module EpilottoCurriculum

# File lib/epilotto_curriculum.rb, line 7
def build_from_yaml(yaml_file, width: 80, left_column_max_width_percent: 30)
  cv = YAML.load_file(yaml_file)
  name = cv.delete('name')
  updated_at = cv.delete('updated_at')
  about_me = cv.delete('about_me')
  left_column_max_width = (width * (left_column_max_width_percent/100.0)).round
  max_paragraph_width = cv.values.map(&:keys).flatten.max{|x,y| x.size <=> y.size}.size
  lc_w = (max_paragraph_width <= left_column_max_width ? max_paragraph_width : left_column_max_width) + 1
  rc_w = width - 3 - lc_w

  s = [draw_title(name, width, updated_at)]
  cv.each do |section, data|
    if section != :name
      s << draw_section(section, width) # lc_w - 1
      data.each do |left, right|
        l_lines = rpad(left, lc_w).split("\n")
        r_lines = lpad(right, rc_w).split("\n")
        i = 0
        while l_lines[i] || r_lines[i] do
          l_line = l_lines[i]
          l_line = ' ' * lc_w if !l_line || l_line =~ /\s*sep\d*$/
          s << "#{l_line} #{cyan}|#{reset} #{r_lines[i]}"
          i += 1
        end
      end
    end
  end
  s << draw_about_me(name, about_me, width)
  return s.join("\n")
end

# File lib/epilotto_curriculum.rb, line 93
def draw_about_me(name, link, width)
  if link.present?
    s = "ℹ️  Really more info about #{name} here: #{link}"
    return "\n#{s}\n"
  end
end

# File lib/epilotto_curriculum.rb, line 87
def draw_section(s, width)
  lw = width - s.size - 4
  lw = lw < 0 ? 0 : lw
  return bold(yellow("#{'─'*2} #{s} #{'─'*lw}"))
end

# File lib/epilotto_curriculum.rb, line 79
def draw_title(name, width, updated_at = nil)
  title = "#{name.upcase}'s curriculum vitæ"
  s = title
  s = "#{title} (last update #{updated_at})" if updated_at
  s = s.center(width).gsub(title, bold(red(title)))
  return "\n#{s}\n"
end

# File lib/epilotto_curriculum.rb, line 40
def lpad(s, width)
  return '' unless s
  lines = s.to_s.split("\n")
  output = []
  lines.each do |line|
    pad = line[0] == '*' ? 2 : 0
    words = line.split
    r = words.first
    if words.any?
      w = r.gsub(/<\/?b>/, '').size
      words[1..-1].each do |word|
        size = word.gsub(/<\/?b>/, '').size
        if w + size + 1 <= width
          r += ' ' + word
          w += size + 1
        else
          n = "\n"
          if r.scan(/<b>/).size != r.scan(/<\/b>/).size
            n = "</b>\n<b>"
          end
          r += n + ' ' * pad + word
          w = size
        end
      end
    end
    output << r.to_s.gsub('<b>', bold).gsub('</b>', reset)
  end
  return output.join("\n")
end

# File lib/epilotto_curriculum.rb, line 70
def rpad(s, width)
  s = lpad(s, width)
  r = []
  s.split("\n").each do |line|
    r << line.rjust(width)
  end
  return r.join("\n")
end