#!/bin/sh

# To run from Internet: 
#     sudo sh -c "$(curl -s http://apps.control2net.com/apt/install-lorawan-server)"

DIRECTORY="/opt/GoIoT/DinGo/bin/lorawan"
if [ ! -d "$DIRECTORY" ]; then
    echo "..."
else
    echo "Take backup..."
    DIRECTORYBACKUP="/opt/GoIoT/backup"
    if [ ! -d "$DIRECTORYBACKUP" ]; then
        mkdir /opt/GoIoT/backup
        sudo chmod 0755 /opt/GoIoT/backup
    fi
    DIRECTORYTMPBACKUP="/opt/GoIoT/tmplorawanserverbackup"
    if [ ! -d "$DIRECTORYTMPBACKUP" ]; then
        mkdir /opt/GoIoT/tmplorawanserverbackup
        sudo chmod 0755 /opt/GoIoT/tmplorawanserverbackup
    fi
    cd /opt/GoIoT/DinGo/bin/lorawan
    d="$(date +%Y%m%d%H%M%S)"
    for i in global_conf*; do 
        cp -avrp "$i" "/opt/GoIoT/backup/${i}.${d}"
    done
    for i in local_conf*; do
        cp -p "$i" "/opt/GoIoT/backup/${i}.${d}"
    done
    for i in Xglobal_conf*; do
        cp -p "$i" "/opt/GoIoT/backup/${i}.${d}"
    done
    sudo cp -p local_conf.json /opt/GoIoT/tmplorawanserverbackup
    sudo cp -avrp global_conf.json /opt/GoIoT/tmplorawanserverbackup
fi

#echo "Install dependencies..."
#sudo apt-get update
echo "Download files..."
cd /opt/GoIoT/DinGo/bin
wget -N "http://apps.control2net.com/apt/lorawan/lorawanserver.tar.gz"
echo "Extract files..."
sudo tar -xvf lorawanserver.tar.gz
DIRECTORYTMPBACKUP="/opt/GoIoT/tmplorawanserverbackup"
if [ -d "$DIRECTORYTMPBACKUP" ]; then
    cd /opt/GoIoT/tmplorawanserverbackup
    sudo cp -p local_conf.json /opt/GoIoT/DinGo/bin/lorawan/
    sudo cp -avrp global_conf.json /opt/GoIoT/DinGo/bin/lorawan/
    sudo rm -r /opt/GoIoT/tmplorawanserverbackup
fi
echo "Setup service..."
cd /opt/GoIoT/DinGo/bin/lorawan/init.d
sudo cp -p lorawanserver-srv /etc/init.d
cd /opt/GoIoT/DinGo/bin/lorawan/systemd
sudo cp -p lorawanserver.service /lib/systemd/system
sudo systemctl daemon-reload
sudo chmod +x /etc/init.d/lorawanserver-srv
echo "Copy scripts..."
cd /opt/GoIoT/DinGo/bin/lorawan/bin
sudo chmod +x lorawan*
sudo cp -p lorawan* /opt/GoIoT/DinGo/bin
echo "Start service...."
sudo systemctl enable lorawanserver.service
sudo systemctl restart lorawanserver.service
echo "Finished."
echo "Use these commands to control the service:"
echo "    lorawan-server-status   (show service status)"
echo "    lorawan-server-start    (start the service)"
echo "    lorawan-server-stop     (stop the service)"
echo "    lorawan-server-restart  (restart the service)"
echo "    lorawan-server-enable   (service starts after reboot)"
echo "    lorawan-server-disable  (service does not start after reboot)"
echo "    lorawan-server          (start server directly, not as service)"
echo "    journalctl -f -u lorawanserver.service          (show real-time log)"