#!/bin/ksh
#
# Copyright (c) 2020 Uwe Werler <uwe@werler.is>
#
# Permission to use, copy, modify, and distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
#
#
# This script opens all bookmarks matching tag(s) in vimb browser. This
# simulates a session-like behaviour I used especially with pinned tabs in
# Iridium. It can start vimb browser also in tabbed. Can be invoked via a key
# binding in cwm.

set -A _ARGS -- "${@}"

_bookmark="${HOME}/.config/vimb/bookmark"

usage(){

print \
  "
usage: $0 [ -f file ] [ -t ] <tag> [ tag ... ]
  -f: use non default bookmark file
  -t: start vimb in tabbed
  tag: case insensitive tag to match in bookmarks to open in vimb
"
exit 1
}

_startvimb() {

  type vimb >/dev/null || print "Can't find vimb."

  if [[ -n ${_tabbed} ]]; then
    
    type tabbed >/dev/null || print "Can't find tabbed."

    [[ -z ${_winid} ]] &&  _winid=$(tabbed -n vimb -c -d 2>/dev/null)
    vimb --embed ${_winid} ${1} &

  else

    vimb ${1} &
  fi
}

_readbookmarks() {

  typeset -l local _tag
  typeset -l local _tags
  local URL

  { while read _url _tags; do

    for _tag in $@; do

      for _t in ${_tags}; do

        if [[ ${_t} == ${_tag} ]]; then

          _tagmatch=1
          # don't start vimb multiple times when more than one tag matches
          [[ ${URL} != ${_url} ]] && _startvimb ${_url}
          URL=${_url}
        fi
      done
    done
  done
  } <${_bookmark}
  [[ -z ${_tagmatch} ]] && print "No matching tags found."
}

while getopts "f:t" _opt; do

  case "${_opt}" in

    f)
      unset _ARGS[0]
      unset _ARGS[1]
      _bookmark=${OPTARG}
      set -A _ARGS -- ${_ARGS[@]}
      ;;
    t)
      unset _ARGS[0]
      set -A _ARGS -- ${_ARGS[@]}
      _tabbed=1
      ;;
    *)
      usage
      ;;
  esac
done

[[ -z ${_ARGS[*]} ]] && print "Missing tag argument." && usage

shift $((OPTIND-1))
[ $# -gt 0 ] || usage

if [[ -r ${_bookmark} ]]; then 

  _readbookmarks ${_ARGS[@]}
 else
  print "Cant't read bookmark file."
  usage
fi

#vim: set ai:ts=2:et:sw=2