feat: Integration with Captain (alpha) (#9834)

- Integration with captain (alpha)

Co-authored-by: Pranav <pranavrajs@gmail.com>

lib/integrations/captain/processor_service.rb

@@ -0,0 +1,65 @@
+class Integrations::Captain::ProcessorService < Integrations::BotProcessorService
+  pattr_initialize [:event_name!, :hook!, :event_data!]
+
+  private
+
+  def get_response(_session_id, message_content)
+    call_captain(message_content)
+  end
+
+  def process_response(message, response)
+    if response == 'conversation_handoff'
+      message.conversation.bot_handoff!
+    else
+      create_conversation(message, { content: response })
+    end
+  end
+
+  def create_conversation(message, content_params)
+    return if content_params.blank?
+
+    conversation = message.conversation
+    conversation.messages.create!(
+      content_params.merge(
+        {
+          message_type: :outgoing,
+          account_id: conversation.account_id,
+          inbox_id: conversation.inbox_id
+        }
+      )
+    )
+  end
+
+  def call_captain(message_content)
+    url = "#{ENV.fetch('CAPTAIN_API_URL', nil)}/accounts/#{hook.settings['account_id']}/assistants/#{hook.settings['assistant_id']}/chat"
+
+    headers = {
+      'X-USER-EMAIL' => hook.settings['account_email'],
+      'X-USER-TOKEN' => hook.settings['access_token'],
+      'Content-Type' => 'application/json'
+    }
+
+    body = {
+      message: message_content,
+      previous_messages: previous_messages
+    }
+
+    response = HTTParty.post(url, headers: headers, body: body.to_json)
+    response.parsed_response['message']
+  end
+
+  def previous_messages
+    previous_messages = []
+    conversation.messages.where(message_type: [:outgoing, :incoming]).where(private: false).offset(1).find_each do |message|
+      next if message.content_type != 'text'
+
+      role = determine_role(message)
+      previous_messages << { message: message.content, type: role }
+    end
+    previous_messages
+  end
+
+  def determine_role(message)
+    message.message_type == 'incoming' ? 'User' : 'Bot'
+  end
+end

lib/integrations/dialogflow/processor_service.rb

@@ -14,13 +14,13 @@ class Integrations::Dialogflow::ProcessorService < Integrations::BotProcessorSer
     message.content
   end
 
-  def get_response(session_id, message)
+  def get_response(session_id, message_content)
     if hook.settings['credentials'].blank?
       Rails.logger.warn "Account: #{hook.try(:account_id)} Hook: #{hook.id} credentials are not present." && return
     end
 
     configure_dialogflow_client_defaults
-    detect_intent(session_id, message)
+    detect_intent(session_id, message_content)
   rescue Google::Cloud::PermissionDeniedError => e
     Rails.logger.warn "DialogFlow Error: (account-#{hook.try(:account_id)}, hook-#{hook.id}) #{e.message}"
     hook.prompt_reauthorization!