Checks in error filterable

app/controllers/checks_controller.rb

@@ -6,6 +6,7 @@ class ChecksController < ApplicationController
 
   has_scope :kind
   has_scope :by_domain
+  has_scope :recurrent_failures, type: :boolean
 
   def index
     @checks = apply_scopes(policy_scope(Check)).order(current_sort).page(params[:page])

app/models/check.rb

@@ -60,6 +60,10 @@ class Check < ApplicationRecord
 
   scope :kind, ->(kind) { where(kind: kind) }
   scope :by_domain, ->(domain) { where("domain LIKE ?", "%#{domain}%") }
+  scope :recurrent_failures, -> {
+    where("last_run_at IS NOT NULL").
+    where("last_success_at IS NULL OR last_success_at <= DATE_SUB(last_run_at, INTERVAL 72 HOUR)")
+  }
 
   def self.default_sort
     { domain_expires_at: :asc }

app/views/checks/index.html.erb

@@ -9,6 +9,7 @@
         <h1><%= t(".title") %></h1>
         <%= link_to("Domains", checks_path(current_criterias.merge(kind: :domain))) %>
         <%= link_to("SSL", checks_path(current_criterias.merge(kind: :ssl))) %>
+        <%= link_to("In error", checks_path(current_criterias.merge(recurrent_failures: true))) %>
         <%= form_tag(checks_path(current_scopes), method: :get) do  %>
           <%= search_field_tag :by_domain, current_scopes[:by_domain] %>
           <%= button_tag t(".filter") %>

test/controllers/checks_controller_test.rb

@@ -116,6 +116,14 @@ class ChecksControllerTest < ActionDispatch::IntegrationTest
     assert_empty current_checks
   end
 
+  test "checks in error are filtered" do
+    c1 = create(:check, :last_runs_failed, user: @user)
+    create(:check, user: @user)
+
+    get checks_path(recurrent_failures: true)
+    assert_equal [c1], current_checks
+  end
+
   test "checks are paginated" do
     create_list(:check, 40, user: @user)