##################################################################
#                                                                #
#	#   #	#       #     #      #        #####  #   #       #
#	#  #	# #   # #    ##     # #      #       #  #        #
#	# #	#   #   #   # #    #   #    #        # #         #
#	##	#       #  #####  #######  #         ##          #
#	# #	#       #     #   #     #   #        # #         #
#	#  #	#       #     #   #     #    #       #  #        #
#	#   #	#       #     #   #     #     #####  #   #       #
#                                                                #
##################################################################
#20200620

DESK=$(printenv | grep DISPLAY)
MYPATH="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"
LOGO=${MYPATH}/logo.png
RB=${HOME}/.config/KM4ACK
BASE=${MYPATH}/base.txt
ADDITIONAL=${MYPATH}/additional.txt
UTILITY=${MYPATH}/utility.txt
FLSUITE=${MYPATH}/flsuite.txt
CONFIG=${MYPATH}/config
FUNCTIONS=${MYPATH}/functions
TEMPCRON=${MYPATH}/cron.tmp
DIR=${MYPATH}/temp
WHO=$(whoami)
VERSION=$(grep "version=" ${MYPATH}/changelog | sed 's/version=//')

FINISH() {
	if [ -f "${BASE}" ]; then
		rm ${BASE}
	fi

	if [ -f "${ADDITIONAL}" ]; then
		rm ${ADDITIONAL}
	fi

	if [ -f "${FLSUITE}" ]; then
		rm ${FLSUITE}
	fi

	if [ -f "${UTILITY}" ]; then
		rm ${UTILITY}
	fi
}

trap FINISH EXIT

#check for display. can't run from SSH
if [ -z "$DESK" ]; then
	cat <<EOF
This script cannot be run from an SSH session.
Please boot into the pi's desktop environment,
open the terminal, and run this script again
EOF
	exit 0
fi

#install YAD & jq as needed
clear
echo
echo
echo "#######################################"
echo "#  Updating repository & installing   #"
echo "#  a few needed items before we begin #"
echo "#######################################"
sudo apt-get update
if ! hash yad 2>/dev/null; then
	sudo apt install -y yad
fi
if ! hash jq 2>/dev/null; then
	sudo apt install -y jq
fi
if ! hash bc >/dev/null; then
	sudo apt install -y bc
fi

#####################################
#	Check if run before
#####################################
if [ -f "${RB}" ]; then
	bash ${MYPATH}/update &
	exit
fi
#####################################
#	Check user is pi
#####################################
if [ "$WHO" != 'pi' ]; then
	yad --form --width=500 --text-align=center --center --title="Build-a-Pi" --text-align=center \
		--image ${LOGO} --window-icon=${LOGO} --image-on-top --separator="|" --item-separator="|" \
		--text="<b>USER NAME IS NOT PI</b>\rThis script is designed to be run as the pi user. Please set the user name to pi \
and try again. You can change the user name after the build is complete but some configuration may not work \
as expected" \
		--button=gtk-close
	exit 1
fi
#####################################
#	notice to user
#####################################
cat <<EOF >${MYPATH}/intro.txt
This script takes approximately 4 hours to complete
if you choose to install everything. If you find it
helpful please consider a donation to encourage future
development.

https://paypal.me/km4ack
EOF

INTRO=$(yad --width=550 --height=250 --text-align=center --center --title="Build-a-Pi" --show-uri \
	--image ${LOGO} --window-icon=${LOGO} --image-on-top --separator="|" --item-separator="|" \
	--text-info \
	--button="Continue":2 <${MYPATH}/intro.txt \
	>/dev/null 2>&1)
BUT=$?
if [ ${BUT} = 252 ]; then
	rm ${MYPATH}/intro.txt
	exit
fi
rm ${MYPATH}/intro.txt
#####################################
#	Create autostart dir
#used to autostart conky at boot
#####################################
mkdir -p ${HOME}/.config/autostart

#####################################
#	Get User Call
#####################################
CALL() {
	INFO=$(yad --form --width=420 --text-align=center --center --title="Build-a-Pi" \
		--image ${LOGO} --window-icon=${LOGO} --image-on-top --separator="|" --item-separator="|" \
		--text="<b>version $VERSION</b>" \
		--field="Call Sign*" \
		--field="<b>* Required</b>":LBL \
		--button="Continue":2)
	BUT=$?
	if [ ${BUT} = 252 ]; then
		exit
	fi
}
CALL
CALL=$(echo ${INFO} | awk -F "|" '{print $1}')
CALL=${CALL^^}

