#!/bin/bash

CHECK_MARK=" \xe2\x9c\x85"
CHECK_CROSS=" \xe2\x9d\x8c"

sleep 2

echo "Let's add some basic shortcut into bashrc file"

cat > ~/bashrc <<"EOB"
export LS_OPTIONS='--color=auto'
eval "$(dircolors)"
alias ls='ls $LS_OPTIONS'
alias ll='ls $LS_OPTIONS -l'
alias l='ls $LS_OPTIONS -lA'
alias uptodate="apt update && apt upgrade -y"
alias pong=ping -c 1 8.8.8.8 &> /dev/null && echo -e "\\r${CHECK_MARK} Internet working, continue" || echo -e "\\r${CHECK_CROSS} Internet not working"

EOB



clear                         #clear content of the screen

############################## Startup script ##############################

echo "######################################"
echo "### NDI Discovery Server Automator ###"
echo "######################################"
echo
echo Update and Upgrade Debian, then install iperf3, apache2 and curl
  apt update && apt upgrade -y
  apt install iperf3 -y                     # needed for test ethernet bandwith
  apt install apache2 -y                    # needed for NDI-Discovery-log remotely visible
  apt install curl -y                       # probably to be deprecated if I automate this script entirely 

sleep 1

#echo "Set Toronto timezone" 
  #timedatectl set-timezone America/Toronto  # Set local time

echo "empty /etc/motd and adjust /etc/issue"
  rm /etc/motd && touch /etc/motd           # delete original file and create an empty one

cat > /etc/issue << "EOD"                 # create a custom file with role, and IP address
Debian GNU/Linux 11 \n \4 \l

################################
##### NDI Discovery Server #####
################################
########### JomixLaf ###########
################################

EOD

{ crontab -l; echo '@daily /usr/bin/systemctl restart ndi-discovery-server.service'; } | crontab -
############################## Startup script ##############################

############################## NDI Installation script ##############################

echo "Downloading latest NDI SDK V5..."
sleep 1
  if [ ! -f "Install_NDI_SDK_v5_Linux.tar.gz" ]; then
      wget https://downloads.ndi.tv/SDK/NDI_SDK_Linux/Install_NDI_SDK_v5_Linux.tar.gz
  fi
  if [ ! -f "Install_NDI_SDK_v5_Linux.sh" ]; then
      tar -xvf Install_NDI_SDK_v5_Linux.tar.gz
  fi
  if [ ! -f "/NDI SDK for Linux/bin/x86_64-linux-gnu/ndi-directory-service" ]; then
    echo "y" | ./Install_NDI_SDK_v5_Linux.sh
  fi

sleep 1

echo "Clean Directory"
  rm Install_NDI_SDK_v5_Linux.tar.gz
  rm Install_NDI_SDK_v5_Linux.sh
  mv "/root/NDI SDK for Linux/bin/x86_64-linux-gnu/ndi-directory-service" /root/ndi-discovery-server
  rm -r 'NDI SDK for Linux'
  echo done

sleep 1

echo "Create the script for NDI Discovery"
cat > /root/ndi-discovery-server-script.sh <<"EOF"
#! /bin/bash
now=$(date +"%F-T%H:%M:%S:%p")
rm       /var/www/html/ndi-discovery-log.txt
touch    /var/www/html/ndi-discovery-log.txt
mkdir -p /var/www/html/ndi-discovery-log-all
echo " " >> /var/www/html/ndi-discovery-log.txt
clear
echo
echo
/root/ndi-discovery-server | tee -a /var/www/html/ndi-discovery-log-all/ndi-discovery-log-"$now".txt /var/www/html/ndi-discovery-log.txt

EOF

# Time to create Service
clear
IS_ACTIVE=$(systemctl is-active $ndi-discovery-server.service)
if [ "$IS_ACTIVE" == "active" ]; then
echo "Service is running"
echo "Restarting service"
systemctl restart $ndi-discovery-server.service
echo "Service restarted"

else
# create service for the NDI Discovery Server
echo "Creating NDI Discovery Service"
cat > /etc/systemd/system/ndi-discovery-server.service << "EOT"
[Unit]
Description=NDI Discovery Server
After=multi-user.target

[Service]
ExecStart=/usr/bin/bash /root/ndi-discovery-server-script.sh
Restart=always
RestartSec=5s
Type=simple

[Install]
WantedBy=multi-user.target

EOT

fi

cat > /etc/systemd/system/iperf3.service << "EOS"
[Unit]
Description=start iperf3 in server mode at boot
After=multi-user.target

[Service]
ExecStart=iperf3 -s
Restart=always
RestartSec=5s
Type=simple 

[Install]
WantedBy=multi-user.target

EOS

clear

sleep 1

echo "Enable and start services"
  systemctl daemon-reload
  systemctl enable ndi-discovery-server.service
  systemctl enable iperf3.service
  systemctl start ndi-discovery-server.service
  systemctl start iperf3.service
sleep 1
if (systemctl -q is-active iperf3.service)
        then
                echo -e " \xe2\x9c\x85  iperf3 is running."
        else 
                echo -e " \xe2\x9d\x8c  iperf3 is not running"
fi
sleep 1
if (systemctl -q is-active apache2.service)
        then
                echo -e " \xe2\x9c\x85  Apache2 is running."
        else 
                echo -e " \xe2\x9d\x8c  Apache2 is  not running"
fi
sleep 1
if (systemctl -q is-active ndi-discovery-server.service)
        then
                echo -e " \xe2\x9c\x85  NDI Discovery Server is running."
        else 
                echo -e " \xe2\x9d\x8c  NDI Discovery Server is not running"
fi
sleep 0.5 
echo "congrats"