README

Twitter App erstellen
https://apps.twitter.com/

nodejs LTS installieren
cd in den Ordner
npm install
zum starten node index.js

Momentan lauscht der Bot auf #fr34kyn01535.answerbot und antwortet mit einem Hi

index.js

"use strict";

let questions = require('./questions.json');

function getAnswer(questionText){
	let answers = [];
	let words = questionText.split(" ");
  words = words.map(n => n.toLowerCase());
  words = words.filter(n => n != "");
	for(let question of questions){
	   let weight = 0;
	   for(let indicator of question.indicators){
       if(words.includes(indicator.word.toLowerCase())) weight+=indicator.weight;
		 }
		answers.push({answer:question.answer,totalWeight:weight});
	}

	let answer = answers.sort((a,b) => b.totalWeight-a.totalWeight)[0];
  let answerText = answer.answer;
  if(answer.totalWeight < 200){
    answerText = "Entschuldigung ich verstehe deine Frage nicht. Kannst du sie anders formulieren?";
  }
  return answerText;
}

let credentials = {
    consumer_key: '',
    consumer_secret: '',
    access_token_key: '',
    access_token_secret: ''
};
let userId = credentials.access_token_key.split("-")[0];


let Twitter = new require('twitter')(credentials);
Twitter.stream('user', {
  stringify_friend_ids: true
},function(stream){
  stream.on('data', function (data) {
    if(data.direct_message && data.direct_message.sender.id != userId){
      Twitter.post('direct_messages/new', {user_id:data.direct_message.sender.id_str,text: getAnswer(data.direct_message.text)}, function(error, message, response) {
        if (error) {
          console.log(message);
        }
      });

    }
  });
});


Twitter.stream('statuses/filter', {
    track: '@fr34kyn01535'
}, function(stream) {
    stream.on('data', function(tweet) {

        Twitter.post('statuses/update', {
            status: getAnswer(tweet.text),
            in_reply_to_status_id: tweet.id_str
        }, function(error, tweetReply, response) {
            if (error) {
                console.log(error);
            }
        });
    });
    stream.on('error', function(error) {
        console.log(error);
    });
});

package.json

{
  "name": "answerbot",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "scripts": {
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "author": "",
  "license": "ISC",
  "dependencies": {
    "twitter": "^1.7.1"
  }
}

questions.json

[
	{
    "indicators": [
      { "word":"wie","weight":100 },
      { "word":"alt","weight":100 },
      { "word":"geboren","weight":100 },
      { "word":"geburtag","weight":100 },
      { "word":"alter","weight":100 },
      { "word":"bist","weight":100 },
      { "word":"du","weight":100 },
      { "word":"mein","weight":-200 },
      { "word":"dein","weight":100 }
    ]
    ,"answer": "Ich bin 1 Jahr alt"
  },
	{
    "indicators": [
      { "word":"wie","weight":100 },
      { "word":"ist","weight":50 },
      { "word":"dein","weight":50 },
      { "word":"name","weight":100 },
      { "word":"mein","weight":-200 },
      { "word":"namen","weight":100 }
    ]
    ,"answer": "Ich heiße Olaf"
  }
]