module BootstrapForm::Inputs::InputsCollection

def form_group_collection_input_checked?(checked, obj, input_value)
  checked == input_value || Array(checked).try(:include?, input_value) ||
    checked == obj || Array(checked).try(:include?, obj)
end

def form_group_collection_input_options(options, text, obj, index, input_value, collection)
  input_options = options.merge(label: text.respond_to?(:call) ? text.call(obj) : obj.send(text))
  if (checked = input_options[:checked])
    input_options[:checked] = form_group_collection_input_checked?(checked, obj, input_value)
  end
  input_options[:error_message] = index == collection.size - 1
  input_options.except!(:class)
  input_options
end

def inputs_collection(name, collection, value, text, options={})
  options[:inline] ||= layout_inline?(options[:layout])
  form_group_builder(name, options) do
    inputs = ActiveSupport::SafeBuffer.new
    collection.each_with_index do |obj, i|
      input_value = value.respond_to?(:call) ? value.call(obj) : obj.send(value)
      input_options = form_group_collection_input_options(options, text, obj, i, input_value, collection)
      inputs << yield(name, input_value, input_options)
    end
    inputs
  end
end