foodsoft/db/migrate/20181201000400_create_supplier_categories.rb
Patrick Gansterer d90d188dbf Add SupplierCategory
This allows the categorization of suppliers. For a better reporting
it is necessary to split the expenses of the invoices.
E.g. we want to be able to generate independent sums of general cost
like the rent or electricity and the cost of the bought articles.
2020-07-30 17:46:07 +02:00

25 lines
778 B
Ruby

class CreateSupplierCategories < ActiveRecord::Migration
class FinancialTransactionClass < ActiveRecord::Base; end
class SupplierCategory < ActiveRecord::Base; end
class Supplier < ActiveRecord::Base; end
def change
create_table :supplier_categories do |t|
t.string :name, null: false
t.string :description
t.references :financial_transaction_class, null: false
end
add_reference :suppliers, :supplier_category
reversible do |dir|
dir.up do
ftc = FinancialTransactionClass.first
sc = SupplierCategory.create name: 'Other', financial_transaction_class_id: ftc.id
Supplier.update_all supplier_category_id: sc.id
end
end
change_column_null :suppliers, :supplier_category_id, false
end
end