#!/bin/bash

# This is MAX update script for Porteus
# Version 2026-01-07

# Copyright 2026-2035, Blaze, Dankov, Russia
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#
#  THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR IMPLIED
#  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
#  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO
#  EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
#  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
#  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
#  OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
#  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
#  OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
#  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

# root check
if [ `whoami` != "root" ]; then
    echo -e "\nYou need to be root to run this script.\n"
    exit 1
fi

PRGNAM=${PRGNAM:-MAX}
BUILD=${BUILD:-1}
ARCH=$( uname -m )
VERSION=$(lynx --source https://aur.archlinux.org/cgit/aur.git/plain/PKGBUILD?h=max-bin | grep pkgver | cut -d'=' -f2)
SOURCE=$(echo https://download.max.ru/electron/MAX.rpm)
BOLD=${BOLD:-"\e[1m"}
CYAN=${CYAN:-"\e[96m"}
GREEN=${GREEN:-"\e[92m"}
RED=${RED:-"\e[31m"}
RESET=${RESET:-"\e[0m"}
CWD=$(pwd)
TMPDIR=/tmp/portch
PKG=$TMPDIR/package-$PRGNAM
PKGINFO=$PKG/var/lib/pkgtools/packages
OUTPUT=${OUTPUT:-/tmp}

cleanup(){
[ -d $TMPDIR ] && rm -rf $TMPDIR
[ -d $PKG ] && rm -rf $PKG
exit	
}

# check if MAX installed in the system
if [[ -f "/opt/MAX/MAX" ]]; then
    MYVER=${MYVER:-`basename /var/lib/pkgtools/packages/MAX* | cut -d'-' -f2`}
fi

if [ "$MYVER" == "$VERSION" ]; then
    echo -e "You have the latest ${GREEN}$MYVER${RESET} version of $PRGNAM messenger."
    sleep 5
    exit
else
    read -p "$(echo -e Would you like to build $PRGNAM ${GREEN}$VERSION${RESET} xzm module? [y/n])" -n 1 -r -s && echo
    if [[ $REPLY =~ ^[Yy]$ ]]; then
        echo "We continue the execution of the $0 script" &>/dev/null
        else
        exit
    fi
fi

rm -rf $PKG
mkdir -p $TMPDIR $PKG/usr/bin
cd $PKG

# download and extract MAX
echo -e "\nDownloading ${CYAN}${BOLD}${PRGNAM}-${VERSION}${RESET}"
wget -q --show-progress "$SOURCE"
rpm2cpio MAX.rpm | cpio -idmv &>/dev/null
rm -f *.rpm $PKG/opt/${PRGNAM}/LICENSE*

chown -R root:root .
find -L . \
 \( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 \
  -o -perm 511 \) -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
  -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;

find $PKG -print0 | xargs -0 file | grep -e "executable" -e "shared object" | grep ELF \
  | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true

## functions to choose locale from a menu
array_menu(){
echo
echo "$1"
echo "$2"
select CHOICE in ${RESULT[@]}; do
	if [ -z "$CHOICE" ]; then
        CHOICE="en-US"
		echo "English locale chosen." && echo
			else
		echo -e "${BOLD}${CYAN}${CHOICE}${RESET} locale chosen"
	fi
	break
done
}

get_locale(){
# Set locales in array
for a in af am ar bg bn ca cs da de el en-GB en-US es-419 es et fa fi fil fr gu he hi hr hu id it ja kn ko lt lv ml mr ms nb nl pl pt-BR pt-PT ro ru sk sl sr sv sw ta te th tr uk ur vi zh-CN zh-TW; do
	RESULT+=( $a )
done

array_menu "Choose a locale from the list." "All other locales will be removed." ${RESULT[@]}
unset RESULT
}

get_locale

echo "Removing locales ..."
find $PKG/opt/${PRGNAM}/locales/ -maxdepth 1 ! -name 'locales' ! -name 'en-US.pak' | grep -Ev "${CHOICE}".pak | xargs -i rm -rf {}

# create a symlink at MAX to usr/bin
ln -sf /opt/$PRGNAM/${PRGNAM} $PKG/usr/bin

# add Russian description
sed -i '/Comment=MAX/a\Comment[ru]=MAX чат клиент для ПК' $PKG/usr/share/applications/MAX.desktop

### fake Slackware type package info: super dumb version
mkdir -p $PKGINFO
echo "PACKAGE NAME: $PRGNAM-$VERSION-$ARCH" > $PKGINFO/$PRGNAM-$VERSION-$ARCH

cat >> $PKGINFO/$PRGNAM-$VERSION-$ARCH << EOM
PACKAGE DESCRIPTION:
telegram: MAX (messaging app)
telegram:
telegram: MAX is a cloud-based mobile and desktop messaging app
telegram: with a focus on security and speed.
telegram:
telegram: https://max.ru/
telegram:
FILE LIST:
EOM

find * | grep -v var >> $PKGINFO/$PRGNAM-$VERSION-$ARCH

# downloading dependencies libappindicator and libindicator for tray icon support
if [[ "$XDG_CURRENT_DESKTOP" == "GNOME" || "$XDG_CURRENT_DESKTOP" == "KDE" || "$XDG_CURRENT_DESKTOP" == "LXQt" ]]; then
    echo -e "\nDownloading dependencies for ${BOLD}$PRGNAM-$VERSION-$ARCH${RESET}"
    rm -f ${OUTPUT}/*.txz
    XZM=no getpkg -q libappindicator libindicator
    for i in $(find ${OUTPUT} -type f | grep ".txz" | sort); do ROOT=$PKG installpkg $i >/dev/null; done
    rm -rf ${OUTPUT}/*.txz
    # clean unusful stuff
    rm -rf $PKG/usr/{doc,man,include,info,src}
    rm -rf $PKG/usr/lib{,64}/{cmake,girepository-1.0,pkgconfig}
    rm -rf $PKG/usr/lib{,64}/python*/site-packages/*.egg-info
    rm -rf $PKG/usr/share/{doc,gir-1.0,gtk-doc,help,licenses,man,pkgconfig}
    rm -rf $PKG/var/lib/pkgtools/douninst.sh
    rm -f $PKG/var/log/scripts/*
    rm -f $PKG/{,usr/}lib{,64}/*.la
    find $PKG -type f -name "*.la" -delete
    find $PKG -type f -name "*.a" -delete
    find $PKG -type f -name "*.h" -delete
    find $PKG -type f -iname "README" -delete
    find $PKG -type f -iname "README*.txt" -delete
    find $PKG -type f -iname "LICENSE*.txt" -delete
fi

dir2xzm $PKG $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD.xzm

# check on MAX xzm file exists in /tmp
if [ -f "$OUTPUT/${PRGNAM}-${VERSION}-${ARCH}-${BUILD}.xzm" ]; then
    echo -e "\n${BOLD}Your $PRGNAM module is at: ${GREEN}${BOLD}$OUTPUT/$PRGNAM-$VERSION-${ARCH}-${BUILD}.xzm${RESET}\n${BOLD}Please copy it to your modules folder to survive a reboot.${RESET}\n"
else
    echo -e "\n${RED}${BOLD}Faile. Your $PRGNAM module is not built.${RESET}\n"
fi
cleanup