const CFG = require('../codecept.conf.js').config.myConfig
const MailSlurpClient = require('mailslurp-client') // https://www.npmjs.com/package/mailslurp-client
const emailApi = new MailSlurpClient.InboxcontrollerApi()
var assert = require('assert')

class EmailHelper extends Helper { // eslint-disable-line no-undef
  async setupMailbox () {
    var data =
      await emailApi.createRandomInboxUsingPOST(CFG.emailApiKey)
        .catch(err => { console.log(err); assert.fail(err) })
    this.emailAddress = data.payload.address
    this.emailId = data.payload.id
  }

  getEmailAddress () {
    if (!this.emailAddress) assert.fail('Mailbox is not set up. Did you run setupMailbox()?')
    return this.emailAddress
  }

  getEmailId () {
    if (!this.emailId) assert.fail('Mailbox is not set up. Did you run setupMailbox()?')
    return this.emailId
  }

  async fillFieldWithMyEmailAddress (selector, ...options) {
    await this.helpers['WebDriverIO'].fillField(selector, this.getEmailAddress())
  }

  async fillFieldWithMyUserId (selector, ...options) {
    await this.helpers['WebDriverIO'].fillField(selector, this.getEmailId())
  }

  async receiveEmail (subject) {
    var data = await emailApi
      .getEmailsForInboxUsingGET(CFG.emailApiKey, this.getEmailId(), {
        minCount: 1,
        maxWait: 90,
        since: new Date(new Date().getTime() - 120000) // look for mails that arrived in the last two minutes
      })

    var latestEmail = data.payload.reduce(function (l, c) { return c.received > l.received ? c : l })
    return assert.equal(latestEmail.subject, subject, `expected one email with subject ${subject}, but found ${latestEmail.subject}`)
  }

  async clickVerificationLinkInEmail () {
    var data = await emailApi
      .getEmailsForInboxUsingGET(CFG.emailApiKey, this.getEmailId(), {
        minCount: 1,
        maxWait: 90,
        since: new Date(new Date().getTime() - 120000) // look for mails that arrived in the last two minutes
      })

    var latestEmail = data.payload.reduce(function (l, c) { return c.received > l.received ? c : l })
    var verificationLinkRegEx = /<a href="(https:.+verifyRegistration.+?)"/g
    var verificationLink = verificationLinkRegEx.exec(latestEmail.body)[1]
    await this.helpers['WebDriverIO'].amOnPage(verificationLink)
  }
}

module.exports = EmailHelper