saeloun · aniketkaushik · Jun 15, 2022 · Jun 15, 2022 · Jun 15, 2022 · Jun 15, 2022
diff --git a/db/data/20220615092122_add_external_view_key_to_invoices.rb b/db/data/20220615092122_add_external_view_key_to_invoices.rb
@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+require_relative("./verifiers/invoice_default_external_view_key_verifier.rb")
+
+class AddExternalViewKeyToInvoices < ActiveRecord::Migration[7.0]
+  def up
+    Invoice.find_each do |invoice|
+      invoice.external_view_key = "#{SecureRandom.hex}"
+      invoice.save!
+    end
+    InvoiceDefaultExternalViewKeyVerifier.verify!
+  end
+
+  def down
+    raise ActiveRecord::IrreversibleMigration
+  end
+end
diff --git a/db/data/verifiers/invoice_default_external_view_key_verifier.rb b/db/data/verifiers/invoice_default_external_view_key_verifier.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+class InvoiceDefaultExternalViewKeyVerifier
+  def self.verify!
+    Invoice.find_each do |invoice|
+      unless invoice.external_view_key?
+        raise "external_view_key is not populated for Invoice with id #{invoice.id}"
+      end
+    end
+
+    puts "InvoiceDefaultExternalViewKey data migration verified successfully!"
+  end
+end
diff --git a/db/data_schema.rb b/db/data_schema.rb
@@ -1,3 +1,3 @@
 # frozen_string_literal: true
 
-DataMigrate::Data.define(version: 20220614094240)
+DataMigrate::Data.define(version: 20220615092122)