Cards Against Humanity, played by Twitter - West London Hack Night 13/2/15

Cards.scala

package stuff

import scala.io.Source
import scala.util.Random
import twitter4j.TwitterFactory
import twitter4j.Query
import twitter4j.conf.Configuration
import twitter4j.auth.AuthorizationConfiguration
import twitter4j.auth.AccessToken
import scala.collection.JavaConversions._

object Cards extends App {

  val twitter = new TwitterFactory().getInstance()
  
  //println(twitter)
  
  val answers = Source.fromInputStream(getClass().getResourceAsStream("answers.txt")).getLines.toList
  val questions = Source.fromInputStream(getClass().getResourceAsStream("questions.txt")).getLines.toList

  val answered = questions.map(q => answerQ(q, getAnswerRandom))
  

  println(answerQ(questions(0), getAnswerFromTwitter))
 
  def answerQ(s : String, f: List[String] => String )= {
        if (s.contains("_")) answerUnderscore(s,f)
        else answerPlain(s,f)
  }
  
  def answerPlain(q: String, f: List[String] => String ) = q + " " + f(answers)

 
  def answerUnderscore(q: String, f: List[String] => String ) = {
	  q.split("_").mkString(f(answers))
  } 

  def getAnswerRandom(answers: List[String]): String = answers(Random.nextInt(answers.length - 1))
  
  
  def getAnswerFromTwitter(answers: List[String]): String = {
    
	val ans = for { x <- (0 to 4 ) 
		val answer = getAnswerRandom(answers)
	} yield answer
    
	println(ans)
	
	val res = ans.map(a => { a
		val q = new Query()
		q.query("\"" + a + "\"")
		val res = twitter.search().search(q).getTweets().map(t => t.getText())
		(a,res)
	}
	)
	
	val sortedResults = res.sortBy(x => x._2.size() )
	
	println(sortedResults.map(x => s"${x._1}( ${x._2.size} tweets ): "+ x._2.mkString(", ")).mkString("\n"))
	
	val answer = sortedResults.last._1
	val tweets = sortedResults.last._2
	
	answer
  }
  

}

Note, you need a twitter4j.properties with a twitter API key on the classpath to run this, see http://twitter4j.org/en/configuration.html