AM/programs/aarch64/vivaldi-snapshot

#!/bin/sh

APP=vivaldi-snapshot
SITE="https://vivaldi.com"

# CREATE THE FOLDER
mkdir /opt/$APP
cd /opt/$APP

# ADD THE REMOVER
echo '#!/bin/sh' >> /opt/$APP/remove
echo "rm -R -f /usr/local/share/applications/$APP-AM.desktop /opt/$APP /usr/local/bin/$APP" >> /opt/$APP/remove
chmod a+x /opt/$APP/remove

# DOWNLOAD THE ARCHIVE
mkdir tmp
cd ./tmp

version=$(echo "https://repo.vivaldi.com/snapshot/deb/pool/main/$(curl -Ls https://repo.vivaldi.com/snapshot/deb/pool/main/ | grep $APP | grep arm64 | tail -1 | grep -o -P '(?<=href=").*(?=">vivaldi)')")
wget $version
echo "$version" >> /opt/$APP/version
ar x ./*deb
tar fx ./data.tar.xz
cd ..
mv ./tmp/opt/*/* ./
mv ./tmp/etc .
cp ./tmp/usr/share/applications/* ./$APP.desktop
mv ./tmp/usr .
rm -R -f ./tmp

# LINK
ln -s /opt/$APP/vivaldi /usr/local/bin/$APP

# SCRIPT TO UPDATE THE PROGRAM
cat >> /opt/$APP/AM-updater << 'EOF'
#!/usr/bin/env bash
APP=vivaldi-snapshot
version0=$(cat /opt/$APP/version)
version=$(echo "https://repo.vivaldi.com/snapshot/deb/pool/main/$(curl -Ls https://repo.vivaldi.com/snapshot/deb/pool/main/ | grep $APP | grep arm64 | tail -1 | grep -o -P '(?<=href=").*(?=">vivaldi)')")
if [ $version = $version0 ]; then
  echo "Update not needed!"
else
  notify-send "A new version of $APP is available, please wait"
  mkdir /opt/$APP/tmp
  cd /opt/$APP/tmp
  wget $version
  ar x ./*deb
  tar fx ./data.tar.xz
  cd ..
  rm ./version
  echo $version >> ./version
  mv --backup=t ./tmp/opt/*/* ./
  mv --backup=t ./tmp/etc .
  mv --backup=t ./tmp/usr .
  chmod a+x /opt/$APP/$APP
  rm -R -f ./tmp ./*~
  notify-send "$APP is updated!"
fi
EOF
chmod a+x /opt/$APP/AM-updater

# ENABLE CODEC HTML5
sed -i '/^  DOWNLOAD/s/ -T[0-9]\+//' ./update-ffmpeg 2> /dev/null
./update-ffmpeg 2> /dev/null

# LAUNCHER
sed -i "s#Exec=/usr/bin/#Exec=#g" $APP.desktop
sed -i "s#Icon=vivaldi-snapshot#Icon=/opt/$APP/icons/$APP#g" $APP.desktop
mv ./$APP.desktop /usr/local/share/applications/$APP-AM.desktop 2> /dev/null

# ICON
mkdir icons
cp ./*256.png ./icons/$APP