Sync of the branch

lib/brayniac_ai.rb

@@ -3,6 +3,7 @@ require_relative "./brayniac_ai/aws_request_signing"
 require_relative "./brayniac_ai/aws_signed_connection"
 
 require_relative "./brayniac_ai/base"
+require_relative "./brayniac_ai/appearance_release_matching"
 require_relative "./brayniac_ai/audio_recognition"
 require_relative "./brayniac_ai/collection"
 require_relative "./brayniac_ai/document_analysis"

lib/brayniac_ai/appearance_release_matching.rb

@@ -0,0 +1,64 @@
+# frozen_string_literal: true
+
+module BrayniacAI
+  class AppearanceReleaseMatching
+    class << self
+      def match_attachments(request_data)
+        # TODO: Send request with request_data and receive real response
+        mock_response request_data
+      end
+
+      private
+
+      def mock_response(request_data)
+        attachments = request_data[:files]
+        pdfs = []
+        images = []
+        matches = []
+        errors = []
+
+        # Use first file for the error entry
+        first_attachment = attachments.shift
+        unless first_attachment.nil?
+          errors << { file: first_attachment, error_code: 1 }
+        end
+
+        attachments.each do |attachment|
+          blob = ActiveStorage::Blob.find_signed attachment
+          next if blob.nil?
+
+          if blob.image?
+            images << attachment
+          else
+            pdfs << attachment
+          end
+        end
+
+        # Create pairs of matches and single headshot/contract after pairs are exhausted
+        more_pdfs = pdfs.length > images.length
+        pairs = more_pdfs ? pdfs.zip(images) : images.zip(pdfs)
+        pairs.each do |pair_element1, pair_element2|
+          if more_pdfs
+            pdf = pair_element1
+            image = pair_element2
+          else
+            pdf = pair_element2
+            image = pair_element1
+          end
+          if pdf.nil? || image.nil?
+            matches << { headshot: image } if pdf.nil?
+            matches << { contract: pdf } if image.nil?
+          else
+            matches << { headshot: image, contract: pdf, identifier: '' }
+          end
+        end
+
+        {
+            request_id: request_data[:request_id],
+            matches: matches,
+            errors: errors
+        }
+      end
+    end
+  end
+end