#Verify call not empty
ATTEMPTS=0
while [ -z "$CALL" ]; do
	if [ $ATTEMPTS -eq 3 ]; then
		yad --form --width=420 --text-align=center --center --title="Build-a-Pi" --text-align=center \
			--image ${LOGO} --window-icon=${LOGO} --image-on-top --separator="|" --item-separator="|" \
			--text="<b>Empty callsign after 3 attempts. Quiting!</b>" \
			--button=gtk-ok
		exit
	fi

	yad --form --width=420 --text-align=center --center --title="Build-a-Pi" --text-align=center \
		--image ${LOGO} --window-icon=${LOGO} --image-on-top --separator="|" --item-separator="|" \
		--text="<b>Call Can't be Blank</b>" \
		--button=gtk-ok

	((ATTEMPTS = ATTEMPTS + 1))
	CALL
	CALL=$(echo ${INFO} | awk -F "|" '{print $1}')
	CALL=${CALL^^}
done

echo "CALL=$CALL" >${CONFIG}

#####################################
#	Base Apps
#####################################
yad --center --list --checklist --width=600 --height=600 --separator="" \
	--image ${LOGO} --column=Check --column=App --column=Description \
	--print-column=2 --window-icon=${LOGO} --image-on-top --text-align=center \
	--text="<b>Base Applications</b>" --title="Build-a-Pi" \
	false "HOTSPOT" "Hot Spot Generator for Portable Ops" \
	false "HSTOOLS" "Tools to Manage Hot Spot" \
	false "GPS" "GPS Software" \
	false "ARDOP" "Modem for HF" \
	false "ARDOPGUI" "GUI for ARDOP" \
	false "HAMLIB" "Needed for Rig Control" \
	false "DIREWOLF" "Software TNC" \
	false "AX25" "Data Link Layer Protocol" \
	false "PULSE" "Pulse Audio Control Interface" \
	--button="Exit":1 \
	--button="Check All and Continue":3 \
	--button="Next":2 >${BASE}
BUT=$?
if [ ${BUT} = 252 ] || [ ${BUT} = 1 ]; then
	exit
fi

if [ ${BUT} = 3 ]; then
	BASEAPPS=(HOTSPOT HSTOOLS GPS ARDOP ARDOPGUI HAMLIB DIREWOLF AX25 PULSE)
	for i in "${BASEAPPS[@]}"; do
		echo "$i" >>${BASE}
	done
fi

#check if hotspot is chosen for install & get info if needed
HS=$(grep "HOTSPOT" ${BASE})
if [ -n "$HS" ]; then
	HSINFO() {
		#unblock wifi
		sudo rfkill unblock all >/dev/null 2>&1
		#bring wifi up
		sudo ifconfig wlan0 up
		#LIST=$(sudo iw dev "wlan0" scan ap-force | egrep "^BSS|SSID:" | grep SSID: | sed 's/SSID://' | awk '{ print $1 }')
		#LIST=$(echo $LIST | sed 's/ /|/g')
		LIST=$(sudo iw dev "wlan0" scan ap-force | sed -ne 's/^.*SSID: \(..*\)/\1/p' | sort | uniq | paste -sd '|')

		HSINFO=$(yad --center --form --width=400 --height=400 --separator="|" --item-separator="|" \
			--image ${LOGO} --column=Check --column=App --column=Description \
			--window-icon=${LOGO} --image-on-top --text-align=center \
			--text="<b>HotSpot Information\r\rPlease enter the information\rbelow \
for the Hot Spot\r</b>NOTE: The last field is the password for the hotspot. You will use this password to \
connect to your Pi when it is in hotspot mode <b>This password can only contain letters and numbers</b>" \
			--title="Build-a-Pi" \
			--field="Home Wifi SSID":CB "$LIST" \
			--field="Home Wifi Password" \
			--field="Hot Spot Password" \
			--button="Exit":1 \
			--button="Continue":2 \
			--button="Refresh Wifi":3)
		BUT=$?
		if [ ${BUT} = 3 ]; then
			HSINFO #Call HSINFO function
		fi

		if [ ${BUT} = 252 ] || [ ${BUT} = 1 ]; then
			exit
		fi
		#}
		#HSINFO
		#fi
		SHACKSSID=$(echo $HSINFO | awk -F "|" '{print $1}')
		SHACKPASS=$(echo $HSINFO | awk -F "|" '{print $2}')
		HSPASS=$(echo $HSINFO | awk -F "|" '{print $3}')

