# Background job to create Stripe invoices for accounting records
#
# This job is responsible for creating post-payment invoices in Stripe
# for accounting purposes after a successful payment
class StripeInvoiceGenerationJob < ApplicationJob
  queue_as :default

  # Retry up to 3 times with exponential backoff
  retry_on StandardError, wait: :exponentially_longer, attempts: 3

  # Don't retry on Stripe authentication errors
  discard_on Stripe::AuthenticationError

  def perform(order_id)
    order = Order.find(order_id)

    unless order.status == "paid"
      Rails.logger.warn "Attempted to create invoice for unpaid order #{order_id}"
      return
    end

    # Create the Stripe invoice
    service = StripeInvoiceService.new(order)
    stripe_invoice = service.create_post_payment_invoice

    if stripe_invoice
      # Store the invoice ID (you might want to persist this in the database)
      order.instance_variable_set(:@stripe_invoice_id, stripe_invoice.id)

      Rails.logger.info "Successfully created Stripe invoice #{stripe_invoice.id} for order #{order.id} via background job"

      # Optionally send notification email about invoice availability
      # InvoiceMailer.invoice_ready(order, stripe_invoice.id).deliver_now
    else
      error_msg = service.errors.join(", ")
      Rails.logger.error "Failed to create Stripe invoice for order #{order.id}: #{error_msg}"
      raise StandardError, "Invoice generation failed: #{error_msg}"
    end

  rescue ActiveRecord::RecordNotFound
    Rails.logger.error "Order #{order_id} not found for invoice generation"
  rescue Stripe::StripeError => e
    Rails.logger.error "Stripe error creating invoice for order #{order_id}: #{e.message}"
    raise e  # Re-raise to trigger retry logic
  rescue => e
    Rails.logger.error "Unexpected error creating invoice for order #{order_id}: #{e.message}"
    raise e  # Re-raise to trigger retry logic
  end
end