var SlackBot = require('slackbots');
var request = require('request');

['SLACK_TOKEN', 'RPCUSER', 'RPCPASSWORD'].forEach(function(envVar) {
  if (!process.env[envVar]) {
    throw new Error(envVar + ' env var required');
  }
});

var slackbot = new SlackBot({
  token: process.env.SLACK_TOKEN,
  name: 'wunderbot'
});

function sendwelcomemsg(usertowelcome) {
    request('https://raw.githubusercontent.com/lbryio/lbry.io/master/posts/other/slack-greeting.md', function (error, response, body) {
       if (!error && response.statusCode == 200) {
       bot.postMessage(usertowelcome, body);
      }
    })};

var tipbot = require('./tipbot');
tipbot.init(process.env.RPCUSER, process.env.RPCPASSWORD);

var hashbot = require('./hashbot');
hashbot.init(slackbot, process.env.MINING_CHANNEL);



slackbot.on('start', function() {
  slackbot.on('message', function(data) {
        if (data.type == 'team_join') {
        setTimeout(function() { sendwelcomemsg(data.user.id); },2000); //Delay because of slow slack api updates which sometimes does not send msg.
    }
    if (data.text) {
      var command = data.text.trim().split(' ')[0];

      if (command === hashbot.command) {
        hashbot.respond(slackbot, data);
      }

      if (command === tipbot.command) {
        tipbot.respond(slackbot, data);
      }
    }
  });
});