fixed autoremove tax when discount & precision at receipt no report

app/controllers/concerns/number_formattable.rb

@@ -8,7 +8,7 @@ module NumberFormattable
       @precision = @number_formats.find? { |x| x.name.parameterize.underscore == 'precision'}.value.to_i rescue nil
     end
     if @precision.nil?
-      @print_settings = PrintSetting.get_precision_delimiter if !defined? @number_formats
+      @print_settings = PrintSetting.get_precision_delimiter if !defined? @print_settings
       if @print_settings
         @precision = @print_settings.precision.to_i
       else
@@ -45,7 +45,7 @@ module NumberFormattable
 		options[:precision] = options[:precision] || precision
 		# options[:delimiter] = options[:delimiter] || delimiter
 		options[:strip_insignificant_zeros] = options[:strip_insignificant_zeros] || strip_insignificant_zeros
-    
+
     number = number.to_f.round(options[:precision])
 
 		if options[:precision] > 0

app/models/sale.rb

@@ -527,6 +527,19 @@ class Sale < ApplicationRecord
     end
 
     tax_profiles = unique_tax_profiles(order_source, self.customer_id)
+    if tax_type.nil?
+      if tax_profiles.count == 2
+        tax_type = "all"
+      elsif tax_profiles.count == 1
+        if tax_profiles.name.downcase == "service charges"
+          tax_type = "Service Charges"
+        else
+          tax_type = "Commercial Tax"
+        end
+      elsif tax_profiles.count < 1
+        tax_type = "no_tax"
+      end
+    end
 
     # #Creat new tax records
     if self.payment_status != 'foc' && tax_type.to_s == "all"
@@ -2076,8 +2089,7 @@ def self.get_sale_data_for_other_payment_credit(sale_id)
 end
 
 def unique_tax_profiles(order_source, customer_id)
-  tax_data = TaxProfile
-  .where(group_type: order_source)
+  tax_data = TaxProfile.where(group_type: order_source)
 
   customer_tax_profiles = Customer.select(:tax_profiles).where(customer_id: customer_id).first
   if customer_tax_profiles.present?