add ability to edit submitter details

app/controllers/submitters_controller.rb

@@ -0,0 +1,77 @@
+# frozen_string_literal: true
+
+class SubmittersController < ApplicationController
+  load_and_authorize_resource :submitter, only: %i[edit update]
+
+  def edit
+    @submitter_email_message =
+      if @submitter.preferences['email_message_uuid'].present?
+        @submitter.account
+                  .email_messages
+                  .find_by(uuid: @submitter.preferences['email_message_uuid'])
+      end
+  end
+
+  def update
+    submission = @submitter.submission
+
+    if @submitter.submission_events.exists?(event_type: 'start_form') || submission.archived_at? || submission.expired?
+      return redirect_back fallback_location: submission_path(submission), alert: I18n.t('submitter_cannot_be_updated')
+    end
+
+    if submitter_params.values.all?(&:blank?)
+      return redirect_back fallback_location: submission_path(submission),
+                           alert: I18n.t('at_least_one_field_must_be_filled')
+    end
+
+    if params[:is_custom_message] != '1'
+      params.delete(:subject)
+      params.delete(:body)
+    end
+
+    assign_preferences(@submitter, params)
+    assign_submitter_attrs(@submitter, submitter_params)
+
+    if @submitter.save
+      if @submitter.preferences['send_email'] || @submitter.preferences['send_sms']
+        Submitters.send_signature_requests([@submitter])
+      end
+
+      redirect_back fallback_location: submission_path(submission), notice: I18n.t('changes_have_been_saved')
+    else
+      redirect_back fallback_location: submission_path(submission), alert: I18n.t('unable_to_save')
+    end
+  end
+
+  private
+
+  def assign_submitter_attrs(submitter, attrs)
+    submitter.phone = attrs[:phone].to_s.gsub(/[^0-9+]/, '') if attrs.key?(:phone)
+
+    submitter.email = Submissions.normalize_email(attrs[:email]) if attrs.key?(:email)
+
+    submitter.name = attrs[:name] if attrs.key?(:name)
+
+    submitter
+  end
+
+  def assign_preferences(submitter, attrs)
+    submitter_preferences = Submitters.normalize_preferences(submitter.account, current_user, attrs)
+
+    if submitter_preferences.key?('send_email')
+      submitter.preferences['send_email'] = submitter_preferences['send_email']
+    end
+
+    submitter.preferences['send_sms'] = submitter_preferences['send_sms'] if submitter_preferences.key?('send_sms')
+
+    if submitter_preferences.key?('email_message_uuid')
+      submitter.preferences['email_message_uuid'] = submitter_preferences['email_message_uuid']
+    end
+
+    submitter
+  end
+
+  def submitter_params
+    params.require(:submitter).permit(:email, :name, :phone).transform_values(&:strip)
+  end
+end