#!/bin/sh

# AM INSTALL SCRIPT VERSION 3.5
set -u
APP=yandex-music
SITE="https://music.yandex.ru"

# CREATE DIRECTORIES AND ADD REMOVER
[ -n "$APP" ] && mkdir -p "/opt/$APP/tmp" "/opt/$APP/icons" && cd "/opt/$APP/tmp" || exit 1
printf "#!/bin/sh\nset -e\nrm -f /usr/local/bin/$APP\nrm -R -f /opt/$APP" > ../remove
printf '\n%s' "rm -f /usr/local/share/applications/$APP-AM.desktop" >> ../remove
chmod a+x ../remove || exit 1

# DOWNLOAD AND PREPARE THE APP, $version is also used for updates
DLURL=$(curl -Ls "https://desktop.app.music.yandex.net/stable/download.json" | grep -o 'https[^"]*\.deb' | head -1)
version=$(echo "$DLURL" | grep -oE '[0-9]+\.[0-9]+\.[0-9]+')
download="$DLURL"
wget "$download" || exit 1
mkdir icon-tmp && cd icon-tmp && ar x ../*.deb 2>/dev/null && tar xf ./data.tar.* ./usr/share/icons/hicolor/256x256/apps/yandexmusic.png 2>/dev/null
cd .. && cp ./icon-tmp/usr/share/icons/hicolor/256x256/apps/yandexmusic.png ../yandexmusic.png 2>/dev/null; rm -R -f ./icon-tmp
curl -Ls "https://raw.githubusercontent.com/ivan-hc/portable2appimage/main/portable2appimage" | sh -s -- ./*.deb yandexmusic && ls ./*AppImage >/dev/null 2>&1 || exit 1
cd .. && mv ./tmp/*mage ./"$APP" && rm -R -f ./tmp || exit 1; rm -f AppRun *.desktop *.png *.svg *.xpm
echo "$version" > ./version
chmod a+x ./"$APP" || exit 1

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

# SCRIPT TO UPDATE THE PROGRAM
cat >> ./AM-updater << 'EOF'
#!/bin/sh
set -u
APP=yandex-music
SITE="https://music.yandex.ru"
version0=$(cat "/opt/$APP/version")
DLURL=$(curl -Ls "https://desktop.app.music.yandex.net/stable/download.json" | grep -o 'https[^"]*\.deb' | head -1)
version=$(echo "$DLURL" | grep -oE '[0-9]+\.[0-9]+\.[0-9]+')
[ -n "$version" ] || { echo "Error getting link"; exit 1; }
if command -v appimageupdatetool >/dev/null 2>&1; then
	cd "/opt/$APP" || exit 1
	appimageupdatetool -Or ./"$APP" && chmod a+x ./"$APP" && echo "$version" > ./version && exit 0
fi
if [ "$version" != "$version0" ]; then
	mkdir "/opt/$APP/tmp" && cd "/opt/$APP/tmp" || exit 1
	notify-send "A new version of $APP is available, please wait"
	download="$DLURL"
	wget "$download" || exit 1
	mkdir icon-tmp && cd icon-tmp && ar x ../*.deb 2>/dev/null && tar xf ./data.tar.* ./usr/share/icons/hicolor/256x256/apps/yandexmusic.png 2>/dev/null
	cd .. && cp ./icon-tmp/usr/share/icons/hicolor/256x256/apps/yandexmusic.png ../yandexmusic.png 2>/dev/null; rm -R -f ./icon-tmp
	curl -Ls "https://raw.githubusercontent.com/ivan-hc/portable2appimage/main/portable2appimage" | sh -s -- ./*.deb yandexmusic && ls ./*AppImage >/dev/null 2>&1 || exit 1
	cd .. && mv --backup=t ./tmp/*mage ./"$APP" && chmod a+x ./"$APP" || exit 1; rm -f AppRun *.desktop *.png *.svg *.xpm
	echo "$version" > ./version
	rm -R -f ./*zs-old ./*.part ./tmp ./*~
	notify-send "$APP is updated!"
else
	echo "Update not needed!"
fi
EOF
chmod a+x ./AM-updater || exit 1

# LAUNCHER & ICON
./"$APP" --appimage-extract *.desktop 1>/dev/null || exit 1; mv ./squashfs-root/*.desktop ./"$APP".desktop || exit 1
./"$APP" --appimage-extract .DirIcon 1>/dev/null || exit 1; mv ./squashfs-root/.DirIcon ./DirIcon || exit 1
COUNT=0
while [ "$COUNT" -lt 10 ]; do # Tries to get the actual icon/desktop if it is a symlink to another symlink
	if [ -L ./"$APP".desktop ]; then
		LINKPATH="$(readlink ./"$APP".desktop | sed 's|^\./||' 2>/dev/null)"
		./"$APP" --appimage-extract "$LINKPATH" 1>/dev/null && mv ./squashfs-root/"$LINKPATH" ./"$APP".desktop
	fi
	if [ -L ./DirIcon ]; then
		LINKPATH="$(readlink ./DirIcon | sed 's|^\./||' 2>/dev/null)"
		./"$APP" --appimage-extract "$LINKPATH" 1>/dev/null && mv ./squashfs-root/"$LINKPATH" ./DirIcon
	fi
	[ ! -L ./"$APP".desktop ] && [ ! -L ./DirIcon ] && break
	COUNT=$((COUNT + 1))
done
sed -i "s#Exec=.*#Exec=$APP %U#g; s#Icon=.*#Icon=/opt/$APP/icons/$APP#g; s#Name=.*#Name=Yandex Music#g; s#StartupWMClass=.*#StartupWMClass=yandexmusic#g" ./"$APP".desktop
mv ./"$APP".desktop /usr/local/share/applications/"$APP"-AM.desktop && mv ./DirIcon ./icons/"$APP" 1>/dev/null
rm -R -f ./squashfs-root
