#!/bin/sh

APP=amdgpu_top
SITE="Umio-Yasuno/amdgpu_top"

# 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 /usr/share/applications/AM-$APP-TUI.desktop /opt/$APP /usr/local/bin/$APP" >> /opt/$APP/remove
chmod a+x /opt/$APP/remove

# DOWNLOAD THE ARCHIVE
mkdir tmp
cd ./tmp

version=$(curl -Ls https://api.github.com/repos/Umio-Yasuno/amdgpu_top/releases | jq '.' | grep browser_download_url | grep -i appimage | cut -d '"' -f 4 | head -1)
wget $version
wget $version.zsync 2> /dev/null
echo "$version" >> /opt/$APP/version

cd ..
mv ./tmp/*mage ./$APP
mv ./tmp/*.zsync ./$APP.zsync 2> /dev/null
chmod a+x /opt/$APP/$APP
rm -R -f ./tmp

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

# SCRIPT TO UPDATE THE PROGRAM
cat >> /opt/$APP/AM-updater << 'EOF'
#!/usr/bin/env bash
APP=amdgpu_top
SITE="Umio-Yasuno/amdgpu_top"
version0=$(cat /opt/$APP/version)
version=$(curl -Ls https://api.github.com/repos/Umio-Yasuno/amdgpu_top/releases | jq '.' | grep browser_download_url | grep -i appimage | cut -d '"' -f 4 | head -1)
if test -f /opt/$APP/*.zsync; then
	mkdir /opt/$APP/tmp
	cd /opt/$APP/tmp
	wget $version.zsync 2> /dev/null
	cd ..
	mv ./tmp/*.zsync ./$APP.zsync
	rm -R -f ./tmp
	zsync /opt/$APP/$APP.zsync
	rm -R -f /opt/$APP/*zs-old /opt/$APP/*.part
	chmod a+x /opt/$APP/$APP
	if [ "$version" != "$version0" ]; then
		rm -f /opt/$APP/version
		echo "$version" >> /opt/$APP/version
	fi
else
	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 mage; then
			
			cd ..
			
	  		if test -f ./tmp/*mage; then rm ./version
	  		fi
	  		echo $version >> ./version
	  		mv --backup=t ./tmp/* ./$APP
	  		chmod a+x /opt/$APP/$APP
	  		rm -R -f ./tmp ./*~
		fi
		notify-send "$APP is updated!"
	fi
fi
EOF
chmod a+x /opt/$APP/AM-updater

# LAUNCHER & ICON
app=$(echo $APP | cut -c -3)
cd /opt/$APP
./$APP --appimage-extract assets/*.desktop 1>/dev/null
mv squashfs-root/assets/amdgpu_top.desktop ./$APP.desktop
mv squashfs-root/assets/amdgpu_top-tui.desktop ./$APP-TUI.desktop
sed -i "s#Exec=$APP --gui#Exec=/opt/$APP/$APP --gui#g" ./$APP.desktop
sed -i "s#Exec=$APP#Exec=/opt/$APP/$APP#g" ./$APP-TUI.desktop

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