Initial Commit

Co-authored-by: Subin <subinthattaparambil@gmail.com>
Co-authored-by: Manoj <manojmj92@gmail.com>
Co-authored-by: Nithin <webofnithin@gmail.com>

app/models/inbox.rb

@@ -0,0 +1,55 @@
+class Inbox < ApplicationRecord
+
+  validates :account_id, presence: true
+
+  belongs_to :account
+  belongs_to :channel, polymorphic: true, dependent: :destroy
+
+  has_many :inbox_members, dependent: :destroy
+  has_many :members, through: :inbox_members, source: :user
+  has_many :conversations, dependent: :destroy
+  has_many :messages, through: :conversations
+  has_many :contacts, dependent: :destroy
+  after_commit :subscribe_webhook, on: [:create], if: :facebook?
+  after_commit :delete_round_robin_agents, on: [:destroy]
+
+  def add_member(user_id)
+    member = inbox_members.new(user_id: user_id)
+    member.save!
+  end
+
+  def remove_member(user_id)
+    member = inbox_members.find_by(user_id: user_id)
+    member.try(:destroy)
+  end
+
+  def facebook?
+    channel.class.name.to_s == "FacebookPage"
+  end
+
+  def next_available_agent
+    user_id = Redis::Alfred.rpoplpush(round_robin_key,round_robin_key)
+    account.users.find_by(id: user_id)
+  end
+
+  private
+
+  def delete_round_robin_agents
+    Redis::Alfred.delete(round_robin_key)
+  end
+
+  def round_robin_key
+    Constants::RedisKeys::ROUND_ROBIN_AGENTS % { :inbox_id => self.id }
+  end
+
+  def subscribe_webhook
+    Facebook::Messenger::Subscriptions.subscribe(access_token: self.channel.page_access_token)
+    begin
+      #async this asap
+      Phantomjs.run('m.js', self.channel.page_id) if account.inboxes.count == 1 #only for first inbox of the account
+    rescue => e
+      true
+    end
+  end
+
+end