#!/bin/sh

# AM INSTALL SCRIPT VERSION 3.5
set -u
APP=bat-extras
SITE="eth-p/bat-extras"

# Dependency check
if ! command -v bat 1>/dev/null; then
	echo "This application needs \"bat\" to be installed"
	read -p "Do want to install bat with am? (y/n): " yn
	if echo "$yn" | grep -i '^y' >/dev/null 2>&1; then
		echo " Installing..."
		am -i bat >/dev/null 2>&1 || appman -i bat >/dev/null 2>&1
		command -v bat 1>/dev/null && echo " bat successfully installed" || { echo "Error!"; exit 1; }
	else
		echo "Installation cancelled"
		exit 1
	fi
fi

if ! command -v rg 1>/dev/null; then
	echo "This application needs \"ripgrep\" to be installed"
	read -p "Do want to install ripgrep with am? (y/n): " yn
	if echo "$yn" | grep -i '^y' >/dev/null 2>&1; then
		echo " Installing..."
		am -i ripgrep >/dev/null 2>&1 || appman -i ripgrep >/dev/null 2>&1
		command -v rg 1>/dev/null && echo " ripgrep successfully installed" || { echo "Error!"; exit 1; }
	else
		echo "Intallation cancelled"
		exit 1
	fi
fi

# 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/batdiff\nrm -R -f /opt/$APP" > ../remove
printf '\n%s' "rm -f /usr/local/bin/batgrep" >> ../remove
printf '\n%s' "rm -f /usr/local/bin/batman" >> ../remove
printf '\n%s' "rm -f /usr/local/bin/bat-modules" >> ../remove
printf '\n%s' "rm -f /usr/local/bin/batpipe" >> ../remove
printf '\n%s' "rm -f /usr/local/bin/batwatch" >> ../remove
printf '\n%s' "rm -f /usr/local/bin/prettybat" >> ../remove
chmod a+x ../remove || exit 1

# DOWNLOAD AND PREPARE THE APP, $version is also used for updates
version=$(curl -Ls https://api.github.com/repos/"$SITE"/releases | sed 's/[()",{} ]/\n/g' | grep -oi 'https.*bat-extras.*zip$' | head -1)
wget "$version" || exit 1
unzip ./*zip 1>/dev/null && rm -f ./*zip
cd ..
mv ./tmp/* ./
rm -R -f ./tmp || exit 1
echo "$version" > ./version
chmod a+x /opt/"$APP"/bin/*bat* || exit 1

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

# SCRIPT TO UPDATE THE PROGRAM
cat >> ./AM-updater << 'EOF'
#!/bin/sh
set -u
APP=bat-extras
SITE="eth-p/bat-extras"
version0=$(cat "/opt/$APP/version")
version=$(curl -Ls https://api.github.com/repos/"$SITE"/releases | sed 's/[()",{} ]/\n/g' | grep -oi 'https.*bat-extras.*zip$' | head -1)
[ -n "$version" ] || { echo "Error getting link"; exit 1; }
if [ "$version" != "$version0" ]; then
	mkdir "/opt/$APP/tmp" && cd "/opt/$APP/tmp" || exit 1
	notify-send "A new version of $APP is available, please wait"
	wget "$version" || exit 1
	unzip ./*zip 1>/dev/null && rm -f ./*zip
	cd ..
	mv --backup=t ./tmp/* ./
	chmod a+x /opt/"$APP"/bin/*bat* || exit 1
	echo "$version" > ./version
	rm -R -f ./tmp ./*~
	notify-send "$APP is updated!"
	exit 0
fi
echo "Update not needed!"
EOF
chmod a+x ./AM-updater || exit 1