class User < ApplicationRecord
  has_secure_password

  belongs_to :company

  validates :username, presence: true, uniqueness: { case_sensitive: false }
  validates :email, presence: true, uniqueness: { case_sensitive: false }, format: { with: URI::MailTo::EMAIL_REGEXP }
  validates :password, length: { minimum: 6 }, if: -> { new_record? || password.present? }
  validates :company_id, presence: true

  before_save :downcase_username_and_email

  def self.find_by_login(login)
    find_by(username: login.downcase) || find_by(email: login.downcase)
  end

  private

  def downcase_username_and_email
    self.username = username.downcase.strip if username.present?
    self.email = email.downcase.strip if email.present?
  end
end