// EmailSender.js
const models = require('../models');
const User = models.user;
const emailLogger = require('./emailLogger');

class EmailSender {
  constructor(subject, emailData) {
    this.subject = subject;
    this.emailData = emailData;
  }

  sendToUser() {
    let email = this.emailData.email;

    User.findOne({ where: { $or: [
      { email: email },
      { workEmail: email },
    ] } })
    .then(function (userData) {
      if (userData) {
        emailLogger.log('Send to anon - sending to user ' + userData.id);
      });
    } else {
      emailLogger.log('Send to anon - no user found');
    }
  }
}

const EmailSender = require('../../../helpers/emailSender');
const models = require('../../../models');
const User = models.user;
const emailLogger = require('../../../helpers/emailLogger');
const chai = require("chai");
const sinon = require('sinon');
const sinonChai = require("sinon-chai");

const expect = chai.expect;
chai.use(sinonChai);

describe('The emailSender', () => {
  let emailData;

  beforeEach(() => {
    emailData = {
      email: 'testemail@eml.co'
    };
    sinon.stub(User, 'findOne').returns(Promise.resolve());
    sinon.stub(emailLogger, 'log');
  })

  afterEach(() => {
    User.findOne.restore();
    emailLogger.log.restore();
  })

  describe('sendToUser method', () => {
    it('logs an email if a user is found', () => {
      let emailSender = new EmailSender('Email subject', emailData);
      emailSender.sendToUser();

      expect(User.findOne).to.have.been.calledOnce; // works
      expect(emailLogger.log).to.have.been.calledOnce; // doesn't
    })
  })
});