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require 'rails/generators/active_record'
module ActiveRecord
module Generators # :nodoc:
class ModelGenerator < Base # :nodoc:
argument :attributes, :type => :array, :default => [], :banner => "field[:type][:index] field[:type][:index]"
check_class_collision
class_option :migration, type: :boolean
class_option :timestamps, type: :boolean
class_option :parent, type: :string, desc: "The parent class for the generated model"
class_option :indexes, type: :boolean, default: true, desc: "Add indexes for references and belongs_to columns"
class_option :primary_key_type, type: :string, desc: "The type for primary key"
# creates the migration file for the model.
def create_migration_file
return unless options[:migration] && options[:parent].nil?
attributes.each { |a| a.attr_options.delete(:index) if a.reference? && !a.has_index? } if options[:indexes] == false
migration_template "../../migration/templates/create_table_migration.rb", "db/migrate/create_#{table_name}.rb"
end
def create_model_file
template 'model.rb', File.join('app/models', class_path, "#{file_name}.rb")
end
def create_module_file
return if regular_class_path.empty?
template 'module.rb', File.join('app/models', "#{class_path.join('/')}.rb") if behavior == :invoke
end
hook_for :test_framework
protected
def attributes_with_index
attributes.select { |a| !a.reference? && a.has_index? }
end
# Used by the migration template to determine the parent name of the model
def parent_class_name
options[:parent] || determine_default_parent_class
end
def determine_default_parent_class
application_record = nil
in_root do
application_record = if mountable_engine?
File.exist?("app/models/#{namespaced_path}/application_record.rb")
else
File.exist?('app/models/application_record.rb')
end
end
if application_record
"ApplicationRecord"
else
"ActiveRecord::Base"
end
end
end
end
end
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