		#Check password length
		if [ -n "$HS" ]; then
			COUNT=${#HSPASS}
			if [ ${COUNT} -lt 8 ]; then
				yad --center --form --width=300 --height=200 --separator="|" \
					--image ${LOGO} --window-icon=${LOGO} --image-on-top --text-align=center \
					--text="<b>Hotspot password has to be 8-63 characters</b>" --title="Build-a-Pi" \
					--button=gtk-ok
				HSINFO
			fi
		fi

	}
	HSINFO
fi

echo "SHACKSSID=$SHACKSSID" >>${CONFIG}
echo "SHACKPASS=\"$SHACKPASS\"" >>${CONFIG}
echo "HSPASS=\"$HSPASS\"" >>${CONFIG}
###################################
#CHECK IF GPS IS CHOSEN TO INSTALL#
###################################
GPSINSTALL=$(cat ${BASE} | grep GPS)
if [ -n "${GPS}INSTALL" ]; then

	yad --center --height="300" --width="300" --form --separator="|" --item-separator="|" --title="GPS" \
		--image ${LOGO} --window-icon=${LOGO} --image-on-top \
		--text="\r\r\r\r\r<b><big>Connect your GPS to the pi</big></b>" \
		--button="Exit":1 \
		--button="Continue":2

	BUT=$?
	if [ ${BUT} = 1 ] || [ ${BUT} = 252 ]; then
		exit
	fi
	USB=$(ls /dev/serial/by-id)
	USB=$(echo $USB | sed "s/\s/|/g")

	GPS=$(yad --center --height="600" --width="300" --form --separator="|" --item-separator="|" --title="GPS" \
		--image ${LOGO} --window-icon=${LOGO} --image-on-top \
		--text="Choose Your GPS" \
		--field="GPS":CB "$USB")
	BUT=$?
	if [ ${BUT} = 252 ] || [ ${BUT} = 1 ]; then
		echo exiting
		exit
	fi

	GPS=$(echo ${GPS} | awk -F "|" '{print $1}')
	GPS=/dev/serial/by-id/${GPS}
	echo "GPS=${GPS}" >>${CONFIG}
fi

#####################################
#	FLSUITE
#####################################
yad --center --list --checklist --width=600 --height=600 --separator="" \
	--image ${LOGO} --column=Check --column=App --column=Description \
	--print-column=2 --window-icon=${LOGO} --image-on-top --text-align=center \
	--text="<b>FLDIGI Suite</b>" --title="Build-a-Pi" \
	false "FLRIG" "Rig Contol GUI" \
	false "FLDIGI" "Digital Software" \
	false "FLAMP" "File Transfer Program" \
	false "FLNET" "Net Control Software" \
	false "FLMSG" "Forms Manager" \
	false "FLWRAP" "File Encapsulation" \
	--button="Exit":1 \
	--button="Check All and Continue":3 \
	--button="Next":2 >${FLSUITE}
BUT=$?
if [ ${BUT} = 252 ] || [ ${BUT} = 1 ]; then
	exit
fi
if [ ${BUT} = 3 ]; then
	FLAPPS=(FLRIG FLDIGI FLAMP FLNET FLMSG FLWRAP)
	for i in "${FLAPPS[@]}"; do
		echo "$i" >>${FLSUITE}
	done
fi

#####################################
#	Ham Apps
#####################################
yad --center --list --checklist --width=600 --height=600 --separator="" \
	--image ${LOGO} --column=Check --column=App --column=Description \
	--print-column=2 --window-icon=${LOGO} --image-on-top --text-align=center \
	--text="<b>Ham Applications</b>" --title="Build-a-Pi" \
	false "CONKY" "System Information Display" \
	false "PI-APRS" "APRS Message Application" \
	false "CHIRP" "Program Radios" \
	false "GARIM" "File Transfer Program" \
	false "PAT" "Radio Email Application" \
	false "PAT-MENU" "Control for Pat Winlink" \
	false "JS8CALL" "Weak Signal Digital Mode Software" \
	false "M0IAX" "Tools for JS8Call Messages" \
	false "WSJTX" "Weak Signal Digital Mode Software" \
	false "PYQSO" "Logging Software" \
	false "CQRLOG" "Logging Software" \
	false "XLOG" "Logging Software" \
	false "EES" "KM4ACK Emergency Email Server" \
	false "QSSTV" "Slow Scan TV" \
	false "GRIDTRACKER" "Track Grids in WSJTX" \
	false "HAMCLOCK" "Clock for Ham Radio Ops" \
	false "PROPAGATION" "Propagation Prediction Software" \
	false "YAAC" "Yet Another APRS Client" \
	false "XASTIR" "APRS Client" \
	false "GPREDICT" "Satellite Tracking" \
	false "TQSL" "LOTW Software" \
	--button="Exit":1 \
	--button="Check All and Continue":3 \
	--button="Next":2 >${ADDITIONAL}
BUT=$?
if [ ${BUT} = 252 ] || [ ${BUT} = 1 ]; then
	exit
fi

