Add ProcessInstallmentsJob

This job is responsible for creating a consolidated installment from a
list of installments and processing it.

2 files changed, 46 insertions, 0 deletions

diff --git a/app/jobs/solidus_subscriptions/process_installments_job.rb b/app/jobs/solidus_subscriptions/process_installments_job.rb
new file mode 100644
index 0000000..6d4cc8f
--- /dev/null
+++ b/app/jobs/solidus_subscriptions/process_installments_job.rb
@@ -0,0 +1,19 @@
+# This job is responsible for creating a consolidated installment from a
+# list of installments and processing it.
+
+module SolidusSubscriptions
+  class ProcessInstallmentsJob < ActiveJob::Base
+     queue_as Config.processing_queue
+
+     # Process a collection of installments
+     #
+     # @param [Array<SolidusSubscriptions::Installment>] :installments, The
+     #   installments to be processed together and fulfilled by the same order
+     #
+     # @return [Spree::Order] The order which fulfills the list of installments
+     def perform(installments)
+       return if installments.empty?
+       ConsolidatedInstallment.new(installments).process
+     end
+  end
+end
diff --git a/spec/jobs/solidus_subscriptions/process_installments_job_spec.rb b/spec/jobs/solidus_subscriptions/process_installments_job_spec.rb
new file mode 100644
index 0000000..31a9af6
--- /dev/null
+++ b/spec/jobs/solidus_subscriptions/process_installments_job_spec.rb
@@ -0,0 +1,27 @@
+require 'rails_helper'
+
+RSpec.describe SolidusSubscriptions::ProcessInstallmentsJob do
+  let(:root_order) { create :completed_order_with_pending_payment }
+  let(:installments) do
+    traits = {
+      subscription_traits: [{
+        line_item_traits: [{
+          spree_line_item: root_order.line_items.first
+        }]
+      }]
+    }
+
+    create_list(:installment, 2, traits)
+  end
+
+  describe '#perform' do
+    subject { described_class.new.perform(installments) }
+
+    it 'processes the consolidated installment' do
+      expect_any_instance_of(SolidusSubscriptions::ConsolidatedInstallment).
+        to receive(:process).once
+
+      subject
+    end
+  end
+end