module Raddar
  class User < ActiveRecord::Base
    attr_accessor :login

    store_accessor :privacy
    store_accessor :email_preferences

    serialize :email_preferences, Raddar::HstoreSerializer
    serialize :privacy, Raddar::HstoreSerializer

    has_many :followerships, dependent: :destroy
    has_many :followers, class_name: 'Followership', as: :followable, dependent: :destroy
    has_and_belongs_to_many :roles
    has_many :notifications, dependent: :destroy
    has_many :external_accounts, dependent: :destroy

    mount_uploader :avatar, AvatarUploader

    # Include default devise modules. Others available are:
    # :token_authenticatable,
    # :lockable and :timeoutable
    devise :database_authenticatable, :registerable, :omniauthable,
           :recoverable, :rememberable, :trackable, :validatable,
           :confirmable, authentication_keys: [:login]

    validates :name,
              presence: true,
              uniqueness: {
                case_sensitive: false
              },
              format: { with: /\A(([a-z]|[A-Z]|[0-9]|_)+)\z/ },
              length: { maximum: 20, minimum: 3 }

    validates :state, presence: true, inclusion: { in: ['active', 'blocked'] }

    def self.find_first_by_auth_conditions(warden_conditions)
      conditions = warden_conditions.dup
      if login = conditions.delete(:login)
        where(conditions).where('lower(name) = :value OR lower(email) = :value', value: login.downcase).first
      else
        where(conditions).first
      end
    end

    cattr_accessor(:privaciable_fields) do
      [:email, :gender, :location, :birthday]
    end

    cattr_accessor(:email_preferences_keys) do
      [:new_follower]
    end

    def admin?
      self.roles.exists?(name: 'admin') == '1'
    end

    def active_for_authentication?
      super && self.state == 'active'
    end

    def inactive_message
      (self.state == 'active') ? super : I18n.t('flash.users.sessions.blocked')
    end

    def privacy_keys
      account_keys = self.external_accounts.map(&:provider)
      @@privaciable_fields + account_keys
    end
  end
end