if [ ${BUT} = 3 ]; then
	ADDAPPS=(CONKY PI-APRS CHIRP GARIM PAT PAT-MENU JS8CALL M0IAX WSJTX PYQSO
		CQRLOG EES QSSTV GRIDTRACKER HAMCLOCK PROPAGATION YAAC XASTIR GPREDICT TQSL
		XLOG)

	for i in "${ADDAPPS[@]}"; do
		echo "$i" >>${ADDITIONAL}
	done
fi

#check if hamclock is being installed
HCCHECK=$(grep "HAMCLOCK" ${ADDITIONAL})
if [ -n "$HCCHECK" ]; then

	HC=$(yad --form --width=420 --text-align=center --center --title="Build-a-Pi" \
		--image ${LOGO} --window-icon=${LOGO} --image-on-top --separator="|" --item-separator="|" \
		--text="<b>version $VERSION</b>" \
		--field="Ham Clock Size":CB "SMALL|LARGE" \
		--button="Continue":2)
	HC=$(echo $HC | awk -F "|" '{print $1}')
	sed -i 's/HAMCLOCK//' ${ADDITIONAL}
	echo $HC >>${ADDITIONAL}
fi

PATCHECK=$(grep "PAT" ${ADDITIONAL})
if [ -n "$PATCHECK" ]; then
	INFO=$(yad --form --width=420 --text-align=center --center --title="Build-a-Pi" \
		--image ${LOGO} --window-icon=${LOGO} --image-on-top --separator="|" --item-separator="|" \
		--text="<b>version $VERSION</b>" \
		--field="Six Character Grid Square" \
		--field="Winlink Password" \
		--field="<b>Password is case sensitive</b>":LBL \
		--button="Continue":2)
	GRID=$(echo ${INFO} | awk -F "|" '{print $1}')
	GRID=${GRID^^}
	WL2KPASS=$(echo ${INFO} | awk -F "|" '{print $2}')
	echo "GRID=$GRID" >>${CONFIG}
	echo "WL2KPASS=\"$WL2KPASS\"" >>${CONFIG}
fi

#####################################
#	Utilities
#####################################
yad --center --list --checklist --width=600 --height=600 --separator="" \
	--image ${LOGO} --column=Check --column=App --column=Description \
	--print-column=2 --window-icon=${LOGO} --image-on-top --text-align=center \
	--text="<b>Utilities</b>" --title="Build-a-Pi" \
	false "DIPOLE" "Dipole Calculator" \
	false "CALLSIGN" "Call sign lookup" \
	false "TEMPCONVERT" "Temperature Converter" \
	false "GPARTED" "Disk Utility Tool" \
	false "SHOWLOG" "Log file viewer" \
	false "PISTATS" "Pi3/4 Stats Monitor" \
	false "TELNET" "Telnet Protocol" \
	false "PITERM" "piQtTermTCP Terminal Program" \
	false "SECURITY" "File Encryption Software" \
	false "YGATE" "Yaesu APRS Software" \
	false "BPQ" "LinBPQ Software" \
	false "BATT" "Battery Test Script" \
	false "VNC" "VNC Client Application" \
	false "ZYGRIB" "Grib File Viewer" \
	false "GPSUPDATE" "Tool to Manage GPS Devices" \
	--button="Exit":1 \
	--button="Check All and Continue":3 \
	--button="Install Selected":2 >${UTILITY}
BUT=$?
if [ ${BUT} = 252 ] || [ ${BUT} = 1 ]; then
	exit
fi

if [ ${BUT} = 3 ]; then
	UTILAPPS=(DIPOLE CALLSIGN TEMPCONVERT GPARTED SHOWLOG PISTATS TELNET PITERM SECURITY YGATE BPQ BATT VNC ZYGRIB GPSUPDATE)
	for i in "${UTILAPPS[@]}"; do
		echo "$i" >>${UTILITY}
	done
fi

