add builder dashboard dropzone

lib/templates/replace_attachments.rb

@@ -0,0 +1,65 @@
+# frozen_string_literal: true
+
+module Templates
+  module ReplaceAttachments
+    module_function
+
+    # rubocop:disable Metrics
+    def call(template, params = {}, extract_fields: false)
+      documents = Templates::CreateAttachments.call(template, params, extract_fields:)
+      submitter = template.submitters.first
+
+      documents.each_with_index do |document, index|
+        replaced_document_schema = template.schema[index]
+
+        template.schema[index] = { attachment_uuid: document.uuid, name: document.filename.base }
+
+        if replaced_document_schema
+          template.fields.each do |field|
+            next if field['areas'].blank?
+
+            field['areas'].each do |area|
+              if area['attachment_uuid'] == replaced_document_schema['attachment_uuid']
+                area['attachment_uuid'] = document.uuid
+              end
+            end
+          end
+        end
+
+        next if template.fields.any? { |f| f['areas']&.any? { |a| a['attachment_uuid'] == document.uuid } }
+        next unless submitter && document.metadata.dig('pdf', 'fields').present?
+
+        pdf_fields = document.metadata['pdf'].delete('fields').to_a
+        pdf_fields.each { |f| f['submitter_uuid'] = submitter['uuid'] }
+
+        if index.positive? && pdf_fields.present?
+          preview_document = template.schema[index - 1]
+          preview_document_last_field = template.fields.reverse.find do |f|
+            f['areas']&.any? do |a|
+              a['attachment_uuid'] == preview_document[:attachment_uuid]
+            end
+          end
+
+          if preview_document_last_field
+            last_preview_document_field_index = template.fields.find_index do |f|
+              f['uuid'] == preview_document_last_field['uuid']
+            end
+          end
+
+          if last_preview_document_field_index
+            template.fields.insert(index, *pdf_fields)
+          else
+            template.fields += pdf_fields
+          end
+        elsif pdf_fields.present?
+          template.fields += pdf_fields
+
+          template.schema[index]['pending_fields'] = true
+        end
+      end
+
+      documents
+    end
+    # rubocop:enable Metrics
+  end
+end