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Contents
module SimpleForm
module Inputs
class GroupedCollectionSelectInput < CollectionInput
def input(wrapper_options = nil)
label_method, value_method = detect_collection_methods
merged_input_options = merge_wrapper_options(input_html_options, wrapper_options)
@builder.grouped_collection_select(attribute_name, grouped_collection,
group_method, group_label_method, value_method, label_method,
input_options, merged_input_options)
end
private
def grouped_collection
@grouped_collection ||= begin
grouped_collection = options.delete(:collection)
grouped_collection.respond_to?(:call) ? grouped_collection.call : grouped_collection.to_a
end
end
# Sample collection
def collection
@collection ||= grouped_collection.map { |collection| collection.try(:send, group_method) }.detect(&:present?) || []
end
def group_method
@group_method ||= options.delete(:group_method)
end
def group_label_method
label = options.delete(:group_label_method)
unless label
common_method_for = detect_common_display_methods(detect_collection_classes(grouped_collection))
label = common_method_for[:label]
end
label
end
def detect_method_from_class(collection_classes)
return {} if collection_classes.empty?
sample = collection_classes.first
{ label: SimpleForm.collection_label_methods.find { |m| sample.instance_methods.include?(m) },
value: SimpleForm.collection_value_methods.find { |m| sample.instance_methods.include?(m) } }
end
end
end
end
Version data entries
12 entries across 12 versions & 3 rubygems