# app/policies/application_policy.rb
class ApplicationPolicy
  attr_reader :user, :record

  def initialize(user, record)
    raise Pundit::NotAuthorizedError, 'Você precisa estar logado.' unless user
    @user   = user
    @record = record
  end

  def index?   = false
  def show?    = false
  def create?  = false
  def new?     = create?
  def update?  = false
  def edit?    = update?
  def destroy? = false

  protected

  def admin?
    user.admin?
  end

  def gerente?
    user.gerente?
  end

  def operador?
    user.operador?
  end

  def motorista?
    user.motorista?
  end

  def admin_ou_gerente?
    admin? || gerente?
  end

  def admin_gerente_ou_operador?
    admin? || gerente? || operador?
  end

  class Scope
    def initialize(user, scope)
      @user  = user
      @scope = scope
    end

    def resolve
      raise NotImplementedError, "#{self.class}#resolve não implementado"
    end

    private

    attr_reader :user, :scope
  end
end