chore: Update the behavior of Captain resolutions (#10794)

This PR ensures that only conversations from quick conversation channels
are resolved, avoiding resolutions on the email channel (we still need
to improve the UX here). It also updates the FAQ generation logic,
limiting it to conversations that had at least one human interaction.

spec/enterprise/jobs/enterprise/account/conversations_resolution_scheduler_job_spec.rb

@@ -1,29 +1,44 @@
 require 'rails_helper'
 
 RSpec.describe Account::ConversationsResolutionSchedulerJob, type: :job do
-  let!(:account_with_bot) { create(:account) }
   let(:account) { create(:account) }
-  let(:assistant) { create(:captain_assistant, account: account_with_bot) }
-
-  let!(:account_without_bot) { create(:account) }
-  let!(:inbox_with_bot) { create(:inbox, account: account_with_bot) }
-  let!(:inbox_without_bot) { create(:inbox, account: account_without_bot) }
+  let(:assistant) { create(:captain_assistant, account: account) }
 
   describe '#perform - captain resolutions' do
-    before do
-      create(:captain_inbox, captain_assistant: assistant, inbox: inbox_with_bot)
+    context 'when handling different inbox types' do
+      let!(:regular_inbox) { create(:inbox, account: account) }
+      let!(:email_inbox) { create(:inbox, :with_email, account: account) }
+
+      before do
+        create(:captain_inbox, captain_assistant: assistant, inbox: regular_inbox)
+        create(:captain_inbox, captain_assistant: assistant, inbox: email_inbox)
+      end
+
+      it 'enqueues resolution jobs only for non-email inboxes with captain enabled' do
+        expect do
+          described_class.perform_now
+        end.to have_enqueued_job(Captain::InboxPendingConversationsResolutionJob)
+          .with(regular_inbox)
+          .exactly(:once)
+      end
+
+      it 'does not enqueue resolution jobs for email inboxes even with captain enabled' do
+        expect do
+          described_class.perform_now
+        end.not_to have_enqueued_job(Captain::InboxPendingConversationsResolutionJob)
+          .with(email_inbox)
+      end
     end
 
-    it 'enqueues resolution jobs only for inboxes with captain enabled' do
-      expect do
-        described_class.perform_now
-      end.to have_enqueued_job(Captain::InboxPendingConversationsResolutionJob).with(inbox_with_bot).and have_enqueued_job.exactly(:once)
-    end
+    context 'when inbox has no captain enabled' do
+      let!(:inbox_without_captain) { create(:inbox, account: create(:account)) }
 
-    it 'does not enqueue resolution jobs for inboxes without captain enabled' do
-      expect do
-        described_class.perform_now
-      end.not_to have_enqueued_job(Captain::InboxPendingConversationsResolutionJob).with(inbox_without_bot)
+      it 'does not enqueue resolution jobs' do
+        expect do
+          described_class.perform_now
+        end.not_to have_enqueued_job(Captain::InboxPendingConversationsResolutionJob)
+          .with(inbox_without_captain)
+      end
     end
   end
 end

spec/enterprise/services/captain/llm/conversation_faq_service_spec.rb

@@ -2,7 +2,7 @@ require 'rails_helper'
 
 RSpec.describe Captain::Llm::ConversationFaqService do
   let(:captain_assistant) { create(:captain_assistant) }
-  let(:conversation) { create(:conversation) }
+  let(:conversation) { create(:conversation, first_reply_created_at: Time.zone.now) }
   let(:service) { described_class.new(captain_assistant, conversation) }
   let(:client) { instance_double(OpenAI::Client) }
   let(:embedding_service) { instance_double(Captain::Llm::EmbeddingService) }
@@ -57,6 +57,14 @@ RSpec.describe Captain::Llm::ConversationFaqService do
       end
     end
 
+    context 'without human interaction' do
+      let(:conversation) { create(:conversation) }
+
+      it 'returns an empty array without generating FAQs' do
+        expect(service.generate_and_deduplicate).to eq([])
+      end
+    end
+
     context 'when finding duplicates' do
       let(:existing_response) do
         create(:captain_assistant_response, assistant: captain_assistant, question: 'Similar question', answer: 'Similar answer')

spec/factories/inboxes.rb

@@ -9,5 +9,10 @@ FactoryBot.define do
     after(:create) do |inbox|
       inbox.channel.save!
     end
+
+    trait :with_email do
+      channel { FactoryBot.build(:channel_email, account: account) }
+      name { 'Email Inbox' }
+    end
   end
 end