require 'glossary_import_info'

module GlossaryHelper
  
  def label_param(prmname)
    case prmname
    when 'id'
      '#'
    when 'project'
      I18n.t(:label_project)
    when 'category'
      I18n.t(:field_category)
    when 'datetime'
      I18n.t(:field_updated_on)
    when 'author'
      I18n.t(:field_author)
    when 'updater'
      I18n.t(:label_updater)
    when 'created_on'
      I18n.t(:field_created_on)
    when 'updated_on'
      I18n.t(:field_updated_on)
    when 'description'
      I18n.t(:field_description)
    else
      I18n.t("label.#{prmname}")
    end
  end

  
  def param_visible?(prmname)
    !Setting.plugin_redmine_glossary["hide_item_#{prmname}"]
  end

  def collect_visible_params(prmary)
    ary = []
    prmary.collect{|prm| ary << prm if param_visible?(prm)}
    ary
  end
  
  def default_show_params; Term.default_show_params; end
  def default_searched_params; Term.default_searched_params; end
  def default_sort_params; Term.default_sort_params; end


  def params_select(form, name, prms)
    vprms = collect_visible_params(prms)
    options = vprms.collect{|prm| [label_param(prm), prm]}
    form.select(name, options, :include_blank=>true)
  end

  def params_select_tag(name, prms, defaultprm)
    options = [""]
    options += prms.collect{|prm| [label_param(prm), prm]}
    select_tag(name, options_from_collection_for_select(options), defaultprm)
  end
  

  # extract tokens from the question
  # eg. hello "bye bye" => ["hello", "bye bye"]
  def tokenize_by_space(str)
    str.scan(%r{((\s|^)"[\s\w]+"(\s|$)|\S+)}).collect {|m|
      m.first.gsub(%r{(^\s*"\s*|\s*"\s*$)}, '')
    }
  end


  
  def updated_by(updated, author)
    l(:label_updated_time_by, :author => link_to_user(author), :age => time_tag(updated)).html_safe
  end

end