remomueller/tasktracker

# frozen_string_literal: true

# Methods to help across all application views.
module ApplicationHelper
  def cancel
    link_to 'Cancel', URI.parse(request.referer.to_s).path.blank? ? root_path : (URI.parse(request.referer.to_s).path), class: 'btn btn-default'
  end

  # Prints out '6 hours ago, Yesterday, 2 weeks ago, 5 months ago, 1 year ago'
  def recent_activity(past_time)
    return '' unless past_time.is_a? Time
    time_ago_in_words(past_time)
    seconds_ago = (Time.zone.now - past_time)
    color = if seconds_ago < 60.minute then "#6DD1EC"
    elsif seconds_ago < 1.day then "#ADDD1E"
    elsif seconds_ago < 2.day then "#CEDC34"
    elsif seconds_ago < 1.week then "#CEDC34"
    elsif seconds_ago < 1.month then "#DCAA24"
    elsif seconds_ago < 1.year then "#C2692A"
    else "#AA2D2F"
    end
    "<span style='color:#{color};font-weight:bold;font-variant:small-caps;'>#{time_ago_in_words(past_time)} ago</span>".html_safe
  end

  def simple_date(past_date)
    return '' if past_date.blank?
    if past_date == Date.today
      'Today'
    elsif past_date == Date.today - 1.day
      'Yesterday'
    elsif past_date == Date.today + 1.day
      'Tomorrow'
    elsif past_date.year == Date.today.year
      past_date.strftime("%b %d")
    else
      past_date.strftime("%b %d, %Y")
    end
  end

  def simple_weekday(date)
    return '' unless date.is_a?(Time) || date.is_a?(Date)
    date.strftime("%a")
  end

  def simple_date_and_weekday(date)
    [simple_date(date), simple_weekday(date)].select{|i| not i.blank?}.join(', ')
  end

  def simple_time(past_time)
    return '' if past_time.blank?
    if past_time.to_date == Date.today
      past_time.strftime("at %I:%M %p")
    elsif past_time.year == Date.today.year
      past_time.strftime("on %b %d at %I:%M %p")
    else
      past_time.strftime("on %b %d, %Y at %I:%M %p")
    end
  end

  def simple_check(checked)
    checked ? '<span class="glyphicon glyphicon-ok"></span>'.html_safe : '<span class="glyphicon glyphicon-unchecked text-muted"></span>'.html_safe
  end

  def simple_markdown(text)
    markdown = Redcarpet::Markdown.new(Redcarpet::Render::HTML, no_intra_emphasis: true, fenced_code_blocks: true, autolink: true, strikethrough: true, superscript: true)
    result = text.to_s
    result = markdown.render(result)
    result = insert_checkboxes(result)
    result = target_link_as_blank(result)
    result
  end

  def th_sort_field(order, sort_field, display_name, extra_class: '')
    sort_params = params.permit(:search)
    sort_field_order = (order == sort_field) ? "#{sort_field} desc" : sort_field
    if order == sort_field
      selected_class = 'sort-selected'
    elsif order == "#{sort_field} desc nulls last" || order == "#{sort_field} desc"
      selected_class = 'sort-selected'
    end
    content_tag(:th, class: [selected_class, extra_class]) do
      link_to url_for(sort_params.merge(order: sort_field_order)), style: 'text-decoration:none' do
        display_name.to_s.html_safe
      end
    end.html_safe
  end

  private

  def target_link_as_blank(text)
    text.to_s.gsub(/<a(.*?)>/, '<a\1 target="_blank">').html_safe
  end

  def insert_checkboxes(text)
    text = text.to_s.gsub(/\[\s\]/, '<span class="glyphicon glyphicon-unchecked"></span>')
    text = text.to_s.gsub(/\[x\]/i, '<span class="glyphicon glyphicon-check"></span>')
  end

  def replace_numbers_with_ascii(text)
    text.gsub(/^[ \t]*(\d)/){|m| ascii_number($1)}
  end

  def ascii_number(number)
    "&##{(number.to_i + 48).to_s};"
  end
end