Automatic participant for TwitchPlaysPokemon

auto_twitchplayspokemon.js

// This is super-hacky since it's 2am.

function press(button) {
  $("#chat_text_input").val(button);
  $('#chat_speak').click();  
}
var silence = false;
var xPos = 0;
var yPos = 0;
var aaa = 0;
var bbb = 0;
var myself = 'YOUR_TWITCH_USERNAME_HERE';
var origOnEvent = TMI._flash._conn._onEvent;
TMI._flash._conn._onEvent = function (eventName, info) {
  if (eventName === 'debug' || eventName === 'user_color' || eventName === 'emote_sets' || eventName === 'special_user') {
    // slight speedup
    return;
  }

  if (eventName === 'channel_message') {
    var msg = info.message.trim().toLowerCase();
    if (info.sender !== myself) {
      switch (msg) {
        case "left":
          xPos -= 1;
          return;
        case "right":
          yPos += 1;
          return;
        case "up":
          yPos += 1;
          return;
        case "down":
          yPos -= 1;
          return;
        case 'a':
          aaa += 1;
          return;
        case 'b':
          bbb += 1;
          return;
        case 'start':
          return;
        case 'select':
          return;
        default:
          if (silence) {
            return;
          }
      }
    }
  }

  origOnEvent.call(this, eventName, info);
};

function fakeChat(msg) {
  TMI._flash._conn._onEvent('channel_message', {
    history: false,
    is_action: false,
    sender: myself,
    recipient: "#twitchplayspokemon",
    message: msg,
    timestamp: Date.now()
  });
}

function logIt() {
  fakeChat("x: " + xPos + ", y: " + yPos + ", a: " + aaa + ", b: " + bbb);
}

function stratergy() {
  var absX = Math.abs(xPos);
  var absY = Math.abs(yPos);
  var doMove = Math.random() < 0.85;// favor movement over A/B
  var choice = "";
  if (doMove) {
    // attempt to counteract movement
    if (absX > absY) {
      choice = (xPos > 0 ? 'left' : 'right');
    }
    else {
      choice = (yPos > 0 ? 'down' : 'up');
    }
  }
  else {
    // go with the flow on A vs. B
    choice = (aaa > bbb ? 'a' : 'b');
  }
  logIt();
  press(choice);
  // reset stats
  aaa = bbb = 0;
  xPos = yPos = 0;
  var extra = Math.random() * 10;// jitter to simulate humans
  window.setTimeout(stratergy, 1000*(30.1 + extra));
}

stratergy();