Validated alert method for meteor

methods.js

// location: imports/api/util/server/methods.js
import { Meteor } from 'meteor/meteor';
import { ValidatedMethod } from 'meteor/mdg:validated-method';
import { SimpleSchema } from 'meteor/aldeed:simple-schema';


const env   = process.env.NODE_ENV;
const environmentInfo  = env === 'development' ? `[${process.env.HOME}]` : `${Meteor.settings['galaxy.meteor.com'].env.ROOT_URL}`;

const alert = new ValidatedMethod({
  name: 'util.alert'
  , validate: new SimpleSchema({
        text: { type: String },
        type: {
          type: String,
          allowedValues: ['alert', 'note', 'success', 'bug'],
          optional: true
        }
      }).validator()
  , run({ text, type }) {
    // TODO: add security and move out of server folder
    const alertType = type || 'alert'; // validator doesn't seem to mutate the object (set the default alert type manually)
    const doAlert = env === 'development' ? console.error : slack[alertType];
    doAlert(`${environmentInfo} ${text}`);
  }
});

export default alert;

migrations.js

// location: /server/startup/migrations/migrations.js

import alert from '../../../imports/api/util/server/methods';

Meteor.startup(() => {
  const status  = Migrations._getControl();
  // defaults to migraion failed, and the lock was not cleared before re-starting the app
  const message = { text: `ERROR: Migration STILL LOCKED at ${status.version}` };

  if (!status.locked) {
    Migrations.migrateTo('latest');
    const newStatus = Migrations._getControl();
    if (newStatus.locked) {
      message.text = `ERROR: Migration FAILURE check the logs! (locked at ${newStatus.version})`;
    } else if (status.version < newStatus.version) {
      // migration actually ran, alert version changes
      message.text = `Started & Migrated from ${status.version} to ${newStatus.version}`;
      message.type = 'success';
    } else {
      message.text = 'Started';
      message.type = 'success';
    }
  }

  alert.call(message);
});