class User < ApplicationRecord
  attr_accessor :skip_password_validation
  after_initialize :set_default_role, :if => :new_record?

  mount_uploader :avatar, AvatarUploader
  
  enum role: [:user, :admin]

  def set_default_role
    self.role ||= :user
  end
  
  devise :database_authenticatable, :registerable,
         :recoverable, :rememberable, :validatable, :omniauthable, 
         omniauth_providers: [:facebook, :google_oauth2, :linkedin]

  def self.new_with_session(params, session)
    super.tap do |user|
      if data = session["devise.facebook_data"] && session["devise.facebook_data"]["extra"]["raw_info"]
        user.email = data["email"] if user.email.blank?
      end
    end
  end

  def self.from_omniauth(access_token)
    data = access_token.info
    user = User.where(email: data['email']).first

    # Uncomment the section below if you want users to be created if they don't exist
    unless user
        user = User.create(name: data['name'],
           email: data['email'],
           password: Devise.friendly_token[0,20]
        )
    end
    user
  end

  protected

  def password_required?
    return false if skip_password_validation
    super
  end

end
