fix: Add a check for 24 hour window before sending a message (#1084)

Co-authored-by: Sojan Jose <sojan@pepalo.com>

app/models/channel/api.rb

@@ -16,4 +16,8 @@ class Channel::Api < ApplicationRecord
   belongs_to :account
 
   has_one :inbox, as: :channel, dependent: :destroy
+
+  def has_24_hour_messaging_window?
+    false
+  end
 end

app/models/channel/email.rb

@@ -26,6 +26,10 @@ class Channel::Email < ApplicationRecord
   has_one :inbox, as: :channel, dependent: :destroy
   before_validation :ensure_forward_to_address, on: :create
 
+  def has_24_hour_messaging_window?
+    false
+  end
+
   private
 
   def ensure_forward_to_address

app/models/channel/facebook_page.rb

@@ -28,6 +28,10 @@ class Channel::FacebookPage < ApplicationRecord
   after_create_commit :subscribe
   before_destroy :unsubscribe
 
+  def has_24_hour_messaging_window?
+    true
+  end
+
   def subscribe
     # ref https://developers.facebook.com/docs/messenger-platform/reference/webhook-events
     response = Facebook::Messenger::Subscriptions.subscribe(

app/models/channel/twilio_sms.rb

@@ -30,6 +30,10 @@ class Channel::TwilioSms < ApplicationRecord
 
   has_one :inbox, as: :channel, dependent: :destroy
 
+  def has_24_hour_messaging_window?
+    true
+  end
+
   def name
     'Twilio SMS'
   end

app/models/channel/twitter_profile.rb

@@ -26,6 +26,10 @@ class Channel::TwitterProfile < ApplicationRecord
 
   before_destroy :unsubscribe
 
+  def has_24_hour_messaging_window?
+    false
+  end
+
   def create_contact_inbox(profile_id, name, additional_attributes)
     ActiveRecord::Base.transaction do
       contact = inbox.account.contacts.create!(additional_attributes: additional_attributes, name: name)

app/models/channel/web_widget.rb

@@ -27,6 +27,10 @@ class Channel::WebWidget < ApplicationRecord
   has_one :inbox, as: :channel, dependent: :destroy
   has_secure_token :website_token
 
+  def has_24_hour_messaging_window?
+    false
+  end
+
   def web_widget_script
     "<script>
       (function(d,t) {

app/models/conversation.rb

@@ -58,6 +58,16 @@ class Conversation < ApplicationRecord
 
   acts_as_taggable_on :labels
 
+  def can_reply?
+    return true unless inbox&.channel&.has_24_hour_messaging_window?
+
+    last_incoming_message = messages.incoming.last
+
+    return false if last_incoming_message.nil?
+
+    Time.current < last_incoming_message.created_at + 24.hours
+  end
+
   def update_assignee(agent = nil)
     update!(assignee: agent)
   end