class UserMailer < ActionMailer::Base
  self.smtp_settings = {
    address: 'smtp.gmail.com',
    port: 587,
    domain: 'example.com',
    user_name: 'user_name_1',
    password: 'password_1',
    authentication: 'plain',
    enable_starttls_auto: true
  }
end

class PostMailer < ActionMailer::Base
  self.smtp_settings = {
    address: 'smtp.gmail.com',
    port: 587,
    domain: 'example.com',
    user_name: 'user_name_2',
    password: 'password_2',
    authentication: 'plain',
    enable_starttls_auto: true
  }
end

class NotificationMailer < ActionMailer::Base
  self.smtp_settings = {
    address: 'smtp.gmail.com',
    port: 587,
    domain: 'example.com',
    user_name: 'user_name_3',
    password: 'password_3',
    authentication: 'plain',
    enable_starttls_auto: true
  }
end