#backup crontab
crontab -l >$TEMPCRON
echo "@reboot sleep 10 && export DISPLAY=:0 && ${MYPATH}/.complete" >>$TEMPCRON
${MYPATH}/.funfacts &
#upgrade the system
sudo apt-get -y upgrade
sudo apt -y full-upgrade

#set wallpaper
#fix issue 193
sudo cp bap-wallpaper.jpg /usr/share/rpd-wallpaper/
pcmanfm --set-wallpaper /usr/share/rpd-wallpaper/bap-wallpaper.jpg

mkdir -p ${DIR} 2>/dev/null

#add virtual sound card link for pulse audio
cd ${DIR} || exit
cat >tempsound <<EOF
pcm.pulse {
	type pulse
	}
ctl.pulse {
	type pulse
	}
EOF
sudo chown root:root tempsound
sudo mv tempsound /etc/asound.conf

#mod sound card for Buster May 2020
#so it will always load as card #2
cd ${DIR} || exit
cat >tempsound <<EOF
#Internal sound
options snd-bcm2835 index=0

#USB soundcard
options snd-usb-audio index=2
EOF
sudo chown root:root tempsound
sudo mv tempsound /etc/modprobe.d/alsa.conf

#install ham radio menu
sudo apt-get install -y extra-xdg-menus

#setup bin dir and put in path
mkdir -p ${HOME}/bin
echo "export PATH=$PATH:${HOME}/bin" >>${HOME}/.bashrc

#set update script to exec
chmod +x ${MYPATH}/update ${MYPATH}/build-a-pi

#create build-a-pi menu item
cd ${MYPATH} || exit
cat >build-a-pi.desktop <<EOF
[Desktop Entry]
Name=Build-a-Pi
GenericName=KM4ACK Build-a-Pi
Comment=Build-a-Pi App Manager
Exec=${MYPATH}/update
Icon=${MYPATH}/logo.png
Terminal=true
Type=Application
Categories=Settings;DesktopSettings;GTK;X-LXDE-Settings;
EOF

sudo mv build-a-pi.desktop /usr/share/applications/

#####################################
#	Install Base Apps
#####################################
touch ${RB}
source ${FUNCTIONS}/base.function
while read i; do
	$i
done <${BASE}

#####################################
#	Install FLSUITE
#####################################
source ${FUNCTIONS}/flsuite.function
#perform memory increase if needed
CHECKFL="${MYPATH}/flsuite.txt"
if [ -s "$CHECKFL" ]; then
	FLSTART
fi
touch ${RB}
while read i; do
	$i
done <${FLSUITE}

#Perform memory reset if needed
if [ -s "$CHECKFL" ]; then
	FLSTOP
fi

#####################################
#	Install ADDITIONAL Apps
#####################################
source ${FUNCTIONS}/additional.function
while read i; do
	$i
done <${ADDITIONAL}

#####################################
#	Install KM4ACK Utilites
#####################################
source ${FUNCTIONS}/utility.function
while read i; do
	$i
done <${UTILITY}

#####################################
#	END CLEANUP
#####################################
#Remove temp files
rm ${BASE} ${ADDITIONAL} ${UTILITY} ${FLSUITE} >/dev/null 2>&1
rm -rf ${DIR} >/dev/null 2>&1
#sudo apt -y autoremove > /dev/null 2>&1

#restore crontab
crontab ${TEMPCRON}
rm ${TEMPCRON}

echo "WE ARE ALL DONE HERE.  If you close this window, you will have to reboot manually."

#reboot when done
yad --width=400 --height=200 --title="Reboot" --image ${LOGO} \
	--text-align=center --skip-taskbar --image-on-top \
	--wrap --window-icon=${LOGO} \
	--undecorated --text="<big><big><big><b>Build Finished \rReboot Required</b></big></big></big>\r\r" \
	--button="Reboot Now":0 \
	--button="Exit":1
BUT=$(echo $?)

if [ ${BUT} = 0 ]; then
	echo rebooting
	sudo reboot
elif [ ${BUT} = 1 ]; then
	exit
fi