#!/bin/sh

get_mutt_confvar() {
  local ret;
  ret=$(mutt -Q "$1" | sed -rne "s,\S+(=| is ),,p")
  case "$ret" in
    (set) echo return 0;;
    (unset) echo return 1;;
    ('') echo "${2:-}"; return 1;;
    (*) echo "$ret";;
  esac
}

WRAP=$(get_mutt_confvar wrap 0)
if [ $WRAP -lt 0 ]; then
  WIDTH=$((${COLUMNS:-78} + $WRAP))

elif [ $WRAP -gt 0 ]; then
  WIDTH=$WRAP

fi

awesome-client <<-_eof
	local naughty = require("naughty")
	naughty.notify({ preset = naughty.config.presets.low,
	    title  = "htmldump called",
	    text   = [[$@]],
	    })
	_eof

if command -v html2markdown >/dev/null; then

  exec html2markdown --asterisk-emphasis --body-width=$WIDTH --unicode-snob \
    --no-skip-internal-links --links-after-para --no-wrap-links \
    --decode-errors=replace --images-to-alt - "$2"| \
    sed -re 's,^\\--[[:space:]]+$,-- ,'

elif command -v pandoc >/dev/null; then

  exec iconv -f "$2" -t utf-8 | pandoc -s -f html -t markdown_mmd \
    --columns=$WIDTH

elif command -v elinks >/dev/null; then

  exec elinks -anonymous -localhost -eval "set document.codepage.assume = '$2'" \
    -dump-width $WIDTH \
    -eval "set document.browse.margin_width = 0" \
    -force-html -dump -dump-charset utf-8 -dump-color-mode 0

elif command -v w3m >/dev/null; then

  exec w3m -I "$2" -O utf-8 -T text/html -dump -cols $WIDTH

else

  echo >&2 No HTML to text converter found.
  exit 1

fi