i3bar

#!/bin/bash
#Some functions to make displaying stuff easier
function hexcolor {
	bat=$1
        red=$(echo 255-$bat*2.55 | bc)
        green=$(echo $bat*2.55 | bc)
        green=$(echo "obase=16; ${green%.*}" | bc)
        red=$(echo "obase=16; ${red%.*}" | bc)
        if [ ${#red} = 1 ]; then
                red="0"$red
        fi
        if [ ${#green} = 1 ]; then
                green="0"$green
	fi
        hexcolor="#"$red$green"00"
}

function print {
	message=$1
	color=$2
	echo '{"full_text":"'$message'","color":"'$color'"},'
}

#Some functions to setup and get info we don't want to be constantly be asking for
function setup {
	white="#ffffff"
	green="#00ff00"
	red="#ff0000"
	firstRunVPN=0 #we're just going to assume we are connected to a vpn until told otherwise
}

function getIPs {
	LOCALIP=$(command ifconfig wlp1s0 | grep "inet addr")
	LOCALIP=${LOCALIP%%B*0}
	LEN=${#LOCALIP}
	LOCALIP=${LOCALIP:20:$LEN-22}
	IP=$(command wget -qO- http://ipecho.net/plain ; echo)
}

#prints whatever is in my to do list
function toDo {
	filename="/home/blemay360/.todo"
	comment=0
	notify=0
	while read -r line || [[ -n "$line" ]]; do
		if [ "${line:0:2}" != "//" ] && [ "$line" != "" ] && [ "${line:0:1}" != "#" ]; then
			if [ "${line:0:12}" = "Notification" ]; then
				notify=1
				comment=1
			elif [ $comment -eq 1 ]; then
				notify=0
			else
				notify=0
				comment=0
			fi
			if [ "${line:0:1}" = "!" ]; then
				print "${line:1}" $red
			elif [ "${line:0:2}" = "/*" ]; then
				let comment=1
			elif [ "${line:0:2}" = "*/" ]; then
				let comment=0
			elif [ $comment -eq 0 ]; then
	    			print "$line" $white
			fi
		fi
	done < $filename
}

toDo="Store each notification in ascending order of display time, so the first line will be displayed first, and the second second.. From there, the notify flag will be repurposed to work be the time. Then just check the notify flag time to display whatever is in the file"
function depositNotification {
	echo $1 >> notifications.txt
}

function printNotification {
	notify-send $(head -n 1 notifications.txt)
	$(sed '1d' notifications.txt) 
}

function batperc {
	BATPERC=$(command upower -i /org/freedesktop/UPower/devices/battery_BAT0 | grep -E "percentage")
	BATPERC=${BATPERC:24}
	bat=${BATPERC::-1}
	hexcolor $bat
	print $BATPERC $hexcolor
}

#functions for retreiving the battery status
function batstat {
	green="#00ff00"
	red="#ff0000"
	BATSTAT=$(command upower -i /org/freedesktop/UPower/devices/battery_BAT0 | grep -E "state")
	BATSTAT=${BATSTAT:25}
	if [ $BATSTAT = "discharging" ] && [ $bat -le 15 ]; then
		print "Discharging" $red
	elif [ $BATSTAT = "discharging" ]; then
		print "Discharging" $white
	elif [ $BATSTAT = "charging" ]; then
		print "Charging" $green
	elif [ $BATSTAT = "fully-charged" ]; then
		print "Charged" $green 
	fi
}

#some functions for what's going on with the wifi connection
function network {
	NETWORK="$(command iwconfig wlp1s0 | grep ESSID:"*")"
	NETWORK=${NETWORK:30:-3}
	if [ "$NETWORK" = "Bedly - 137 - 1R" ]; then
		print "Apartment" $white
	else
		print "$NETWORK" $white
	fi
#	if [ "$prevNetwork" != "$NETWORK" ]; then
#		sleep 3
#		getIPs
#	fi
#	prevNetwork="$NETWORK"
}

#function printIPaddrs {
#only prints out local and public ip address
#	print $LOCALIP $white
#	print $IP $white
#}

function vpn {
#queries TUN0 to see if a vpn is enabled. If it is, it will give a whole message, otherwise it will give a short error
	TUN0=$(command ifconfig -a)
	if [ ${#TUN0} -gt 1200 ]; then
		if [ "$firstRunVPN" -eq 0 ]; then
			let firstRunVPN=1
		fi
		echo {'"full_text":"VPN","color":"'$green'"'},
	elif [ "$firstRunVPN" -eq 1 ]; then
			let firstRunVPN=0
	fi
}

#prints the time until next class
function nextClass {
	if [ "$last_run" = "" ]; then
		nextClass=$(bash /home/blemay360/bin/classSchedule/classSchedule.sh)
		lastrun="$(command date "+%M")"
	elif [ "$last_run" != $(command date "+%M") ]; then
		nextClass=$(bash /home/blemay360/bin/classSchedule/classSchedule.sh)
		lastrun="$(command date "+%M")"
	fi
	if [ "$nextClass" != "" ]; then
		print $nextClass $white
	fi
}

#Prints date and time
function printdate {
#retrieves date and prints it out. Only called printdate because calling it date made it recursive and crashed stuff
	print "$(command date "+%a %b %d")" $white
	print $(command date "+%H:%M:%S") $white
}

function keyboardStatus {
	filename="/home/blemay360/bin-master/toggleKeyboardMouse/.state"
	state=$(cat $filename)
	if [ $(cat $filename) -eq 1 ]; then
		print "Touchpad disabled" $red
	fi
} 	

function main {	
	echo "[" #starts packet
	toDo
	keyboardStatus
	batperc
	batstat
	network
	vpn
#	nextClass
	printdate
	echo '{"full_text":""}],' #ends packet
	main #iterates to send the next packet
}

setup
main