#!/bin/bash
#
# Copyright (c) 2020 by Thomas A. Early N7TAE
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

trap ControlC INT

ControlC () {
	echo "caught SIGINT"
}

UninstallReflector () {
	if [ -e $xlxserv ] || [ -e $xrfserv ]; then
		cd src
		sudo make uninstall
		cd ..
	fi
	if [ -e $ambserv ]; then
		cd ambed
		sudo make uninstall
		cd ..
	fi
}

InstallReflector () {
	if [ "$tcaddress" != none ]; then
		cd ambed
		sudo make install || read -p "<Enter> to continue: " ans
		cd ..
	fi
	cd src
	if [[ "$callsign" == XLX* ]]; then
		if [ ! -e xlxd.whitelist ]; then
			cp ../config/xlxd.whitelist .
		fi
		if [ ! -e xlxd.blacklist ]; then
			cp ../config/xlxd.blacklist .
		fi
		if [ ! -e xlxd.interlink ]; then
			cp ../config/xlxd.interlink .
		fi
		if [[ "$g3support" == true ]] && [ ! -e xlxd.terminal ]; then
			cp ../config/xlxd.terminal .
		fi
	else
		if [ ! -e xrfd.whitelist ]; then
			cp ../config/xlxd.whitelist xrfd.whitelist
		fi
		if [ ! -e xrfd.blacklist ]; then
			cp ../config/xlxd.blacklist xrfd.blacklist
		fi
		if [ ! -e xrfd.interlink ]; then
			cp ../config/xlxd.interlink xrfd.interlink
		fi
		if [[ "$g3support" == true ]] && [ ! -e xrfd.terminal ]; then
			cp ../config/xlxd.terminal xrfd.terminal
		fi
	fi
	sudo make install || read -p "<Enter> to continue: " ans
	cd ..
}

Clean () {
	cd src
	make clean
	cd ../ambed
	make clean
	cd ..
}

Compile () {
	local np
	np=`getconf _NPROCESSORS_ONLN`
	cd src
	make -j$np || read -p "<Enter to continue: " ans
	cd ..
	if [[ "$callsign" == XLX* ]] && [[ "$tcaddress" != none ]]; then
		cd ambed
		make -j$np || read -p "<Enter to continue: " ans
		cd ..
	fi
}

# Execution starts here!

# service file locations
xlxserv='/etc/systemd/system/xlxd.service'
xrfserv='/etc/systemd/system/xrfd.service'
ambserv='/etc/systemd/system/ambed.service'

# default values, we only need a few
#callsign='CHNGME'
#nummod=26
#ip4addr='none'
#ip6addr='none'
tcaddress='none'
#tcmodules='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
#ysfenable=false
#ysfmodule='D'
g3support=false
#dbsupport=false

if [ -e reflector.cfg ]; then
	source reflector.cfg
else
	echo 'No configuration file found...'
	exit 1
fi
key='x'
# main loop
while [[ "$key" != q* ]]
do
	clear
	pcount=$(ps -aux | grep -e xlxd -e xrfd -e ambed | wc -l)
	if [ "$pcount" -gt 1 ]; then
		echo
		ps -aux | head -1
		ps -aux | grep -e xlxd -e xrfd -e ambed | grep -v grep
	fi
	echo
	echo "        Reflector Administration, Version #210127"
	echo
	git status | head -1
	echo
	echo "ls : List the configuration file"
	echo "cl : Clean (remove) compiled objects and executables"
	echo "gp : Pull the latest software from the repo"
	echo "br : Change git branch to <value>"
	echo "co : Compile the system executable(s)"
	if [ -e $xlxserv ] || [ -e $xrfserv ]; then
		if [ -e $xlxserv ] && [ -e $xrfserv ]; then
			echo "ERROR: both xlxd and xrfd seem to be installed!"
			exit 1
		elif [ -e $xlxserv ]; then
			echo "us : Uninstall the XLX reflector"
			echo "rl : Reflector log"
			if [ -e $ambserv ]; then
				echo "tl : Transcoder log"
			fi
		elif [ -e $xrfserv ]; then
			echo "us : Uninstall the XRF reflector"
			echo "rl : Reflector log"
		fi
		echo "rr : Reflector restart"
		if [ -e $ambserv ]; then
			echo "tr : Transcoder restart"
		fi
	else
		if [[ "$callsign" == XRF* ]] || [[ "$callsign" == XLX* ]]; then
			if [[ "$callsign" == XRF* ]] && [ -e src/xrfd ]; then
				echo "is : Install XRF reflector"
			elif [[ "$callsign" == XLX* ]] && [ -e src/xlxd ]; then
				if [[ "$tcaddress" == none ]]; then
					echo "is : Install XLX reflector without transcoder"
				else
					if [ -e ambed/ambed ]; then
						echo "is : Install XLX reflector and transcoder"
					fi
				fi
			fi
		fi
	fi
	echo
	echo    "q  : Quit"
	echo
	read -p "Please input <key> <value> - omit value to toggle a true/false : " key value garbage

	if   [[ "$key" == ls* ]]; then
		cat reflector.cfg;
		echo
		read -p "<Enter> to return to main menu: " ans
	elif [[ "$key" == us* ]]; then
		if   [[ "$callsign" == XLX* ]] && [ -e $xlxserv ]; then
			UninstallReflector
		elif [[ "$callsign" == XRF* ]] && [ -e $xrfserv ]; then
			UninstallReflector
		fi
	elif [[ "$key" == is* ]]; then
		if   [[ "$callsign" == XLX* ]] && [ -e src/xlxd ] && [ ! -e $xlxserv ] && [ ! -e $xrfserv ]; then
			InstallReflector
		elif [[ "$callsign" == XRF* ]] && [ -e src/xrfd ] && [ ! -e $xlxserv ] && [ ! -e $xrfserv ]; then
			InstallReflector
		fi
	elif [[ "$key" == gp* ]]; then
		echo
		git pull
		echo
		read -p "<Enter> to continue: " ans
	elif [[ "$key" == br* ]]; then
		echo
		git checkout "$value"
		echo
		read -p "<Enter> to continue: " ans
	elif [[ "$key" == rr* ]]; then
		if   [[ "$callsign" == XLX* ]] && [ -e $xlxserv ]; then
			sudo systemctl restart xlxd
		elif [[ "$callsign" == XRF* ]] && [ -e $xrfserv ]; then
			sudo systemctl restart xrfd
		fi
	elif [[ "$key" == tr* ]] && [ -e $ambserv ]; then sudo systemctl restart ambed
	elif [[ "$key" == cl* ]]; then Clean
	elif [[ "$key" == co* ]]; then Compile
	elif [[ "$key" == tl* ]] && [ -e $ambserv ]; then sudo journalctl -u ambed -f
	elif [[ "$key" == rl* ]]; then
		if [ -e $xlxserv ]; then
			sudo journalctl -u xlxd -f
		elif [ -e $xrfserv ]; then
			sudo journalctl -u xrfd -f
		fi
	fi
done
exit 0
