class Para::AttributeField::HasManyField
Public Instance Methods
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# File lib/para/attribute_field/has_many.rb, line 34 def assign_ids(params, resource) return unless Array === params[plural_foreign_key] ids = params.delete(plural_foreign_key) if through_reflection && through_reflection.klass.orderable? assign_ordered_through_reflection_ids(through_reflection, resource, ids) else resource.send(:"#{plural_foreign_key}=", ids) end end
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# File lib/para/attribute_field/has_many.rb, line 46 def assign_ordered_through_reflection_ids(through_reflection, resource, ids) association = resource.association(through_reflection.name) join_resources = association.load_target return association.replace([]) if ids.empty? new_resources = ids.each_with_index.map do |id, position| join_resource = join_resources.find do |res| res.send(through_relation_source_foreign_key) == id && (!polymorphic_through_reflection? || res.send(reflection.foreign_type) == reflection.klass.name) end unless join_resource attributes = { through_relation_source_foreign_key => id } attributes[reflection.foreign_type] = reflection.klass.name if polymorphic_through_reflection? join_resource = association.build(attributes) end join_resource.position = position join_resource end association.replace(new_resources) end
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# File lib/para/attribute_field/has_many.rb, line 6 def field_name reflection.name end
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# File lib/para/attribute_field/has_many.rb, line 16 def parse_input(params, resource) if (ids = params[plural_foreign_key].presence) && String === ids # Format selectize value for Rails ids = params[plural_foreign_key] = ids.split(',').map(&:to_i) on_the_fly_creation(ids) do |res, value| params[plural_foreign_key].delete(value) params[plural_foreign_key] << res.id end end assign_ids(params, resource) end
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# File lib/para/attribute_field/has_many.rb, line 30 def plural_foreign_key foreign_key.to_s.pluralize end
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# File lib/para/attribute_field/has_many.rb, line 10 def value_for(instance) instance.send(name).map do |resource| resource_name(resource) end.join(', ') end