Log changes in Invoices or InvoiceItems records for better handling of accounting certification issues

CHANGELOG.md

@@ -1,5 +1,6 @@
 # Changelog Fab Manager
 
+- Log changes in Invoices or InvoiceItems records for better handling of accounting certification issues
 - Upgrade dev environments from ruby 2.3.6 to 2.3.8 (#143)
 - Fix a bug: Users with role 'member' cannot download their invoices
 - [TODO DEPLOY] `rake db:migrate`

app/models/invoice.rb

@@ -27,6 +27,7 @@ class Invoice < ActiveRecord::Base
   before_create :add_environment
   after_create :update_reference, :chain_record
   after_commit :generate_and_send_invoice, on: [:create], if: :persisted?
+  after_update :log_changes
 
   validates_with ClosedPeriodValidator
 
@@ -311,4 +312,13 @@ class Invoice < ActiveRecord::Base
     Checksum.text("#{columns.map { |c| self[c] }.join}#{previous.first ? previous.first.footprint : ''}")
   end
 
+  def log_changes
+    return unless changed?
+
+    puts "WARNING: Invoice update triggered [ id: #{id}, reference: #{reference} ]"
+    puts '----------   changes   ----------'
+    puts changes
+    puts '---------------------------------'
+  end
+
 end

app/models/invoice_item.rb

@@ -10,6 +10,7 @@ class InvoiceItem < ActiveRecord::Base
   has_one :invoice_item # to associated invoice_items of an invoice to invoice_items of an avoir
 
   after_create :chain_record
+  after_update :log_changes
 
   def chain_record
     self.footprint = compute_footprint
@@ -32,4 +33,13 @@ class InvoiceItem < ActiveRecord::Base
 
     Checksum.text("#{columns.map { |c| self[c] }.join}#{previous.first ? previous.first.footprint : ''}")
   end
+
+  def log_changes
+    return unless changed?
+
+    puts "WARNING: InvoiceItem update triggered [ id: #{id}, invoice reference: #{invoice.reference} ]"
+    puts '----------   changes   ----------'
+    puts changes
+    puts '---------------------------------'
+  end
 end