Restructure omni services and add Chatwoot research snapshot

research/chatwoot/enterprise/app/services/voice/conference/manager.rb

@@ -0,0 +1,71 @@
+class Voice::Conference::Manager
+  pattr_initialize [:conversation!, :event!, :call_sid!, :participant_label]
+
+  def process
+    case event
+    when 'start'
+      ensure_conference_sid!
+      mark_ringing!
+    when 'join'
+      mark_in_progress! if agent_participant?
+    when 'leave'
+      handle_leave!
+    when 'end'
+      finalize_conference!
+    end
+  end
+
+  private
+
+  def status_manager
+    @status_manager ||= Voice::CallStatus::Manager.new(
+      conversation: conversation,
+      call_sid: call_sid
+    )
+  end
+
+  def ensure_conference_sid!
+    attrs = conversation.additional_attributes || {}
+    return if attrs['conference_sid'].present?
+
+    attrs['conference_sid'] = Voice::Conference::Name.for(conversation)
+    conversation.update!(additional_attributes: attrs)
+  end
+
+  def mark_ringing!
+    return if current_status
+
+    status_manager.process_status_update('ringing')
+  end
+
+  def mark_in_progress!
+    status_manager.process_status_update('in-progress', timestamp: current_timestamp)
+  end
+
+  def handle_leave!
+    case current_status
+    when 'ringing'
+      status_manager.process_status_update('no-answer', timestamp: current_timestamp)
+    when 'in-progress'
+      status_manager.process_status_update('completed', timestamp: current_timestamp)
+    end
+  end
+
+  def finalize_conference!
+    return if %w[completed no-answer failed].include?(current_status)
+
+    status_manager.process_status_update('completed', timestamp: current_timestamp)
+  end
+
+  def current_status
+    conversation.additional_attributes&.dig('call_status')
+  end
+
+  def agent_participant?
+    participant_label.to_s.start_with?('agent')
+  end
+
+  def current_timestamp
+    Time.zone.now.to_i
+  end
+end