Add search form to proposals admin index

app/controllers/admin/proposals_controller.rb

@@ -1,12 +1,18 @@
 class Admin::ProposalsController < Admin::BaseController
+  include HasOrders
+  include CommentableActions
   include FeatureFlags
   feature_flag :proposals
 
-  def index
-    @proposals = Proposal.sort_by_created_at.page(params[:page])
-  end
+  has_orders %w[created_at]
 
   def show
     @proposal = Proposal.find(params[:id])
   end
+
+  private
+
+    def resource_model
+      Proposal
+    end
 end

app/views/admin/proposals/index.html.erb

@@ -5,6 +5,8 @@
 <h2><%= t("admin.proposals.index.title") %></h2>
 
 <% if @proposals.any? %>
+  <%= render "/admin/shared/proposal_search", url: admin_proposals_path %>
+
   <h3><%= page_entries_info @proposals %></h3>
 
   <table>

spec/features/admin/proposals_spec.rb

@@ -5,12 +5,22 @@ feature "Admin proposals" do
     login_as create(:administrator).user
   end
 
-  scenario "Index" do
+  context "Index" do
+    scenario "Search" do
       create(:proposal, title: "Make Pluto a planet again")
+      create(:proposal, title: "Build a monument to honour CONSUL developers")
 
       visit admin_root_path
       within("#side_menu") { click_link "Proposals" }
 
       expect(page).to have_content "Make Pluto a planet again"
+      expect(page).to have_content "Build a monument"
+
+      fill_in "search", with: "Pluto"
+      click_button "Search"
+
+      expect(page).to have_content "Make Pluto a planet again"
+      expect(page).not_to have_content "Build a monument"
+    end
   end
 end