# File app/models/db/coupon.rb, line 108
def self.create_from_stripe(site_id, data)
  return false if exists?(site_id: site_id, code: data[:id])

  if data[:valid]
    create(
      {site_id: site_id,
       code: data[:id],
       payment_type: "subscription",
       amount_off: data[:amount_off]&.to_i,
       currency: data[:currency].presence,
       percent_off: data[:percent_off]&.to_i,
       max_redemptions: data[:max_redemptions],
       duration: data[:duration],
       duration_in_months: data[:duration_in_months],
       redeem_end: data[:redeem_by] ? Time.zone.at(data[:redeem_by]) : nil,
       redemption_count: data[:times_redeemed]}
    )
  end
end

# File app/models/db/coupon.rb, line 79
def discount_duration
  # TODO: MUST FIX FOR ADMIN APPLETS:
  # fix the DB duration from 'repeating' to 'recurring'
  recurring_duration? ? "recurring" : duration
end

# File app/models/db/coupon.rb, line 85
def expired?
  return true unless enabled?
  return true if max_redemptions && redemption_count >= max_redemptions

  now = Time.zone.now
  return true if redeem_start && redeem_start >= now
  return true if redeem_end && now >= redeem_end

  false
end

# File app/models/db/coupon.rb, line 104
def increment_redemption_count!
  self.class.increment_counter(:redemption_count, id)
end

# File app/models/db/coupon.rb, line 75
def recurring_duration?
  duration == "repeating"
end

# File app/models/db/coupon.rb, line 100
def redemption_klass
  (payment_type == "charge") ? DB::Charge : DB::Subscription
end

# File app/models/db/coupon.rb, line 96
def redemptions
  redemption_klass.where({coupon_id: id})
end