module ModalHelper

def close_button(dismiss)
  #It doesn't seem to like content_tag, so we do this instead.
  raw("<button class=\"close\" data-dismiss=\"#{dismiss}\" aria-hidden=\"true\">&times;</button>")
end

def modal_body(options, &block)
  content_tag :div, options[:content], :class => 'modal-body', :style => options[:style], &block
end

def modal_cancel_button(content, options)
  default_opts = { :class => "btn bootstrap-modal-cancel-button" }
  content_tag_string "a", content, default_opts.merge(options)
end

def modal_dialog(options = {}, &block)
  options = {:id => 'modal', :size => '', :show_close => true, :dismiss => true}.merge options
  content_tag :div, :class => "bootstrap-modal modal fade", :id => options[:id] do
    content_tag :div, :class => "modal-dialog #{options['size']}" do
      content_tag :div, :class => "modal-content" do
        modal_header(options[:header], &block) +
        modal_body(options[:body], &block) +
        modal_footer(options[:footer], &block)
      end
    end
  end
end

def modal_footer(options, &block)
  content_tag :div, options[:content], :class => 'modal-footer', &block
end

def modal_header(options, &block)
  content_tag :div, :class => 'modal-header' do
    if options[:show_close]
      close_button(options[:dismiss]) +
      content_tag(:h4, options[:title], :class => 'modal-title', &block)
    else
      content_tag(:h4, options[:title], :class => 'modal-title', &block)
    end
  end
end

def modal_toggle(content_or_options = nil, options, &block)
  if block_given?
    options = content_or_options if content_or_options.is_a?(Hash)
    default_options = { :class => 'btn btn-default', "data-toggle" => "modal", "href" => options[:dialog] }.merge(options)
    content_tag :a, nil, default_options, true, &block
  else
    default_options = { :class => 'btn btn-default', "data-toggle" => "modal", "href" => options[:dialog] }.merge(options)
    content_tag :a, content_or_options, default_options, true
  end
end