Jl - service request merge

lib/tasks/merge_service_requests.rake

@@ -0,0 +1,39 @@
+desc "Task for merging service requests under a protocol"
+task :merge_service_requests => :environment do
+
+  def prompt(*args)
+    print(*args)
+    STDIN.gets.strip
+  end
+
+  def merge_requests(service_requests)
+    master_request = service_requests.shift
+    service_requests.each do |request|
+      assign_sub_service_requests(master_request, request)
+      assign_line_items(master_request, request)
+    end
+  end
+
+  def assign_sub_service_requests(master_request, request)
+    request.sub_service_requests.each do |ssr|
+      ssr.update_attributes(service_request_id: master_request.id)
+    end
+  end
+
+  def assign_line_items(master_request, request)
+    request.line_items.each do |line_item|
+      line_item.update_attributes(service_request_id: master_request.id)
+    end 
+  end
+
+  puts 'This task will merge all service requests under a protocol.'
+  protocol_id = prompt "Enter the ID of the protocol: "
+  protocol = Protocol.find(protocol_id.to_i)
+
+  if protocol.service_requests.size > 1
+    service_requests = protocol.service_requests.order('updated_at DESC').to_a
+    merge_requests(service_requests)
+  else
+    puts "This protocol does not have more than one service request."
+  end
+end