Twitter CLI

twitter_cli.groovy

// 'twitter4j.properties' must specify on classpath

@Grab('org.twitter4j:twitter4j-core:4.0.1')
import twitter4j.Twitter
import twitter4j.TwitterFactory

import java.io.BufferedReader
import java.io.InputStreamReader
import java.io.IOException

def tw= TwitterFactory.getSingleton()

def input
def br= new BufferedReader(new InputStreamReader(System.in))
while(true) {
  try {
    print '> '
    input= br.readLine()

    def tweets
    switch(input) {
    case 't':
      tweets= tw.getHomeTimeline()
      break
      
    case 'u':
      tweets= tw.getUserTimeline()
      break
      
    case 'r':
      tweets= tw.getMentionsTimeline()
      break
      
    case 'f':
      tweets= tw.getFavorites()
      break
      
    // tweet
    default:
      if(input) {
        tw.updateStatus(input)
      }
      continue
    }
    
    // ascending by statusId
    Collections.reverse(tweets)
    
    // display
    tweets.each{ println "${it.user.screenName}\t${it.text.replaceAll('\r\n|\n', ' ')}" }
    
  } catch(Exception e) {
    println "ERROR: ${e}"
  }
}

What does Collections.reverse (tweets) do?