#!/bin/sh

APP=avidemux-nightly
SITE="https://www.avidemux.org"

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

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

# DOWNLOAD THE ARCHIVE
mkdir tmp
cd ./tmp

version=$(echo https://www.avidemux.org/nightly/appImage4/$(curl -Ls https://www.avidemux.org/nightly/appImage4/ | grep .app | grep -i mb | grep -o -P "(?<='./).*(?='>)" | tail -1))
wget $version
echo "$version" >> /opt/$APP/version
cd ..
mv ./tmp/*.app ./$APP
chmod a+x /opt/$APP/$APP
rmdir ./tmp

# LINK
cat >> /usr/local/bin/$APP << 'EOF'
#!/bin/sh
APP=avidemux-nightly
export QT_QPA_PLATFORMTHEME=$QT_QPA_PLATFORMTHEME
export QT_STYLE_OVERRIDE=$QT_STYLE_OVERRIDE
export QT_FONT_DPI=96
/opt/$APP/$APP
EOF
chmod a+x /usr/local/bin/$APP

# SCRIPT TO UPDATE THE PROGRAM
cat >> /opt/$APP/AM-updater << 'EOF'
#!/usr/bin/env bash
APP=avidemux-nightly
version0=$(cat /opt/$APP/version)
version=$(echo https://www.avidemux.org/nightly/appImage4/$(curl -Ls https://www.avidemux.org/nightly/appImage4/ | grep .app | grep -i mb | grep -o -P "(?<='./).*(?='>)" | tail -1))
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
  if ls . | grep -i app; then
	cd ..
  	if test -f ./tmp/*.app; then rm ./version
  	fi
  	echo $version >> ./version
  	mv --backup=t ./tmp/*.app ./$APP
  	chmod a+x /opt/$APP/$APP
  	rm -R -f ./tmp ./*~
  fi
  notify-send "$APP is updated!"
fi
EOF
chmod a+x /opt/$APP/AM-updater

# LAUNCHER & ICON
echo "[Desktop Entry]
Name=Avidemux
GenericName=Video Editor
Comment=Multiplatform video editor
Exec=$APP %f
Icon=/opt/$APP/icons/$APP
Terminal=false
Type=Application
Categories=AudioVideo;AudioVideoEditing;Video;
MimeType=video/mpeg;video/x-mpeg;video/mp4;video/x-m4v;video/quicktime;video/3gp;video/mkv;video/x-matroska;video/webm;video/flv;video/x-flv;video/dv;video/x-msvideo;video/x-ms-wmv;video/x-ms-asf;video/x-anim;" >> /usr/share/applications/AM-$APP.desktop

mkdir icons
wget https://raw.githubusercontent.com/mean00/avidemux2/master/avidemux_icon.png -O /opt/$APP/icons/$APP

# ROLLBACK SCRIPT
cat >> /opt/$APP/$APP-rollback << 'EOF'
#!/usr/bin/env bash

APP=avidemux-nightly
rm -f ./rollback-args ./AM-rollback
printf "%s\n" $(curl -Ls https://www.avidemux.org/nightly/appImage4/ | grep .app | grep -i mb | grep -o -P "(?<='./).*(?='>)" ) >> "./rollback-args" &&
echo -e "-----------------------------------------------------------------------\nYou have chosen to roll back $APP.\nRollback will be done from https://www.avidemux.org\n-----------------------------------------------------------------------"
printf "Select a version from this menu (read carefully) or press CTRL+C to abort:\n-----------------------------------------------------------------------\n"; sleep 1;
select d in $(cat "./rollback-args"); do test -n "$d" && break; echo ">>> Invalid Selection"; done
wget -q --show-progress https://www.avidemux.org/nightly/appImage4/$d
chmod a+x ./$d
mv ./$d ./$APP
rm -f ./version
echo $d >> ./version
rm -f ./rollback-args
echo -e "\nROLLBACK SUCCESSFUL!"
exit
EOF
chmod a+x /opt/$APP/$APP-rollback