class PayoutService
  def initialize(payout)
    @payout = payout
  end

  def process!
    return unless @payout.can_process?

    @payout.update!(status: :processing)

    begin
      net_amount = @payout.amount_cents - @payout.fee_cents
      transfer = Stripe::Transfer.create({
        amount: (net_amount / 100.0).to_i,
        currency: "eur",
        destination: @payout.user.stripe_connected_account_id,
        description: "Payout for event #{@payout.event.name}",
        metadata: { payout_id: @payout.id, event_id: @payout.event_id }
      }, idempotency_key: SecureRandom.uuid)

      @payout.update!(
        status: :completed,
        stripe_payout_id: transfer.id
      )

      update_earnings_status
    rescue Stripe::StripeError => e
      @payout.update!(status: :failed)
      Rails.logger.error "Stripe payout failed for payout #{@payout.id}: #{e.message}"
      raise e
    end
  end

  private

  def update_earnings_status
    @payout.event.earnings.where(status: 0).update_all(status: 1)  # pending to paid
  end
end