#!/bin/bash
#set -x

. ~/.password

read -p "What is the number of the store? " STORE
read -p "What is the street and number?   " TPH_STR
read -p "What is the postal code?         " TPH_PCS
GOOGLE=`lynx -dump -accept_all_cookies \
"http://maps.google.com/maps/geo?q=${TPH_STR},${TPH_PCS}+Belgium&output=csv&key=${GOOGLE_API_KEY}" `
LON2=`echo $GOOGLE|awk -F, '{print $3}'`
LAT2=`echo $GOOGLE|awk -F, '{print $4}'`

#LON2=51.218118
#LAT2=4.414331

echo $LON2
echo $LAT2

if [ "$LAT2" = "0" ]
then
	echo "Wrong adress!"
	exit
fi

RADIUS=6372795.477598
CONVERT=`echo "scale=6; 180/(4*a(1))" | bc -l`


test -f DISTANCE.csv && rm DISTANCE.csv

# postalcode parameters
for PC_LOC in `cat POSTCODE_LAT_LON`
do
	PC=`echo $PC_LOC|awk -F, '{print $1}'`
	LON1=`echo $PC_LOC|awk -F, '{print $2}'`
	LAT1=`echo $PC_LOC|awk -F, '{print $3}'`
	#Measure the distance
	X=$(echo "(s($LAT1/$CONVERT)*s($LAT2/$CONVERT))+(c($LAT1/$CONVERT)*c($LAT2/$CONVERT)*c($LON2/$CONVERT-$LON1/$CONVERT))"|bc -l)
	DIST=$(echo "$RADIUS * a(sqrt(1-$X^2)/$X)"|bc -l|awk -F\. '{print $1}')
	#Output the distance
	printf "$STORE;$PC;$DIST\n" >> DISTANCE.csv
	printf "$STORE $PC $DIST             \r"
done

exit