Show stage_changed timeline events

This updates the timeline entry component to be able to show the new
stage changed timeline events, explaining to the user what has changed.

app/components/status_tag/component.rb

@@ -21,6 +21,7 @@ def classes
 
     COLOURS = {
       accepted: "green",
+      assessment: "blue",
       assessment_in_progress: "blue",
       awarded: "green",
       awarded_pending_checks: "turquoise",
@@ -37,6 +38,7 @@ def classes
       overdue_qualification: "pink",
       overdue_reference: "pink",
       potential_duplicate_in_dqt: "pink",
+      pre_assessment: "pink",
       preliminary_check: "pink",
       received: "purple",
       received_further_information: "purple",
@@ -45,8 +47,10 @@ def classes
       received_reference: "purple",
       rejected: "red",
       requested: "yellow",
+      review: "purple",
       submitted: "grey",
       valid: "green",
+      verification: "yellow",
       waiting_on: "yellow",
       waiting_on_further_information: "yellow",
       waiting_on_professional_standing: "yellow",

app/components/timeline_entry/component.rb

@@ -170,5 +170,24 @@ def action_required_by_changed_vars
           end,
       }
     end
+
+    def stage_changed_vars
+      {
+        old_stage:
+          render(
+            StatusTag::Component.new(
+              status: timeline_event.old_value,
+              class_context: "timeline-event",
+            ),
+          ).strip,
+        new_stage:
+          render(
+            StatusTag::Component.new(
+              status: timeline_event.new_value,
+              class_context: "timeline-event",
+            ),
+          ).strip,
+      }
+    end
   end
 end

config/locales/components.en.yml

@@ -2,6 +2,7 @@ en:
   components:
     status_tag:
       accepted: Accepted
+      assessment: Assessment
       assessment_in_progress: Assessment in progress
       awarded: Awarded
       awarded_pending_checks: Award pending
@@ -19,6 +20,7 @@ en:
       overdue_qualification: Overdue qualification
       overdue_reference: Overdue reference
       potential_duplicate_in_dqt: Potential duplication in DQT
+      pre_assessment: Pre-assessment
       preliminary_check: Preliminary check
       received: Received
       received_further_information: Received further information
@@ -27,8 +29,10 @@ en:
       received_reference: Received reference
       rejected: Rejected
       requested: Waiting on
+      review: Review
       submitted: Not started
       valid: Valid
+      verification: Verification
       waiting_on: Waiting on
       waiting_on_further_information: Waiting on further information
       waiting_on_professional_standing: Waiting on professional standing
@@ -39,14 +43,14 @@ en:
     timeline_entry:
       title:
         action_required_by_changed: Action required by changed
-        assessor_assigned: Assessor assigned
-        reviewer_assigned: Reviewer assigned
-        state_changed: Status changed
-        assessment_section_completed: Section completed
-        note_created: Note created
-        email_sent: Email sent
         age_range_subjects_verified: Age range and subjects verified
+        assessment_section_completed: Section completed
         assessment_section_recorded: Assessment section recorded
+        assessor_assigned: Assessor assigned
+        email_sent: Email sent
+        information_changed: Information changed after submission
+        note_created: Note created
+        reviewer_assigned: Reviewer assigned
         requestable_requested:
           FurtherInformationRequest: Further information requested
           ProfessionalStandingRequest: Professional standing requested
@@ -67,14 +71,14 @@ en:
           ProfessionalStandingRequest: Professional standing assessed
           QualificationRequest: Qualification assessed
           ReferenceRequest: Reference assessed
-        information_changed: Information changed after submission
+        stage_changed: Stage changed
+        state_changed: Status changed
       description:
         action_required_by_changed: Application requires %{action} action.
         assessor_assigned: "%{assignee_name} is assigned as the assessor."
-        reviewer_assigned: "%{assignee_name} is assigned as the reviewer."
-        state_changed: Status changed from %{old_state} to %{new_state}.
-        note_created: "%{text}"
         email_sent: "%{subject}"
+        note_created: "%{text}"
+        reviewer_assigned: "%{assignee_name} is assigned as the reviewer."
         requestable_requested:
           FurtherInformationRequest: Further information has been requested.
           ProfessionalStandingRequest: The professional standing has been requested.
@@ -95,6 +99,8 @@ en:
           ProfessionalStandingRequest: The professional standing request has been assessed.
           QualificationRequest: A qualification has been assessed.
           ReferenceRequest: A reference has been assessed.
+        stage_changed: Stage changed from %{old_stage} to %{new_stage}.
+        state_changed: Status changed from %{old_state} to %{new_state}.
       columns:
         contact_email: Reference email address
         contact_job: Reference job

spec/components/timeline_entry_spec.rb

@@ -518,4 +518,24 @@
       expect(component.text).to include(creator.name)
     end
   end
+
+  context "stage changed" do
+    let(:timeline_event) { create(:timeline_event, :stage_changed) }
+    let(:old_stage) do
+      I18n.t("components.status_tag.#{timeline_event.old_value}")
+    end
+    let(:new_stage) do
+      I18n.t("components.status_tag.#{timeline_event.new_value}")
+    end
+
+    it "describes the event" do
+      expect(component.text.squish).to include(
+        "Stage changed from #{old_stage} to #{new_stage}",
+      )
+    end
+
+    it "attributes to the creator" do
+      expect(component.text).to include(creator.name)
+    end
+  end
 end

spec/factories/timeline_events.rb

@@ -111,5 +111,11 @@
       old_value { %w[admin assessor external none].sample }
       new_value { %w[admin assessor external none].sample }
     end
+
+    trait :stage_changed do
+      event_type { "stage_changed" }
+      old_value { ApplicationForm.stages.values.sample }
+      new_value { ApplicationForm.stages.values.sample }
+    end
   end
 end