add first name var

app/models/submitter.rb

@@ -85,6 +85,14 @@ class Submitter < ApplicationRecord
     end
   end
 
+  def first_name
+    name.split(/\s+/, 2).first
+  end
+
+  def last_name
+    name.split(/\s+/, 2).last
+  end
+
   def status_event_at
     declined_at || completed_at || opened_at || sent_at || created_at
   end

lib/replace_email_variables.rb

@@ -6,9 +6,11 @@ module ReplaceEmailVariables
   SUBMITTER_LINK = /\{+submitter\.link\}+/i
   ACCOUNT_NAME = /\{+account\.name\}+/i
   SENDER_NAME = /\{+sender\.name\}+/i
+  SENDER_FIRST_NAME = /\{+sender\.first_name\}+/i
   SENDER_EMAIL = /\{+sender\.email\}+/i
   SUBMITTER_EMAIL = /\{+submitter\.email\}+/i
   SUBMITTER_NAME = /\{+submitter\.name\}+/i
+  SUBMITTER_FIRST_NAME = /\{+submitter\.first_name\}+/i
   SUBMITTER_ID = /\{+submitter\.id\}+/i
   SUBMITTER_SLUG = /\{+submitter\.slug\}+/i
   SUBMISSION_LINK = /\{+submission\.link\}+/i
@@ -28,6 +30,7 @@ module ReplaceEmailVariables
     text = replace(text, SUBMISSION_ID, html_escape:) { submitter.submission.id }
     text = replace(text, SUBMITTER_EMAIL, html_escape:) { submitter.email }
     text = replace(text, SUBMITTER_NAME, html_escape:) { submitter.name || submitter.email || submitter.phone }
+    text = replace(text, SUBMITTER_FIRST_NAME, html_escape:) { submitter.first_name }
     text = replace(text, SUBMITTER_LINK, html_escape:) { build_submitter_link(submitter, tracking_event_type) }
     text = replace(text, SUBMISSION_LINK, html_escape:) do
       submitter.submission ? build_submission_link(submitter.submission) : ''
@@ -37,6 +40,7 @@ module ReplaceEmailVariables
     text = replace(text, DOCUMENTS_LINK, html_escape:) { build_documents_links_text(submitter, sig) }
     text = replace(text, ACCOUNT_NAME, html_escape:) { submitter.submission.account.name }
     text = replace(text, SENDER_NAME, html_escape:) { submitter.submission.created_by_user&.full_name }
+    text = replace(text, SENDER_FIRST_NAME, html_escape:) { submitter.submission.created_by_user&.first_name }
 
     replace(text, SENDER_EMAIL, html_escape:) { submitter.submission.created_by_user&.email.to_s.sub(/\+\w+@/, '@') }
   end