# Handle payment callbacks for booking workflow
class Booking::PaymentsController < ApplicationController
  before_action :authenticate_user!

  # Handle successful payment callback
  def success
    session_id = params[:session_id]

    # Check if Stripe is properly configured
    stripe_configured = Rails.application.config.stripe[:secret_key].present?
    Rails.logger.debug "Payment success - Stripe configured: #{stripe_configured}"

    unless stripe_configured
      redirect_to root_path, alert: "Le système de paiement n'est pas correctement configuré. Veuillez contacter l'administrateur."
      return
    end

    begin
      stripe_session = Stripe::Checkout::Session.retrieve(session_id)

      if stripe_session.payment_status == "paid"
        # Get order_id from session metadata
        order_id = stripe_session.metadata["order_id"]

        unless order_id.present?
          redirect_to dashboard_path, alert: "Informations de commande manquantes"
          return
        end

        # Find and update the order
        @order = current_user.orders.includes(tickets: :ticket_type).find(order_id)
        @order.mark_as_paid!

        # Schedule Stripe invoice generation in background
        begin
          StripeInvoiceGenerationJob.perform_later(@order.id)
          Rails.logger.info "Scheduled Stripe invoice generation for order #{@order.id}"
        rescue => e
          Rails.logger.error "Failed to schedule invoice generation for order #{@order.id}: #{e.message}"
        end

        # Send confirmation emails
        @order.tickets.each do |ticket|
          begin
            TicketMailer.purchase_confirmation(ticket).deliver_now
          rescue => e
            Rails.logger.error "Failed to send confirmation email for ticket #{ticket.id}: #{e.message}"
          end
        end

        # Clear session data
        session.delete(:pending_cart)
        session.delete(:ticket_names)
        session.delete(:draft_order_id)

        render "payment_success"
      else
        redirect_to dashboard_path, alert: "Le paiement n'a pas été complété avec succès"
      end
    rescue Stripe::StripeError => e
      error_message = e.message.present? ? e.message : "Erreur Stripe inconnue"
      redirect_to dashboard_path, alert: "Erreur lors du traitement de votre confirmation de paiement : #{error_message}"
    rescue => e
      error_message = e.message.present? ? e.message : "Erreur inconnue"
      Rails.logger.error "Payment success error: #{e.class} - #{error_message}"
      redirect_to dashboard_path, alert: "Une erreur inattendue s'est produite : #{error_message}"
    end
  end

  # Handle payment cancellation callback
  def cancel
    order_id = params[:order_id] || session[:draft_order_id]

    if order_id.present?
      order = current_user.orders.find_by(id: order_id, status: "draft")

      if order&.can_retry_payment?
        # Extract year and month from event start_time for SEO URL
        year = order.event.start_time.year
        month = format("%02d", order.event.start_time.month)
        
        redirect_to event_checkout_path(year: year, month: month, slug: order.event.slug),
                   alert: "Le paiement a été annulé. Vous pouvez réessayer."
      else
        session.delete(:draft_order_id)
        redirect_to root_path, alert: "Le paiement a été annulé et votre commande a expiré."
      end
    else
      redirect_to root_path, alert: "Le paiement a été annulé"
    end
  end
end