class Administrateur < ApplicationRecord
  include ActiveRecord::SecureToken

  has_and_belongs_to_many :instructeurs
  has_many :administrateurs_procedures
  has_many :procedures, through: :administrateurs_procedures
  has_many :services

  has_one :user, dependent: :nullify

  default_scope { eager_load(:user) }

  scope :inactive, -> { joins(:user).where(users: { last_sign_in_at: nil }) }
  scope :with_publiees_ou_closes, -> { joins(:procedures).where(procedures: { aasm_state: [:publiee, :close, :depubliee] }) }

  def self.by_email(email)
    Administrateur.find_by(users: { email: email })
  end

  def email
    user&.email
  end

  # validate :password_complexity, if: Proc.new { |a| Devise.password_length.include?(a.password.try(:size)) }

  def password_complexity
    if password.present? && ZxcvbnService.new(password).score < PASSWORD_COMPLEXITY_FOR_ADMIN
      errors.add(:password, :not_strong)
    end
  end

  def self.find_inactive_by_token(reset_password_token)
    self.inactive.with_reset_password_token(reset_password_token)
  end

  def self.find_inactive_by_id(id)
    self.inactive.find(id)
  end

  def renew_api_token
    api_token = Administrateur.generate_unique_secure_token
    encrypted_token = BCrypt::Password.create(api_token)
    update(encrypted_token: encrypted_token)
    api_token
  end

  def valid_api_token?(api_token)
    BCrypt::Password.new(encrypted_token) == api_token
  rescue BCrypt::Errors::InvalidHash
    false
  end

  def registration_state
    if user.active?
      'Actif'
    elsif user.reset_password_period_valid?
      'En attente'
    else
      'Expiré'
    end
  end

  def invitation_expired?
    !user.active? && !user.reset_password_period_valid?
  end

  def owns?(procedure)
    procedure.administrateurs.include?(self)
  end

  def instructeur
    user.instructeur
  end

  def can_be_deleted?
    procedures.all? { |p| p.administrateurs.count > 1 }
  end

  def delete_and_transfer_services
    if !can_be_deleted?
      fail "Impossible de supprimer cet administrateur car il a des démarches où il est le seul administrateur"
    end

    procedures.each do |procedure|
      next_administrateur = procedure.administrateurs.where.not(id: self.id).first
      procedure.service.update(administrateur: next_administrateur)
    end

    services.each do |service|
      service.destroy unless service.procedures.any?
    end

    destroy
  end

  # required to display feature flags field in manager
  def features
  end
end