#!/bin/bash

url="http://chart.apis.google.com/chart?"

# title
chtt="What+are+the+top+3+issues+facing+Gentoo?"

# color
chco="45347b"

# Use text encoding for data (floating-point numbers)
chd="t:"

while read i; do
	l=${i%:*}
	n=${i#*: }

	# Comment out if you want a total number for getting percentages
	# Total=163.0 (1.63)
	[[ $l = Total ]] && continue

	l="${l} (${n}%)"

	chl="${chl}${l}|"
	chd="${chd}${n},"
done \
	< <(awk '/^1/, /^2/ {print}' gentoo_survey.txt \
	| grep ': [0-9]' gentoo_survey.txt \
	| sort -t: -k2 -n -r \
	| awk -F: \
		'BEGIN {other=0; tot=0} \
		{ tot+=$2; if ($2 > 3) printf("%s: %.1f\n", $1, $2/1.63); else other++} \
		END {printf("%s: %.1f\n", "Other", other/1.63); print "Total: " tot}')

# Strip off the last ones
chd=${chd%,}
chl=${chl%|}

#chs="800x375"
chs="1000x300"

# 3d pie chart
cht="p3"

echo "${url}chs=${chs}&cht=${cht}&chd=${chd}&chl=${chl}&chtt=${chtt}&chco=${chco}"