From 260e4f7b004adb52c2cf246fd29714e75e8a2fbf Mon Sep 17 00:00:00 2001
From: Maikel Linke <maikel@email.org.au>
Date: Wed, 20 Mar 2024 16:35:19 +1100
Subject: [PATCH] Create BackorderJob to place wholesale orders

---
 app/jobs/backorder_job.rb       | 27 +++++++++++++++++++++++++++
 app/models/spree/order.rb       |  2 ++
 spec/jobs/backorder_job_spec.rb | 13 +++++++++++++
 3 files changed, 42 insertions(+)
 create mode 100644 app/jobs/backorder_job.rb
 create mode 100644 spec/jobs/backorder_job_spec.rb

diff --git a/app/jobs/backorder_job.rb b/app/jobs/backorder_job.rb
new file mode 100644
index 0000000000..7ce09eee75
--- /dev/null
+++ b/app/jobs/backorder_job.rb
@@ -0,0 +1,27 @@
+# frozen_string_literal: true
+
+class BackorderJob < ApplicationJob
+  queue_as :default
+
+  def self.check_stock(order)
+    variants_needing_stock = order.variants.select do |variant|
+      # TODO: scope variants to hub.
+      # We are only supporting producer stock at the moment.
+      variant.on_hand&.negative?
+    end
+
+    linked_variants = variants_needing_stock.select do |variant|
+      variant.semantic_links.present?
+    end
+
+    linked_variants.each do |variant|
+      # needed_quantity = -1 * variant.on_hand
+      # create DFC Order
+      # post order to endpoint
+    end
+  end
+
+  def perform(*args)
+    # Do something later
+  end
+end
diff --git a/app/models/spree/order.rb b/app/models/spree/order.rb
index e8974272c4..1e167f8e92 100644
--- a/app/models/spree/order.rb
+++ b/app/models/spree/order.rb
@@ -388,6 +388,8 @@ module Spree
 
       deliver_order_confirmation_email
 
+      BackorderJob.check_stock(self)
+
       state_changes.create(
         previous_state: 'cart',
         next_state: 'complete',
diff --git a/spec/jobs/backorder_job_spec.rb b/spec/jobs/backorder_job_spec.rb
new file mode 100644
index 0000000000..09b2968c81
--- /dev/null
+++ b/spec/jobs/backorder_job_spec.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe BackorderJob do
+  let(:order) { create(:completed_order_with_totals) }
+
+  describe ".check_stock" do
+    it "ignores products without semantic link" do
+      BackorderJob.check_stock(order)
+    end
+  end
+end