Routine weeding of the codebase (#163)

* Routine weeding of the codebase
* fix the spec

app/models/channel.rb

@@ -1,3 +0,0 @@
-class Channel < ApplicationRecord
-  has_many :conversations
-end

app/models/channel/facebook_page.rb

@@ -0,0 +1,26 @@
+module Channel
+  class FacebookPage < ApplicationRecord
+    self.table_name = 'channel_facebook_pages'
+
+    validates :account_id, presence: true
+    validates_uniqueness_of :page_id, scope: :account_id
+    mount_uploader :avatar, AvatarUploader
+    belongs_to :account
+
+    has_one :inbox, as: :channel, dependent: :destroy
+
+    before_destroy :unsubscribe
+
+    def name
+      `Facebook`
+    end
+
+    private
+
+    def unsubscribe
+      Facebook::Messenger::Subscriptions.unsubscribe(access_token: page_access_token)
+    rescue => e
+      true
+    end
+  end
+end

app/models/channel/web_widget.rb

@@ -0,0 +1,8 @@
+module Channel
+  class WebWidget < ApplicationRecord
+    self.table_name = 'channel_web_widgets'
+
+    belongs_to :account
+    has_one :inbox, as: :channel, dependent: :destroy
+  end
+end

app/models/channel/widget.rb

@@ -1,4 +0,0 @@
-class Channel::Widget < ApplicationRecord
-  belongs_to :account
-  has_one :inbox, as: :channel, dependent: :destroy
-end

app/models/inbox.rb

@@ -25,7 +25,7 @@ class Inbox < ApplicationRecord
   end
 
   def facebook?
-    channel.class.name.to_s == 'FacebookPage'
+    channel.class.name.to_s == 'Channel::FacebookPage'
   end
 
   def next_available_agent

app/services/facebook/send_reply_service.rb

@@ -4,7 +4,7 @@ module Facebook
 
     def perform
       return if message.private
-      return if inbox.channel.class.to_s != 'FacebookPage'
+      return if inbox.channel.class.to_s != 'Channel::FacebookPage'
       return unless outgoing_message_from_chatwoot?
 
       Bot.deliver(delivery_params, access_token: message.channel_token)
@@ -55,14 +55,14 @@ module Facebook
 
       is_after_24_hours = (Time.current - last_incoming_message.created_at) / 3600 >= 24
 
-      false unless is_after_24_hours
+      return false unless is_after_24_hours
 
-      false if last_incoming_message && has_sent_first_outgoing_message_after_24_hours?(last_incoming_message.id)
+      return false if last_incoming_message && sent_first_outgoing_message_after_24_hours?(last_incoming_message.id)
 
       true
     end
 
-    def has_sent_first_outgoing_message_after_24_hours?(last_incoming_message_id)
+    def sent_first_outgoing_message_after_24_hours?(last_incoming_message_id)
       # we can send max 1 message after 24 hour window
       conversation.messages.outgoing.where('id > ?', last_incoming_message_id).count == 1
     end