feat: allow searching articles in omnisearch (#11558)

Co-authored-by: Sivin Varghese <64252451+iamsivin@users.noreply.github.com>

spec/controllers/api/v1/accounts/search_controller_spec.rb

@@ -11,6 +11,11 @@ RSpec.describe 'Search', type: :request do
     create(:message, conversation: conversation, account: account, content: 'test2')
     create(:contact_inbox, contact_id: contact.id, inbox_id: conversation.inbox.id)
     create(:inbox_member, user: agent, inbox: conversation.inbox)
+
+    # Create articles for testing
+    portal = create(:portal, account: account)
+    create(:article, title: 'Test Article Guide', content: 'This is a test article content',
+                     account: account, portal: portal, author: agent, status: 'published')
   end
 
   describe 'GET /api/v1/accounts/{account.id}/search' do
@@ -33,10 +38,11 @@ RSpec.describe 'Search', type: :request do
         response_data = JSON.parse(response.body, symbolize_names: true)
 
         expect(response_data[:payload][:messages].first[:content]).to eq 'test2'
-        expect(response_data[:payload].keys).to contain_exactly(:contacts, :conversations, :messages)
+        expect(response_data[:payload].keys).to contain_exactly(:contacts, :conversations, :messages, :articles)
         expect(response_data[:payload][:messages].length).to eq 2
         expect(response_data[:payload][:conversations].length).to eq 1
         expect(response_data[:payload][:contacts].length).to eq 1
+        expect(response_data[:payload][:articles].length).to eq 1
       end
     end
   end
@@ -115,4 +121,60 @@ RSpec.describe 'Search', type: :request do
       end
     end
   end
+
+  describe 'GET /api/v1/accounts/{account.id}/search/articles' do
+    context 'when it is an unauthenticated user' do
+      it 'returns unauthorized' do
+        get "/api/v1/accounts/#{account.id}/search/articles", params: { q: 'test' }
+
+        expect(response).to have_http_status(:unauthorized)
+      end
+    end
+
+    context 'when it is an authenticated user' do
+      it 'returns all articles containing the search query' do
+        get "/api/v1/accounts/#{account.id}/search/articles",
+            headers: agent.create_new_auth_token,
+            params: { q: 'test' },
+            as: :json
+
+        expect(response).to have_http_status(:success)
+        response_data = JSON.parse(response.body, symbolize_names: true)
+
+        expect(response_data[:payload].keys).to contain_exactly(:articles)
+        expect(response_data[:payload][:articles].length).to eq 1
+        expect(response_data[:payload][:articles].first[:title]).to eq 'Test Article Guide'
+      end
+
+      it 'returns empty results when no articles match the search query' do
+        get "/api/v1/accounts/#{account.id}/search/articles",
+            headers: agent.create_new_auth_token,
+            params: { q: 'nonexistent' },
+            as: :json
+
+        expect(response).to have_http_status(:success)
+        response_data = JSON.parse(response.body, symbolize_names: true)
+
+        expect(response_data[:payload].keys).to contain_exactly(:articles)
+        expect(response_data[:payload][:articles].length).to eq 0
+      end
+
+      it 'supports pagination' do
+        portal = create(:portal, account: account)
+        16.times do |i|
+          create(:article, title: "Test Article #{i}", account: account, portal: portal, author: agent, status: 'published')
+        end
+
+        get "/api/v1/accounts/#{account.id}/search/articles",
+            headers: agent.create_new_auth_token,
+            params: { q: 'test', page: 1 },
+            as: :json
+
+        expect(response).to have_http_status(:success)
+        response_data = JSON.parse(response.body, symbolize_names: true)
+
+        expect(response_data[:payload][:articles].length).to eq 15 # Default per_page is 15
+      end
+    end
+  end
 end