tax calculation for view order api

app/controllers/api/orders_controller.rb

@@ -36,6 +36,17 @@ class Api::OrdersController <  Api::ApiController
       table = DiningFacility.find(table_id)
       @booking = table.get_booking
     end
+
+    @tax_profile = nil
+    # arr_tax = []
+
+    # if !arr_tax.empty?
+    #   @tax_profile = TaxProfile.where(:id => arr_tax)
+    # else
+      @tax_profile = TaxProfile.where("lower(group_type)='cashier'")
+    # end
+
+    @shop = Shop.first
   end
 
   # Description

app/views/api/orders/view_orders.json.jbuilder

@@ -86,9 +86,29 @@ if (@booking)
   # end
   # End YGN BBQ
 
+  #total tax calculation
+  @total_tax_amount = 0
+  @total_taxable = @total_amount
+  if !@tax_profile.nil?
+    @tax_profile.each do |tax|
+      # total_tax_amount = 0
+      if tax.inclusive
+        total_tax_amount = (@total_taxable / ((100 + tax.rate)/ tax.rate))
+      else
+        total_tax_amount = (@total_taxable * tax.rate / 100)
+      end
+      if @shop.calc_tax_order
+        @total_taxable = @total_taxable + total_tax_amount
+      end
+
+      @total_tax_amount += total_tax_amount
+    end
+  end
+  
+  #total tax calculation
   json.sub_total @total_amount
-  json.commerical_tax @total_amount * 0.05
+  json.total_tax @total_tax_amount
-  json.total @total_amount + (@total_amount * 0.05)
+  json.total @total_amount + @total_tax_amount
 else
   json.success false
 end