Add Api tokens counters to support api token index page

app/controllers/support_interface/api_tokens_controller.rb

@@ -5,6 +5,7 @@ def index
         VendorAPIToken.arel_table[:last_used_at].desc.nulls_last,
         created_at: :desc,
       )
+      @api_tokens_last_3_months_count = VendorAPIToken.used_in_last_3_months.count
     end
 
     def new

app/models/vendor_api_token.rb

@@ -3,6 +3,8 @@ class VendorAPIToken < ApplicationRecord
 
   audited associated_with: :provider
 
+  scope :used_in_last_3_months, -> { where('last_used_at >= ?', 3.months.ago) }
+
   def self.create_with_random_token!(provider:)
     unhashed_token, hashed_token = Devise.token_generator.generate(VendorAPIToken, :hashed_token)
     create!(hashed_token:, provider:)

app/views/support_interface/api_tokens/index.html.erb

@@ -2,6 +2,23 @@
 
 <%= govuk_button_link_to 'Add a token', new_support_interface_api_token_path %>
 
+<div class="govuk-grid-row">
+  <div class="govuk-grid-column-one-half">
+    <%= render SupportInterface::TileComponent.new(
+      count: @api_tokens.count,
+      label: 'API tokens issued',
+      colour: :blue,
+    ) %>
+  </div>
+  <div class="govuk-grid-column-one-half">
+    <%= render SupportInterface::TileComponent.new(
+      count: @api_tokens_last_3_months_count,
+      label: 'API tokens used in the last 3 months',
+      colour: :blue,
+    ) %>
+  </div>
+</div>
+
 <table class='govuk-table'>
   <thead class='govuk-table__head'>
     <tr class='govuk-table__row'>

spec/system/support_interface/api_tokens/view_tokens_spec.rb

@@ -0,0 +1,40 @@
+require 'rails_helper'
+
+RSpec.describe 'API tokens' do
+  include DfESignInHelpers
+
+  scenario 'Support views vendors with api tokens' do
+    given_i_am_signed_in
+    and_api_tokens_exist
+    when_i_visit_the_tokens_page
+    then_i_see_the_count_of_providers_with_api_tokens
+  end
+
+  def given_i_am_signed_in
+    sign_in_as_support_user
+  end
+
+  def and_api_tokens_exist
+    vendor = create(:vendor, name: 'vendor_1')
+    provider_1 = create(:provider, name: 'Provider 1', vendor:)
+    provider_2 = create(:provider, name: 'Provider 2', vendor:)
+
+    create(:vendor_api_token, provider: provider_1, last_used_at: 1.month.ago)
+    create(:vendor_api_token, provider: provider_2)
+  end
+
+  def when_i_visit_the_tokens_page
+    visit support_interface_api_tokens_path
+  end
+
+  def then_i_see_the_count_of_providers_with_api_tokens
+    expect(page).to have_content '2 API tokens issued'
+    expect(page).to have_content '1 API tokens used in the last 3 months'
+
+    within '.govuk-table' do
+      expect(page).to have_content 'Provider 1'
+      expect(page).to have_content 'Provider 2'
+      expect(page).to have_content 'vendor_1'
+    end
+  end
+end