chore: Update conversations API to include unattended conversations. (#4708)

* Update conversations API to include unattended conversations.

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

@@ -15,6 +15,8 @@ RSpec.describe 'Conversations API', type: :request do
     context 'when it is an authenticated user' do
       let(:agent) { create(:user, account: account, role: :agent) }
       let(:conversation) { create(:conversation, account: account) }
+      let(:attended_conversation) { create(:conversation, account: account, first_reply_created_at: Time.now.utc) }
+      let(:unattended_conversation) { create(:conversation, account: account, first_reply_created_at: nil) }
 
       before do
         create(:inbox_member, user: agent, inbox: conversation.inbox)
@@ -43,6 +45,22 @@ RSpec.describe 'Conversations API', type: :request do
         expect(body[:data][:meta][:all_count]).to eq(1)
         expect(body[:data][:payload].first[:messages]).to eq([])
       end
+
+      it 'returns unattended conversations' do
+        agent_1 = create(:user, account: account, role: :agent)
+        create(:inbox_member, user: agent_1, inbox: attended_conversation.inbox)
+        create(:inbox_member, user: agent_1, inbox: unattended_conversation.inbox)
+
+        get "/api/v1/accounts/#{account.id}/conversations",
+            headers: agent_1.create_new_auth_token,
+            params: { reply_status: 'unattended' },
+            as: :json
+
+        expect(response).to have_http_status(:success)
+        body = JSON.parse(response.body, symbolize_names: true)
+        expect(body[:data][:meta][:all_count]).to eq(1)
+        expect(body[:data][:payload].count).to eq(1)
+      end
     end
   end