Secret Santa's Helper Bot

secret_santa.rb

# frozen_string_literal: true

# To obtain a google mail's password, you need to:
# 1. Go to gmail
# 2. in the top right corner click on the menu icon and select 'Account'
# 3. Click on 'Sign in & Security'
# 4. Scroll down the 'Security' and find a section called 'Signing in to Google'.
# 5. Click on "App passwords"
# 6. You should see a dropdown labelled 'Select App'. Select Mail.
# 7. For the 'on my device' dropdown select 'Other' and type in commandline or whatever you want to call the app.
# 8. Click 'Generate'. A password will be generated. Copy that password and replace the password you were using in your options hash with the generated password:
require 'mail'

SENDER = "Secret Santa's Helper Bot <jekolino@gmail.com>"

PARTICIPANTS = [
  { email: "recipient_1@recipient.com", first_name: "Name", last_name: "Surname", address: "123, Address street, ZIP, City, Country" },
  { email: "recipient_2@recipient.com", first_name: "Name", last_name: "Surname", address: "123, Address street, ZIP, City, Country" },
  { email: "recipient_3@recipient.com", first_name: "Name", last_name: "Surname", address: "123, Address street, ZIP, City, Country" },
].shuffle.freeze

MAIL_OPTIONS = {
  :address => "smtp.gmail.com",
  :port => 587,
  :user_name => 'email@gmail.com',
  :password => 'password',
  :authentication => 'plain',
  :enable_starttls_auto => true
}.freeze

Mail.defaults do
  delivery_method :smtp, MAIL_OPTIONS
end

PARTICIPANTS.each_with_index do |participant, i|
  recipient = PARTICIPANTS[i + 1] || PARTICIPANTS[0]

  Mail.deliver do
    to participant[:email]
    from SENDER
    subject "Ciao #{participant[:first_name]}! tu sarai il Secret Santa di..."
    body "
      Ciao #{participant[:first_name]}!\n
      Tu sarai il Secret Santa di #{recipient[:first_name]} #{recipient[:last_name]}!\n
      \n
      Il suo indirizzo e':\n
      #{recipient[:address]}\n
      \n
      Buon Natale!\n
      \n
      P.S. Questo e' un messaggio automatico, io (Jeko) non so chi sia il tuo Secret Santa, e' un segreto!\n
      il codice di questo bot e' open source, puoi vederlo qui: https://gist.github.com/amicojeko/3c1680ba5c942f6e5dc9b785c1033d02"
  end
end

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