#!/system/bin/sh
# version 1.5

logfile="/sdcard/aconf.log"
aconf_download="/data/local/aconf_download"
aconf_versions="/data/local/aconf_versions"
url_gapps="https://madatv.b-cdn.net/open_gapps-arm64-7.1-pico-20200715.zip"
url_magisk="https://github.com/Map-A-Droid/MAD-ATV/raw/master/Magisk-v20.3.zip"

cachereboot=0

#Create logfile
if [ ! -e /sdcard/aconf.log ] ;then
  touch /sdcard/aconf.log
fi

echo "" >> $logfile
echo "`date +%Y-%m-%d_%T` Device rebooted" >> $logfile

# stderr to logfile
exec 2>> $logfile


########## Functions

wait_for_internet(){
until ping -c1 8.8.8.8 >/dev/null 2>/dev/null || ping -c1 1.1.1.1 >/dev/null 2>/dev/null; do
    sleep 10
done
echo "`date +%Y-%m-%d_%T` 42atlas: internet connection available" >> $logfile
}

# logger
logger() {
if [[ ! -z $discord_webhook ]] ;then
  echo "`date +%Y-%m-%d_%T` 42atlas: $1" >> $logfile
  if [[ -z $origin ]] ;then
    curl -S -k -L --fail --show-error -F "payload_json={\"username\": \"42atlas\", \"content\": \" $1 \"}"  $discord_webhook &>/dev/null
  else
    curl -S -k -L --fail --show-error -F "payload_json={\"username\": \"42atlas\", \"content\": \" $origin: $1 \"}"  $discord_webhook &>/dev/null
  fi
else
  echo "`date +%Y-%m-%d_%T` 42atlas: $1" >> $logfile
fi
}

set_mac(){
echo 1 > /sys/class/unifykeys/lock
echo mac > /sys/class/unifykeys/name
echo "$1" >/sys/class/unifykeys/write
cat /sys/class/unifykeys/read
echo 0 > /sys/class/unifykeys/lock
}

checkmac(){
if ifconfig|grep -A5 wlan0|grep -q inet ;then
  current_mac=$(ifconfig wlan0|awk '/HWaddr/{print $5}')
elif ifconfig|grep -A5 eth0|grep -q inet ;then
  current_mac=$(ifconfig eth0|awk '/HWaddr/{print $5}')
fi

if [[ "$current_mac" == "00:15:18:01:81:31" ]] ;then
  new_mac=$(xxd -l 6 -p /dev/urandom |sed 's/../&:/g;s/:$//')
  ifconfig eth0 down
  until ifconfig eth0 hw ether "$new_mac" 2>/dev/null; do
    new_mac=$(xxd -l 6 -p /dev/urandom |sed 's/../&:/g;s/:$//')
  done
  ifconfig eth0 up
  sleep 3
  set_mac $new_mac
  logger "changed mac from $current_mac to $new_mac"
  wait_for_internet
fi
}

repack_magisk(){
logger "starting magisk repackaging"
monkey -p com.topjohnwu.magisk 1
sleep 30
input tap 39 42
sleep 5
input tap 150 537
sleep 5
input tap 315 552
sleep 5
input keyevent 61
sleep 2
input keyevent 61
sleep 2
input keyevent 66
sleep 2
}

install_magisk() {
until $download /sdcard/magisk.zip $url_magisk || { logger "download magisk failed, exit script" ; exit 1; } ;do
   sleep 5
done
mkdir -p /cache/recovery
touch /cache/recovery/command
echo '--update_package=/sdcard/magisk.zip' >> /cache/recovery/command
logger "magisk set to be installed"
cachereboot=1
}

check_magisk(){
if [[ -f /sbin/magisk ]] ;then
  logger "setting magisk permissions"
  [[ -f /sdcard/magisk.zip ]] && rm /sdcard/magisk.zip
  #check if shell has su root
  suid="$(id -u shell)"
  pol="$(sqlite3 /data/adb/magisk.db "select policy from policies where package_name='com.android.shell'")"
  if [[ "$suid" ]] && [[ "$pol" != 2 ]] ;then
    magisk --sqlite "DELETE from policies WHERE package_name='com.android.shell'"
    magisk --sqlite "INSERT INTO policies (uid,package_name,policy,until,logging,notification) VALUES($suid,'com.android.shell',2,0,1,1)"
    logger "shell granted su root access"
  fi
fi
# Install magisk.  If it already exists, check for an update
if ! [[ -f /sbin/magisk ]] ;then
  logger "preparing magisk installation"
  touch /sdcard/magisk_repackage
  install_magisk
elif ! magisk -c|grep -q "$magisk_ver"; then
  logger "magisk update required"
  touch /sdcard/magisk_update
  install_magisk
elif [[ -f /sdcard/magisk_repackage ]] ;then
  logger "magisk repackaging required"
  # After installation the manager may not be fully installed.  Wait for it to show then repackage
  until [[ $(pm list packages com.topjohnwu.magisk) ]] ;do
    sleep 10
  done
  r=0
  while [[ $(pm list packages com.topjohnwu.magisk) ]] ;do
    sleep 10
    # if repackaging didnt take place in 200 seconds, try again
    if ! (( $((r%20)) )); then
      logger "attempting to repackage magisk"
      repack_magisk
    fi
    r=$((r+1))
  done
  logger "magisk successfully repackaged"
  rm -f /sdcard/magisk_repackage
  sleep 10
elif [[ -f /sdcard/magisk_update ]] ;then
  while [[ $(pm list packages com.topjohnwu.magisk) ]] ;do
    pm uninstall com.topjohnwu.magisk
    logger "magisk uninstalled"
    sleep 3
  done
  rm -f /sdcard/magisk_update
elif [[ $(pm list packages com.topjohnwu.magisk) ]] ;then
  logger "magisk installed and not repackaged, this should not happen"
fi
}

