QuestionController.groovy

package ikeametal

class QuestionController {
	
	List ikeas = ["Vittsjö","Klubbo","Bastig","Boholmen","Grundtal","Dåtid","Samsplet","Skogaby","Adde","Nyvoll","Strandmon","Krokig","Vyssa Skont","Melltorp","Vridvinge"]
	List metals = ["Akercocke","Einherjer","Sargeist","Taake","Ensiferum","Midnattsol","Turisas","Thaurorod","Sikth","Eluveitie","Månegarm","Kovenant","Korpiklaani"]
	Random rand = new Random()
	static Integer total = 0
	static Integer correct = 0

	def index() {
		List joined = metals + ikeas
		def picked = joined[ rand.nextInt(joined.size()) ]
		render "<H1>$picked</H1> is IKEA or METAL ?" +
			g.link(action:"ikea",id:picked){"<H2>IKEA</H2>"} +
			g.link(action:"metal",id:picked){"<H2>METAL</H2>"} +
			"( $correct / $total )"
	}
	
	def metal() {
		total ++
		def ans = metals.contains(params.id) ?
			"<H1>Right!</H1> ${params.id} is Metal Band.<!--${++correct}-->" :
			"<H1>Wrong.</H1> ${params.id} is IKEA Item."
		ans += g.link(action:"index"){"<H2>Next</H2>"}+"( $correct / $total )"
		render ans
	}
	
	def ikea() {
		total ++
		def ans = ikeas.contains(params.id) ?
			"<H1>Right!</H1> ${params.id} is IKEA Item.<!--${++correct}-->" :
			"<H1>Wrong.</H1> ${params.id} is Metal Band."
		ans += g.link(action:"index"){"<H2>Next</H2>"}+"( $correct / $total )"
		render ans
	}
}