embark/lib/dashboard/dashboard.js

let async = require('async');
let windowSize = require('window-size');

let Monitor = require('./monitor.js');
let LightMonitor = require('./light_monitor.js');
let Console = require('./console.js');

class Dashboard {
  constructor(options) {
    this.logger = options.logger;
    this.events = options.events;
    this.plugins = options.plugins;
    this.version = options.version;
    this.env = options.env;
    this.light = options.light || false;

    this.events.on('firstDeploymentDone', this.checkWindowSize.bind(this));
    this.events.on('outputDone', this.checkWindowSize.bind(this));
  }

  checkWindowSize() {
    let size = windowSize.get();
    if (size.height < 40 || size.width < 118) {
      this.logger.warn(__("tip: you can resize the terminal or disable the dashboard with") + " embark run --nodashboard".bold.underline);
    }
  }

  start(done) {
    let console, monitor;
    let self = this;

    async.waterfall([
      function startConsole(callback) {
        console = new Console({
          events: self.events,
          plugins: self.plugins,
          version: self.version
        });
        callback();
      },
      function startMonitor(callback) {
        let monitor;
        if(self.light) {
          monitor = new LightMonitor({env: self.env, console: console, events: self.events});
        } else {
          monitor = new Monitor({env: self.env, console: console, events: self.events});
          self.events.on('contractsState', monitor.setContracts);
          self.events.on('status', monitor.setStatus.bind(monitor));
          self.events.on('servicesState', monitor.availableServices.bind(monitor));
        }
        self.logger.logFunction = monitor.logEntry;

        self.events.setCommandHandler("console:command", monitor.executeCmd.bind(monitor));

        self.logger.info('========================'.bold.green);
        self.logger.info((__('Welcome to Embark') + ' ' + self.version).yellow.bold);
        self.logger.info('========================'.bold.green);

        // TODO: do this after monitor is rendered
        callback();
      }
    ], function () {
      self.console = console;
      self.monitor = monitor;
      done();
    });
  }

}

module.exports = Dashboard;