lib/active_scaffold/bridges/record_select/helpers.rb
require 'active_support/concern'
class ActiveScaffold::Bridges::RecordSelect
module Helpers
extend ActiveSupport::Concern
included do
include FormColumnHelpers
include SearchColumnHelpers
end
module FormColumnHelpers
# requires RecordSelect plugin to be installed and configured.
def active_scaffold_input_record_select(column, options, ui_options: column.options)
record = options.delete(:object)
if column.association&.singular?
multiple = ui_options.dig(:html_options, :multiple)
html = active_scaffold_record_select(record, column, options, record.send(column.name), multiple, ui_options: ui_options)
html << active_scaffold_new_record_subform(column, record, options, ui_options: ui_options) if ui_options[:add_new]
html
elsif column.association&.collection?
active_scaffold_record_select(record, column, options, record.send(column.name), true, ui_options: ui_options)
else
active_scaffold_record_select_autocomplete(record, column, options, ui_options: ui_options)
end
end
def active_scaffold_record_select(record, column, options, value, multiple, ui_options: column.options)
unless column.association
raise ArgumentError, "record_select can only work against associations (and #{column.name} is not). "\
'A common mistake is to specify the foreign key field (like :user_id), instead of the association (:user).'
end
klass = column.association.klass(record)
return content_tag :span, '', :class => options[:class] unless klass
remote_controller = active_scaffold_controller_for(klass).controller_path
# if the opposite association is a :belongs_to (in that case association in this class must be has_one or has_many)
# then only show records that have not been associated yet
if column.association.has_one? || column.association.has_many?
params[column.association.foreign_key] = ''
end
record_select_options = active_scaffold_input_text_options(options).merge(
:controller => remote_controller
)
record_select_options.merge!(ui_options)
html =
if multiple
record_multi_select_field(options[:name], value || [], record_select_options.except(:required))
else
record_select_field(options[:name], value || klass.new, record_select_options)
end
html = instance_exec(html, self, &self.class.field_error_proc) if record.errors[column.name].any?
html
end
def active_scaffold_record_select_autocomplete(record, column, options, ui_options: column.options)
record_select_options = active_scaffold_input_text_options(options).reverse_merge(
:controller => active_scaffold_controller_for(record.class).controller_path
).merge(ui_options)
html = record_select_autocomplete(options[:name], record, record_select_options)
html = instance_exec(html, self, &self.class.field_error_proc) if record.errors[column.name].any?
html
end
end
module SearchColumnHelpers
def active_scaffold_search_record_select(column, options, ui_options: column.options)
value = field_search_record_select_value(column, options[:value], ui_options: ui_options)
active_scaffold_record_select(options[:object], column, options.except(:value), value, ui_options[:multiple], ui_options: ui_options)
end
def field_search_record_select_value(column, value, ui_options: column.options)
return if value.blank?
if ui_options[:multiple]
column.association.klass.find value.select(&:present?).collect!(&:to_i)
else
column.association.klass.find(value.to_i)
end
rescue StandardError => e
logger.error "#{e.class.name}: #{e.message} -- Sorry, we are not that smart yet. Attempted to restore search values to search fields :#{column.name} in #{controller.class}"
raise e
end
end
end
end
ActionView::Base.class_eval { include ActiveScaffold::Bridges::RecordSelect::Helpers }