first commit

plugins/slack.js

@@ -0,0 +1,96 @@
+const WebClient = require('@slack/client').WebClient;
+const _ = require('lodash');
+const log = require('../core/log.js');
+const util = require('../core/util.js');
+const config = util.getConfig();
+const slackConfig = config.slack;
+
+const Slack = function(done) {
+    _.bindAll(this);
+
+    this.slack;
+    this.price = 'N/A';
+
+    this.done = done;
+    this.setup();
+};
+
+Slack.prototype.setup = function(done) {
+    this.slack = new WebClient(slackConfig.token);
+
+    const setupSlack = function(error, result) {
+        if(slackConfig.sendMessageOnStart){
+          const body = this.createResponse("#439FE0","Gekko started!") ;
+          this.send(body);
+        }else{
+            log.debug('Skipping Send message on startup')
+        }
+    };
+    setupSlack.call(this)
+};
+
+Slack.prototype.processCandle = function(candle, done) {
+    this.price = candle.close;
+
+    done();
+};
+
+Slack.prototype.processAdvice = function(advice) {
+	if (advice.recommendation == 'soft' && slackConfig.muteSoft) return;
+
+	const color = advice.recommendation === "long" ? "good" : (advice.recommendation === "short" ? "danger" : "warning");
+  const body = this.createResponse(color, "There is a new trend! The advice is to go `" + advice.recommendation + "`! Current price is `" + this.price + "`");
+
+  this.send(body);
+};
+
+Slack.prototype.processStratNotification = function({ content }) {
+  const body = this.createResponse('#909399', content);
+  this.send(body);
+}
+
+Slack.prototype.send = function(content, done) {
+    this.slack.chat.postMessage(slackConfig.channel, "", content, (error, response) => {
+      if (error || !response) {
+        log.error('Slack ERROR:', error);
+      } else {
+        log.info('Slack Message Sent');
+      }
+    });
+};
+
+Slack.prototype.checkResults = function(error) {
+    if (error) {
+        log.warn('error sending slack', error);
+    } else {
+        log.info('Send advice via slack.');
+    }
+};
+
+Slack.prototype.createResponse = function(color, message) {
+  const template = {
+    "username": this.createUserName(),
+    "icon_url": this.createIconUrl(),
+    "attachments": [
+      {
+        "fallback": "",
+        "color": color,
+        "text": message,
+        "mrkdwn_in": ["text"]
+      }
+    ]
+  };
+
+  return template;
+};
+
+Slack.prototype.createUserName = function() {
+  return config.watch.exchange[0].toUpperCase() + config.watch.exchange.slice(1) + " - " + config.watch.currency + "/" + config.watch.asset;
+};
+
+Slack.prototype.createIconUrl = function() {
+  const asset = config.watch.asset === "XBT" ? "btc" :config.watch.asset.toLowerCase();
+  return "https://github.com/cjdowner/cryptocurrency-icons/raw/master/128/icon/" + asset + ".png";
+};
+
+module.exports = Slack;