Add a view for a single patient

This adds a page that allows the user to see an individual child record
based on the designs in the prototype.

app/components/app_patient_table_component.html.erb

@@ -18,7 +18,7 @@
         <% body.with_row do |row| %>
           <% row.with_cell do %>
             <span class="nhsuk-table-responsive__heading">Full name</span>
-            <%= patient.full_name %>
+            <%= link_to patient.full_name, patient_path(patient) %>
           <% end %>
 
           <% row.with_cell do %>

app/controllers/patients_controller.rb

@@ -3,9 +3,13 @@
 class PatientsController < ApplicationController
   include Pagy::Backend
 
-  layout "full"
-
   def index
     @pagy, @patients = pagy(policy_scope(Patient).order_by_name)
+
+    render layout: "full"
+  end
+
+  def show
+    @patient = policy_scope(Patient).find(params[:id])
   end
 end

app/views/patients/show.html.erb

@@ -0,0 +1,15 @@
+<% content_for :before_main do %>
+  <%= render AppBreadcrumbComponent.new(items: [
+                                          { text: "Home", href: programmes_path },
+                                          { text: t("patients.index.title"), href: patients_path },
+                                        ]) %>
+<% end %>
+
+<%= h1 page_title: @patient.initials do %>
+  <%= @patient.full_name %>
+<% end %>
+
+<%= render AppCardComponent.new do |c| %>
+  <% c.with_heading { "Child record" } %>
+  <%= render AppPatientSummaryComponent.new(@patient, show_common_name: true, show_address: true, show_parent_or_guardians: true) %>
+<% end %>

config/routes.rb

@@ -79,7 +79,7 @@
     end
   end
 
-  resources :patients, only: :index
+  resources :patients, only: %i[index show]
 
   resources :programmes, only: %i[index show] do
     get "sessions", on: :member

spec/features/manage_children_spec.rb

@@ -7,14 +7,18 @@
 
     when_i_click_on_children
     then_i_see_the_children
+
+    when_i_click_on_a_child
+    then_i_see_the_child
   end
 
   def given_my_team_exists
     @team = create(:team, :with_one_nurse)
   end
 
   def and_patients_exist
-    create_list(:patient, 10, team: @team)
+    create(:patient, team: @team, given_name: "John", family_name: "Smith")
+    create_list(:patient, 9, team: @team)
   end
 
   def when_i_click_on_children
@@ -27,4 +31,13 @@ def when_i_click_on_children
   def then_i_see_the_children
     expect(page).to have_content("10 children")
   end
+
+  def when_i_click_on_a_child
+    click_on "John Smith"
+  end
+
+  def then_i_see_the_child
+    expect(page).to have_title("JS")
+    expect(page).to have_content("John Smith")
+  end
 end