feat: Business hours

Data models and APIs for business hours

ref: #234

app/services/message_templates/hook_execution_service.rb

@@ -4,8 +4,8 @@ class MessageTemplates::HookExecutionService
   def perform
     return if inbox.agent_bot_inbox&.active?
 
+    ::MessageTemplates::Template::OutOfOffice.new(conversation: conversation).perform if should_send_out_of_office_message?
     ::MessageTemplates::Template::Greeting.new(conversation: conversation).perform if should_send_greeting?
-
     ::MessageTemplates::Template::EmailCollect.new(conversation: conversation).perform if should_send_email_collect?
   end
 
@@ -14,12 +14,16 @@ class MessageTemplates::HookExecutionService
   delegate :inbox, :conversation, to: :message
   delegate :contact, to: :conversation
 
+  def should_send_out_of_office_message?
+    inbox.out_of_office? && conversation.messages.today.template.empty? && inbox.out_of_office_message.present?
+  end
+
   def first_message_from_contact?
     conversation.messages.outgoing.count.zero? && conversation.messages.template.count.zero?
   end
 
   def should_send_greeting?
-    first_message_from_contact? && conversation.inbox.greeting_enabled? && conversation.inbox.greeting_message.present?
+    first_message_from_contact? && inbox.greeting_enabled? && inbox.greeting_message.present?
   end
 
   def email_collect_was_sent?
@@ -27,7 +31,7 @@ class MessageTemplates::HookExecutionService
   end
 
   def should_send_email_collect?
-    !contact_has_email? && conversation.inbox.web_widget? && !email_collect_was_sent?
+    !contact_has_email? && inbox.web_widget? && !email_collect_was_sent?
   end
 
   def contact_has_email?