#!/bin/bash -eu
browsers="$@"

log() {
	echo "[generate] $@"
}

log "Cleaning build/ dir..."
rm -rf build
mkdir -p build/logs
log "Cleaned."

log "Generating XML with enketo-transformer reference implementation..."
# TODO

generateXmlFor() {
	local browser="$1"
	log "Generating XML in ${browser}..."
	./node_modules/karma/bin/karma start karma.conf.js --single-run \
			--browsers ${browser} > build/logs/${browser}.log
	mkdir -p build/generated/${browser}
	echo '['$(fgrep '[TRANSFORMED]' build/logs/${browser}.log | \
		sed -E -e 's/^.*\[TRANSFORMED\] //' -e "s/'$/,/")'{}]' > \
			"build/$browser.transformed.json"
	node -e "
		var fs = require('fs'),
		    json = fs.readFileSync('build/$browser.transformed.json').toString(),
		    forms;
		    forms = JSON.parse(json);
		forms.forEach(function(form) {
			if(!form.name) return;
			console.log('Processing: ' + form.name);
			fs.writeFileSync('build/generated/${browser}/' + form.name + '.html.xml', form.content.html);
			fs.writeFileSync('build/generated/${browser}/' + form.name + '.model.xml', form.content.model);
		});"
}

log "Transforming XML in browsers..."
for browser in $browsers; do
	generateXmlFor $browser
done
log "Browser transforms complete."