class Event < ActiveRecord::Base
  extend SimpleCalendar

  belongs_to :related_region, foreign_key: 'region', class_name: Region
  has_many :notes, dependent: :destroy
  has_one :related_city, foreign_key: :name, primary_key: :city, class_name: City

  validates_presence_of :title, :description, :city, :related_region, :url, :contact
  validates_format_of :url, with: /\Ahttps?:\/\/.*\z/
  validates :contact, email: true
  validates :submitter, email: true


  scope :moderated, -> { where moderated: true }
  scope :past, -> { where('end_time < ?', DateTime.now).order(start_time: :desc) }
  scope :future, -> { where('end_time >= ?', DateTime.now).order(start_time: :asc) }
  scope :future_30, -> {
    where('start_time >= ? and end_time <= ?', DateTime.now, 30.days.from_now)
    .order :start_time
  }
  scope :year, -> year {
    where '? <= end_time and start_time <= ?',
    Date.new(year, 1, 1).beginning_of_week, Date.new(year, 12, 31).end_of_week
  }
  scope :month, -> start_date {
    where '? <= end_time and start_time <= ?',
      start_date.beginning_of_week,
      start_date.next_month.end_of_week
  }
  scope :region, -> region { where 'region = ? or locality', region }
  scope :tag, -> tag { where 'tags like ?', "%#{tag}%" }


  before_validation on: :create do
    self.submission_time = DateTime.now
    self.decision_time = DateTime.now

    if self.submitter.empty?
      self.submitter = self.contact
    end
  end

  before_create do
    self.secret = SecureRandom.urlsafe_base64(32)[0...32]
    self.moderator_mail_id = SecureRandom.urlsafe_base64(32)[0...32]
    self.submitter_mail_id = SecureRandom.urlsafe_base64(32)[0...32]
  end

  before_update do
    if moderated? and moderated_was != moderated
      self.decision_time = DateTime.now
    end
  end

  def same_day?
    start_time.to_date == end_time.to_date
  end
end