#!/bin/bash


echo "INFO: Mounting efivarfs to avoid errors when generating grub." &&
mount -t efivarfs none /sys/firmware/efi/efivars &&


echo "INFO: Updating database of packages." &&
apt update &&


echo "INFO: Removing package shim-signed as it causes dependancy issues later." &&
apt remove -y --allow-remove-essential --purge shim-signed &&


echo "INFO: Installing packages necessary for the 32 bit grub." &&
apt install -y efibootmgr grub-common grub-efi-ia32 grub-efi-ia32-bin grub-pc-bin grub2-common mokutil secureboot-db &&


echo "INFO: Autoremoving and purging unnecessary packages to keep the update clean." &&
apt autoremove -y --purge &&


echo "INFO: Installing 32 bit grub to the storage." &&
grub-install --target=i386-efi --efi-directory=/boot/efi --bootloader-id=GRUB --boot-directory=/boot/ &&


echo "INFO: Fixing wireless network issues by disabling ipv6 and power management for the module r8723bs." &&
echo 'options r8723bs rtw_power_mgnt=0' > /etc/modprobe.d/r8723bs.conf &&
sed -i '/GRUB_CMDLINE_LINUX/ s/"$/ ipv6.disable=1"/' /etc/default/grub &&


echo "INFO: Generating grub.cfg file." &&
update-grub &&


echo "INFO: Checking if disabling the ipv6 took." &&
grep -i ipv6 /boot/grub/grub.cfg &&


echo "INFO: Bringing whole system up to date." &&
apt -y update && apt -y upgrade && apt -y dist-upgrade && apt -y full-upgrade && apt -y --purge autoremove &&


echo "INFO: Removing Firefox using snap. I dislike Firefox - comment out the next step to keep it." &&
snap remove firefox &&


echo "INFO: Updating all the snap installed packages." &&
snap refresh &&


echo "INFO: Installing some necessary and some of my favourite packages." &&
apt -y install mc htop mlocate numlockx inotify-tools iio-sensor-proxy l3afpad &&
updatedb &&


echo "INFO: Checking if ubuntu can detect some devices and install drivers for them." &&
ubuntu-drivers autoinstall &&


echo "INFO: Are we in X11 or Wayland." &&
echo $XDG_SESSION_TYPE &&


# echo "INFO: Switching from Wayland to X11. Not necessary in Ubuntu Mate." &&
# sed -i 's/#WaylandEnable=false/WaylandEnable=false/g' /etc/gdm3/custom.conf &&


echo "INFO: Downloading and installing Microsoft Edge browser. Yeah I like it. Sue me :P..." &&
wget -O microsoft-edge-stable.deb -c 'https://go.microsoft.com/fwlink?linkid=2149051&brand=M102' &&
apt -y install ./microsoft-edge-stable.deb &&


echo "INFO: Installing a service file that will disable the num lock at start. Super annoying..." &&
cd /usr/lib/systemd/system &&
wget -c https://files.andrzejl.eu/S1002/NumlockOff.service &&
cat /usr/lib/systemd/system/NumlockOff.service &&
systemctl daemon-reload &&
systemctl enable NumlockOff.service &&


echo "INFO: Enabling some services to fix errors in journalctl." &&
systemctl enable tlp.service &&


echo "INFO: Disable some services to fix errors in journalctl." &&
systemctl disable apport.service &&
# systemctl disable casper-md5check.service &&


echo "INFO: Exiting. Please reboot the system now." &&
exit