Class: Caboose::TaxCalculator

Inherits:
Object
  • Object
show all
Defined in:
app/models/caboose/tax_calculator.rb

Class Method Summary collapse

Class Method Details

.authorized(invoice) ⇒ Object 



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# File 'app/models/caboose/tax_calculator.rb', line 32

def self.authorized(invoice)
  t = self.transaction(invoice)
  return if t.nil? || t.cart_items.nil? || t.cart_items.count == 0        
  t.invoice_id = invoice.id
  t.authorized            
end

.captured(invoice) ⇒ Object 



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# File 'app/models/caboose/tax_calculator.rb', line 39

def self.captured(invoice)
  t = self.transaction(invoice)      
  return if t.nil? || t.cart_items.nil? || t.cart_items.count == 0
  t.invoice_id = invoice.id
  t.captured            
end

.custom_tax(store_config, invoice) ⇒ Object 



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# File 'app/models/caboose/tax_calculator.rb', line 6

def self.custom_tax(store_config, invoice)          
  return eval(store_config.custom_tax_function)    
end

.tax(invoice) ⇒ Object 



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# File 'app/models/caboose/tax_calculator.rb', line 10

def self.tax(invoice)
  return 0.00 if !invoice.shipping_address
  return 0.00 if !invoice.has_taxable_items?
  return 0.00 if !invoice.has_shippable_items?

  sc = invoice.site.store_config                                                      
  return self.custom_tax(sc, invoice) if !sc.auto_calculate_tax      
  return invoice.subtotal * invoice.tax_rate if invoice.tax_rate # See if the tax rate has already been calculated

  t = self.transaction(invoice)
  Caboose.log(t.inspect)
  lookup = t.lookup
  tax = lookup.tax_amount
  
  # Save the tax rate      
  invoice.tax_rate = tax/invoice.subtotal
  invoice.save
  
  # Return the tax amount
  return tax                                             
end

.transaction(invoice) ⇒ Object 



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# File 'app/models/caboose/tax_calculator.rb', line 46

def self.transaction(invoice)            
  sc = invoice.site.store_config 
  return nil if sc.nil? || !sc.auto_calculate_tax
  
  sa = invoice.shipping_address
  if sa.nil? || sa.address1.nil? || sa.city.nil? || sa.state.nil? || sa.zip.nil?        
    sa = invoice.billing_address
  end
  return nil if sa.nil? || sa.address1.nil? || sa.city.nil? || sa.state.nil? || sa.zip.nil?
  
  TaxCloud.configure do |config|
    config.  = sc.taxcloud_api_id
    config.api_key       = sc.taxcloud_api_key
    config.usps_username = sc.usps_username
  end
  
  origin      = TaxCloud::Address.new(:address1 => sc.origin_address1 , :address2 => sc.origin_address2 , :city => sc.origin_city , :state => sc.origin_state , :zip5 => sc.origin_zip )      
  destination = TaxCloud::Address.new(:address1 => sa.address1        , :address2 => sa.address2        , :city => sa.city        , :state => sa.state        , :zip5 => sa.zip        )      
  transaction = TaxCloud::Transaction.new(:customer_id => invoice.customer_id, :cart_id => invoice.id, :origin => origin, :destination => destination)
  invoice.line_items.each_with_index do |li, i|
    next if !li.variant.taxable # Skip any non-taxable items        
    transaction.cart_items << TaxCloud::CartItem.new(
      :index    => i,
      :item_id  => li.variant.id,
      :tic      => TaxCloud::TaxCodes::GENERAL,
      :price    => li.unit_price,
      :quantity => li.quantity
    )
  end
  return transaction
end