# version 1.0.2
# install essential software
# sudo apt-get update

installer_version=1.0.3
programspath=~/programs
installerpath=$(pwd)
configfile='/etc/fourier-config.json'
gitbase="gogs@git.miralo.xyz:AudioValid"
tunnel_user=rtunnel
datapath='/var/fourier'
serverhost='monitor.audiovalid.com'
tunnelfile="$programspath/ssh-tunnel.sh"
mysql_user=fourier
mysql_passwd='Sup3rDuper!'
mysql_db=fourier
mount_point=/media/datadrive

echo "Fourier installer $installer_version"
echo "------------------------------------"

if [[ "$OSTYPE" == darwin* ]]; then
	programspath=~/fourier
fi

clonerepo() {
	GIT_SSH_COMMAND="ssh -i $installerpath/repokey -o StrictHostKeychecking=no" \
					git clone $gitbase/$1 $2
}

[ ! -d "$programspath" ] && mkdir $programspath

read -p "Whats this box port (last 3 numbers with zero for padding)? " PORT
read -p "How many receivers has this box? " RECEIVERS_COUNT
read -p "Box ID (or rolame url id): " BOX_ID

curl -f -H "Accept: text/plain" "https://rola.me/$BOX_ID" \
			1>/tmp/fourier-api \
			2>/dev/null

if [ "$?" -eq 0 ]; then
	IFS=':' read -ra APIDATA <<< "$(cat /tmp/fourier-api)"
	BOX_ID="${APIDATA[0]}"
	API_SECRET="${APIDATA[1]}"
	rm /tmp/fourier-api
else
	read -p "API secret: " API_SECRET
fi

sudo apt-get install -y python python-pip python-setuptools

findmnt "$mount_point"
if [ "$?" -neq 0 ]; then
	echo -e 'Data drive is not mounted'
fi

if [[ "$OSTYPE" == darwin* ]]; then
	keyfile="$programspath/fourier.key"
	[ ! -f "$keyfile" ] && ssh-keygen -t rsa -b 2048 -f $keyfile
else
	keyspath=~/.ssh
	keyfile="$keyspath/id_rsa"
	[ ! -d "$keyspath" ] && mkdir $keyspath
	ssh-keygen -t rsa -b 2048 -C "$HOSTNAME" -P "" -f $keyfile
fi

keycontent=$(cat $keyfile.pub)
curl -X POST -F "key=$keycontent" \
	 -H "Authorization: $BOX_ID $API_SECRET" \
	 https://api.audiovalid.com/public-key

if [[ "$OSTYPE" == darwin* ]]; then
	depend=( python gcc vim tmux autossh lame nodejs \
			 ezstream libusb rtl-sdr portaudio )
	for dep in "${depend[@]}"
	do
		brew list $dep > /dev/null
		[ "$?" -eq 1 ] && brew install $dep
	done
	envpath="$programspath/env"
	[ ! -d "$envpath" ] && virtualenv $programspath/env
	source $envpath/bin/activate
	pip install -r $installerpath/requirements.txt
else
	curl -sL https://deb.nodesource.com/setup_8.x | sudo -E bash -
	sudo apt-get install -y alsa-utils alsa-tools
	sudo apt-get install -y libudev-dev
	sudo apt-get install -y tmux
	sudo apt-get install -y vim
	sudo apt-get install -y autossh
	sudo apt-get install -y git-core
	sudo apt-get install -y build-essential
	sudo apt-get install -y nodejs
	sudo apt-get install -y python-dev
	sudo apt-get install -y lame
	sudo apt-get install -y ezstream
	sudo apt-get install -y cmake
	sudo apt-get install -y rtl-sdr
	sudo apt-get install -y sqlite3
	sudo apt-get install -y portaudio19-dev
	sudo apt install dvb-apps
	sudo pip install pyaudio pyusb pydub numpy requests \
					 scipy python-firebase
	sudo apt-get install -y ffmpeg
	sudo apt-get install -y gfortran libopenblas-dev liblapack-dev
	sudo apt-get install -y python-matplotlib
	sudo apt-get install -y curl
	sudo pip install 
	sudo npm install -g http-server
	cd tools
	sudo python ./setup.py install
	cd ..
fi

sudo chmod 0600 $installerpath/repokey

cd $programspath

clonerepo fourier-module.git module
clonerepo fourier-common.git common
clonerepo fourier-server.git server
clonerepo fourier-fourier.git fourier
clonerepo fourier-alt.git fourier-alt
clonerepo fourier-monitor.git monitor
clonerepo fourier-uploader.git uploader
clonerepo fourier-ondemand.git ondemand

cd $programspath/server
npm install
cd $programspath/monitor
npm install
cd $programspath/uploader
npm install
cd $programspath/module
sudo python setup.py install
cd $programspath/ondemand
sudo python setup.py install

sudo npm install -g pm2

# build sdr lib
if [[ "$OSTYPE" != darwin* ]]; then
	sudo apt-get install -y libusb-1.0-0-dev
	cd $programspath
	clonerepo rtl-sdr.git rtl-sdr
	cd $programspath/rtl-sdr
	mkdir build
	cd build
	cmake ../ -DINSTALL_UDEV_RULES=ON -DDETACH_KERNEL_DRIVER=ON
	make
	sudo cp ./src/rtl_fm /usr/bin/rtl_fm
	echo "SUBSYSTEMS=="usb", ATTRS{idVendor}=="0bda", ATTRS{idProduct}=="2838", MODE:="0666"" | sudo tee -a /etc/udev/rules.d/rtl-sdr.rules
fi

[ ! -f "$configfile" ] && \
	sudo python $installerpath/configure.py \
		   		$installerpath/fourier-config.json \
		  		$configfile \
		   		-programs "$programspath" \
		   		-receivers $RECEIVERS_COUNT \
		   		-api-secret $API_SECRET \
		   		-box-id "$BOX_ID"
	if [ "$?" -eq 0 ]; then
		cd "$programspath"
		pm2 start server
		pm2 start monitor
		pm2 start uploader
		pm2 start ondemand/ondemand/service.py \
				  --interpreter=python \
				  --name=ondemand
		pm2 start http-server
		pm2 save
		pm2 startup

		sudo env PATH=$PATH:/usr/bin \
			/usr/lib/node_modules/pm2/bin/pm2 \
			startup systemd -u fourier \
			--hp ~/
	fi

if [ ! -f "/etc/systemd/system/ssh-tunnel.service" ]; then
	echo "/usr/bin/autossh -N -f -M 7$PORT -oPubkeyAuthentication=yes -oPasswordAuthentication=no -oLogLevel=error  -oUserKnownHostsFile=/dev/null -oStrictHostKeyChecking=no -i $keyfile -R 6$PORT:localhost:22 $tunnel_user@$serverhost -p 22" > $tunnelfile
	sudo mv $installerpath/ssh-tunnel.service \
			/etc/systemd/system/ssh-tunnel.service
	sudo systemctl enable ssh-tunnel
	sudo systemctl start ssh-tunnel
fi
	
if [[ "$OSTYPE" != darwin* ]]; then
	sudo mysql -u root -e "create database $mysql_db;"
	sudo mysql -u root -e "create user '$mysql_user'@'localhost' identified by '$mysql_passwd';"
	sudo mysql -u root -e "grant all privileges on $mysql_db.* to '$mysql_user'@'localhost';flush privileges;"
	cd ~
	sudo mysql -u root -h localhost $mysql_db < $installerpath/fourier.sql
	sudo cp $installerpath/fourier-key.json /etc/Fourier-key.json
fi