#!/bin/sh

APP=kdenlive

# 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 APPIMAGE
mkdir tmp
cd ./tmp

version=$(curl -Ls https://kdenlive.org/en/download/ | grep -Eo "(http|https)://[a-zA-Z0-9./?=_%:-]*" | grep AppImage | head -1)
wget $version
echo $version >> /opt/$APP/version

cd ..
mv ./tmp/*mage ./$APP
chmod a+x /opt/$APP/$APP
rmdir ./tmp

# LINK
cat >> /usr/local/bin/$APP << 'EOF'
#!/bin/sh
APP=kdenlive
export QT_QPA_PLATFORMTHEME=$QT_QPA_PLATFORMTHEME
export QT_FONT_DPI=96
/opt/$APP/$APP "$*"
EOF
chmod a+x /usr/local/bin/$APP

# SCRIPT TO UPDATE THE PROGRAM
cat >> /opt/$APP/AM-updater << 'EOF'
#!/bin/sh
APP=kdenlive
version0=$(cat /opt/$APP/version)
version=$(curl -Ls https://kdenlive.org/en/download/ | grep -Eo "(http|https)://[a-zA-Z0-9./?=_%:-]*" | grep AppImage | head -1)
if [ $version0 = $version ]; then
  echo "Update not needed, exit!"
else
  notify-send "A new version of $APP is available, please wait"
  mkdir /opt/$APP/tmp
  cd /opt/$APP/tmp
  version=$(curl -Ls https://kdenlive.org/en/download/ | grep -Eo "(http|https)://[a-zA-Z0-9./?=_%:-]*" | grep AppImage | head -1)
  wget $version
  cd ..
  if test -f ./tmp/*mage; then rm ./version
  fi
  echo $version >> ./version
  mv --backup=t ./tmp/*mage ./$APP
  chmod a+x /opt/$APP/$APP
  rm -R -f ./tmp ./*~
  notify-send "$APP is updated!"
fi
EOF
chmod a+x /opt/$APP/AM-updater

# LAUNCHER & ICON
app=$(echo $APP | cut -c -3)
cd /opt/$APP
./$APP --appimage-extract *.desktop 1>/dev/null
./$APP --appimage-extract share/applications/*.desktop 1>/dev/null
./$APP --appimage-extract usr/share/applications/*.desktop 1>/dev/null
mv squashfs-root/*.desktop ./$APP.desktop 2>/dev/null
mv squashfs-root/share/applications/*.desktop ./$APP.desktop 2>/dev/null
mv squashfs-root/usr/share/applications/*.desktop ./$APP.desktop 2>/dev/null
if [ ! -e ./$APP.desktop ]; then 
	rm ./$APP.desktop; ./$APP --appimage-extract usr/share/applications/*$APP*.desktop 
	mv squashfs-root/usr/share/applications/*.desktop ./$APP.desktop 2>/dev/null
fi
if [ ! -e ./$APP.desktop ]; then 
	rm ./$APP.desktop; ./$APP --appimage-extract share/applications/*$APP*.desktop 
	mv squashfs-root/share/applications/*.desktop ./$APP.desktop 2>/dev/null
fi
CHANGEEXEC=$(cat ./$APP.desktop | grep Exec= | tr ' ' '\n' | tr '=' '\n' | tr '/' '\n' | grep $app | head -1)
sed -i "s#$CHANGEEXEC#$APP#g" ./$APP.desktop
sed -i "s#AppRun#$APP#g" ./$APP.desktop
sed -i "s#Exec=/bin/#Exec=#g" ./$APP.desktop
sed -i "s#Exec=/usr/bin/#Exec=#g" ./$APP.desktop
CHANGEICON=$(cat ./$APP.desktop | grep Icon= | grep $APP | head -1)
sed -i "s#$CHANGEICON#Icon=/opt/$APP/icons/$APP#g" ./$APP.desktop

mkdir icons
./$APP --appimage-extract *.png 2>&1 | grep -v "squashfs-root"; mv ./squashfs-root/*$app* ./icons/$APP 2>/dev/null
./$APP --appimage-extract *.svg 2>&1 | grep -v "squashfs-root"; mv ./squashfs-root/*$app* ./icons/$APP 2>/dev/null
./$APP --appimage-extract usr/share/icons/hicolor/256x256/apps/*.png
mv ./squashfs-root/usr/share/icons/hicolor/256x256/apps/*.png ./icons/$APP 2>/dev/null

rm -R -f /opt/$APP/squashfs-root
mv ./$APP.desktop /usr/share/applications/AM-$APP.desktop

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

APP=kdenlive
rm -f ./rollback-args* ./AM-rollback

# STABLE AND MORE RECENT VERSIONS
STABLE=$(curl -Ls https://download.kde.org/stable/kdenlive/ | grep -Eo "[0-9.?]*" | grep -i ".12\|.08\|.04" | uniq | sort -nr)
for arg in $STABLE; do
	for var in $arg; do
		printf "%s\n" $(curl -Ls https://download.kde.org/stable/kdenlive/$var/linux/ | grep -Eo "[a-zA-Z0-9./?=_%:-]*" | grep -i kdenlive | uniq | sort -nr | grep -v '/' | grep -i appimage) >> "./rollback-args-1"
	done
done

# ARCHIVED OLD RELEASES (THAT MAY NOT WORK)
ARCHIVED=$(curl -Ls https://download.kde.org/Attic/kdenlive/ | grep -Eo "[0-9.?]*" | grep -i ".12\|.08\|.04" | uniq | sort -nr)
for arg in $ARCHIVED; do
	for var in $arg; do
		printf "%s\n" $(curl -Ls https://download.kde.org/Attic/kdenlive/$var/linux/ | grep -Eo "[a-zA-Z0-9./?=_%:-]*" | grep -i kdenlive | uniq | sort -nr | grep -v '/' | grep -i appimage) >> "./rollback-args-2"
	done
done

# PREPARE THE LIST OF VERSIONS BY MERGING THE TWO ABOVE
for arg in $(cat ./rollback-args-1); do
	for var in $arg; do
		rel=$(echo $arg | cut -c 10- | cut -c -5)
		printf "%s\n" https://download.kde.org/stable/kdenlive/$rel/linux/$arg >> "./rollback-args"
	done
done
for arg in $(cat ./rollback-args-2); do
	for var in $arg; do
		rel=$(echo $arg | cut -c 10- | cut -c -5)
		printf "%s\n" https://download.kde.org/Attic/kdenlive/$rel/linux/$arg >> "./rollback-args"
	done
done

# LET ROLLBACK KDENLIVE
echo -e "-----------------------------------------------------------------------\nYou have chosen to roll back $APP.\nRollback will be done from https://kdenlive.org\n-----------------------------------------------------------------------"
printf "Select a URL 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
cp ./AM-updater ./AM-rollback
sed -i 's/version0/#version0/g' ./AM-rollback
sed -i '/show-progress/c\wget -q --show-progress '$d'' ./AM-rollback
./AM-rollback
rm -f ./version
echo $d >> ./version
rm -f ./rollback-args* ./AM-rollback
echo -e "\nROLLBACK SUCCESSFUL!"
exit
EOF
chmod a+x /opt/$APP/$APP-rollback