re-add custom datadog metrics logging

app/sidekiq/lighthouse/create_intent_to_file_job.rb

@@ -69,7 +69,15 @@ def perform(in_progress_form_id, veteran_icn, participant_id)
       service.create_intent_to_file(itf_type, '')
       itf_log_monitor.track_create_itf_success(itf_type, form.created_at.to_s, form.user_account_id)
     rescue MissingICNError, MissingParticipantIDError, InvalidITFTypeError, FormNotFoundError => e
-      itf_log_monitor.track_create_itf_failure(itf_type, form.created_at.to_s, form.user_account_id, e)
+      if veteran_icn.blank?
+        itf_log_monitor.track_missing_user_icn(form, e)
+      elsif participant_id.blank?
+        itf_log_monitor.track_missing_user_pid(form, e)
+      elsif form.blank?
+        itf_log_monitor.track_missing_form(form, e)
+      elsif itf_type.blank?
+        itf_log_monitor.track_invalid_itf_type(form, e)
+      end
     rescue => e
       itf_log_monitor.track_create_itf_failure(itf_type, form.created_at.to_s, form.user_account_id, e)
       raise e

lib/lighthouse/benefits_claims/intent_to_file/monitor.rb

@@ -46,6 +46,46 @@ def track_create_itf_exhaustion(itf_type, form, error)
         }
         Rails.logger.error("Lighthouse::CreateIntentToFileJob create #{itf_type} ITF exhausted", context)
       end
+
+      def track_missing_user_icn(form, error)
+        StatsD.increment('user.icn.blank')
+        context = {
+          error: error.message,
+          in_progress_form_id: form.id,
+          user_account_uuid: form.user_account_id
+        }
+        Rails.logger.info('V0 InProgressFormsController async ITF user.icn is blank', context)
+      end
+
+      def track_missing_user_pid(form, error)
+        StatsD.increment('user.participant_id.blank')
+        context = {
+          error: error.message,
+          in_progress_form_id: form.id,
+          user_account_uuid: form.user_account_id
+        }
+        Rails.logger.info('V0 InProgressFormsController async ITF user.participant_id is blank', context)
+      end
+
+      def track_missing_form(form, error)
+        StatsD.increment('form.missing')
+        context = {
+          error: error.message,
+          in_progress_form_id: form.id,
+          user_account_uuid: form.user_account_id
+        }
+        Rails.logger.info('V0 InProgressFormsController async ITF form is missing', context)
+      end
+
+      def track_invalid_itf_type(form, error)
+        StatsD.increment('itf.type.invalid')
+        context = {
+          error: error.message,
+          in_progress_form_id: form.id,
+          user_account_uuid: form.user_account_id
+        }
+        Rails.logger.info('V0 InProgressFormsController async ITF invalid ITF type', context)
+      end
     end
   end
 end