#!/usr/bin/env bash
# bash -c "$(wget -qLO - https://github.com/tteck/Proxmox/raw/main/misc/edge-kernel.sh)"
set -e
KERNEL_ON=$(uname -r)
PVE_KERNEL=$(dpkg --list| grep 'kernel-.*-pve' | awk '{print substr($2, 12, length($2)-1) }' | tac | head -n 1)
EDGE_KERNEL=$(dpkg --list| grep 'kernel-.*-edge' | awk '{print substr($2, 12, length($2)-1) }' | tac | head -n 1)
clear
while true; do
    read -p "THIS IS A PROXMOX EDGE KERNEL TOOL, USE AT YOUR OWN RISK. Proceed(y/n)?" yn
    case $yn in
        [Yy]* ) break;;
        [Nn]* ) exit;;
        * ) echo "Please answer yes or no.";;
    esac
done
clear

show_menu(){
    normal=`echo "\033[m"`
    safe=`echo "\033[32m"`
    menu=`echo "\033[36m"`
    number=`echo "\033[33m"`
    bgred=`echo "\033[41m"`
    fgred=`echo "\033[31m"`
    proxmox-boot-tool kernel list
    echo -e "\nCurrent Kernel: ${menu}${KERNEL_ON}${normal}"
    printf "\n${menu}*********************************************${normal}\n"
    printf "${menu}**${number} 1)${normal} Install Proxmox 5.18 Edge Kernel & Reboot\n"
    printf "${menu}**${number} 2)${normal} Switch to Proxmox PVE ${menu}${PVE_KERNEL}${normal} Kernel & Reboot\n"
    printf "${menu}**${number} 3)${normal} Switch to Proxmox Edge ${menu}${EDGE_KERNEL}${normal} Kernel & Reboot\n"
    printf "${menu}**${number} 4)${normal} Remove Proxmox Edge Kernel & Reboot\n"
    printf "${menu}*********************************************${normal}\n"
    printf "Please choose an option from the menu and enter or ${fgred}x${normal} to exit."
    read opt
}
option_picked(){
    msgcolor=`echo "\033[01;31m"`
    normal=`echo "\033[00;00m"`
    message=${@:-"${normal}Error: No message passed"}
    printf "${msgcolor}${message}${normal}\n"
}
clear
show_menu
while [ $opt != '' ]
    do
    if [ $opt = '' ]; then
      exit;
    else
      case $opt in
        1) while true; do
            read -p "Are you sure you want to Install Proxmox 5.18 Edge Kernel & Reboot? Proceed(y/n)?" yn
            case $yn in
            [Yy]* ) break;;
            [Nn]* ) exit;;
                * ) echo "Please answer yes or no.";;
            esac
           done
           clear;
            option_picked "Installing Proxmox 5.18 Edge Kernel & Rebooting";
            apt-get install -y gnupg
            curl -1sLf 'https://dl.cloudsmith.io/public/pve-edge/kernel/gpg.8EC01CCF309B98E7.key' | apt-key add -
            echo "deb https://dl.cloudsmith.io/public/pve-edge/kernel/deb/debian bullseye main" > /etc/apt/sources.list.d/pve-edge-kernel.list
            apt-get -y update
            apt-get -y install pve-kernel-5.18-edge
            reboot
            break;
        ;;
        2) while true; do
            read -p "Are you sure you want to Switch to Proxmox PVE ${PVE_KERNEL} Kernel & Reboot? Proceed(y/n)?" yn
            case $yn in
            [Yy]* ) break;;
            [Nn]* ) exit;;
                * ) echo "Please answer yes or no.";;
            esac
           done
           clear;
            option_picked "Switching to Proxmox PVE Kernel & Rebooting";
            proxmox-boot-tool kernel pin ${PVE_KERNEL}
            reboot
            break;
        ;;
        3) while true; do
            read -p "Are you sure you want to Switch to Proxmox ${EDGE_KERNEL} Edge Kernel & Reboot? Proceed(y/n)?" yn
            case $yn in
            [Yy]* ) break;;
            [Nn]* ) exit;;
                * ) echo "Please answer yes or no.";;
            esac
           done
           clear;
            option_picked "Switching to Proxmox Edge Kernel & Rebooting";
            proxmox-boot-tool kernel pin ${EDGE_KERNEL}
            reboot
            break;
        ;;
        4) while true; do
            read -p "Are you sure you want to Remove Proxmox Edge Kernel & Reboot? Proceed(y/n)?" yn
            case $yn in
            [Yy]* ) break;;
            [Nn]* ) exit;;
                * ) echo "Please answer yes or no.";;
            esac
           done
           clear;
            option_picked "Removing Proxmox Edge Kernel & Rebooting";
            apt-get purge -y ${EDGE_KERNEL}
            rm -rf /etc/apt/sources.list.d/pve-edge-kernel.list
            proxmox-boot-tool kernel unpin
            reboot
            break;
        ;;
        x)exit;
        ;;
        \n)exit;
        ;;
        *)clear;
            option_picked "Please choose an option from the menu";
            show_menu;
        ;;
      esac
    fi
  done

show_menu