [ $in_arco_hp -eq 1 ]; then
    echo "Installing arch hp packages"
    paru -S --needed - <"$setupdir/packages/arch-hp-packages.txt"
fi
'

# install nix
#curl -sSf -L https://install.determinate.systems/nix | sh -s -- install

##############################
#####   Configuration    #####
##############################
echo Configuring packages

#change shell
chsh -s /usr/bin/fish "$USER"

# setup autotrash
#autotrash -td 5 --install

#systemctl --user enable autotrash.timer

#enable vnstat
sudo systemctl enable --now vnstat


# enable lockscreen for systemd
#sudo systemctl enable betterlockscreen@$USER

# enable firewall
echo "Enabling Firewall"
sudo systemctl enable --now firewalld
# || true because firewalld doesn't work without a reboot
sudo firewall-cmd --zone=public --permanent --remove-service=ssh || true

# enable gdm
sudo systemctl enable gdm

# regenerate locale
# Fixes rofi not launching
#sudo locale-gen

: '
if [[ $(pacman -Q | grep sway) ]]; then
    sudo systemctl enable --now seatd.service
    sudo gpasswd -a "$USER" seat 1>/dev/null
fi
'

# update fonts cache
fc-cache -f

echo Setting config
# FIXME not found
bash "$setupdir/../arch-config/install.sh"

if [[ $(pacman -Q pkgstats 2>/dev/null >/dev/null) ]]; then
    pkgstats
fi

echo Finished everything
exit 0