check changable tax on/off settings and customer tax profiles calculation

app/models/sale.rb

@@ -322,7 +322,7 @@ class Sale < ApplicationRecord
   end
 
   #compute - invoice total
-  def compute(order_source = nil)
+  def compute(order_source = nil, tax_type = nil)
     sales_items = self.sale_items
 
     #Computation Fields
@@ -341,7 +341,7 @@ class Sale < ApplicationRecord
       # total_taxable = total_taxable + (item.taxable_price * item.qty)
     end
 
-    apply_tax(total_taxable, order_source)
+    apply_tax(total_taxable, order_source, tax_type)
 
     self.total_amount = subtotal_price
     self.total_discount = total_discount
@@ -434,8 +434,21 @@ class Sale < ApplicationRecord
     total_tax_amount = 0
     tax_incl_exec = "exclusive"
     #tax_profile - list by order_by
-    tax_profiles = TaxProfile.all.order("order_by asc")
-    customer = Customer.find(sale.customer_id)
+    # tax_profiles = TaxProfile.all.order("order_by asc")
+    # customer = Customer.find(sale.customer_id)
+    arr_tax = []
+    arr_tax = unique_tax_profiles(order_source, self.customer_id)
+
+    if !arr_tax.empty?
+      if tax_type.nil?
+        tax_profiles = TaxProfile.unscoped.where(:id => arr_tax)
+      else
+        tax_profiles = TaxProfile.unscoped.where("group_type=?",order_source)
+      end
+    else
+      tax_profiles = TaxProfile.unscoped.where("group_type=?",order_source)
+    end
+
     # #Creat new tax records
     if order_source.to_s == "emenu"
       order_source = "cashier"
@@ -505,7 +518,7 @@ class Sale < ApplicationRecord
   end
 
   # Tax Calculate
-  def apply_tax(total_taxable, order_source = nil)
+  def apply_tax(total_taxable, order_source = nil, tax_type = nil)
     shop = Shop.first
     
     #if tax is not apply create new record
@@ -522,29 +535,32 @@ class Sale < ApplicationRecord
       order_source = "cashier"
     end
 
-    tax_data = TaxProfile.unscoped.where("group_type=?",order_source).pluck(:id)
-    customer = Customer.find(self.customer_id).tax_profiles
+    # tax_data = TaxProfile.unscoped.where("group_type=?",order_source).pluck(:id)
+    # customer = Customer.find(self.customer_id).tax_profiles
 
     arr_tax = []
-
-    arr_tax = customer - tax_data
+    arr_tax = unique_tax_profiles(order_source, self.customer_id)
 
     if !arr_tax.empty?
-      tax_profiles = TaxProfile.unscoped.where("id in ?",arr_tax)
+      if tax_type.nil?
+        tax_profiles = TaxProfile.unscoped.where(:id => arr_tax)
+      else
+        tax_profiles = TaxProfile.unscoped.where("group_type=?",order_source)
+      end
     else
       tax_profiles = TaxProfile.unscoped.where("group_type=?",order_source)
     end
     #Create new tax records
     tax_profiles.each do |tax|
       if tax.group_type.to_s == order_source.to_s
-        # customer.tax_profiles.each do |cus_tax|
-        #   if cus_tax.to_i == tax.id
+        if tax_type
+          if tax_type.to_s == tax.name.to_s || tax_type == 'all'
             sale_tax = SaleTax.new(:sale => self)
             sale_tax.tax_name = tax.name
             sale_tax.tax_rate = tax.rate
 
             # substract , to give after discount
-            total_tax = total_taxable - self.total_discount
+            total_tax = total_taxable - total_discount
             #include or execulive
             if tax.inclusive
               tax_incl_exec = "inclusive"
@@ -555,16 +571,43 @@ class Sale < ApplicationRecord
               sale_tax.tax_payable_amount = total_tax  * tax.rate / 100
               total_tax_amount = total_tax_amount + sale_tax.tax_payable_amount
             end
-
             #new taxable amount is standard rule for step by step
             if shop.calc_tax_order
               total_taxable = total_taxable + sale_tax.tax_payable_amount
             end
-
             sale_tax.inclusive = tax.inclusive
             sale_tax.save
-        #   end
-        # end
+          end
+        else
+          # customer.tax_profiles.each do |cus_tax|
+          #   if cus_tax.to_i == tax.id
+              sale_tax = SaleTax.new(:sale => self)
+              sale_tax.tax_name = tax.name
+              sale_tax.tax_rate = tax.rate
+
+              # substract , to give after discount
+              total_tax = total_taxable - self.total_discount
+              #include or execulive
+              if tax.inclusive
+                tax_incl_exec = "inclusive"
+                rate = tax.rate
+                divided_value = (100 + rate)/rate
+                sale_tax.tax_payable_amount = total_tax / divided_value
+              else
+                sale_tax.tax_payable_amount = total_tax  * tax.rate / 100
+                total_tax_amount = total_tax_amount + sale_tax.tax_payable_amount
+              end
+
+              #new taxable amount is standard rule for step by step
+              if shop.calc_tax_order
+                total_taxable = total_taxable + sale_tax.tax_payable_amount
+              end
+
+              sale_tax.inclusive = tax.inclusive
+              sale_tax.save
+          #   end
+          # end
+        end
       end
     end
     self.tax_type   = tax_incl_exec
@@ -2844,9 +2887,21 @@ def self.get_sale_data_for_other_payment_credit(sale_id)
   return query
 end
 
-def difference(other)
-  h = other.each_with_object(Hash.new(0)) { |e,h| h[e] += 1 }
-  reject { |e| h[e] > 0 && h[e] -= 1 }
+def unique_tax_profiles(order_source, customer_id)
+  tax_data = TaxProfile.unscoped.where("group_type='#{order_source}'").pluck(:id)
+  customer_tax_profiles = Customer.find(customer_id).tax_profiles
+
+  arr_data = []
+  if !customer_tax_profiles.empty?
+    customer_tax_profiles.each do |value1|
+      if tax_data.include? value1.to_i
+        arr_data.push(value1.to_i)
+      end
+    end
+    return arr_data
+  else
+    return tax_data
+  end
 end
 
 private