#!/bin/bash

FollowFile() {
    local tailfile="$1"
    local term_title="$2"

    alacritty -t "$term_title" -e tail -f "$tailfile" &
}

catch_chrooted_pacman_log() {
    local pacmanlog=""
    local lockfile="$HOME/.$1.lck"

    # wait until pacman.log is available in the chrooted system, then follow the log in background
    while true ; do
        sleep 2
        pacmanlog="$(/usr/bin/ls -1 /tmp/calamares-root-*/var/log/pacman.log 2>/dev/null | /usr/bin/tail -n 1)"
        if [ -n "$pacmanlog" ] ; then
            # pacman.log found
            [ -r "$lockfile" ] && return
            /usr/bin/touch "$lockfile"
            FollowFile "$pacmanlog" "Pacman log" 400 50
            break
        fi
    done
}

Main() {
    resp=$(curl -s -o /dev/null -I -w "%{http_code}" http://192.168.1.250/cache/x86_64/)

    if [ $resp -eq 200 ]; then
        sudo cp /etc/pacman-cache.conf /etc/pacman.conf
    else
        sudo cp /etc/pacman-std.conf /etc/pacman.conf
    fi

    local progname
    progname="$(basename "$0")"
    local log=/home/liveuser/melawy-install.log
    local mode=""

    case "$progname" in
        calamares-online) mode=online ;;
        calamares-offline) mode=offline ;;
    esac
    mode=online  # keep this line for now!

    local _efi_check_dir="/sys/firmware/efi"
    local _exitcode=2 # by default use grub

    local SYSTEM=""
    local BOOTLOADER=""
    if [ -d "${_efi_check_dir}" ]; then
        SYSTEM="UEFI SYSTEM"

        # Restrict bootloader selection to only UEFI systems
#         _exitcode=$(yad --width 300 --title "Bootloader" \
#     --image=gnome-shutdown \
#     --button="Grub:2" \
#     --button="Systemd-boot:3" \
#     --button="Refind:4" \
#     --text "Choose Bootloader:" ; echo $?)
    else
        SYSTEM="BIOS/MBR SYSTEM"
    fi


#     if [[ "${_exitcode}" -eq 2 ]]; then
#         BOOTLOADER="GRUB"
#         echo "USING GRUB!"
#         yes | sudo pacman -R cachyos-calamares-systemd
#         yes | sudo pacman -R cachyos-calamares-grub
#         yes | sudo pacman -R cachyos-calamares-refind
#         yes | sudo pacman -Sy cachyos-calamares-grub
#     elif [[ "${_exitcode}" -eq 3 ]]; then
#         BOOTLOADER="SYSTEMD-BOOT"
#         echo "USING SYSTEMD-BOOT!"
#         yes | sudo pacman -R cachyos-calamares-grub
#         yes | sudo pacman -R cachyos-calamares-refind
#         yes | sudo pacman -Sy cachyos-calamares-systemd
#     elif [[ "${_exitcode}" -eq 4 ]]; then
#         BOOTLOADER="REFIND"
#         echo "USING REFIND!"
#         yes | sudo pacman -R cachyos-calamares-grub
#         yes | sudo pacman -R cachyos-calamares-systemd
#         yes | sudo pacman -Sy cachyos-calamares-refind
#     else
#         exit
#     fi

    cat <<EOF > $log
########## $log by $progname
########## Started (UTC): $(date -u "+%x %X")
########## Install mode: $mode
########## System: $SYSTEM
########## Bootloader: $BOOTLOADER
EOF
#     FollowFile "$log" "Install log" 20 20

    sudo cp /etc/calamares/settings_${mode}.conf /etc/calamares/settings.conf

    platform="$XDG_SESSION_TYPE"

    if [ -z $platform ]; then
        platform=$(loginctl show-session $(loginctl | grep $(whoami) | awk '{print $1}') -p Type | cut -d"=" -f 2)
    fi

    if [ -n "$platform" ] && [ "$platform" == "wayland" ]; then
        sudo -E dbus-launch calamares -D8 -d -platform $platform >> $log
    else
        sudo -E dbus-launch calamares -D8 >> $log
    fi

#     &

    # comment out the following line if pacman.log is not needed:
#     [ "$mode" = "online" ] && catch_chrooted_pacman_log "$progname"
}

Main "$@"