first commit

plugins/campfire.js

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+var _ = require('lodash');
+var Moment = require('moment');
+var Ranger = require('ranger');
+
+var config = require('../core/util').getConfig().campfire;
+
+var Actor = function() {
+  _.bindAll(this);
+
+  this.commands = [{
+    'handler': 'advice',
+    'callback': this.sayAdvice,
+    'description': "Advice on what position to take, depending on the current trend"
+  }, {
+    'handler': 'price',
+    'callback': this.sayPrice,
+    'description': "The current price of the asset in the configured currency"
+  }, {
+    'handler': 'donate',
+    'callback': this.sayDonate,
+    'description': "Where to send all of that extra coin that's weighing you down"
+  }, {
+    'handler': 'help',
+    'callback': this.sayHelp,
+    'description': "You are here"
+  }];
+
+  this.advice = null;
+  this.adviceTime = Moment.utc();
+  this.price = null;
+  this.priceTime = Moment.utc();
+
+  this.client = Ranger.createClient(config.account, config.apiKey);
+  this.client.room(config.roomId, this.joinRoom);
+  this.client.me(this.whoAmI);
+};
+
+Actor.prototype = {
+  processCandle: function(candle, done) {
+    this.price = candle.close;
+    this.priceTime = candle.date.start();
+
+    done();
+  },
+
+  processAdvice: function(advice) {
+    if (campfire.muteSoft && advice.recommendation === 'soft') return;
+    this.advice = advice.recommendation;
+    this.adviceTime = Moment.utc();
+
+    if (config.emitUpdates) {
+      this.sayAdvice();
+    }
+  },
+
+  sayAdvice: function() {
+    var message;
+
+    if (this.advice !== null) {
+      message = ["We think you should", this.advice + ".", "(" + this.adviceTime.fromNow() + ")"];
+    } else {
+      message = ["We don't have any advice for you quite yet."];
+    }
+
+    this.room.speak(message.join(' '));
+  },
+
+  sayPrice: function() {
+    var message;
+
+    if (this.price !== null) {
+      message = ["The price at the moment is", this.price + ".", "(" + this.priceTime.fromNow() + ")"];
+    } else {
+      message = ["We don't know the price right now."];
+    }
+
+    this.room.speak(message.join(' '));
+  },
+
+  sayDonate: function() {
+    this.room.speak("If you'd like to donate a few coins, you can send them here: 13r1jyivitShUiv9FJvjLH7Nh1ZZptumwW");
+  },
+
+  sayHelp: function() {
+    this.room.speak("I listen for the following inquiries...", this.pasteDescriptions);
+  },
+
+  pasteDescriptions: function() {
+    var descriptions = _.map(this.commands, function(command) {
+      return [command.handler + ':', command.description].join(' ');
+    }, this).join('\n');
+
+    this.room.paste(descriptions);
+  },
+
+  joinRoom: function(room) {
+    this.room = room;
+    this.room.join(this.listenForCommands);
+  },
+
+  listenForCommands: function() {
+    this.room.listen(this.executeCommands);
+  },
+
+  executeCommands: function(message) {
+    if (message.userId === this.user.id) return false; // Make the bot ignore itself
+    if (message.body === null) return false; // Handle weird cases where body is null sometimes
+
+    _.each(this.commands, function(command) {
+      if (this.textHasCommandForBot(message.body, config.nickname, command.handler)) {
+        command.callback();
+      }
+    }, this);
+  },
+
+  textHasCommandForBot: function(text, nickname, handler) {
+    var normalizedText = text.toLowerCase(),
+        normalizedNickname = nickname.toLowerCase(),
+        normalizedHandler = handler.toLowerCase();
+
+    var nicknameWasMentioned = normalizedText.indexOf(normalizedNickname) >= 0,
+        handlerWasMentioned = normalizedText.indexOf(normalizedHandler) >= 0;
+
+    return nicknameWasMentioned && handlerWasMentioned;
+  },
+
+  whoAmI: function(user) {
+    this.user = user;
+  }
+};
+
+module.exports = Actor;