module CostlogHelper
  include TimelogHelper

  def render_costlog_breadcrumb
    links = []
    links << link_to(l(:label_project_all), {:project_id => nil, :work_package_id => nil})
    links << link_to(h(@project), {:project_id => @project, :work_package_id => nil}) if @project
    links << link_to_work_package(@work_package, :subject => false) if @work_package
    breadcrumb links
  end

  def cost_types_collection_for_select_options(selected_type = nil)
    cost_types = CostType.active.all.sort

    if selected_type && !cost_types.include?(selected_type)
      cost_types << selected_type
      cost_types.sort
    end
    collection = []
    collection << [ "--- #{l(:actionview_instancetag_blank_option)} ---", '' ] unless cost_types.detect(&:is_default?)
    cost_types.each { |t| collection << [t.name, t.id] }
    collection
  end

  def user_collection_for_select_options(options = {})
    users = @project.assignable_users
    collection = []
    users.each { |u| collection << [u.name, u.id] }
    collection
  end

  def extended_progress_bar(pcts, options={})
    return progress_bar(pcts, options) unless pcts.is_a?(Numeric) && pcts > 100

    width = options[:width] || '100px;'
    legend = options[:legend] || ''
    content_tag('table',
      content_tag('tr',
        content_tag('td', '', :style => "width: #{((100.0 / pcts) * 100).round}%;", :class => 'closed') +
        content_tag('td', '', :style => "width: #{100.0 - ((100.0 / pcts) * 100).round}%;", :class => 'exceeded')
      ), :class => 'progress', :style => "width: #{width};") +
      content_tag('p', legend, :class => 'pourcent')
  end

  def clean_currency(value)
    return nil if value.nil? || value == ""

    value = value.strip
    value.gsub!(l(:currency_delimiter), '') if value.include?(l(:currency_delimiter)) && value.include?(l(:currency_separator))
    value.gsub(',', '.')
    BigDecimal.new(value)
  end

  def to_currency_with_empty(rate)
    rate.nil? ?
      "0.0" :
      number_to_currency(rate.rate)
  end
end