install_gapps(){
until /system/bin/curl -s -k -L --fail --show-error -o /sdcard/gapps.zip "$url_gapps" || { logger "download gapps failed, exit script" ; exit 1; } ;do
   sleep 5
done

mkdir -p /cache/recovery
touch /cache/recovery/command
echo '--update_package=/sdcard/gapps.zip' >> /cache/recovery/command
cachereboot=1
}

########## Execution

wait_for_internet

# verify download credential file and set download
if [[ ! -f $aconf_download ]] ;then
  logger "/data/local/aconf_download not found, exit script" && exit 1
else
  url=$(grep url $aconf_download | awk -F "=" '{ print $NF }')
  authUser=$(grep authUser $aconf_download | awk -F "=" '{ print $NF }')
  authPass=$(grep authPass $aconf_download | awk -F "=" '{ print $NF }')
  discord_webhook=$(grep discord_webhook $aconf_download | awk -F "=" '{ print $NF }')
  if [[ $authUser == "" ]] ;then
    download="/system/bin/curl -s -k -L --fail --show-error -o"
  else
    download="/system/bin/curl -s -k -L --fail --show-error --user $authUser:$authPass -o"
  fi
fi

# remove 55atlas if exists
[ -f /system/etc/init.d/55atlas ] && rm -f /system/etc/init.d/55atlas


if [[ -f /sdcard/new_install ]] ;then
mount -o remount,rw /system
mount -o remount,rw /system/etc/init.d
# check mac for A95x
  checkmac
# check magisk
  check_magisk

# add atlas.sh
  if [[ ! -f /system/bin/atlas.sh ]] ;then
    until $download /system/bin/atlas.sh $url/scripts/atlas.sh || { logger "download atlas.sh failed, exit script" ; exit 1; } ;do
      sleep 2
    done
  fi
  chmod +x /system/bin/atlas.sh
  logger "downloaded atlas.sh"

# download versions file
  until $download $aconf_versions $url/versions || { logger "download versions file failed, exit script"; exit 1; } ;do
    sleep 2
  done
  dos2unix $aconf_versions
  logger "downloaded versions file"

# add gapps to be installed
  if [[ ! $(pm list packages android.vending) ]] ;then
    install_gapps
    logger "downloaded gapps and set to be installed"
  fi

#default stuff from mad rom, needed? doubt it will hurt
  [[ -d /sdcard/TWRP ]] && rm -rf /sdcard/TWRP
  [[ $(settings get global hdmi_control_enabled) != "0" ]] && settings put global hdmi_control_enabled 0
  [[ $(settings get global stay_on_while_plugged_in) != 3 ]] && settings put global stay_on_while_plugged_in 3
  ! settings get secure location_providers_allowed|grep -q gps && settings put secure location_providers_allowed +gps
# time to reboot as magisk isn't installed
  if (( "$cachereboot" )) ;then
    logger "rebooting into recovery mode for required installations"
    echo '--wipe_cache' >> /cache/recovery/command
    reboot recovery
  fi

# Install Atlas
  if [[ ! -d /data/data/com.pokemod.atlas/ ]] ;then
    logger "starting install of atlas"
    /system/bin/atlas.sh -ia
  fi

# Close new install and remove bootstrap, it served its purpose
  if [[ -d /data/data/com.pokemod.atlas/ ]] ;then
    mount -o remount,rw /system
    mount -o remount,rw /system/etc/init.d
    rm -f /sdcard/new_install
    rm -f /system/etc/init.d/01atlasbootstrap
    rm -f /sdcard/gapps.zip
    logger "config done, now acting as 55atlas"
  fi
mount -o remount,ro /system
mount -o remount,ro /system/etc/init.d
fi


# execute atlas.sh
  /system/bin/atlas.sh -ua &