##################################################################
#                                                                #
#	#   #	#       #     #      #        #####  #   #       #
#	#  #	# #   # #    ##     # #      #       #  #        #
#	# #	#   #   #   # #    #   #    #        # #         #
#	##	#       #  #####  #######  #         ##          #
#	# #	#       #     #   #     #   #        # #         #
#	#  #	#       #     #   #     #    #       #  #        #
#	#   #	#       #     #   #     #     #####  #   #       #
#                                                                #
##################################################################
#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<$MYPATH/intro.txt \
--button="Continue":2 > /dev/null 2>&1)
BUT=$?
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 $BASE | grep GPS)
if [ -n "$GPSINSTALL" ]; 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" \
--button="Exit":1 \
--button="Check All and Continue":3 \
--button="Install Selected":2 > $UTILITY
BUT=$?
if [ $BUT = 252 ] || [ $BUT = 1 ]; then
exit
fi

if [ $BUT = 3 ]; then
UTILAPPS=(DIPOLE CALLSIGN TEMPCONVERT GPARTED SHOWLOG PISTATS TELNET PITERM SECURITY YGATE BPQ BATT VNC)
for i in "${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
pcmanfm --set-wallpaper $MYPATH/bap-wallpaper.jpg

mkdir -p $DIR 2> /dev/null

#add virtual sound card link for pulse audio
cd $DIR
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
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 $MYPATH
cat > build-a-pi.desktop <<EOF
[Desktop Entry]
Name=Build-a-Pi
GenericName=KM4ACK Build-a-Pi
Comment=Build-a-Pi App Manager
Exec=$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