modify app_id generator

app/models/employee.rb

@@ -12,7 +12,7 @@ class Employee < ApplicationRecord
   validates :emp_id, uniqueness: true, numericality: true, length: {in: 1..4}, allow_blank: true
   validates :password, numericality: true, length: {in: 3..9}, allow_blank: true
 
-  before_create :generate_app_id, :generate_app_token , if: Proc.new { self.role == "application" }
+  before_save :generate_app_id, :generate_app_token , if: Proc.new { self.role == "application" }
   # Employee Image Uploader
   mount_uploader :image_path, EmployeeImageUploader
 
@@ -90,15 +90,14 @@ class Employee < ApplicationRecord
   end
 
   def generate_app_id
-    # return if self.role != 'application'
-    self.app_id = SecureRandom.urlsafe_base64(nil, false)
+    return if self.app_id.present?
+    self.app_id = SecureRandom.hex(8)
   rescue ActiveRecord::RecordNotUnique
     retry
   end
 
   def generate_app_token
-    # return if self.role != 'application'
-    self.app_token = SecureRandom.hex(10)
+    self.app_token = SecureRandom.hex(8)
   rescue ActiveRecord::RecordNotUnique
     retry
   end

app/models/printer/printer_worker.rb

@@ -42,17 +42,17 @@ class Printer::PrinterWorker
   end
 
   def print(file_path, printer_destination = nil )
-    # if printer_destination.nil?
-    #   printer_destination = self.printer_destination
-    # end
+    if printer_destination.nil?
+      printer_destination = self.printer_destination
+    end
 
-    # copy = self.print_copies
-    # #Print only when printer information is not null
-    # if !self.printer_destination.nil?
-    #   (1..copy).each do
-    #     page = Cups::PrintJob.new(file_path, printer_destination)
-    #     page.print
-    #   end
-    # end
+    copy = self.print_copies
+    #Print only when printer information is not null
+    if !self.printer_destination.nil?
+      (1..copy).each do
+        page = Cups::PrintJob.new(file_path, printer_destination)
+        page.print
+      end
+    end
   end
 end