#!/bin/sh
basedir=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )

cp /etc/slackpkg/mirrors $basedir/.mirrors-old

printf "\x1b[1;31m======================= [ \x1b[7;31m ATTENTION \x1b[0;0m\x1b[1;31m ] ========================\n\x1b[0;0m"
printf "\x1b[16;32mREAD CAREFULLY:\n\x1b[0;0m"
echo "this script will open a text editor to edit the mirror list"
echo "for the package manager."
echo "please uncomment a mirror from a location near you,"
echo "by removing the '#' from the beginning of the line."
printf "\x1b[16;32mONLY CHOOSE ONE MIRROR !\n\x1b[0;0m"
printf "\x1b[16;32mDO NOT CHOOSE A -CURRENT MIRROR NOW !\n\x1b[0;0m"
echo "you can save the file by pressing ctrl+x."

printf "\x1b[1;31m================================================================\n\x1b[0;0m"

read -p "press enter to continue"
nano /etc/slackpkg/mirrors

echo "running slackpkg update ..."
slackpkg update
slackpkg update gpg

echo "============== [ system update ] ==============="
echo "simply press OK on the package selection screen"
echo "================================================"

read -p "press enter to continue"
echo "running full system update ..."
slackpkg upgrade slackpkg
slackpkg upgrade-all
slackpkg install-new

cp $basedir/mirrors /etc/slackpkg/mirrors

printf "\x1b[1;31m======================= [ \x1b[7;31m ATTENTION \x1b[0;0m\x1b[1;31m ] ========================\n\x1b[0;0m"
printf "\x1b[16;32mREAD CAREFULLY:\n\x1b[0;0m"
echo "you will now have to switch the branch to -current"
echo "same as before, you will have to manually"
echo "edit the mirror list."
echo "scroll down below the 15.0 section"
echo "and select a suitable -current mirror"
printf "\x1b[1;31m================================================================\n\x1b[0;0m"

read -p "press enter to continue"
nano /etc/slackpkg/mirrors

cp $basedir/slackpkg-blacklist-allowkern /etc/slackpkg/blacklist
echo "running full system update ..."
slackpkg update
slackpkg upgrade slackpkg
slackpkg install-new
slackpkg upgrade-all
cp $basedir/slackpkg-blacklist /etc/slackpkg/blacklist

kernel=$(ls /boot | grep vmlinuz-generic | sort | tail -1 | cut -d '-' -f 2)

initrdcmd=$(/usr/share/mkinitrd/mkinitrd_command_generator.sh -k $kernel | tail -1)
$initrdcmd

rm /boot/vmlinuz
ln -s /boot/vmlinuz-generic-$kernel /boot/vmlinuz

rm /boot/System.map
ln -s /boot/System.map-generic-$kernel.x64 /boot/System.map

rm /boot/config
ln -s /boot/config-generic-$kernel.x64 /boot/config

echo "================= [ kde purge ] =================="
echo "due to how install-new works, kde is always"
echo "installed during the first system update."
echo "if you would like, you can now purge the install."
echo "=================================================="

echo "would you like to purge all kde packages now?"
read -p "enter your choice [y/n] (n): " choice
if [[ $choice == 'y' ]]; then
  echo "purging kde packages ..."
  slackpkg remove kde
fi

echo "================== [ TeX packages ] ==============="
echo "similarly to kde, tex packages are always installed"
echo "during the first system update. if you would like,"
echo "you can now purge the install."
echo "=================================================="

echo "would you like to purge all tex packages now?"
read -p "enter your choice [y/n] (y): " choice
if [[ $choice == 'y' ]]; then
  echo "purging tex packages ..."
  slackpkg remove texlive
fi